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| carbocyaninesSummarySummary: Compounds that contain three methine groups. They are frequently used as cationic dyes used for differential staining of biological materials. Top Publications
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Publications
Time course of embryonic midbrain and thalamic auditory connection development in mice as revealed by carbocyanine dye tracingBina Gurung
Department of Biomedical Sciences, Creighton University, Omaha, Nebraska 68178, USA
J Comp Neurol 479:309-27. 2004....
Spontaneous changes in mitochondrial membrane potential in cultured neuronsJ F Buckman
Department of Pharmacology, University of Pittsburgh, Pittsburgh, Pennsylvania 15261
J Neurosci 21:5054-65. 2001..We hypothesize that these DeltaPsi(m) fluctuations are dependent on the proper functioning of the mitochondria and reflect mitochondria alternating between the active and inactive states of oxidative phosphorylation...
Flow cytometric probing of mitochondrial function in equine peripheral blood mononuclear cellsDominique Cassart
Department of Pathology, Faculty of Veterinary Medicine, University of Liege, Sart Tilman B43, B 4000 Liege, Belgium
BMC Vet Res 3:25. 2007....
Nobiletin, a citrus flavonoid, suppresses phorbol ester-induced expression of multiple scavenger receptor genes in THP-1 human monocytic cellsAi Eguchi
Division of Food Science and Biotechnology, Graduate School of Agriculture, Kyoto University, Kyoto 606-8502, Japan
FEBS Lett 580:3321-8. 2006..Together, our results suggest that nobiletin is a promising phytochemical for regulating atherosclerosis with reasonable action mechanisms...
Nucleobase-specific enhancement of Cy3 fluorescenceBillie J Harvey
Biodesign Institute, Arizona State University, Tempe, AZ 85287 5601, USA
J Fluoresc 19:443-8. 2009..These results are consistent with a model in which Cy3-nucleoside pi-pi interactions decrease the efficiency of photoisomerization,increasing the efficiency of fluorescence...
Anomalous fluorescence enhancement of Cy3 and cy3.5 versus anomalous fluorescence loss of Cy5 and Cy7 upon covalent linking to IgG and noncovalent binding to avidinH J Gruber
Institute of Biophysics and Institute of Chemistry, J Kepler University, Altenberger Strasse 69, A 4040 Linz, Austria
Bioconjug Chem 11:696-704. 2000..5, were similar to Cy5. In conclusion the Cy dye series is divided into two groups: Antibodies with multiple Cy3 or Cy3.5 labels yield bright fluorescence while extensive quenching occurs in antibodies labeled with Cy5 and Cy7...
False labelling due to quenching failure of N-hydroxy-succinimide-ester-coupled dyesWeiqun Wang
Integrated Functional Genomics, Interdisciplinary Center for Clinical Research, Medical Faculty, University of Munster, Munster, Germany
Proteomics 10:1525-9. 2010..It could be shown that only a 100-fold increase in the amount of quencher will silence residual dye to such an extent that no artificial signals are detected...
Fluorescent labelling of cRNA for microarray applicationsPeter A C 't Hoen
Center for Human and Clinical Genetics, Leiden University Medical Center, Wassenaarseweg 72, 2333 AL Leiden, The Netherlands
Nucleic Acids Res 31:e20. 2003..In conclusion, the currently developed method is an efficient, robust and inexpensive technique for fluorescent labelling of cRNA and allows sensitive detection of gene expression profiles on oligonucleotide microarrays...
Effects of atmospheric ozone on microarray data qualityThomas L Fare
Rosetta Inpharmatics LLC, 12040 115th Avenue NE, Kirkland, Washington 98034, USA
Anal Chem 75:4672-5. 2003..To address this environmental effect, laboratory ozone levels should be kept below 2 ppb (e.g., with filters in HVAC) to achieve high quality microarray data...
Comparison of Alexa Fluor and CyDye for practical DNA microarray useJoanne L Ballard
Lotterywest State Microarray Facility, School of Medicine and Pharmacology, The University of Western Australia and Centre for Medicinal Research, Western Australian Institute for Medical Research, Nedlands, WA, Australia
Mol Biotechnol 36:175-83. 2007..These results suggest that precautions against potential dye affects will continue to be necessary and that no one dye pair negates this need...
Three color cDNA microarrays: quantitative assessment through the use of fluorescein-labeled probesMartin J Hessner
The Max McGee National Research Center for Juvenile Diabetes, The Medical College of Wisconsin and Children s Hospital of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI 53226, USA
Nucleic Acids Res 31:e14. 2003..80, P < 0.001) was observed. We therefore conclude that slide selection based upon prehybridization quality scores will greatly benefit the ability to generate reliable gene expression data...
Nonblinking and long-lasting single-molecule fluorescence imagingIvan Rasnik
Department of Physics, Emory University, Atlanta, Georgia 30322, USA
Nat Methods 3:891-3. 2006....
In vivo imaging of integrin alpha v beta 3 expression using fluorescence-mediated tomographyAngelika von Wallbrunn
Department of Clinical Radiology, University of Munster, Albert Schweitzer Strasse 33, 48129, Munster, Germany
Eur J Nucl Med Mol Imaging 34:745-54. 2007..We therefore synthesised an alpha v beta(3) targeted fluorochrome and imaged tumour xenografts with different alpha v beta(3) expression levels using both planar and tomographic optical imaging methods...
Chiral transformation of achiral J-aggregates of a cyanine dye templated by human serum albuminYazhou Zhang
Beijing National Laboratory for Molecular Sciences, Center for Molecular Sciences, State Key Laboratory for Structural Chemistry of Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100080, P. R. China
Chemphyschem 8:224-6. 2007
Fluorescence spectral properties of cyanine dye labeled DNA near metallic silver particlesJoanna Malicka
Department of Chemistry, University of Gdansk, 80-952 Gdansk, Sobieskiego 18, Poland
Biopolymers 72:96-104. 2003..These results suggest that DNA arrays fabricated on substrates with silver particles can display increased sensitivity and photostability in the analysis of gene expression...
