Research Topics
Genomes and Genes | organellesSummarySummary: Specific particles of membrane-bound organized living substances present in eukaryotic cells, such as the MITOCHONDRIA; the GOLGI APPARATUS; ENDOPLASMIC RETICULUM; LYSOSOMES; PLASTIDS; and VACUOLES. Top Publications
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Publications
Morphometric and ultrastructural characterization of Bos indicus preantral folliclesMirella Avila Kacinskis
Department of Cellular Biology, Institute of Biological Science, , , DF 70910-900, Brazil
Anim Reprod Sci 87:45-57. 2005..The oocyte contained a large and usually eccentric nucleus. Most organelles were located at the perinuclear ooplasm...
Lipid droplets: a unified view of a dynamic organelleSally Martin
Institute for Molecular Bioscience, and Centre for Microscopy and Microanalysis, University of Queensland, Brisbane, QLD 4072, Australia
Nat Rev Mol Cell Biol 7:373-8. 2006..seem to be able to generate lipid droplets, their biogenesis, regulatory mechanisms and interactions with other organelles remain largely elusive...
Endosymbiotic gene transfer: organelle genomes forge eukaryotic chromosomesJeremy N Timmis
School of Molecular and Biomedical Science, The University of Adelaide, South Australia 5005, Australia
Nat Rev Genet 5:123-35. 2004
Inhibitors of the nonmevalonate pathway of isoprenoid biosynthesis as antimalarial drugsH Jomaa
Institute of Biochemistry, Academic Hospital Centre, Justus Liebig University, Friedrichstrasse 24, D 35392 Giessen, Germany
Science 285:1573-6. 1999..Both drugs suppressed the in vitro growth of multidrug-resistant P. falciparum strains. After therapy with these drugs, mice infected with the rodent malaria parasite P. vinckei were cured...
Identification of the moving junction complex of Toxoplasma gondii: a collaboration between distinct secretory organellesDavid L Alexander
Department of Microbiology and Immunology, Stanford University, Stanford, California, USA
PLoS Pathog 1:e17. 2005..this process, apical membrane antigen 1 (AMA1) is released onto the parasite surface from specialized secretory organelles called micronemes. The T...
Tau blocks traffic of organelles, neurofilaments, and APP vesicles in neurons and enhances oxidative stressK Stamer
Max-Planck-Unit for Structural Molecular Biology, 22607 Hamburg, Germany
J Cell Biol 156:1051-63. 2002We studied the effect of microtubule-associated tau protein on trafficking of vesicles and organelles in primary cortical neurons, retinal ganglion cells, and neuroblastoma cells...
Distinct external signals trigger sequential release of apical organelles during erythrocyte invasion by malaria parasitesShailja Singh
Malaria Group, International Centre for Genetic Engineering and Biotechnology, New Delhi, India
PLoS Pathog 6:e1000746. 2010..Parasite proteins that bind erythrocyte receptors during invasion are localized in apical organelles called micronemes and rhoptries...
Tropical infectious diseases: metabolic maps and functions of the Plasmodium falciparum apicoplastStuart A Ralph
Institut Pasteur, Biology of Host-Parasite Interactions, 25 rue du Docteur Roux, 75724, Paris, Cedex 15, France
Nat Rev Microbiol 2:203-16. 2004
Apicoplast isoprenoid precursor synthesis and the molecular basis of fosmidomycin resistance in Toxoplasma gondiiSethu C Nair
Department of Cellular Biology, University of Georgia, Athens, GA 30602, USA
J Exp Med 208:1547-59. 2011..We propose that the varied extent of metabolite exchange between host and parasite is a crucial determinator of drug susceptibility and a predictor of future resistance...
Adenine nucleotide transporters in organelles: novel genes and functionsJavier Traba
Departamento de Biologia Molecular, Centro de Biología Molecular Severo Ochoa UAM CSIC, CIBER de Enfermedades Raras, Universidad Autonoma de Madrid, Madrid, Spain
Cell Mol Life Sci 68:1183-206. 2011..This work reviews the carriers that transport adenine nucleotides into the organelles of eukaryotic cells together with their possible functions...
Impairment of starvation-induced and constitutive autophagy in Atg7-deficient miceMasaaki Komatsu
Department of Molecular Oncology, Tokyo Metropolitan Institute of Medical Science, Bunkyo ku, Tokyo 113 8613, Japan
J Cell Biol 169:425-34. 2005..autophagosome formation, amino acid supply in neonates, and starvation-induced bulk degradation of proteins and organelles in mice...
The biogenesis and functions of exosomesWillem Stoorvogel
Department of Cell Biology, Institute of Biomembranes and Centre for Biomedical Genetics, University Medical Center Utrecht, The Netherlands
Traffic 3:321-30. 2002..Exosomes may have evolved early in the evolution of multicellular organisms and also seem to be important for tissue developmental processes...
Apicoplast translation, transcription and genome replication: targets for antimalarial antibioticsErica L Dahl
Department of Medicine, Division of Infectious Disease, Box 0811, University of California, San Francisco, San Francisco, CA 94143, USA
Trends Parasitol 24:279-84. 2008..Interestingly, the antibiotics thiostrepton and rifampin are fast acting and might target additional processes outside the apicoplast...
Dense granules: are they key organelles to help understand the parasitophorous vacuole of all apicomplexa parasites?Corinne Mercier
Institut Jean Roget, Universite Joseph Fourier, CNRS UMR 5163, Place du Commandant Nal, 38700 La Tronche, France
Int J Parasitol 35:829-49. 2005Together with micronemes and rhoptries, dense granules are specialised secretory organelles of Apicomplexa parasites...
Tau regulates the attachment/detachment but not the speed of motors in microtubule-dependent transport of single vesicles and organellesB Trinczek
Max Planck Unit for Structural Molecular Biology, Notkestrasse 85, D 22607 Hamburg, Germany
J Cell Sci 112:2355-67. 1999....
