Development & stems cells
Primordial germ cells' (PGC) ontogeny and pluripotency
Primordial germ cells (PGC) represent a unique class of cells. They are the embryonic precursors of the gametes, ensuring propagation of the gene pool to the next generation and the continuation and evolution of the species. Our main focus is to decipher the molecular mechanisms that account for maintenance of their toti/pluripotency. Indeed, PGC's can be considered as totipotent cells since following fertilization they can generate all cell types and yield a fully functional organism. Accordingly, most if not all, pluripotent genes are expressed by PGCs. Our goal is to identify actors involved in the process of the PGC's ontogeny, to study their physiological functions and to challenge them as pluripotency reprogramming factors. We also study the genetics of infertility in humans. Specifically, we aim to identify genes affecting human gametogenesis and therefore potentially being involved on the PGC's ontogeny. Based on our expertise in mouse and human embryonic stem (ES) cells, we have set up a new platform dedicated to the production of pluripotent stem cells, such as ES or induced pluripotent stem (iPS) cells. This is done in parallel with the creation of a Biobank of human somatic cells that serve as pathological models.
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Current projects
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Collaborations
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Prizes/Awards
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News
- April 15, 2012 - New roles of Histone H1 in transcription
- March 11, 2011 - One of the genetic causes of globozoospermia has just been revealed
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Publications
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Assisted reproduction treatment and epigenetic inheritance.
Hum Reprod Update Jan. 19, 2012 .
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Am J Hum Genet March 11, 2011 ; 88:351-61 .
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J Assist Reprod Genet Nov. 3, 2011 .
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DPY19L2 Deletion as a Major Cause of Globozoospermia
Am J Hum Genet March 11, 2011 ; 88:344-50 .
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BMC Neurosci 2011 ; 12:82 .
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Eur J Hum Genet Nov. 9, 2011 .
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In Vitro Cell Dev Biol Anim Apr 2010 ; 46:376-85 .
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Haematologica Oct 2010 ; 95:1651-9 .
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[An overview of pluripotent stem cell lines.]
Med Sci (Paris) Oct 2010 ; 26:848-854 .
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Hum Reprod Jul 2009 ; 24:1556-60 .
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Job opportunities