Effects of fluorophore-to-silver distance on the emission of cyanine-dye-labeled oligonucleotidesJoanna Malicka
Department of Biochemistry and Molecular Biology, Center for Fluorescence Spectroscopy, University of Maryland School of Medicine, Baltimore, MD 21201, USA
Anal Biochem 315:57-66. 2003..These results suggest that maximum fluorescence enhancements occur about 90A from the silver surface, a distance readily obtained by one or two layers of proteins...
Fluorescence spectral properties of cyanine dye-labeled DNA oligomers on surfaces coated with silver particlesJoanna Malicka
Department of Biochemistry and Molecular Biology, Center for Fluorescence Spectroscopy, University of Maryland School of Medicine, 725 West Lombard Street, Baltimore, MD 21201, USA
Anal Biochem 317:136-46. 2003..These results suggest the use of substrates containing silver particles for increased sensitivity of DNA detection on DNA arrays...
A multimodal nanoparticle for preoperative magnetic resonance imaging and intraoperative optical brain tumor delineationMoritz F Kircher
Center for Molecular Imaging Research, Massachusetts General Hospital and Harvard Medical School, Charlestown, Massachusetts 02129, USA
Cancer Res 63:8122-5. 2003..This prototypical multimodal nanoparticle has unique properties that may allow radiologists and neurosurgeons to see the same probe in the same cells and may offer a new approach for obtaining tumor margins...
Effect of PNA backbone modifications on cyanine dye binding to PNA-DNA duplexes investigated by optical spectroscopy and molecular dynamics simulationsIsil Dilek
Department of Chemistry, Carnegie Mellon University, 4400 Fifth Avenue, Pittsburgh, Pennsylvania 15213, USA
J Am Chem Soc 127:3339-45. 2005....
Carbocyanine dyes as efficient reversible single-molecule optical switchMike Heilemann
Applied Laserphysics and Laserspectroscopy, Physics Faculty, University of Bielefeld, , 33615 Bielefeld, Germany
J Am Chem Soc 127:3801-6. 2005....
Role reversal in a supramolecular assembly: a chiral cyanine dye controls the helicity of a peptide-nucleic acid duplexBabu Rao Renikuntla
Department of Chemistry, Carnegie Mellon University, 4400 Fifth Avenue, Pittsburgh, Pennsylvania 15213-3890, USA
Langmuir 21:5362-6. 2005..These results indicate that chirality is transferred from the dye to the PNA, as opposed to other examples of polymer-templated dye aggregation where chirality is transferred from the template to the dye...
Comparison of two tricarbocyanine-based dyes for fluorescence optical imagingChristin Perlitz
Optical Imaging and New Modalities Research, Research Laboratories, Schering AG, Müllerstrasse, 13342 Berlin, Germany
J Fluoresc 15:443-54. 2005..The primary aim was to modify the physicochemical properties of the previously synthesized dye SIDAG to investigate the effect on the in vivo imaging properties...
Intrinsic connectivity of human superior colliculusEric Tardif
Division de Neuropsychologie, CHUV, 1011, Lausanne, Switzerland
Exp Brain Res 166:316-24. 2005..The putative roles of these connections are discussed with regard to visual receptive field organization, as well as visuomotor and multisensory integration...
Olivary projection from the rostral part of the nucleus of Darkschewitsch in the postnatal rat as revealed through the use of a carbocyanine dyeSatoru Onodera
Department of Anatomy, School of Medicine, Iwate Medical University, Uchimaru 19 1, Morioka 020 8505, Japan
Brain Res 1015:194-7. 2004..The present study suggests the existence of a precise topographic organization from subnuclei of the area parafascicularlis prerublaris to subnuclei of the inferior olive...
Effects of a modified dye-labeled nucleotide spacer arm on incorporation by thermophilic DNA polymerasesChristopher Lacenere
Division of Biology, California Institute of Technology, Pasadena, California, USA
Nucleosides Nucleotides Nucleic Acids 25:9-15. 2006..Furthermore, some of the assayed polymerases are capable of extending the primer to the full or near full length of 30 nucleotides using dye-labeled nucleotides exclusively...
Triple-target microarray experiments: a novel experimental strategyThorsten Forster
Scottish Centre for Genomic Technology and Informatics, University of Edinburgh, The Chancellor s Building, College of Medicine, 49 Little France Crescent, Edinburgh, EH16 4SB, UK
BMC Genomics 5:13. 2004....
A G-quadruplex ligand 3,3'-diethyloxadicarbocyanine iodide induces mitochondrion-mediated apoptosis but not decrease of telomerase activity in nasopharyngeal carcinoma NPC-TW01 cellsChung-Pin Li
Cooperative Laboratory, Cancer Research Division, National Health Research Institutes, Taipei, Taiwan, ROC
Pharm Res 21:93-100. 2004..CONCLUSIONS: DODC induces NPC-TW01 cell apoptosis via a mitochondrion-mediated mechanism. This paper demonstrates another cytotoxic mechanism of DODC other than inhibition of telomerase...
Intensity-based analysis of two-colour microarrays enables efficient and flexible hybridization designsPeter A C 't Hoen
Center for Human and Clinical Genetics, Leiden University Medical Center, The Netherlands
Nucleic Acids Res 32:e41. 2004....
Elimination of laboratory ozone leads to a dramatic improvement in the reproducibility of microarray gene expression measurementsWilliam S Branham
Center for Functional Genomics, Division of Systems Toxicology, National Center for Toxicological Research, US Food and Drug Administration, Jefferson, Arkansas 72079, USA
BMC Biotechnol 7:8. 2007..Cyanine 3 (Cy3) is much less affected by atmospheric ozone. Degradation of the Cy5 signal relative to the Cy3 signal in 2-color microarrays will adversely reduce the Cy5/Cy3 ratio resulting in unreliable microarray data...
Optimization of oligonucleotide-based DNA microarraysAngela Relógio
Gene Expression Programme and Functional Genomics Technology and Instrumentation Programme, European Molecular Biology Laboratory, Meyerhofstrasse 1, D 69117 Heidelberg, Germany
Nucleic Acids Res 30:e51. 2002..These data will facilitate the design and standardization of custom-made microarrays applicable to gene expression profiling and sequencing analyses...
Near-infrared fluorescent nanoparticles as combined MR/optical imaging probesLee Josephson
Center for Molecular Imaging Research, Massachusetts General Hospital, Charlestown 02129, USA
Bioconjug Chem 13:554-60. 2002..The probes may provide the basis for a new class of so-called smart nanoparticles, capable of pinpointing their position through their magnetic properties, while providing information on their environment by optical imaging techniques...