Peroxisomes as dynamic organelles: autophagic degradationMasahide Oku
Division of Applied Life Sciences, Graduate School of Agriculture, Kyoto University, Sakyo, Kyoto, Japan
FEBS J 277:3289-94. 2010..Physiological functions of this process (especially cellular remodeling) in mammalian cells and in a phytopathogenic fungus are also introduced...
Lipid droplet formation in leprosy: Toll-like receptor-regulated organelles involved in eicosanoid formation and Mycobacterium leprae pathogenesisKatherine A Mattos
Laboratórios de Microbiologia Celular, Instituto Oswaldo Cruz, FIOCRUZ, Rio de Janeiro, Brazil
J Leukoc Biol 87:371-84. 2010....
Interactions between the endoplasmic reticulum, mitochondria, plasma membrane and other subcellular organellesMagdalena Lebiedzinska
Nencki Institute of Experimental Biology, Department of Biochemistry, Warsaw, Poland
Int J Biochem Cell Biol 41:1805-16. 2009..dynamic contacts between mitochondria, the plasma membrane, the endoplasmic reticulum, and other subcellular organelles. Many cellular processes require proper cooperation between the plasma membrane, the nucleus and subcellular ..
CK1 activates minus-end-directed transport of membrane organelles along microtubulesKazuho Ikeda
Department of Cell Biology, University of Connecticut Health Center, Farmington, CT 06030, USA
Mol Biol Cell 22:1321-9. 2011....
Draft genome sequence of the sexually transmitted pathogen Trichomonas vaginalisJane M Carlton
Institute for Genomic Research, 9712 Medical Research Drive, Rockville, MD 20850, USA
Science 315:207-12. 2007..The genome sequence predicts previously unknown functions for the hydrogenosome, which support a common evolutionary origin of this unusual organelle with mitochondria...
The lipid droplet is an important organelle for hepatitis C virus productionYusuke Miyanari
Department of Viral Oncology, Institute for Virus Research, Kyoto University, Kyoto 606 8507, Japan
Nat Cell Biol 9:1089-97. 2007..It dynamically moves through the cytoplasm, interacting with other organelles, including the endoplasmic reticulum (ER)...
Toxoplasma evacuoles: a two-step process of secretion and fusion forms the parasitophorous vacuoleS Hakansson
Department of Molecular Microbiology, Washington University School of Medicine, Box 8230, 660 S Euclid Avenue, St Louis, MO 63110, USA
EMBO J 20:3132-44. 2001Rapid discharge of secretory organelles called rhoptries is tightly coupled with host cell entry by the protozoan parasite Toxoplasma gondii...
Pentatricopeptide repeat (PPR) proteins as sequence-specificity factors in post-transcriptional processes in organellesE Delannoy
ARC Centre of Excellence in Plant Energy Biology, University of Western Australia, 35 Stirling Highway, Crawley, Perth 6009, WA, Australia
Biochem Soc Trans 35:1643-7. 2007PPR (pentatricopeptide repeat) genes form a large family particularly prevalent in higher plants and targeted to organelles. They are involved in many post-transcriptional processes such as splicing, editing, processing and translation...
Mechanisms shaping the membranes of cellular organellesYoko Shibata
Howard Hughes Medical Institute and Department of Cell Biology, Harvard Medical School, Boston, Massachusetts 02115, USA
Annu Rev Cell Dev Biol 25:329-54. 2009Cellular organelles have characteristic morphologies that arise as a result of different local membrane curvatures...
Gene transfer from organelles to the nucleus: frequent and in big chunksWilliam Martin
Institute of Botany III, , , , Germany
Proc Natl Acad Sci U S A 100:8612-4. 2003
Lipid droplets as dynamic organelles connecting storage and efflux of lipidsSven Olof Olofsson
Sahlgrenska Center for Cardiovascular and Metabolic Research, Wallenberg Laboratory, Sahlgrenska University Hospital, SE 413 45 Goteborg, Sweden
Biochim Biophys Acta 1791:448-58. 2009Neutral lipids are stored in the cytosol in so-called lipid droplets. These are dynamic organelles with neutral lipids as the core surrounded by a monolayer of amphipathic lipids (phospholipids and cholesterol) and specific proteins (PAT ..
Global analysis of protein localization in budding yeastWon-Ki Huh
Howard Hughes Medical Institute, University of California-San Francisco, Department of Biochemistry and Biophysics, 600 16th Street, San Francisco, California 94143-2240, USA
Nature 425:686-91. 2003..in the context of transcriptional, genetic, and protein-protein interaction data helps reveal the logic of transcriptional co-regulation, and provides a comprehensive view of interactions within and between organelles in eukaryotic cells.
Death receptor ligation triggers membrane scrambling between Golgi and mitochondriaS Ouasti
Faculty of Life Sciences, The University of Manchester, Stopford Building, Oxford Road, Manchester, UK
Cell Death Differ 14:453-61. 2007Subcellular organelles such as mitochondria, endoplasmic reticulum (ER) and the Golgi complex are involved in the progression of the cell death programme...
Evolution of acidocalcisomes and their role in polyphosphate storage and osmoregulation in eukaryotic microbesRoberto Docampo
Department of Cellular Biology and Center for Tropical and Global Emerging Diseases, University of Georgia, Athens, GA 30602, USA
Philos Trans R Soc Lond B Biol Sci 365:775-84. 2010Acidocalcisomes are acidic electron-dense organelles, rich in polyphosphate (poly P) complexed with calcium and other cations...
Rosella: a fluorescent pH-biosensor for reporting vacuolar turnover of cytosol and organelles in yeastCarlos J Rosado
Department of Biochemistry and Molecular Biology, Monash University, Clayton Campus, Victoria, Australia
Autophagy 4:205-13. 2008..We further demonstrated the value of the biosensor as a reporter of autophagy by employing fluorescence-activated cell sorting of discrete populations of cells undergoing autophagy...
TPCs: Endolysosomal channels for Ca2+ mobilization from acidic organelles triggered by NAADPMichael X Zhu
Department of Neuroscience and Center for Molecular Neurobiology, The Ohio State University, Columbus, OH, USA
FEBS Lett 584:1966-74. 2010..With multiple endolysosomal targeted NAADP receptors now identified, important new insights into the regulation of endolysosomal function in health and disease will therefore be unveiled...
