Research Topics
Genomes and Genes | Mahendra RaoSummaryAffiliation: National Institutes of Health Country: USA Publications
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Publications
Are there morally acceptable alternatives to blastocyst derived ESC?Mahendra S Rao
Department of Neuroscience, School of Medicine, Johns Hopkins University, Baltimore, MD 21205, USA
J Cell Biochem 98:1054-61. 2006..All options need to be fully explored and decisions need to be made with scientific rigor and respect for each individual's moral compass...
Stem cells and aging: expanding the possibilitiesM S Rao
Laboratory of Neurosciences, National Institute on Aging Gerontology Research Center 4F02, 5600 Nathan Shock Drive, Baltimore, MD 21224, USA
Mech Ageing Dev 122:713-34. 2001....
Disruption of neurogenesis by amyloid beta-peptide, and perturbed neural progenitor cell homeostasis, in models of Alzheimer's diseaseNorman J Haughey
Laboratory of Neurosciences, National Institute on Aging Gerontology Research Center, Baltimore, Maryland 21224, USA
J Neurochem 83:1509-24. 2002..Adverse effects of Abeta on NPC may contribute to the depletion of neurons and cognitive impairment in AD...
NTera2: a model system to study dopaminergic differentiation of human embryonic stem cellsCatherine M Schwartz
Gerontology Research Center, Stem Cell Biology Unit, Laboratory of Neurosciences, National Institute on Aging, National Institutes of Health, Baltimore, MD 21224, USA
Stem Cells Dev 14:517-34. 2005..Therefore, NTera2 cell dopaminergic neuronal differentiation and PSA-NCAM enrichment provides a useful system for the future study of hESCs...
Massively parallel signature sequencing profiling of fetal human neural precursor cellsJingli Cai
Stem Cell Biology Unit/Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, National Institutes of Health, Baltimore, MD 21224, USA
Stem Cells Dev 15:232-44. 2006..In addition, our results allow us to identify novel genes expressed in fNPCs and provide a detailed profile of fNPCs...
Comparison of the gene expression profile of undifferentiated human embryonic stem cell lines and differentiating embryoid bodiesBhaskar Bhattacharya
Division of Cellular and Gene Therapies, Center for Biologics Evaluation and Research, Food and Drug Administration, Bethesda, MD 20892, USA
BMC Dev Biol 5:22. 2005....
Development of antibodies to human embryonic stem cell antigensJingli Cai
Laboratory of Neurosciences, National Institute of Aging, Baltimore, MD 21224, USA
BMC Dev Biol 5:26. 2005..Embryonic stem cell research can be benefited from using antibodies specific to transcriptional factors/markers that contribute to the "stemness" phenotype or critical for cell lineage...
Conserved and divergent paths that regulate self-renewal in mouse and human embryonic stem cellsMahendra Rao
Stem Cell Section, Laboratory of Neurosciences, Gerontology Research Center, National Institute on Aging, National Institutes of Health, Baltimore, MD 21224, USA
Dev Biol 275:269-86. 2004....
Stem sense: a proposal for the classification of stem cellsMahendra S Rao
Stem Cell Section, Laboratory of Neurosciences, National Institute on Aging, National Institutes of Health, Baltimore, MD 21224, USA
Stem Cells Dev 13:452-5. 2004....
Microarray analysis of selected genes in neural stem and progenitor cellsYongquan Luo
Laboratory of Neurosciences, Gerontology Research Center, National Institute on Aging, Room 4E02, 5600 Nathan Shock Drive, Baltimore, Maryland 21224, USA
J Neurochem 83:1481-97. 2002....
Sox2 expression defines a heterogeneous population of neurosphere-forming cells in the adult murine brainChristine Y Brazel
Laboratory of Neurosciences, National Institute on Aging, Baltimore, MD 21224, USA
Aging Cell 4:197-207. 2005..Thus, we propose that the expression of Sox2 is a unifying characteristic of NSCs in the adult brain, but that not all NSCs maintain the ability to form all neural cell types in vivo...
Neurogenesis in Talpha-1 tubulin transgenic mice during development and after injuryTurhan Coksaygan
Gerontology Research Center, Stem Cell Biology Unit Laboratory of Neuroscience, National Institute on Aging, National Institutes of Health, 5600 Nathan Shock Drive, Room 4E02, Baltimore, MD 21224, USA
Exp Neurol 197:475-85. 2006....