Chiral transformation of cyanine dye aggregates induced by small peptidesQianfan Yang
Beijing National Laboratory for Molecular Sciences, Center for Molecular Sciences, State Key Laboratory for Structural Chemistry for Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Beijing, People s Republic of China
J Phys Chem B 112:8783-7. 2008..This might be the reason for cyanine dye to form the different chiral assembly induced by these oligo-peptide templates...
Specific targeting of brain tumors with an optical/magnetic resonance imaging nanoprobe across the blood-brain barrierOmid Veiseh
Departments of Materials Science and Engineering, University of Washington, Seattle, Washington 99195, USA
Cancer Res 69:6200-7. 2009....
Orientation dependence in fluorescent energy transfer between Cy3 and Cy5 terminally attached to double-stranded nucleic acidsAsif Iqbal
Cancer Research United Kingdom Nucleic Acid Structure Research Group, MSI WTB complex, The University of Dundee, Dundee DD1 5EH, United Kingdom
Proc Natl Acad Sci U S A 105:11176-81. 2008..Our data unequivocally establish that Förster transfer obeys the orientation dependence as expected for a dipole-dipole interaction...
Fluorescent probes for super-resolution imaging in living cellsMarta Fernandez-Suarez
Department of Chemistry, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, USA
Nat Rev Mol Cell Biol 9:929-43. 2008..We describe the features of existing super-resolution fluorophores and highlight areas of importance for future research and development...
Multiplex detection and quantitation of proteins on western blots using fluorescent probesJ C Gingrich
Bio Rad Laboratories, Hercules, CA, USA
Biotechniques 29:636-42. 2000..Two examples of three-color multiplex detection using FITC-, Cy3- and Cy5-conjugated probes on Western blots are provided to demonstrate applications of this approach...
Robust and efficient synthetic method for forming DNA microarraysP L Dolan
Department of Biology, University of New Mexico, Albuquerque, NM 87131, USA
Nucleic Acids Res 29:E107-7. 2001..Thus, the ATMS/diazotization chemistry facilitated covalent binding of unmodified DNA, and the reusable microarrays that were produced showed enhanced levels of hybridization and very low background fluorescence...
Stability, specificity and fluorescence brightness of multiply-labeled fluorescent DNA probesJ B Randolph
Center for Light Microscope Imaging and Biotechnology and Department of Chemistry, Carnegie Mellon University, 4400 Fifth Avenue, Pittsburgh, PA 15213, USA
Nucleic Acids Res 25:2923-9. 1997..A mechanism that accounts for this destabilization is proposed which is consistent with our data. It involves dye-dye and dye-nucleotide interactions which appear to stabilize a single-stranded conformation of the probe...
Investigation of DNA binding modes for a symmetrical cyanine dye trication: effect of DNA sequence and structureR Cao
Department of Chemistry, Carnegie Mellon University, Pittsburgh, PA 15213-3890, USA
J Biomol Struct Dyn 18:844-56. 2001..Seifert, J.L., et al. (1999) J. Am. Chem. Soc. 121, 2987-2995] These studies illustrate the diversity of DNA binding modes that are available to a given ligand structure...
Determination of high mitochondrial membrane potential in spermatozoa loaded with the mitochondrial probe 5,5',6,6'-tetrachloro-1,1',3,3'-tetraethylbenzimidazolyl-carbocyanine iodide (JC-1) by using fluorescence-activated flow cytometryH David Guthrie
US Department of Agriculture, Animal Bioscience and Biotechnology Laboratory, Agricultural Research Service, Beltsville, Maryland, USA
Methods Mol Biol 477:89-97. 2008..We found that the reactive oxygen species generator, menadione reduced sperm motility and reduced Deltapsi(m) in a dose responsive fashion that was closely correlated with the loss of motility...
Live imaging of mammalian retina: rod outer segments are stained by conventional mitochondrial dyesPaolo Bianchini
University of Genoa, Laboratory for Advanced, Microscopy, Bioimaging, and Spectroscopy LAMBS, MicroSCoBiO Research Center, Department of Physics, Via Dodecaneso 33, 16146, Genoa, Italy
J Biomed Opt 13:054017. 2008..This finding may shed light on previous reports of the existence of a proton potential across the disk membranes and on the mechanism of the adenosine tri-phosphate (ATP) supply for phototransduction, which still requires investigation...
Location of cyanine-3 on double-stranded DNA: importance for fluorescence resonance energy transfer studiesD G Norman
Department of Biochemistry, The University of Dundee, UK
Biochemistry 39:6317-24. 2000..The knowledge of the fluorophore positions can now be used for more precise interpretation of FRET data from nucleic acids...
DNA sequence-dependent enhancement of Cy3 fluorescenceBillie Jo Harvey
Biodesign Institute, Arizona State University, Arizona State University, Tempe, AZ, USA
Photochem Photobiol Sci 8:1105-10. 2009..We have shown that the ability of Cy3 to interact with DNA depends on the flexibility of the oligonucleotide and the presence of purines in the chain...
The combined effects of trkB and trkC mutations on the innervation of the inner earB Fritzsch
Creighton University, Department of Biomedical Sciences, Omaha, NE 68178, USA
Int J Dev Neurosci 16:493-505. 1998....
Lack of neurotrophin 3 causes losses of both classes of spiral ganglion neurons in the cochlea in a region-specific fashionB Fritzsch
Department of Biomedical Sciences, Creighton University, Omaha, Nebraska 68178, USA
J Neurosci 17:6213-25. 1997..Despite these impressive innervation deficiencies, the morphology of the organ of Corti and the development of inner and outer hair cells appeared comparatively normal...
An oxygen scavenging system for improvement of dye stability in single-molecule fluorescence experimentsColin Echeverría Aitken
Biophysics Program, Stanford University School of Medicine, Stanford, California 94305 5126, USA
Biophys J 94:1826-35. 2008..We observed increased stability of Cy3 and Alexa488 in the presence of the antioxidants ascorbic acid and n-propyl gallate. This new O(2)-scavenging system should have wide application for single-molecule fluorescence experiments...