Lipoxygenase-dependent degradation of storage lipidsI Feussner
Dept Molecular Cell Biology, Institute of Plant Genetics and Crop Plant Research, D 06466, Corrensstr 3, Gatersleben, Germany
Trends Plant Sci 6:268-73. 2001..The free hydroperoxy fatty acids are subsequently reduced to their hydroxy derivatives, which might in turn undergo beta-oxidation...
Acidocalcisomes - conserved from bacteria to manRoberto Docampo
Department of Cellular Biology and Center for Tropical and Global Emerging Diseases, University of Georgia, Athens, Georgia 30602, USA
Nat Rev Microbiol 3:251-61. 2005Recent work has shown that acidocalcisomes, which are electron-dense acidic organelles rich in calcium and polyphosphate, are the only organelles that have been conserved during evolution from prokaryotes to eukaryotes...
In silico identification of specialized secretory-organelle proteins in apicomplexan parasites and in vivo validation in Toxoplasma gondiiZhongqiang Chen
Department of Biology, Penn Genomic Frontiers Institute, and the Graduate Program in Genomics and Computational Biology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America
PLoS ONE 3:e3611. 2008..including the human pathogens Toxoplasma gondii and Plasmodium falciparum, employ specialized secretory organelles (micronemes, rhoptries, dense granules) to invade and survive within host cells...
The Drosophila fusome, a germline-specific organelle, contains membrane skeletal proteins and functions in cyst formationH Lin
Howard Hughes Medical Institute Research Laboratories, Department of Embryology, Carnegie Institution of Washington, Baltimore, MD 21210, USA
Development 120:947-56. 1994..Our results imply that Drosophila fusomes are required for ovarian cyst formation and suggest that membrane skeletal proteins regulate cystocyte divisions...
Bacterial microcompartment organelles: protein shell structure and evolutionTodd O Yeates
Department of Chemistry and Biochemistry, Institute of Genomics and Proteomics, University of California, Los Angeles, California 90095, USA
Annu Rev Biophys 39:185-205. 2010Some bacteria contain organelles or microcompartments consisting of a large virion-like protein shell encapsulating sequentially acting enzymes...
Fungal evo-devo: organelles and multicellular complexityGregory Jedd
Temasek Life Sciences Laboratory and Department of Biological Sciences, The National University of Singapore, Singapore 117604
Trends Cell Biol 21:12-9. 2011..phyla, and the endoplasmic reticulum (ER)-derived septal pore cap (SPC) of the Basidiomycota, are both fungal organelles that prevent cytoplasmic bleeding when multicellular hyphal filaments are wounded...
Dynamin-related proteins Vps1p and Dnm1p control peroxisome abundance in Saccharomyces cerevisiaeKasinath Kuravi
Eukaryotic Microbiology, Groningen Biomolecular Sciences and Biotechnology Institute GBB, University of Groningen, PO Box 14, NL 9750 AA Haren, The Netherlands
J Cell Sci 119:3994-4001. 2006..This organelle divided at a very late stage of the budding process, possibly during cytokinesis...
Conserving a volatile metabolite: a role for carboxysome-like organelles in Salmonella entericaJoseph T Penrod
Microbiology Section, Division of Biological Sciences, University of California Davis, Davis, CA, USA
J Bacteriol 188:2865-74. 2006..We propose that carboxysome-like organelles help bacteria conserve certain volatile metabolites-CO(2) or acetaldehyde-perhaps by providing a low-pH ..
Dying a thousand deaths: redundant pathways from different organelles to apoptosis and necrosisJohn J Lemasters
Department of Cell and Developmental Biology, University of North Carolina at Chapel Hill, 27599 7090, USA
Gastroenterology 129:351-60. 2005..on cell death has grown enormously in size and complexity, a pattern has emerged that each of several distinct organelles (plasma membrane, mitochondrion, nucleus, endoplasmic reticulum, lysosome) gives rise to signals that induce ..
RIBEYE, a component of synaptic ribbons: a protein's journey through evolution provides insight into synaptic ribbon functionF Schmitz
Howard Hughes Medical Institute, Center for Basic Neuroscience, Department of Molecular Genetics, The University of Texas Southwestern Medical Center, Dallas, TX 75390, USA
Neuron 28:857-72. 2000..Our results define a unique component of synaptic ribbons and suggest that RIBEYE evolved in vertebrates under utilization of a preexisting protein to build a unique scaffold for a specialized synapse...
A novel group of pumilio mutations affects the asymmetric division of germline stem cells in the Drosophila ovaryH Lin
Department of Embryology, Carnegie Institution of Washington, Baltimore, MD 21210, USA
Development 124:2463-76. 1997..We have also identified a second and novel gene, piwi, whose mutations abolish germline stem cell division...
Autophagy and vacuole homeostasis: a case for self-degradation?Dalibor Mijaljica
Department of Biochemistry and Molecular Biology, and the ARC Centre of Excellence in Structural and Functional Microbial Genomics, Monash University, Clayton Campus, Victoria, Australia
Autophagy 3:417-21. 2007..of the vacuole, especially during nutrient deprivation, is the degradation of proteins, other macromolecules and organelles. To deliver these components into the vacuolar lumen, specific and sophisticated transport pathways such as ..
Characterization of isolated acidocalcisomes of Trypanosoma cruziD A Scott
Laboratory of Molecular Parasitology, Department of Pathobiology, University of Illinois at Urbana Champaign, Urbana, Illinois 61802, USA
J Biol Chem 275:24215-21. 2000..Assays for other organelles generally indicated no enrichment in the acidocalcisome fraction; glycosomes were concentrated 5-fold...
Complementation of a Toxoplasma gondii ROP1 knock-out mutant using phleomycin selectionD Soldati
Department of Microbiology and Immonology, Stanford University School of Medicine, CA 94305 5402, USA
Mol Biochem Parasitol 74:87-97. 1995..These results demonstrate the utility of the reverse genetic approach in the study of Toxoplasma gene function and provide a further selectable marker for such manipulations...