Oligodendrocyte and astrocyte development in rodents: an in situ and immunohistological analysis during embryonic developmentYing Liu
Laboratory of Neurosciences, National Institute on Aging, Baltimore, Maryland 21224, USA
Glia 40:25-43. 2002..A novel dorsal domain of CD44 immunoreactivity that can be distinguished from the more ventral glial precursor domains can be detected as early as E13.5...
Adult glial precursor proliferation in mutant SOD1G93A miceTim Magnus
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, National Institutes of Health, Baltimore, Maryland 21287, USA
Glia 56:200-8. 2008..These data suggest that adult glial progenitors from SOD1G93A mice differentially respond to inflammatory cytokines and contribute to the observed reactive astrocytosis observed in SOD1G93A mouse lumbar spinal cord...
Nitric oxide acts in a positive feedback loop with BDNF to regulate neural progenitor cell proliferation and differentiation in the mammalian brainAiwu Cheng
Laboratory of Neurosciences, National Institute on Aging Gerontology Research Center, 5600 Nathan Shock Drive, Baltimore, MD 21224, USA
Dev Biol 258:319-33. 2003....
Assessing self-renewal and differentiation in human embryonic stem cell linesJingli Cai
Laboratory of Neurosciences, National Institute on Aging, Department of Health and Human Services, Baltimore, Maryland, USA
Stem Cells 24:516-30. 2006..We show that qPCR, with as few as 12 selected genes, can reliably distinguish differentiated cells from undifferentiated hESC populations...
Membrane properties of rat embryonic multipotent neural stem cellsJingli Cai
Laboratory of Neurosciences, Gerontology Research Center, National Institute on Aging, Baltimore, Maryland 21224, USA
J Neurochem 88:212-26. 2004..Overall, our results show that fetal NSCs exhibit a unique signature that can be used to determine their location and assess their ability to respond to their environment...
Monitoring early differentiation events in human embryonic stem cells by massively parallel signature sequencing and expressed sequence tag scanTakumi Miura
Gerontology Research Center, Stem Cell Biology Unit/Laboratory of Neurosciences, National Institute on Aging, National Institutes of Health, Baltimore, MD 21224, USA
Stem Cells Dev 13:694-715. 2004..The data generated can be used to monitor the state of hESC isolated by different laboratories using independent methods and maintained under differing culture conditions...
Characterization of progenitor-cell-specific genes identified by subtractive suppression hybridizationJingli Cai
Laboratoryof Neurosciences, National Institute on Aging, Baltimore, MD 21224, USA
Dev Neurosci 26:131-47. 2004..Overall, our results show that SSH can be used to identify lineage- and stage-specific markers and that extracellular matrix molecules likely play important roles in the migration and differentiation of GRPs...
Immortalized neural stem cells differ from nonimmortalized cortical neurospheres and cerebellar granule cell progenitorsRuifa Mi
Department of Neurology, Johns Hopkins University, Baltimore, MD 21287, USA
Exp Neurol 194:301-19. 2005..2 transplants but not with other cells. We suggest that, while C17.2 cells can illustrate many fundamental aspects of neural biology and are useful in their own right, their unique properties cannot be generalized...
Human Schwann cells retain essential phenotype characteristics after immortalizationHelmar C Lehmann
Department of Neurology, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
Stem Cells Dev 21:423-31. 2012..These cells are particularly useful for drug screening and studies aimed at disease mechanisms involving SCs...
MPSS profiling of human embryonic stem cellsRalph Brandenberger
National Institute on Aging GRC Laboratory of Neuroscience, 5600 Nathan Shock Drive Room 4E02 Baltimore, MD 21224, USA
BMC Dev Biol 4:10. 2004..Pooled human embryonic stem cells (hESC) cell lines were profiled to obtain a comprehensive list of genes common to undifferentiated human embryonic stem cells...
Designing, testing, and validating a focused stem cell microarray for characterization of neural stem cells and progenitor cellsYongquan Luo
Laboratory of Neurosciences, Gerontology Research Center, National Institute on Aging, Baltimore, Maryland, USA
Stem Cells 21:575-87. 2003..Thus, this focused neural stem array provides a convenient and useful tool for detection and assessment of NSCs and progenitor cells and can reliably distinguish them from other cell populations...
Stem and precursor cells in the nervous systemMahendra Rao
National Institute on Aging, Baltimore, Maryland 21224, USA
J Neurotrauma 21:415-27. 2004..The relative advantages and disadvantages of these cells for cell replacement therapy are discussed...
SDF1alpha/CXCR4 signaling stimulates beta-catenin transcriptional activity in rat neural progenitorsYongquan Luo
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, Baltimore, MD, USA
Neurosci Lett 398:291-5. 2006..Our data suggest that SDF1alpha/CXCR4 signaling may interact with the Wnt/beta-catenin/TCF pathway to regulate the development of the central nervous system...