G-quadruplex DNA binding by a series of carbocyanine dyesS M Kerwin
Division of Medicinal Chemistry, College of Pharmacy, University of Texas at Austin, 78712, USA
Bioorg Med Chem Lett 11:2411-4. 2001..Of the five dyes examined, only one, N,N'-diethylthiacarbocyanine iodide (DTC), was found to bind to G4'-DNA. DTC was also the only dye found to inhibit human telomerase at 50 microM concentration...
Visualisation of mitochondria in living neurons with single- and two-photon fluorescence laser microscopyV N Dedov
Department of Pharmacy, University of Sydney, NSW, 2006, Syndey, Australia
Micron 32:653-60. 2001....
Gene-specific dye bias in microarray reference designsAlan A Dombkowski
Institute of Environmental Health Sciences, Wayne State University, 2727 Second Ave, Detroit, MI 48201, USA
FEBS Lett 560:120-4. 2004..We demonstrate that this assumption is not reliable and that dye orientation can significantly influence measured changes in gene expression...
Kinetic mechanism of direct transfer of Escherichia coli SSB tetramers between single-stranded DNA moleculesAlexander G Kozlov
Department of Biochemistry and Molecular Biophysics, Washington University School of Medicine, 660 South Euclid Avenue, 660 S. Euclid Avenue, St. Louis, MO 63110, USA
Biochemistry 41:11611-27. 2002..Such a mechanism may be used to recycle SSB tetramers between old and newly formed ssDNA regions during lagging strand DNA replication...
1H NMR and optical spectroscopic investigation of the sequence-dependent dimerization of a symmetrical cyanine dye in the DNA minor grooveKristen C Hannah
Department of Chemistry, Carnegie Mellon University, 4400 Fifth Avenue, Pittsburgh, Pennsylvania 15213-3890, USA
Biochemistry 44:15924-9. 2005....
Experimental and theoretical study of the interaction of single-stranded DNA homopolymers and a monomethine cyanine dye: nature of specific bindingLarisa Mikelsons
Department of Chemistry, University of Ottawa, Ottawa, Ontario K1N 6N5, Canada
Photochem Photobiol Sci 4:798-802. 2005....
A new method for in vitro detection of microbially produced mitochondrial toxinsD Hoornstra
University of Helsinki, Department of Applied Chemistry and Microbiology, Division of Microbiology, PO Box 56, FIN-00014 University of Helsinki, Finland
Toxicol In Vitro 17:745-51. 2003..Surfactin and lichenysin A caused mitochondrial damage at concentrations where the plasma membrane was also damaged...
Fluorescence properties and photophysics of the sulfoindocyanine Cy3 linked covalently to DNAMatthew E Sanborn
Department of Chemistry and Biochemistry, Department of Physics and The Biodesign Institute, Arizona State University, Tempe, Arizona 85287 5601, USA
J Phys Chem B 111:11064-74. 2007..The remarkable variations in the photophysical properties of Cy3-DNA constructs demonstrate that caution should be used when Cy3 is used in studies employing DNA conjugates...
DNA-templated assembly of helical cyanine dye aggregates: a supramolecular chain polymerizationKristen C Hannah
Department of Chemistry, Carnegie Mellon University, 4400 Fifth Avenue, Pittsburgh, Pennsylvania 15213, USA
Acc Chem Res 37:845-53. 2004..This Account describes how polymerization depends on the dye structure and DNA sequence and also summarizes the interesting optical properties exhibited by these chiral, helical materials...
Development of improved cell lysis, solubilization and imaging approaches for proteomic analysesRichard M Leimgruber
Pharmacia, Discovery Research and Development, St Louis, MO 63198, USA
Proteomics 2:135-44. 2002..Using these approaches, it is possible to perform more rapid and accurate comparative analyses and proteomic, post-gel characterization of proteins of interest than using comparative image analysis of multiple gels...
Real-time detection of nucleotide incorporation during complementary DNA strand synthesisAlexander Krieg
Physikalisch Chemisches Institut, Universitat Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
Chembiochem 4:589-92. 2003..The efficiency of this reaction is of the same order of magnitude as that of a bimolecular hybridization reaction...
Fast detection of single nucleotide polymorphisms (SNPs) by primer elongation with monitoring of supercritical-angle fluorescenceAlexander Krieg
Physikalisch Chemisches Institut, , Winterthurerstrasse 190, , Switzerland
Chembiochem 5:1680-5. 2004..We demonstrate the efficiency of the method by detecting an SNP in the ErbB2 gene that is involved in causing a higher risk of breast cancer...
Cy5.5-DTPA-galactosyl-dextran: a fluorescent probe for in vivo measurement of receptor biochemistryDavid R Vera
Department of Radiology, University of California, San Diego, La Jolla, 92093, USA
Nucl Med Biol 32:687-93. 2005..5-DTPA-dextran. This study demonstrated the feasibility of optically labeling a receptor-binding diagnostic probe and imaging in the TD with sufficient sensitivity and temporal resolution for pharmacokinetic analysis...
Characterization of cells with different mitochondrial membrane potential during apoptosisEnrico Lugli
Department of Biomedical Sciences, Chair of Immunology, University of Modena and Reggio Emilia, Modena, Italy
Cytometry A 68:28-35. 2005....
Mitochondria in activated microglia in vitroRichard B Banati
School of Medical Radiation Sciences, and Ramaciotti Centre for Brain Imaging (Brain-Mind Research Institute, University of Sydney, East Street PO Box 170, Lidcombe NSW 1825, Australia
J Neurocytol 33:535-41. 2004....
The analysis of mitochondria and mitochondrial DNA in human embryonic stem cellsJustin C St John
Mitochondrial Reproductive Genetics Group, Division of Medical Sciences, The Medical School, University of Birmingham, UK
Methods Mol Biol 331:347-74. 2006..Last, we describe real-time polymerase chain reaction protocols that allow both the identification of mtDNA copy number and determine whether mtDNA copy is uniform (homoplasmy) in its transmission or heterogeneous (heteroplasmy)...
Plasmonic enhancement of single-molecule fluorescence near a silver nanoparticleYi Fu
Center for Fluorescence Spectroscopy, University of Maryland School of Medicine, 725 W Lombard Street, Baltimore, MD 21201, USA
J Fluoresc 17:811-6. 2007..These results demonstrate that the use of fluorophore-metal interactions can increase the brightness and photostability of fluorophores for single molecule detection...