Fat on the move: intracellular motion of lipid dropletsMichael A Welte
Department of Biology, University of Rochester, Rochester, NY 14627, USA
Biochem Soc Trans 37:991-6. 2009Lipid droplets are intracellular organelles that play central roles in lipid metabolism. In many cells, lipid droplets undergo active motion, typically along microtubules...
Hydrogenosomes, mitochondria and early eukaryotic evolutionT Martin Embley
Department of Zoology, The Natural History Museum, London, SW7 5BD, UK
IUBMB Life 55:387-95. 2003Available data suggest that unusual organelles called hydrogenosomes, that make ATP and hydrogen, and which are found in diverse anaerobic eukaryotes, were once mitochondria...
Systematic analysis of Arabidopsis organelles and a protein localization database for facilitating fluorescent tagging of full-length Arabidopsis proteinsShijun Li
Department of Plant Biology, Carnegie Institution, Stanford, California 94305, USA
Plant Physiol 141:527-39. 2006..The database can be searched, browsed, and downloaded using a Web browser at http://aztec.stanford.edu/gfp/. The software can also be downloaded from the same Web site for local installation...
Mitosomes in Entamoeba histolytica contain a sulfate activation pathwayFumika Mi-ichi
Department of Parasitology, National Institute of Infectious Diseases, Tokyo 162 8640, Japan
Proc Natl Acad Sci U S A 106:21731-6. 2009Hydrogenosomes and mitosomes are mitochondrion-related organelles in anaerobic/microaerophilic eukaryotes with highly reduced and divergent functions...
CdTe nanoparticles display tropism to core histones and histone-rich cell organellesJennifer Conroy
Department of Clinical Medicine, Trinity College Dublin, Dublin 2, Ireland
Small 4:2006-15. 2008..These findings strongly suggest that charge-mediated QD/histone interactions could provide the basis for QD nuclear localization downstream of intracellular transport mechanisms...
Disorders of lysosome-related organelle biogenesis: clinical and molecular geneticsMarjan Huizing
Cell Biology of Metabolic Disorders Unit, National Institutes of Health, Bethesda, Maryland 20892, USA
Annu Rev Genomics Hum Genet 9:359-86. 2008Lysosome-related organelles (LROs) are a heterogeneous group of vesicles that share various features with lysosomes, but are distinct in function, morphology, and composition...
Ceramide kinase uses ceramide provided by ceramide transport protein: localization to organelles of eicosanoid synthesisNadia F Lamour
Department of Biochemistry, Medical College of Virginia, Virginia Commonwealth University, Richmond, VA 23298, USA
J Lipid Res 48:1293-304. 2007..In conclusion, these results demonstrate that CERK localizes to areas of eicosanoid synthesis and uses a ceramide "pool" transported in an active manner via CERT...
Proteomics in Trypanosoma cruzi--localization of novel proteins to various organellesMarcela Ferella
Department of Cell and Molecular Biology CMB, Karolinska Institutet, Stockholm, Sweden
Proteomics 8:2735-49. 2008..The results demonstrate that the use of enriched subcellular fractions allows the detection of T. cruzi proteins that are undetected by whole cell proteomic methods...
Fld1p, a functional homologue of human seipin, regulates the size of lipid droplets in yeastWeihua Fei
Department of Biochemistry, National University of Singapore, Singapore 117597, Republic of Singapore
J Cell Biol 180:473-82. 2008Lipid droplets (LDs) are emerging cellular organelles that are of crucial importance in cell biology and human diseases...
Protein transport in organelles: Dual targeting of proteins to mitochondria and chloroplastsChris Carrie
Australian Research Council Centre of Excellence in Plant Energy Biology, M316, University of Western Australia, Crawley, Australia
FEBS J 276:1187-95. 2009..This minireview summarizes dual targeting in terms of signals, passenger proteins, receptors, regulation, why proteins may need to be dual targeted and the future challenges that remain in this area...
Reductive evolution of the mitochondrial processing peptidases of the unicellular parasites trichomonas vaginalis and giardia intestinalisOndrej Smid
Department of Parasitology, Faculty of Science, Charles University in Prague, Prague, Czech Republic
PLoS Pathog 4:e1000243. 2008..The unique monomeric structure of the Giardia enzyme, and the co-evolving properties of the Giardia enzyme and substrate, provide a compelling example of the power of reductive evolution to shape parasite biology...
The plastid-like organelle of apicomplexan parasites as drug targetJ Wiesner
Institut fur Klinische Chemie und Pathobiochemie, Justus Liebig Universitat Giessen, Giessen, Germany
Curr Pharm Des 14:855-71. 2008..In vitro antimalarial activity was shown for inhibitors of peptide deformylase and the import of apicoplast-targeted proteins. Work on various other inhibitors of apicoplast-located biochemical processes is ongoing...
Hyphal growth: a tale of motors, lipids, and the SpitzenkörperGero Steinberg
, Karl-von-Frisch-Strasse, D-35043 Marburg, Germany
Eukaryot Cell 6:351-60. 2007
Trichomonas hydrogenosomes contain the NADH dehydrogenase module of mitochondrial complex IIvan Hrdy
Department of Parasitology, Charles University, Vinicna 7, 128 44 Prague 2, Czech Republic
Nature 432:618-22. 2004Hydrogenosomes are double-membraned ATP-producing and hydrogen-producing organelles of diverse anaerobic eukaryotes...
Proteins under new management: lipid droplets deliverMichael A Welte
Rosenstiel Biomedical Research Center and Department of Biology, 415 South Street, Waltham, MA 02454, USA
Trends Cell Biol 17:363-9. 2007Lipid droplets are ubiquitous organelles that store neutral lipids and have crucial roles in lipid metabolism...
Why have organelles retained genomes?H L Race
Botanisches Institut der Ludwig Maximilians Universität, Munchen, Germany
Trends Genet 15:364-70. 1999..If most genes have been transferred from organelles to the nucleus during evolution, why not all? What selective pressure maintains genomes in organelles? Electron ..