Properties of a fetal multipotent neural stem cell (NEP cell)Jingli Cai
Laboratory of Neurosciences, National Institute on Aging, National Institutes of Health, Baltimore, Maryland 21224, USA
Dev Biol 251:221-40. 2002..Overall, our results show that a spectrum of markers used in combination can reliably distinguish multipotent NSCs from other precursor cells as well as differentiated cells present in the CNS...
Designing, testing, and validating a microarray for stem cell characterizationYongquan Luo
Stem Cell Biology Unit, Laboratory of Neurosciences, National Institute on Aging, Baltimore, MD, USA
Methods Mol Biol 331:241-66. 2006..Here we describe a protocol using this method to examine stem cells...
Patterns of laminins and integrins in the embryonic ventricular zone of the CNSJustin D Lathia
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, 5600 Nathan Shock Drive, Baltimore, Maryland 21224, USA
J Comp Neurol 505:630-43. 2007....
Disease progression after bone marrow transplantation in a model of multiple sclerosis is associated with chronic microglial and glial progenitor responseRiccardo Cassiani-Ingoni
Neuroimmunology Branch, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD, USA
J Neuropathol Exp Neurol 66:637-49. 2007..Our data indicate that reactivation of a local inflammatory process after BMT is sustained predominantly by endogenous microglia/macrophages...
Olig genes are expressed in a heterogeneous population of precursor cells in the developing spinal cordYing Liu
Laboratory of Neurosciences, National Institute on Aging, Baltimore, Maryland 21224, USA
Glia 45:67-74. 2004....
Comparisons between transcriptional regulation and RNA expression in human embryonic stem cell linesAudrey Player
Advanced Technology Center, Microarray Facility, National Cancer Institute, National Institutes of Health, Bethesda, MD 20892, USA
Stem Cells Dev 15:315-23. 2006..Collectively, these data provide insight into the relationship between gene expression and transcriptional regulation, resulting in a reliable list of genes associated with hESCs...
Differences between human and mouse embryonic stem cellsIrene Ginis
Stem Cell Section, Laboratory of Neurosciences, National Institute on Aging, NIH, Baltimore, MD 21224, USA
Dev Biol 269:360-80. 2004..2) and to feeder-free subclones of H1, H7, and H9, indicating that the observed differences between human and mouse ES cells were species-specific rather than arising from differences in culture conditions...
Focal transplantation-based astrocyte replacement is neuroprotective in a model of motor neuron diseaseAngelo C Lepore
Department of Neurology, Johns Hopkins University School of Medicine, Baltimore, Maryland 21287, USA
Nat Neurosci 11:1294-301. 2008....
Impaired SDF1/CXCR4 signaling in glial progenitors derived from SOD1(G93A) miceYongquan Luo
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, Baltimore, Maryland, USA
J Neurosci Res 85:2422-32. 2007..These data indicate that the abnormalities in SOD1(G93A) glial progenitor expression of CXCR4 and its mediated signaling and function occur during spinal cord development and highlight nonneuronal (glial) abnormalities in this ALS model...
A focused microarray to assess dopaminergic and glial cell differentiation from fetal tissue or embryonic stem cellsYongquan Luo
Gerontology Research Center, Stem Cell Biology Unit, Laboratory of Neurosciences, National Institute on Aging, National Institutes of Health, Department of Health and Human Services, Baltimore, Maryland, USA
Stem Cells 24:865-75. 2006..We suggest that this focused array will serve as a useful complement to other large-scale arrays in routine assessment of cell properties prior to their therapeutic use...
Glutamate transporter expression and function in human glial progenitorsNicholas J Maragakis
Department of Neurology and Neuroscience, Johns Hopkins University, Meyer 6-109, 600 N. Wolfe Street, Baltimore, MD 21287-5953, USA
Glia 45:133-43. 2004....
Human embryonic stem cells have enhanced repair of multiple forms of DNA damageScott Maynard
Laboratory of Molecular Gerontology, National Institute on Aging, NIH, Box 1, 5600 Nathan Shock Drive, Baltimore, Maryland 21224 6825, USA
Stem Cells 26:2266-74. 2008..These data suggest that genomic maintenance pathways are enhanced in human embryonic stem cells, relative to differentiated human cells...
Gap junctional communication is required to maintain mouse cortical neural progenitor cells in a proliferative stateAiwu Cheng
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, Baltimore, MD 21224, USA
Dev Biol 272:203-16. 2004..In addition to promoting their proliferation, gap junctions are required for the survival of NPCs. Gap junctional communication is therefore both necessary and sufficient to maintain NPCs in a self-renewing state...