A new optical platform for biosensing based on fluorescence anisotropyF Baldini
Institute of Applied Physics, CNR, Via Madonna del Piano 10, 50019, Sesto Fiorentino FI, Italy
Anal Bioanal Chem 391:1837-44. 2008..The treatment with Eudragit L100 was found to be the most successful. Limits of detection and quantification of 0.05 microg mL(-1) and 0.2 microg mL(-1), respectively, were obtained with the configuration described...
Anti-cancer effect of resveratrol is associated with induction of apoptosis via a mitochondrial pathway alignmentWeimin Sun
Department of Radiation Oncology, University of Rochester Medical Center, Rochester, NY 14642, USA
Adv Exp Med Biol 614:179-86. 2008....
P53 mediated regulation of metallothionein transcription in breast cancer cellsElena A Ostrakhovitch
Department of Pathology, University of Western Ontario, London, Ontario N6A 5C1, Canada
J Cell Biochem 102:1571-83. 2007..On the contrary, MRE activity remained unaltered in MDD2 cells with inactive p53. The above results demonstrate that activation of p53 is an important factor in metal regulation of MT...
Psychosine-induced apoptosis and cytokine activation in immune peripheral cells of Krabbe patientsPatrizia Formichi
Department of Neurological and Behavioural Sciences, University of Siena, Siena, Italy
J Cell Physiol 212:737-43. 2007..In conclusion, the reduced apoptotic response and the atypical cytokine production observed in our experiments, suggest an involvement of inflammatory pattern in immune peripheral cells of KP...
Role of wild-type estrogen receptor-beta in mitochondrial cytoprotection of cultured normal male and female human lens epithelial cellsJ M Flynn
Department of Cell Biology, University of North Texas Health Science Center, Fort Worth, TX, USA
Am J Physiol Endocrinol Metab 295:E637-47. 2008..Thus, whereas the estrogen-mediated prevention of mitochondrial membrane permeability transition is sex independent, the mechanism of estrogen-induced mitochondrial cytoprotection is wtERbeta1 dependent...
Anaplasma phagocytophilum inhibits human neutrophil apoptosis via upregulation of bfl-1, maintenance of mitochondrial membrane potential and prevention of caspase 3 activationYan Ge
Department of Veterinary Biosciences, The Ohio State University, Columbus, OH 43210, USA
Cell Microbiol 7:29-38. 2005..These results suggest that A. phagocytophilum inhibits human neutrophil apoptosis via transcriptional upregulation of bfl-1 and inhibition of mitochondria-mediated activation of caspase 3...
In vivo imaging of the inflammatory receptor CD40 after cerebral ischemia using a fluorescent antibodyJan Klohs
Department Experimental Neurology, Charite University Medicine Berlin, Berlin, Germany
Stroke 39:2845-52. 2008..5 (cy5.5-cd40mab)...
Studies of monomeric and homodimeric oxazolo[4,5-b]pyridinium cyanine dyes as fluorescent probes for nucleic acids visualizationV B Kovalska
Institute of Molecular Biology and Genetics, National Academy of Science of Ukraine, 150 Zabolotnogo St, 03143 Kyiv, Ukraine
J Biochem Biophys Methods 68:155-65. 2006..8 ng of dsdna...
Estradiol attenuates mitochondrial depolarization in polyol-stressed lens epithelial cellsJames M Flynn
Department of Cell Biology and Genetics, University of North Texas Health Science Center, Fort Worth, TX 76107, USA
Mol Vis 12:271-82. 2006....
The use of CalciumOrange-5N as a specific marker of mitochondrial Ca2+ in mouse skeletal muscle fibersPura Bolaños
Laboratorio de Fisiologia Celular, Centro de Biofisica y Bioquimica, Instituto Venezolano de Investigaciones Cientificas IVIC, Apartado 21827, Caracas 1020A, Venezuela
Pflugers Arch 455:721-31. 2008..Our results show the loss of Ca(2+) from mitochondria when DeltaPsi(m) is depolarised and demonstrate the usefulness of CaOr-5N to mark mitochondrial [Ca(2+)](m)...
JC-1, a sensitive probe for a simultaneous detection of P-glycoprotein activity and apoptosis in leukemic cellsDriss Chaoui
, UMR S 736, Les Cordeliers, France
Cytometry B Clin Cytom 70:189-96. 2006..CONCLUSIONS: JC-1 can simultaneously evaluate two important parameters involved in drug resistance in AML cells, P-gp activity and apoptosis...
A selective method for transfection of retinal ganglion cells by retrograde transfer of antisense oligonucleotides against kynurenine aminotransferase IISebastian Thaler
Department of Pathophysiology of Vision and Neuro ophthalmology, University Eye Hospital, Tubingen, Germany
Mol Vis 12:100-7. 2006..Expression of kynurenine aminotransferase II (KAT II) in RGCs has been well described in the literature. We describe a new method for downregulating cellular KAT II expression via transfection of RGC by retrograde transfer of ODN...
Microscopy under pressure--an optical chamber system for fluorescence microscopic analysis of living cells under high hydrostatic pressureBenjamin Frey
Institute for Energy and Environmental Technologies of the Food Industry, Center of Life and Food Sciences, Technische Universitaet Muenchen, D 85350 Freising, Germany
Microsc Res Tech 69:65-72. 2006....
Influence of co-down-regulation of caspase-3 and caspase-7 by siRNAs on sodium butyrate-induced apoptotic cell death of Chinese hamster ovary cells producing thrombopoietinYun Hee Sung
Department of Biological Sciences, Korea Advanced Institute of Science and Technology, 373 1 Kusong Dong, Yusong gu, Daejon 305 701, Republic of Korea
Metab Eng 9:452-64. 2007..Taken together, co-down-regulation of caspase-3 and caspase-7 is effective in regard to extension of culture longevity and enhancement of hTPO production in a serum-free culture in the presence or absence of 1mM NaBu addition...