Dissecting apicoplast targeting in the malaria parasite Plasmodium falciparumBernardo J Foth
Plant Cell Biology Research Centre, School of Botany, University of Melbourne, Parkville, VIC 3010, Australia
Science 299:705-8. 2003..Similarly, putative Hsp70 (DnaK) binding sites present in the transit peptide proved to be important for correct targeting...
Type II fatty acid synthesis is essential only for malaria parasite late liver stage developmentAshley M Vaughan
Seattle Biomedical Research Institute, Seattle, WA 98109, USA
Cell Microbiol 11:506-20. 2009..Malaria parasites therefore depend on the intrinsic FAS II pathway only at one specific life cycle transition point, from liver to blood...
Subcellular distribution of the inositol 1,4,5-trisphosphate receptors: functional relevance and molecular determinantsElke Vermassen
Laboratorium voor Fysiologie, K.U.Leuven, Campus Gasthuisberg O/N, B-3000 Leuven, Belgium
Biol Cell 96:3-17. 2004..This indicates that the cell must be able to regulate not only IP3R expression but also its distribution. The various proteins potentially determining IP3R localization and redistribution will therefore be discussed...
Tunneling nanotube (TNT)-like structures facilitate a constitutive, actomyosin-dependent exchange of endocytic organelles between normal rat kidney cellsSteffen Gurke
Department of Biomedicine, University of Bergen, Jonas Lies vei 91, 5009 Bergen, Norway
Exp Cell Res 314:3669-83. 2008..intercellular membranous bridges that mediate the transfer of various cellular components including endocytic organelles. To gain further insight into the magnitude and mechanism of organelle transfer, we performed quantitative ..
Eukaryotic protein production in designed storage organellesMargarita Torrent
Departament de Genetica Molecular, Consorci CSIC IRTA, Jordi Girona, Barcelona, Spain
BMC Biol 7:5. 2009Protein bodies (PBs) are natural endoplasmic reticulum (ER) or vacuole plant-derived organelles that stably accumulate large amounts of storage proteins in seeds...
Motile sperm organelle morphology examination is stricter than Tygerberg criteriaJ B A Oliveira
Centre for Human Reproduction Professor Franco Jr, Ribeirao Preto, Sao Paulo, Brazil
Reprod Biomed Online 18:320-6. 2009..In addition, MSOME should be used for selection of spermatozoa for intracytoplasmic sperm injection based on the already published literature, as this is a good selection tool...
Acidocalcisomes are functionally linked to the contractile vacuole of Dictyostelium discoideumNorma Marchesini
Laboratory of Molecular Parasitology, Department of Pathobiology, University of Illinois at Urbana-Champaign, Urbana, Illinois 61802, USA
J Biol Chem 277:8146-53. 2002..Both organelles also possessed a vacuolar H(+)-ATPase, an H(+)-pyrophosphatase, and a Ca(2+)-ATPase, as determined by ..
The pentameric vertex proteins are necessary for the icosahedral carboxysome shell to function as a CO2 leakage barrierFei Cai
Department of Chemistry and Biochemistry, The University of Southern Mississippi, Hattiesburg, Mississippi, United States of America
PLoS ONE 4:e7521. 2009..Two types of shell protein constituents are common to carboxysomes and related microcompartments of heterotrophic bacteria, and the genes for these proteins are found in a large variety of bacteria...
Structural basis of enzyme encapsulation into a bacterial nanocompartmentMarkus Sutter
ETH Zurich, Institute of Molecular Biology and Biophysics, Schafmattstrasse 20, 8093 Zurich, Switzerland
Nat Struct Mol Biol 15:939-47. 2008..It occurs at varying levels of complexity ranging from eukaryotic organelles and the bacterial microcompartments, to the molecular reaction chambers formed by enzyme assemblies...
A novel dynamin-related protein has been recruited for apicoplast fission in Toxoplasma gondiiGiel G van Dooren
Center for Tropical and Emerging Global Diseases, University of Georgia, Athens, 30602, USA
Curr Biol 19:267-76. 2009..Apicoplasts lack the conserved machinery that divides chloroplasts in plants and red algae, suggesting that these mechanisms are unique...
Genome-wide analysis of signaling networks regulating fatty acid-induced gene expression and organelle biogenesisRamsey A Saleem
Institute for Systems Biology, Seattle, WA 98103, USA
J Cell Biol 181:281-92. 2008..Our study represents the first global study of signaling networks regulating the biogenesis of an organelle...
Lamellar bodies of human epidermis: proteomics characterization by high throughput mass spectrometry and possible involvement of CLIP-170 in their trafficking/secretionAnne Aurélie Raymond
UMR5165 CNRS University of Toulouse III, Institut Fédératif de Recherche Claude de Préval INSERM CNRS Université Paul Sabatier Centre Hospitalier Universitaire de Toulouse 31059 Toulouse, France
Mol Cell Proteomics 7:2151-75. 2008Lamellar bodies (LBs) are tubulovesicular secretory organelles of epithelial cells related to lysosomes...
Acidic compartments and rhoptry formation in Toxoplasma gondiiM K Shaw
Department of Biology, University of Pennsylvania, Philadelphia 19104 6018, USA
Parasitology 117:435-43. 1998..No labelling of other secretory organelles (micronemes and dense granules), the ER, Golgi or any other membrane-bounded organelles or anything resembling a ..
Compositional properties of green-plant plastid genomesJunko Kusumi
Department of Biology, Graduate School of Sciences, Kyushu University, Ropponmatsu, Fukuoka, 810 8560, Japan
J Mol Evol 60:417-25. 2005..We found an increase in eqGC(3) after the divergence of liverworts. These results suggest that genome-wide factors such as GC mutational bias are important for the biased base composition in the Pt genomes...
Genetic modifiers of abnormal organelle biogenesis in a Drosophila model of BLOC-1 deficiencyVerónica T Cheli
Department of Human Genetics, David Geffen School of Medicine, University of California, Los Angeles, CA 90095, USA
Hum Mol Genet 19:861-78. 2010Biogenesis of lysosome-related organelles complex 1 (BLOC-1) is a protein complex formed by the products of eight distinct genes...