Truncated tyrosine kinase B brain-derived neurotrophic factor receptor directs cortical neural stem cells to a glial cell fate by a novel signaling mechanismAiwu Cheng
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, Baltimore, Maryland 21224, USA
J Neurochem 100:1515-30. 2007..Our findings suggest a mechanism by which a single factor (BDNF) regulates the production of the two major cell types in the mammalian cerebral cortex...
Neural stem cell therapy in the aging brain: pitfalls and possibilitiesTobi L Limke
Laboratory of Neurosciences, Gerontology Research Center, National Institute on Aging, National Institutes of Health, Baltimore, MD 21224, USA
J Hematother Stem Cell Res 12:615-23. 2003..In this review, we focus on recent progresses made toward understand the biology of neural stem cells in the aging brain, as well as progress toward using stem cells to replace cells lost during disease...
Cytoplasmic translocation of Olig2 in adult glial progenitors marks the generation of reactive astrocytes following autoimmune inflammationRiccardo Cassiani-Ingoni
Cellular Immunology Section, Neuroimmunology Branch, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA
Exp Neurol 201:349-58. 2006..Together, these data ascribe a pivotal role to Olig2+ glial precursor cells in the adult CNS, linking autoimmune inflammation and glial scar formation...
Conservation and variation of gene regulation in embryonic stem cells assessed by comparative genomicsMing Zhan
Bioinformatics Unit, Branch of Research Resources, National Institute on Aging, NIH, Baltimore, MD, 21224, USA
Cell Biochem Biophys 43:379-405. 2005..These results provide a framework for examining the current reported differences between rodent and human ES cells and define targets for future perturbation studies...
Gene expression profile of neuronal progenitor cells derived from hESCs: activation of chromosome 11p15.5 and comparison to human dopaminergic neuronsWilliam J Freed
Cellular Neurobiology Research Branch, Intramural Research Program IRP, National Institute on Drug Abuse, National Institutes of Health NIH, Baltimore, Maryland, USA
PLoS ONE 3:e1422. 2008..We initiated differentiation of human embryonic stem cells (hESCs) into dopamine neurons, obtained a purified population of neuronal precursor cells by cell sorting, and determined patterns of gene transcription...
Genome wide profiling of human embryonic stem cells (hESCs), their derivatives and embryonal carcinoma cells to develop base profiles of U.S. Federal government approved hESC linesYing Liu
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, National Institutes of Health, Baltimore, Maryland 21224, USA
BMC Dev Biol 6:20. 2006....
Transcriptome coexpression map of human embryonic stem cellsHuai Li
Bioinformatics Unit, Branch of Research Resources, National Institute on Aging, NIH, Baltimore, MD 21224, USA
BMC Genomics 7:103. 2006..However, no systematic analysis has yet addressed whether gene expression in human ES cells may be regulated in chromosomal domains, and no chromosomal domains of coexpression have been identified...
Cross-species transcriptional profiles establish a functional portrait of embryonic stem cellsYu Sun
Bioinformatics Unit, Research Resources Branch, National Institute on Aging, National Institutes of Health, 333 Cassall Drive, Baltimore, MD 21224, USA
Genomics 89:22-35. 2007..The data and analyses resulting from this study provide a framework for new hypotheses and research directions and a public resource for functional genomics of ESCs...
Evidence that nucleocytoplasmic Olig2 translocation mediates brain-injury-induced differentiation of glial precursors to astrocytesTim Magnus
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, National Institutes of Health, Baltimore, Maryland 21224, USA
J Neurosci Res 85:2126-37. 2007..In contrast, neural stem cells and neuronal progenitor cells appear to play only a minor role in the injured adult CNS...
Revisiting the astrocyte-oligodendrocyte relationship in the adult CNSJessica Carmen
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, NIH, Baltimore, MD 21224, USA
Prog Neurobiol 82:151-62. 2007..Ideally, better understanding the origin of new glial cells in the injured CNS will facilitate the development of therapeutics targeted to alter the glial response in a beneficial way...
Aging and neuronal replacementChristine Y Brazel
Laboratory of Neurosciences, National Institute on Aging, 333 Cassell Dr, Triad 406A, Baltimore, MD 21224, USA
Ageing Res Rev 3:465-83. 2004..Pre-differentiation of neural stem cells into immature neurons prior to transplantation can also aid in functional recovery following injury or disease...