Assessment of mitochondrial membrane potential in proximal tubules after hypoxia-reoxygenationThorsten Feldkamp
Nephrology Div, Dept. of Internal Medicine, Rm. 1560, MSRB II, Univ. of Michigan Medical Ctr, Ann Arbor, MI 48109-0676, USA
Am J Physiol Renal Physiol 288:F1092-102. 2005..Both types of energization measured using safranin O in tubules permeabilized after H/R were impaired, but combining substrates and ATP substantially restored DeltaPsim...
High throughput fluorescence assays for the measurement of mitochondrial activity in intact human neuroblastoma cellsA J Woollacott
Department of Biochemistry, Merck Sharp and Dohme Research Laboratories, Neuroscience Research Centre, Harlow, Essex, UK
J Biomol Screen 6:413-20. 2001....
Mitochondrial and nonmitochondrial reduction of MTT: interaction of MTT with TMRE, JC-1, and NAO mitochondrial fluorescent probesTytus Bernas
Laboratory of Confocal Microscopy and Image Analysis, Department of Biophysics, Institute of Molecular Biology and Biotechnology, Jagiellonian University, Krakow, Poland
Cytometry 47:236-42. 2002..Thus, the presence of positively charged organic compounds (like MTT) may distort measurements of mitochondrial transmembrane electric potential, which are based on accumulation of fluorescent dyes...
Receptor-targeted optical imaging of tumors with near-infrared fluorescent ligandsA Becker
, 14050 Berlin, Germany
Nat Biotechnol 19:327-31. 2001..This imaging approach, combining the specificity of ligand/receptor interaction with near-infrared fluorescence detection, may be applied in various other fields of cancer diagnosis...
Exogenous phospholipids specifically affect transmembrane potential of brain mitochondria and cytochrome C releaseLucia Piccotti
Department of Internal Medicine, Laboratory of Biochemistry, University of Perugia, Perugia 06122, Italy
J Biol Chem 277:12075-81. 2002..Moreover, enrichment with CL and PG brought the low energy mitochondrial population to high Deltapsi(m) values and prevented phosphate-dependent cytochrome c release...
Domains of high-polarized and low-polarized mitochondria may occur in mouse and human oocytes and early embryosJonathan Van Blerkom
Department of Molecular, Cellular and Developmental Biology, University of Colorado, Boulder, CO 80309, USA
Hum Reprod 17:393-406. 2002..Here, we investigated whether deltapsim in oocytes and preimplantation embryos was heterogeneous and cell contact-associated...
A new minor groove binding asymmetric cyanine reporter dye for real-time PCRMartin Bengtsson
Department of Chemistry and Bioscience, , Medicinaregatan 9E, , Sweden
Nucleic Acids Res 31:e45. 2003..1 and 0.4 micro M generated sufficient fluorescence signal without inhibiting the PCR. A comparison with the commonly used reporter dye SYBR Green I shows that the two dyes behave similarly in all important aspects...
Probing lipid mobility of raft-exhibiting model membranes by fluorescence correlation spectroscopyNicoletta Kahya
Experimental Biophysics Group, Max Planck Institute for Biophysical Chemistry, Am Fassberg 11, , Germany
J Biol Chem 278:28109-15. 2003..Moreover, FCS data from ternary and binary mixtures have been used to build a ternary phase diagram, which shows areas of phase coexistence, transition points, and, importantly, how lipid dynamics varies between and within phase regions...
Direct analysis of mitochondrial toxicity of antiretroviral drugsA Foli
Research Institute for Genetic and Human Therapy, IRCCS Policlinico S. Matteo, Pavia, Italy
AIDS 15:1687-94. 2001..The in vitro assay described here might be used to predict the mitochondrial toxicity of other NRTI, alone or in combination...
Flow cytometric assessment of changes in rat sperm mitochondrial function after treatment with pentachlorophenolCurtis G Gravance
Department of Animal Science, University of California, 95616-8521, Davis, CA, USA
Toxicol In Vitro 17:253-7. 2003....
Allopregnanolone attenuates N-methyl-D-aspartate-induced excitotoxicity and apoptosis in the human NT2 cell line in cultureEllen M Lockhart
Department of Anesthesiology, Duke University Medical Center, Durham, NC 27710, USA
Neurosci Lett 328:33-6. 2002..7 +/- 0.1 nM). Physiologic concentrations of allopregnanolone provided protection against both necrotic and apoptotic injury induced by NMDA excitotoxicity...
Mitochondrial aggregation patterns and activity in human oocytes and preimplantation embryosM Wilding
Centre for Reproductive Biology, Clinica Villa del Sole, and Dipartimento Clinica di Emergenza Ginecologica e Ostetrica e Medicina della Riproduzione, Azienda Universitaria Policlinico, , Naples, Italy
Hum Reprod 16:909-17. 2001..The loss of mitochondrial activity in oocytes obtained from ageing couples may therefore contribute to lower embryo development and pregnancy rates observed during cycles of IVF...
Ammonia induces the mitochondrial permeability transition in primary cultures of rat astrocytesG Bai
Department of Pathology, Veterans Affairs Medical Center, University of Miami School of Medicine, Miami, FL 33101, USA
J Neurosci Res 66:981-91. 2001..Collectively, our data indicate that ammonia induces the MPT in cultured astrocytes, which may be a factor in the mitochondrial dysfunction associated with HE and other hyperammonemic states...
Cytokine-induced apoptosis and necrosis are preceded by disruption of the mitochondrial membrane potential (Deltapsi(m)) in pancreatic RINm5F cells: prevention by Bcl-2Andreea Barbu
Department of Medical Cell Biology, Biomedical Centre, Uppsala University, PO Box 571, S 751 23, Sweden
Mol Cell Endocrinol 190:75-82. 2002..Bcl-2 may prevent beta-cell death by counteracting mitochondrial permeability transition...
Cyanine dyes as contrast agents in biomedical optical imagingKai Licha
Schering AG, Research Laboratories, Berlin, Germany
Acad Radiol 9:S320-2. 2002
Effect of acute hypoxia on glomus cell Em and psi m as measured by fluorescence imagingArijit Roy
Department of Physiology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania 19104-6085, USA
J Appl Physiol 93:1987-98. 2002..Overall, these responses supported our "metabomembrane hypothesis" of chemoreception...