A thioredoxin family protein of the apicoplast periphery identifies abundant candidate transport vesicles in Toxoplasma gondiiAmy E Derocher
Seattle Biomedical Research Institute, 307 Westlake Ave N, Seattle, WA 98109, USA
Eukaryot Cell 7:1518-29. 2008..This protein reveals a population of vesicles, hitherto unrecognized as being highly abundant in the cell, which may serve to transport proteins to the apicoplast...
Lipidomic analysis of Toxoplasma gondii tachyzoites rhoptries: further insights into the role of cholesterolSebastien Besteiro
Laboratoire de Dynamique des Interactions Membranaires Normales et Pathologiques DIMNP, Universités de Montpellier II et I, Centre National de la Recherche Scientifique CNRS, UMR 5235, Montpellier, F 34095, France
Biochem J 415:87-96. 2008Rhoptries are secretory organelles involved in the virulence of the human pathogen Toxoplasma gondii...
Powering membrane traffic in endocytosis and recyclingThierry Soldati
Department de Biochimie, Faculte des Sciences, Universite de Geneve, 30 Quai Ernest Ansermet, Sciences II, CH 1211 Geneve 4, Switzerland
Nat Rev Mol Cell Biol 7:897-908. 2006..Molecular motors that move on tracks of actin filaments or microtubules mediate the movement of organelles and transport between compartments...
Organellar dynamics during the cell cycle of Toxoplasma gondiiManami Nishi
Departments of Biology, and Cell and Developmental Biology, University of Pennsylvania, Philadelphia PA 19104, USA
J Cell Sci 121:1559-68. 2008..gondii tachyzoites to determine how these unicellular eukaryotes efficiently package a complete set of organelles, maintaining the highly polarized organization necessary for host cell invasion and pathogenesis...
Macromolecular architecture in eukaryotic cells visualized by cryoelectron tomographyOhad Medalia
Max Planck Institute for Biochemistry, D-82152 Martinsried, Germany
Science 298:1209-13. 2002..At a resolution of 5 to 6 nanometers, single macromolecules with distinct shapes, such as the 26S proteasome, can be identified in an unperturbed cellular environment...
Fluorescent protein tagging in Toxoplasma gondii: identification of a novel inner membrane complex component conserved among ApicomplexaMarc-Jan Gubbels
Center for Tropical and Emerging Global Diseases, University of Georgia, 724 Biological Sciences Building, Athens 30602, USA
Mol Biochem Parasitol 137:99-110. 2004..In addition to organelles shared among all eukaryotes, the organism possesses a number of specialized compartments with important roles in ..
The apical organelles of malaria merozoites: host cell selection, invasion, host immunity and immune evasionP Preiser
Division of Parasitology, The National Institute for Medical Research, The Ridgeway, Mill Hill, NW7 1AA, London, UK
Microbes Infect 2:1461-77. 2000..This article is a broad overview of the molecular strategies employed by the merozoite, an invasive form of the malaria parasite, to successfully invade a suitable red blood cell...
Organelle degradation during the lens and erythroid differentiation is independent of autophagyMakoto Matsui
Department of Bioregulation and Metabolism, The Tokyo Metropolitan Institute of Medical Science, Tokyo 113 8613, Japan
Biochem Biophys Res Commun 339:485-9. 2006..In contrast to the ubiquitin-proteasome system, autophagy can also degrade organelles. Here we examined a possible role of autophagy in organelle degradation during lens and erythroid ..
The deacetylase HDAC6 regulates aggresome formation and cell viability in response to misfolded protein stressYoshiharu Kawaguchi
Department of Pharmacology and Cancer Biology, Duke University, Durham, NC 27710, USA
Cell 115:727-38. 2003..These findings identify HDAC6 as a crucial player in the cellular management of misfolded protein-induced stress...
Accumulation and intracellular distribution of antitrypanosomal diamidine compounds DB75 and DB820 in African trypanosomesAmanda M Mathis
Division of Molecular Pharmaceutics, School of Pharmacy, University of North Carolina, Chapel Hill, Chapel 27599, USA
Antimicrob Agents Chemother 50:2185-91. 2006..nucleus and kinetoplast, but at later time points, they concentrate in non-DNA-containing cytoplasmic organelles. Analyses of the kinetics of uptake and intracellular distribution are necessary to begin to define ..
Vesicle-associated brain myosin-V can be activated to catalyze actin-based transportL L Evans
Department of Anatomy and Neurobiology, Washington University, St Louis, MO 63110, USA
J Cell Sci 111:2055-66. 1998..These studies provide direct evidence that vesicle-associated myosin-V is capable of actin transport, and suggest that the activity of myosin-V may be regulated by proteins or lipids on the vesicle surface...
Isolation and characterization of autophagy-defective mutants of Saccharomyces cerevisiaeM Tsukada
Department of Biology, College of Arts and Sciences, University of Tokyo, Japan
FEBS Lett 333:169-74. 1993..These results on the apg mutants suggest that autophagy via autophagic bodies is indispensable for protein degradation in the vacuoles under starvation conditions, and that at least 15 APG genes are involved in autophagy in yeast...
Entamoeba histolytica mitosomes: organelles in search of a functionPenelope Aguilera
School of Biological Sciences, Royal Holloway University of London, Egham TW20 0EX, United Kingdom
Exp Parasitol 118:10-6. 2008It has been more than eight years since the discovery of mitosomes (mitochondrial remnant organelles) in the intestinal human pathogen Entamoeba histolytica...
Cell cycle-regulated vesicular trafficking of Toxoplasma APT1, a protein localized to multiple apicoplast membranesAnuradha Karnataki
Seattle Biomedical Research Institute, 307 Westlake Ave N, Seattle, WA 98109, USA
Mol Microbiol 63:1653-68. 2007..After plastid division, the protein resumes a circumplastid colocalization. These studies demonstrate for the first time that vesicular trafficking likely plays a role in the apicoplast biogenesis...