Dopaminergic differentiation of human embryonic stem cellsXianmin Zeng
Cellular Neurobiology Research Branch, National Institute on Drug Abuse, Baltimore, Maryland 21224, USA
Stem Cells 22:925-40. 2004..Therefore, hESCs can be used to generate human dopaminergic cells that exhibit biochemical and functional properties consistent with the expected properties of mature dopaminergic neurons...
Neural stem cells in aging and diseaseT L Limke
National Institute on Aging, Baltimore, MD 21224, USA
J Cell Mol Med 6:475-96. 2002..This review focuses on recent advances in the field of stem cell biology of the central nervous system, with an emphasis on cellular and molecular approaches to replacing cells lost in neurodegenerative disorders...
Transdifferentiation--fact or artifactYing Liu
Laboratory of Neurosciences, National Institute on Aging, 5600 Nathan Shock Drive, Baltimore, Maryland 21224, USA
J Cell Biochem 88:29-40. 2003..We predict, however, that transdifferentiation will not be reliable or reproducible and will probably require complex manipulations...
Glial progenitors in the CNS and possible lineage relationships among themYing Liu
Laboratory of Neurosciences, National Institute on Aging, Baltimore, MD 21224, USA
Biol Cell 96:279-90. 2004..We believe that the development of consensus sets of markers and an improvement in our ability to define stages of glial maturation will lead to a clearer appreciation of the importance of glia in the etiopathology of disease...
Properties of pluripotent human embryonic stem cells BG01 and BG02Xianmin Zeng
Development and Plasticity Section, Cellular Neurobiology Research Branch, National Institute on Drug Abuse, Department of Health and Human Services, Baltimore, Maryland 21224, USA
Stem Cells 22:292-312. 2004..These data provide a detailed characterization and an initial gene expression profile for the BG01 and BG02 human ES cell lines...
Distinguishing features of progenitor cells in the late embryonic and adult hippocampusTobi L Limke
National Institute on Aging, Laboratory of Neurosciences, Gerontology Research Center, Baltimore, MD 21224, USA
Dev Neurosci 25:257-72. 2003....
CD44 expression identifies astrocyte-restricted precursor cellsYing Liu
Laboratory of Neurosciences, Gerontology Research Center, National Institute on Aging, Baltimore, MD 21224, USA
Dev Biol 276:31-46. 2004..Misexpression of CD44 in culture inhibits oligodendrocytes and arrests cells at the precursor state. In summary, our data provide strong evidence for the existence of a CD44+ ARP in the developing nervous system...
Glial restricted precursors protect against chronic glutamate neurotoxicity of motor neurons in vitroNicholas J Maragakis
Department of Neurology and Neuroscience, Johns Hopkins University, Baltimore, Maryland 21287, USA
Glia 50:145-59. 2005..The seeding of G3s resulted in a reduction of motor neuron cell death. Hence, we believe that these cells may potentially play a role in cell-based neuroprotection from glutamate excitotoxicity...
BG01V: a variant human embryonic stem cell line which exhibits rapid growth after passaging and reliable dopaminergic differentiationXianmin Zeng
Cellular Neurobiology Branch, National Institute on Drug Abuse and NIH, DHHS, Baltimore, MD 21224, USA
Restor Neurol Neurosci 22:421-8. 2004..To explore a karyotypically abnormal variant human embryonic stem cell (hESC) line, BG01V, as a potential model for studies of dopaminergic neuronal differentiation...
In search of "stemness"Jingli Cai
Gerontology Research Center, Stem Cell Biology Unit/Laboratory of Neurosciences, National Institute on Aging, National Institutes of Health, Baltimore, MD 21224, USA
Exp Hematol 32:585-98. 2004..While we predict many similarities, we also predict that differences will exist between stem cell populations and that when transdifferentiation is considered genes expected to be both similar and different need to be examined...
Stage-dependent Olig2 expression in motor neurons and oligodendrocytes differentiated from embryonic stem cellsSoojung Shin
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, Baltimore, MD 21224, USA
Stem Cells Dev 16:131-41. 2007....
A central nervous system specific mouse model for thanatophoric dysplasia type IITi Lin
Laboratory of Genetics, National Institute on Aging, Baltimore Maryland, 21224 6814, USA
Hum Mol Genet 12:2863-71. 2003..Overall, these data indicate that the tissue-specific mouse model is an excellent system for studying the role of Fgfr3 in the developing CNS...
Mechanisms controlling embryonic stem cell self-renewal and differentiationYu Sun
Bioinformatics Unit, Research Resources Branch, National Institute on Aging, NIH, Baltimore, MD 21224, USA
Crit Rev Eukaryot Gene Expr 16:211-31. 2006..Here, we review recent findings on mechanisms controlling ES cell development. By integrating data from different sources, we present a global picture of how ES cells reach the decision of self-renewal or differentiation...