Delta 9-tetrahydrocannabinol disrupts mitochondrial function and cell energeticsTheodore A Sarafian
Department of Medicine, Division of Pulmonary and Critical Care, Center for Health Sciences, University of California Los Angeles, Los Angeles, CA 90095, USA
Am J Physiol Lung Cell Mol Physiol 284:L298-306. 2003..These results suggest that exposure of the bronchopulmonary epithelium to THC may have important health and physiological consequences...
Silver particles enhance emission of fluorescent DNA oligomersJoseph R Lakowicz
University of Maryland School of Medicine, Center for Fluorescence Spectroscopy, Department of Biochemistry and Molecular Biology, 725 West Lombard Street, Baltimore, MD 21201, USA
Biotechniques 34:62-6, 68. 2003..Proximity to these silver particles also increases the photostability of Cy3- and Cy5-labeled oligomers. These results suggest the use of DNA array substrates with silver particles for increased sensitivity in genetic analysis...
Melatonin protection against lethal myocyte injury induced by doxorubicin as reflected by effects on mitochondrial membrane potentialMeifeng Xu
Department of Pathology and Laboratory Medicine, University of Cincinnati, Cincinnati, OH 45267-0529, USA
J Mol Cell Cardiol 34:75-9. 2002..The data support the hypothesis that DOX induces damage to mitochondria through radicals, and this is reflected in depolarization of Delta(psi)(m), which was prevented by melatonin...
Large-scale chromatin fibers of living cells display a discontinuous functional organizationN Sadoni
, , Munich, Germany
Chromosoma 110:39-51. 2001..In particular, Cy3-labeled foci appeared as discontinuous regions of large-scale fibers. These results demonstrate that large-scale chromatin fibers have discontinuous functional characteristics...
Protective role of glucose-6-phosphate dehydrogenase activity in the metabolic response of C6 rat glioma cells to polyunsaturated fatty acid exposureKarina Lawrence Ramos
Departamento de Histologia e Embriologia, Instituto de Ciencias Biomedicas, Universidade de Sao Paulo, Sao Paulo, Brazil
Glia 43:149-66. 2003....
DNA measurements by using fluorescence correlation spectroscopy and two-color fluorescence cross correlation spectroscopyTakuya Takagi
Laboratory of Supramolecular Biophysics, Research Institute for Electronic Science, Hokkaido University, Sapporo 060-0812, Japan
Curr Pharm Biotechnol 5:199-204. 2004..The results show that FCCS is not limited by the size of the macromolecular complex even in a very small detection area...
Toxicity and cell cycle effects of synthetic 8-prenylnaringenin and derivatives in human cellsSergey V Tokalov
Institut fur Zoologie, TU Dresden, Dresden, Germany
Pharmacology 71:46-56. 2004..The low toxicity and weak cytostatic properties of the tested naringenin derivatives is encouraging for further studies on known naringenin target molecules...
Axonal mitochondrial transport and potential are correlatedKyle E Miller
Department of Biological Sciences, Room 713 Fairchild Building, Columbia University, New York, NY 10027, USA
J Cell Sci 117:2791-804. 2004..These results have implications for axonal clogging, autophagy, apoptosis and Alzheimer's disease...
Research Grants
- STRUCTURAL BASIS OF CENTRAL HEARING MECHANISMSCRAIG HENKEL; Fiscal Year: 1990..Improving assessment of these functions in hearing impaired individuals requires experiments such as the one proposed to increase our knowledge about the anatomical and physiological basis for neural processing of sound...
- Integrated Instrumentation for ProteomicsHelen Kim; Fiscal Year: 2002....
- Metal-Enhanced Fluorescence SensingJoseph Lakowicz; Fiscal Year: 2006..a. Develop sandwich (capture) immunoassays for PSA using anti-PSA (or anti-ACT-PSA) labeled with low and high quantum yield fluorophores. b. Develop RET immunoassays for PSA (or ACT-PSA) with the capture and detection antibodies. ..
- Plasmon-Controlled Fluorescence and Cardiac MarkersJoseph Lakowicz; Fiscal Year: 2007..Cardiac troponin I and BMP are present at lower concentrations and their detection will drive development of nanostructures for high sensitivity detection. ..
- CELLULAR PATHOPHYSIOLOGY OF ACUTE RENAL FAILUREJoel Weinberg; Fiscal Year: 2004..3) Assess expression of the lesion and test efficacy of protective metabolites during ischemia/reperfusion of the kidney in vivo. ..
- Metallic Surfaces and Particles in DNA AnalysisJoseph Lakowicz; Fiscal Year: 2009..B. Apply the nanostructures array for identification of class B biohazard agents. C and D. Apply the nanostructures for analysis of the cystic fibrosis transmembrane regulator gene (CFTR). ..
- Plasmon-Controlled Fluorescence and Cardiac MarkersJoseph Lakowicz; Fiscal Year: 2009..Cardiac troponin I and BMP are present at lower concentrations and their detection will drive development of nanostructures for high sensitivity detection. ..
- Biohazard Detection Using Metal-Enhanced FluorescenceJoseph Lakowicz; Fiscal Year: 2003..pestis. The sensitivity of the assays will be determined by assays based on serial dilutions. The specificity will be determined against DNA from other species and strains of Yersinia. ..
- HEARING: DEVELOPMENT OF SYNAPTIC CIRCUITSCRAIG HENKEL; Fiscal Year: 2005....
- Magnetic Resonance Imaging of Cardiomyocyte ApoptosisDavid Sosnovik; Fiscal Year: 2007..The proposed research also has the potential to facilitate a greater understanding of cardiomyocyte apoptosis and accelerate the development of novel cardioprotective strategies. ..
- Metallic Surfaces and Particles in DNA AnalysisJoseph Lakowicz; Fiscal Year: 2007..B. Apply the nanostructures array for identification of class B biohazard agents. C and D. Apply the nanostructures for analysis of the cystic fibrosis transmembrane regulator gene (CFTR). ..
- CFS Course on Fluorescence SpectroscopyJoseph Lakowicz; Fiscal Year: 2006..They also plan to send announcements to other P41 centers to encourage collaborations between centers. They are requesting funds adequate to provide 10 complete fee waivers in the first year, growing to 18 waivers in the fifth year. ..