Short-range intracellular trafficking of small molecules across endoplasmic reticulum junctionsTim Levine
Division of Cell Biology, Institute of Ophthalmology, Bath Street, London EC1V 9EL, UK
Trends Cell Biol 14:483-90. 2004..This transport occurs at narrow cytoplasmic gaps called membrane contact sites (MCSs), at which two organelles come into close apposition...
Micellar nanocontainers distribute to defined cytoplasmic organellesRadoslav Savic
Department of Pharmacology and Therapeutics, McGill University, Montreal, QC, H3G 1Y6, Canada
Science 300:615-8. 2003..Triple-labeling confocal microscopy in live cells revealed the localization of micelles in several cytoplasmic organelles, including mitochondria, but not in the nucleus...
[Electron microscopy and ultracytochemistry of blood lymphocytes containing Gall bodies in healthy individuals]K P Zak
Tsitol Genet 37:56-60. 2003..GB show a high activity of acid phosphatase and positive reaction to glycogen. The data obtained suggest the leading role of GB in the production of cytokins and other biologically active substances...
Localization of ISG15 and conjugated proteins in bovine endometrium using immunohistochemistry and electron microscopyKathy J Austin
Reproductive Biology Program, Department of Animal Science, University of Wyoming, Laramie, WY 82071 3684, USA
Endocrinology 145:967-75. 2004..Using transmission electron microscopy and immunogold labeling, ISG15 was specifically localized to organelles and compartments of endometrial epithelial cells and stromal cells: nucleus, perinuclear space, cytosol, ..
Microtubule/organelle motility assaysC M Waterman-Storer
University of North Carolina, Chapel Hill, North Carolina, USA
Curr Protoc Cell Biol . 2001..Various combinations of isolated endoplasmic reticulum (ER) and Golgi apparatus organelles, cytosol containing motor proteins and other soluble factors, nucleotides, and specific pharmacological reagents ..
A fission yeast kinesin affects Golgi membrane recyclingS C Brazer
Department of Molecular and Cell Biology, University of California, Berkeley, CA 94720 3200, USA
Yeast 16:149-66. 2000..We conclude that Klp3 plays a role in BFA-induced membrane transport. The nucleotide sequence of S. pombe klp3(+) was submitted to GenBank under Accession No. AF154055...
A transient forward-targeting element for microneme-regulated secretion in Toxoplasma gondiiSusannah D Brydges
W Harry Feinstone Department of Molecular Microbiology and Immunology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD 21205, USA
Biol Cell 100:253-64. 2008..feature of proteins destined for regulated secretion, which for Toxoplasma occurs through two distinct invasion organelles, rhoptries and micronemes...
AthPEX10, a nuclear gene essential for peroxisome and storage organelle formation during Arabidopsis embryogenesisUwe Schumann
Lehrstuhl fur Botanik, Technische Universitat Munchen, Am Hochanger 4, D 85350 Freising, Germany
Proc Natl Acad Sci U S A 100:9626-31. 2003..The ultrastructural knockout phenotype of AthPEX10p suggests that this protein in Arabidopsis is essential for peroxisome, oleosome, and protein transport vesicle formation...
The cellular fate of mutant rhodopsin: quality control, degradation and aggresome formationRichard S Saliba
Division of Pathology, Institute of Ophthalmology, University College London, UK
J Cell Sci 115:2907-18. 2002....
Ultrastructural changes in goat interspecies and intraspecies reconstructed early embryosYong Tao
Faculty of Animal Genetics, Breeding and Reproduction, Department of Animal Sciences, College of Animal Science and Technology, Anhui Agricultural University, Hefei 230036, China
Zygote 16:93-110. 2008..In particular, the interspecies cloned embryos showed more severe destruction. These ultrastructural deviations might contribute to the compromised developmental potential of reconstructed embryos...
A unique mechanism of nuclear division in Giardia lamblia involves components of the ventral disk and the nuclear envelopeAlberto J Solari
Centro de Investigaciones en Reproduccion, Facultad de Medicina, UBA, Buenos Aires, Argentina
Biocell 27:329-46. 2003..The dividing Giardia lacks a typical, microtubular spindle either inside or outside the nuclei. The nuclear envelope seems to be the only structure involved in the final division of the parent-daughter nuclei...
Research Grants
- Oocyte polarity and mRNA localization in ZebrafishFLORENCE LOUISE MARLOW; Fiscal Year: 2010..the earliest indicator of cell polarity is an asymmetric aggregate, known as the Balbiani body, that includes organelles, proteins, and, in some animals, mRNAs encoding germline determinants...
- REGULATION OF GLYCOSOMAL BIOGENESIS IN T. BRUCEIC Wang; Fiscal Year: 1993Glycosomes, the membrane-bound microbody organelles in the bloodstream form of Trypanosoma brucei, contain seven glycolytic enzymes and two glycerol metabolizing enzymes...
- INTRAFLAGELLAR TRANSPORT IN CHLAMYDOMONAS REINHARDTIIDOUGLAS COLE; Fiscal Year: 2007..Motile forms of these organelles are capable of propelling some cells like sperm and protozoa through a liquid environment while other cells like ..
- INTRAFLAGELLAR TRANSPORT IN CHLAMYDOMONAS REINHARDTIIDOUGLAS COLE; Fiscal Year: 2009..Motile forms of these organelles are capable of propelling some cells like sperm and protozoa through a liquid environment while other cells like ..
- Conferene on the basic cell and molecular biology of cilia and flagella as relateJoel Rosenbaum; Fiscal Year: 2007..cell and molecular biology of cilia and flagella have led to an increase in not only basic research on these organelles, but clinical research related to the role of cilia and flagella in certain diseases...
- The role of two-pore channels in integrative calcium signalingMichael X Zhu; Fiscal Year: 2010..Recent studies indicate that NAADP mobilizes Ca2+ from lysosome-related acidic organelles;however, the molecular identity of the Ca2+ release channels and the specific internal stores involved in NAADP-..