Large-scale analysis of neural stem cells and progenitor cellsSoojung Shin
Gerontology Research Center, Stem Cell Biology Unit/Laboratory of Neurosciences, National Institute on Aging, National Institutes of Health, Baltimore, MD 21224, USA
Neurodegener Dis 3:106-11. 2006..We suggest that while much has been learned, additional information remains to be gleaned by meta-analysis of existing data...
Stem cell and precursor cell therapyJingli Cai
Laboratory of Neurosciences, National Institute on Aging, 5600 Nathan Shock Drive, Baltimore, MD 21224, USA
Neuromolecular Med 2:233-49. 2002....
Genomic alterations in cultured human embryonic stem cellsAnirban Maitra
McKusick-Nathans Institute of Genetic Medicine, Department of Pathology, The Sol Goldman Pancreatic Cancer Research Center, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
Nat Genet 37:1099-103. 2005....
Hyaluronan accumulates in demyelinated lesions and inhibits oligodendrocyte progenitor maturationStephen A Back
Department of Pediatrics, School of Medicine, Oregon Health and Science University, 3181 SW Sam Jackson Park Road, Portland, Oregon 97239, USA
Nat Med 11:966-72. 2005..HMW hyaluronan may therefore contribute substantially to remyelination failure by preventing the maturation of OPCs that are recruited to demyelinating lesions...
Evolutionarily conserved transcriptional co-expression guiding embryonic stem cell differentiationYu Sun
Bioinformatics Unit, Research Resources Branch, National Institute on Aging, NIH, Baltimore, MD, USA
PLoS ONE 3:e3406. 2008..Cross-species examination of transcriptional co-expression allows elucidation of fundamental and species-specific mechanisms regulating ESC self-renewal or differentiation...
Cellular lifespan and senescence signaling in embryonic stem cellsTakumi Miura
Stem Cell Biology Unit, Laboratory of Neurosciences, National Institute on Aging, Gerontology Research Center, Baltimore, MD 21224, USA
Aging Cell 3:333-43. 2004..In this review, we summarize recent findings related to these pathways in embryonic stem (ES) cells and suggest that ES cells are immortal because these pathways are tightly regulated...
An in vitro model of human dopaminergic neurons derived from embryonic stem cells: MPP+ toxicity and GDNF neuroprotectionXianmin Zeng
Intramural Research Program IRP, Cellular Neurobiology Research Branch, Department of Health and Human Services DHHS, National Institute on Drug Abuse NIDA, National Institutes of Health NIH, Baltimore, MD, USA
Neuropsychopharmacology 31:2708-15. 2006....
Toward cell replacement therapy: promises and caveatsIrene Ginis
Gerontology Research Center, Stem Cell Biology Unit/Laboratory of Neuroscience, National Institute on Aging, National Institutes of Health, 5600 Nathan Shock Drive, Room 4E02, Baltimore, MD 21224, USA
Exp Neurol 184:61-77. 2003....
Functional SDF1 alpha/CXCR4 signaling in the developing spinal cordYongquan Luo
Laboratory of Neurosciences, Gerontology Research Center, National Institute on Aging, Baltimore, Maryland 21224, USA
J Neurochem 93:452-62. 2005..Thus, our data suggest that SDF1alpha may function through a CXCR4/ERK/Ets-linked signalling pathway in spinal cord neural development to modulate migration of progenitor cells...
The microenvironment of the embryonic neural stem cell: lessons from adult niches?Justin D Lathia
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, Baltimore, Maryland, USA
Dev Dyn 236:3267-82. 2007..Finally, we will ask how these lessons from the niche inform our understanding of neurodevelopmental diseases and cancers of the CNS...
Stem cell mythsTim Magnus
Stem Cell Section, Laboratory of Neurosciences, National Institute on Aging, NIH, 333 Cassell Drive, Room 406A, Baltimore, MD 21224, USA
Philos Trans R Soc Lond B Biol Sci 363:9-22. 2008..Data need to be collected and reported for failed as well as successful experiments and a rigorous scientific approach taken to evaluate the undeniable promise of stem cell biology...
Identifying and tracking neural stem cellsJingli Cai
Department of Neurobiology and Anatomy, University of Utah, Salt Lake City, UT 84132, USA
Blood Cells Mol Dis 31:18-27. 2003..It will therefore be necessary to develop invasive and non-invasive strategies to follow transplanted cells and develop useful quantifiable readouts. Some potential strategies are described and current results are discussed...