- HIGH DENSITY MICROARRAYS WITH QUANTITATIVE QC/QAMartin Hessner; Fiscal Year: 2006..Our success will provide an accurate, flexible, lower cost alternative to commercial arrays for laboratories wishing to conduct gene expression studies. ..
- CENTER FOR FLUORESCENCE SPECTROSCOPYJoseph Lakowicz; Fiscal Year: 2006..Abstract Not Provided. ..
- CELLULAR PATHOPHYSIOLOGY OF ACUTE RENAL FAILUREJoel Weinberg; Fiscal Year: 2007..abstract_text> ..
- Annual Meeting of the NCRR/NIBIB Principal InvestigatorsJoseph Lakowicz; Fiscal Year: 2006..5. Poster sessions and small focus groups arranged by the Principal Investigators, and 6. A closing session without NIH personnel to elect organizing committee and other discussions. ..
- Dissection of cellular interactions in T1DM with integrated functional genomicsMartin Hessner; Fiscal Year: 2009....
- CELLULAR PATHOPHYSIOLOGY OF ACUTE RENAL FAILUREJoel Weinberg; Fiscal Year: 2000..dependent, disassembly/reassembly of focal adhesions in the glycine-protected, isolated tubules. ..
- STRUCTURE AND PLASTICITY OF CENTRAL HEARING MECHANISMSCRAIG HENKEL; Fiscal Year: 2002..Results should lead to a better understanding of the influence of experience on the development of these binaural sensory pathways. ..
- CELLULAR PATHOPHYSIOLOGY OF ACUTE RENAL FAILUREJoel Weinberg; Fiscal Year: 1992..The studies in this proposal provide an established and versatile approach for achieving this...
- CELLULAR PATHOPHYSIOLOGY OF ACUTE RENAL FAILUREJoel Weinberg; Fiscal Year: 1993..Glycine cytoprotection is an extraordinarily powerful tool for this purpose with implications for injury to the kidney and other organs..
- Metallic Surfaces and Particles in DNA AnalysisJoseph R Lakowicz; Fiscal Year: 2010..Each type of structure provides unique opportunities for new assay formats and can be readily available to other laboratories at low cost. ..
- Plasmon-Controlled Fluorescence and Cardiac MarkersJoseph Lakowicz; Fiscal Year: 2009..This extension of the specific aims will result in the hiring of two PhD-level research associates. ..
- Molecular and Microstructural Imaging of Cardiomyocyte Apoptosis and AutophagyDavid E Sosnovik; Fiscal Year: 2010..The development of such strategies has the potential to significantly reduce the rapidly rising number of patients with heart failure, and is thus of major clinical and public health significance. ..
- CELLULAR PATHOPHYSIOLOGY OF ACUTE RENAL FAILUREJoel M Weinberg; Fiscal Year: 2010....
- Dissection of cellular interactions in T1DM with integrated functional genomicsMARTIN JOHN HESSNER; Fiscal Year: 2010....
- Layer-by-layer assembly for making drug-eluting stentsKinam Park; Fiscal Year: 2007....
- Rapid ischemic tolerance: Ubiquitin-mediated structural reorganizationRobert Meller; Fiscal Year: 2007..Indeed, the long-term aim of these studies is to discover endogenous protective mechanisms that can be translated into effective rapid acting neuroprotective agents for stroke. ..
- Adaptable Polymer Micelles for Tumor TargetingKinam Park; Fiscal Year: 2010..e., adaptable polymer micelles) for targeted delivery of anticancer agents to the tumor site via intravenous injection. ..
- Genetic remodeling of Vagal Afferent OrganizationEdward Fox; Fiscal Year: 2009..Moreover, it will form an essential foundation for further research on the development of, and the structural and functional organization of, the diverse systems that form the vagal sensorium. ..
- Rapid ischemic tolerance: Synaptic re-organization and reduced excitotoxicityRobert Meller; Fiscal Year: 2010..It is our aim to investigate these mechanisms to help develop new therapeutics for stroke, or for circumstances where ischemia can be predicted, such as heart bypass surgery. ..
- Engineering Microbial Rhodopsins as Optical Voltage SensorsADAM EZRA COHEN; Fiscal Year: 2011..This protein will facilitate studies on the electrophysiology of a wide range of cells implicated in human health and disease. ..
- Adaptable Polymer Micelles for Tumor TargetingKinam Park; Fiscal Year: 2011..e., adaptable polymer micelles) for targeted delivery of anticancer agents to the tumor site via intravenous injection. ..
- Microenvironment-Controlled Encapsulation (MICE) ProcessKinam Park; Fiscal Year: 2005..The MICE process will facilitate microencapsulation of a variety of protein drugs that have been difficult to formulate with the conventional methods, as well as small molecular weight drugs. ..
- Hydrotropic Polymers for oral delivery of paclitaxelKinam Park; Fiscal Year: 2004..This will allow more effective use of existing drugs and development of various new drug candidates that are otherwise eliminated from further consideration due to their poor water-solubilities. ..
- Protein ubiquitination based neuroprotection for strokeRobert Meller; Fiscal Year: 2006....
- Solvent exchange methods for protein microencapsulationKinam Park; Fiscal Year: 2006..Because of the simplicity of the solvent exchange method, it is expected to open a new avenue of microencapsulation of protein drugs with various properties. ..
- Hydrotropic Polymers for oral delivery of paclitaxelKinam Park; Fiscal Year: 2007..The oral paclitaxel formulations are expected to have great therapeutic potential not only for cancer treatment as well as neurodegenerative diseases that can be potentially treated by paclitaxel. ..
- RADIOIMMUNOTHERAPY OF B CELL LYMPHOMA WITH ANTI CD74M Mattes; Fiscal Year: 2002..This study may lead to the development of more effective radio-conjugates for the therapy of cancer and other diseases. Also, it will provide basic information about the toxic effects of intracellular (really lysosomal) radionuclides. ..
- NOVEL TYROSINASE MUTANTS AS IMAGING MARKER GENESAlexei Bogdanov; Fiscal Year: 2002..The long-term goal of this research is to explore and develop novel and useful bifunctional "imaging/therapeutic marker genes" for in vivo use. ..
- Transcription Factor Reporter TechnologyAlexei Bogdanov; Fiscal Year: 2006..abstract_text> ..