- HEAT SHOCK PROTEINS AND PANCREATITISAshok Saluja; Fiscal Year: 2009..digestive enzymes co-localize with lysosomal enzymes, following which lysosomal cathepsin B in the co-localized organelles activates trypsinogen...
- HEAT SHOCK PROTEINS AND PANCREATITISAshok K Saluja; Fiscal Year: 2010..digestive enzymes co-localize with lysosomal enzymes, following which lysosomal cathepsin B in the co-localized organelles activates trypsinogen...
- HEAT SHOCK PROTEINS AND PANCREATITISAshok K Saluja; Fiscal Year: 2010..digestive enzymes co-localize with lysosomal enzymes, following which lysosomal cathepsin B in the co-localized organelles activates trypsinogen...
- Hermansky Pudlak Syndrome & melanosome formationGRACA GRACA RAPOSO; Fiscal Year: 2010Melanosomes are tissue-specific intracellular organelles that function in the biosynthesis, storage, and transport of melanins in pigment cells of the eye and skin melanocytes...
- Surface-modified pharmaceutical nanocarriers for subcellular targetingVladimir Torchilin; Fiscal Year: 2009..need to be delivered intracellularly to exert their therapeutic action within the cytoplasm or specific organelles, such as nuclei, lysosomes, or mitochondria...
- Surface-modified pharmaceutical nanocarriers for subcellular targetingVladimir P Torchilin; Fiscal Year: 2010..need to be delivered intracellularly to exert their therapeutic action within the cytoplasm or specific organelles, such as nuclei, lysosomes, or mitochondria...
- Surface-modified pharmaceutical nanocarriers for subcellular targetingVladimir Torchilin; Fiscal Year: 2009..need to be delivered intracellularly to exert their therapeutic action within the cytoplasm or specific organelles, such as nuclei, lysosomes, or mitochondria...
- Autophagy in Antiviral ImmunityAkiko Iwasaki; Fiscal Year: 2010..evolutionarily conserved pathway designed to maintain cellular homeostasis by degrading long-lived proteins and organelles in the cytosol. It is also used as a survival mechanism under starvation conditions...
- Role of BLOC-3 in Lysosome and Melanosome BiogenesisESTEBAN DELL ANGELICA; Fiscal Year: 2007Melanosomes are cell-type-specific, membrane-bounded organelles in which melanin pigments are synthesized and stored...
- Respiratory and Metabolic Adaptation to HypoxiaPaul T Schumacker; Fiscal Year: 2010..We hypothesize that mitochondria function as hypoxia sensors in the cell. These organelles appear to trigger adaptive responses by initiating a signaling cascade involving an increased release of ..
- ON THE ROLE OF THE HPS GENE PRODUCT IN MELANOCYTESRaymond Boissy; Fiscal Year: 2002..These characteristics result from aberrations in a specific group of cellular organelles, (i.e...
- MITOCHONDRIAL DYNAMICS--MORPHOLOGY/DIVISION/SEGREGATIONRobert Jensen; Fiscal Year: 1999Mitochondria are dynamic organelles found in virtually all eukaryotic cells and show striking variations in their location, number and structure in different cell types...
- Hermansky Pudlak Syndrome & melanosome formationMichael Marks; Fiscal Year: 2007..Syndrome (HPS) is a heritable multisystem disorder in which tissue-specific, lysosome-related subcellular organelles in certain cell types are improperly formed...
- MOLECULAR STRUCTURE OF CNS POSTSYNAPTIC DENSITIESMary Kennedy; Fiscal Year: 1993..and storage in the brain, relatively little is known about the molecular composition of the key synaptic organelles involved in transmission or about the mechanisms by which the functions of these organelles are regulated...
- GLOBAL CONTROL OF DIFFERENTIATION IN CAULOBACTERYVES BRUN; Fiscal Year: 2009..The localization of proteins and organelles at the cell poles is an important component of bacterial interaction with the environment; many pathogenic ..
- GLOBAL CONTROL OF DIFFERENTIATION IN CAULOBACTERYves V Brun; Fiscal Year: 2010..The localization of proteins and organelles at the cell poles is an important component of bacterial interaction with the environment;many pathogenic ..
- Apoptosis and Necrosis in PancreatitisAnna Gukovskaya; Fiscal Year: 2009..Autophagy is an important adaptive process through which the cell degrades unneeded or defective cytoplasmic organelles. Organelles to be degraded are sequestered within double-membrane vacuoles called autophagosomes, which then ..
- Apoptosis and Necrosis in PancreatitisAnna S Gukovskaya; Fiscal Year: 2010..Autophagy is an important adaptive process through which the cell degrades unneeded or defective cytoplasmic organelles. Organelles to be degraded are sequestered within double-membrane vacuoles called autophagosomes, which then ..
- INTRAFLAGELLAR TRANSPORT IN CHLAMYDOMONAS REINHARDTIIDOUGLAS COLE; Fiscal Year: 2006Cilia and flagella are eukaryotic organelles essential for both motility and sensory transduction in animals, animals and protozoa...
- The Role of Cytoplasmic Dynein in Axonal TransportKEVIN PFISTER; Fiscal Year: 2009..Cytoplasmic dynein is the motor for microtubule-based fast transport of various membranous organelles, including mitochondria, endosomes, and viruses in the retrograde direction from the axon terminus to the cell ..
- GENETICS OF CAENORHABDITIS ELEGANS SPERM MORPHOGENESISSTEVEN L HERNAULT; Fiscal Year: 2003When cells divide, organelles and macromolecules can be partitioned unequally between daughters...
- The Role of Cytoplasmic Dynein in Axonal TransportKEVIN PFISTER; Fiscal Year: 2009..Cytoplasmic dynein is the motor for microtubule-based fast transport of various membranous organelles, including mitochondria, endosomes, and viruses in the retrograde direction from the axon terminus to the cell ..
- Regulation of motility and organelle assembly at the Pseudomonas aeruginosa poleBarbara I Kazmierczak; Fiscal Year: 2010..Two polar surface organelles of P...