Regulatory networks define phenotypic classes of human stem cell linesFranz Josef Muller
Center for Regenerative Medicine, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, California 92037, USA
Nature 455:401-5. 2008..Our results offer a new strategy for classifying stem cells and support the idea that pluripotency and self-renewal are under tight control by specific molecular networks...
Grafted lineage-restricted precursors differentiate exclusively into neurons in the adult spinal cordSteve S W Han
Department of Neurobiology and Anatomy, Drexel University College of Medicine, 2900 Queen Lane, Philadelphia, Pennsylvania 19129, USA [corrected
Exp Neurol 177:360-75. 2002..We conclude that the adult nonneurogenic CNS environment does not support the transition of multipotential NSCs to the neuronal commitment stage, but does allow the survival, maturation, and integration of NRP cells...
Isolation of a glial-restricted tripotential cell line from embryonic spinal cord culturesYuan Yuan Wu
Department of Neurobiology and Anatomy, University of Utah School of Medicine, Salt Lake City, Utah, USA
Glia 38:65-79. 2002....
Isolation of stem and precursor cells from fetal tissueYuan Y Wu
Department of Neurobiology and Anatomy, University of Utah School of Medicine, Salt Lake City, UT, USA
Methods Mol Biol 198:29-40. 2002
Increased dentate neurogenesis after grafting of glial restricted progenitors or neural stem cells in the aging hippocampusBharathi Hattiangady
Division of Neurosurgery, Duke University Medical Center, Durham, NC 27710, USA
Stem Cells 25:2104-17. 2007..Grafting of GRPs or NSCs therefore provides an attractive approach for improving neurogenesis in the aging hippocampus. Disclosure of potential conflicts of interest is found at the end of this article...
Stable expression of the alkaline phosphatase marker gene by neural cells in culture and after transplantation into the CNS using cells derived from a transgenic ratTahmina Mujtaba
Department of Neurobiology and Anatomy, University of Utah School of Medicine, 50 North Medical Drive, Salt Lake City, Utah 84132, USA
Exp Neurol 174:48-57. 2002..We submit that cells isolated from this transgenic rat will be valuable for studies of neural development and regeneration...
PDGF, TGF-beta, and FGF signaling is important for differentiation and growth of mesenchymal stem cells (MSCs): transcriptional profiling can identify markers and signaling pathways important in differentiation of MSCs into adipogenic, chondrogenic, and oFelicia Ng
Genome and Gene Expression Analysis Group, Bioinformatics Institute, Agency for Science Technology and Research A STAR, Singapore
Blood 112:295-307. 2008..Thus, this study illustrates it is possible to predict signaling pathways active in cellular differentiation and growth using microarray data and experimentally verify these predictions...
Qualification of embryonal carcinoma 2102Ep as a reference for human embryonic stem cell researchRichard Josephson
GlobalStem, Inc, 6 Taft Court, Rockville, Maryland 20850, USA
Stem Cells 25:437-46. 2007..On the basis of global gene and microRNA expression, 2102Ep is somewhat less similar to hESC than the alternatives; however, 2102Ep expresses more hESC-associated microRNAs than NTERA-2 does, and fewer markers of differentiated fates...
Endogenous Nkx2.2+/Olig2+ oligodendrocyte precursor cells fail to remyelinate the demyelinated adult rat spinal cord in the absence of astrocytesJason F Talbott
The MD PhD Program, University of Louisville, Louisville, KY 40292, USA
Exp Neurol 192:11-24. 2005..In vivo electrophysiology demonstrated a limited and unsustained functional recovery concurrent with endogenous remyelination following EB-induced lesions...
Karyotypic stability, genotyping, differentiation, feeder-free maintenance, and gene expression sampling in three human embryonic stem cell lines derived prior to August 9, 2001Sandii N Brimble
BresaGen, Inc, Athens, GA 30605, USA
Stem Cells Dev 13:585-97. 2004..BG01, BG02, and BG03 hESCs are therefore independent, undifferentiated, and pluripotent lines that can be maintained without accumulation of karyotypic abnormalities...
Brg1 is required for murine neural stem cell maintenance and gliogenesisSteven Matsumoto
Integrative Biosciences Department, School of Dentistry, Oregon Health and Science University, Portland, 97239, USA
Dev Biol 289:372-83. 2006....
An efficient method for the derivation of mouse embryonic stem cellsVítezlav Bryja
Laboratory of Molecular Neurobiology, Department of Medical Biochemistry and Biophysics, Karolinska Institutet S 171 77, Stockholm, Sweden
Stem Cells 24:844-9. 2006..In summary, we provide a simplified and improved protocol to derive mESCs that can be useful for laboratories aiming to isolate transgenic mESCs for the first time...
Neural precursor cells can be delivered into the injured cervical spinal cord by intrathecal injection at the lumbar cordAngelo C Lepore
Department of Neurobiology and Anatomy, 2900 Queen Lane, Drexel University College of Medicine, Philadelphia, PA 19129, USA
Brain Res 1045:206-16. 2005..These results demonstrate the potential of delivering lineage-restricted NPCs using the minimally invasive lumbar puncture method for the treatment of spinal cord injury...
Characterization and in vitro differentiation potential of a new human embryonic stem cell line, ReliCellhES1Arundhati Mandal
Embryonic Stem Cell Group, Reliance Life Sciences Pvt. Ltd, Dhirubhai Ambani Life Sciences Center, R-282, TTC Industrial Area of MIDC Thane-Belapur Road, Rabale, Navi Mumbai 400 701, India
Differentiation 74:81-90. 2006..To our knowledge, this is the first report of a well-characterized hES cell line from the Indian subcontinent...
CD44 overexpression by oligodendrocytes: a novel mouse model of inflammation-independent demyelination and dysmyelinationTherese M F Tuohy
Division of Neuroscience, Oregon National Primate Research Center, Oregon Health and Science University, Beaverton 97006, USA
Glia 47:335-45. 2004..These findings suggest that CNPase-CD44 mice are a novel model for noninflammatory progressive demyelinating disease and support a potential role for CD44 proteins expressed by glial cells in promoting demyelination...
Hes1 but not Hes5 regulates an astrocyte versus oligodendrocyte fate choice in glial restricted precursorsYuanyuan Wu
Department of Neurobiology and Anatomy, University of Utah School of Medicine, Salt Lake City, Utah, USA
Dev Dyn 226:675-89. 2003..Overexpression of Notch1 has an effect on gliogenesis similar to that of Hes1 and the mRNA levels of Hes1 are up-regulated in cells overexpressing Notch1, suggesting that Notch1 could be an upstream activator of Hes1...
Derivation and characterization of neuronal precursors and dopaminergic neurons from human embryonic stem cells in vitroMelissa Carpenter
The John P. Robarts Research Institute, Stem Cell Biology and Regenerative Medicine, London, Ontario, Canada
Methods Mol Biol 331:153-67. 2006....
Long-term culture of human embryonic stem cells in feeder-free conditionsElen S Rosler
Geron Corporation, Menlo Park, California, USA
Dev Dyn 229:259-74. 2004....
Massively parallel signature sequencingDaixing Zhou
Lynx Therapeutics Inc, Hayward, CA, USA
Methods Mol Biol 331:285-311. 2006..This chapter describes the technology and its application in establishing stem cell transcriptome databases...
Properties of four human embryonic stem cell lines maintained in a feeder-free culture systemMelissa K Carpenter
Geron Corporation, Menlo Park, California, USA
Dev Dyn 229:243-58. 2004..These data provide the first detailed comparison of different hES cell lines and demonstrate remarkable similarities among lines maintained in identical culture conditions...
The therapeutic potential of embryonic stem cells: A focus on stem cell stabilityXianmin Zeng
Buck Institute for Age Research, 8001 Redwood Boulevard, Novato, CA 94945, USA
Curr Opin Mol Ther 8:338-44. 2006..Recent findings suggesting that the level of cell stability is not homogeneous throughout all stem cells are also discussed...
Whole genome analysis of human neural stem cells derived from embryonic stem cells and stem and progenitor cells isolated from fetal tissueSoojung Shin
Stem Cells and Regenerative Medicine, Invitrogen, Carlsbad, California, USA
Stem Cells 25:1298-306. 2007..Disclosure of potential conflicts of interest is found at the end of this article...
Transcriptome characterization elucidates signaling networks that control human ES cell growth and differentiationRalph Brandenberger
Geron Corporation, Menlo Park, California 94025, USA
Nat Biotechnol 22:707-16. 2004..The genomic data presented here may facilitate the derivation of clinically useful cell types from hES cells...
Monitoring differentiation of human embryonic stem cells using real-time PCRKarin Noaksson
Cellartis AB, Arvid Wallgrens Backe 20, , Sweden
Stem Cells 23:1460-7. 2005..The combination of QPCR with hESC-based technologies opens novel avenues for high-throughput analysis of hESCs in, for example, pharmacological and cytotoxicity screening...
