... past the pairing stage of meiosis. Parthenogenesis Aspidoscelis Meiosis Endoreplication Synaptonemal complex Stowers Institute for Medical Research 10.13039/100007795 Howard Hughes Medical Institute 10.13039/100000011 Interspecific hybridization is a common...

... ([email protected] ; [email protected]) Competing interests The authors declare no competing financial interests. 28 3 2014 20 8 2014 © 2014. Published by The Company of Biologists Ltd 2014 Parthenogenesis Haploid embryonic stem cells Cell cycle...

.... Competing interests The authors declare no competing financial interests. 18 3 2013 19 8 2013 © 2013. Published by The Company of Biologists Ltd 2013 Sfmbt2 Polycomb group protein Trophoblast stem cell Placenta Loss of imprinting Parthenogenesis Mouse...

... the developmental competence of haploid ESCs and, in particular, their capacity for genetic modification and functional germline colonisation. Haploid embryonic stem cells Germline Transgenic mice Parthenogenesis © 2012. 26 6 2012 Competing interests statement The authors...

..., Kyoto 606-8501, Japan Competing interests statement 24 6 2010 © 2010. Parthenogenesis Nuclear transfer Reprogramming Mouse In the mouse, parthenogenetic embryos die before day 10 of gestation, mainly from restricted placental development (McGrath and Solter...

... kinase p90 Rsk Parthenogenesis Starfish oocytes The female gamete of most animals arrests in the meiotic cell cycle while awaiting fertilization, and thus parthenogenesis is prevented. Depending on the organism, this arrest occurs at the beginning of meiosis I, metaphase of meiosis I...

... developmental retardation (Fig. 1ii, iii, v). In some cases we recovered only the fetal envelope with no trace of fetal organisation (Fig. 1vi). In other cases the resorption process was too advanced to find any embryonic tissue. Ca 2+ signal Oocyte activation Fertilization Parthenogenesis Rabbit...

...) and Snrpn (Leff et al., 1992 ; Cattanach et al., 1993), and the paternal alleles of Igf2r (Barlow et al., 1991) and H19 (Bartolomei et al., 1991) are inactive. embryonic stem cells parthenogenesis imprinting © 1994 by Company of Biologists 1994 07 03 1994 * Author...

...: Institut du Cancer de Montréal, 1560 rue Sherbrooke est, Montréal, Québec, Canada H2L 4M1 03 06 1992 © 1992 by Company of Biologists 1992 parthenogenesis chimeras stem cells proliferation mouse In mammals, both parental genomes are required for normal prenatal development...

... compared with F2 cells. * Present address: Institut du Cancer de Montréal, 1560 rue Sherbrooke est, Montréal, Québec, H2L 4MI, Canada 02 08 1991 © 1991 by Company of Biologists 1991 parthenogenesis chimeras genomic imprinting strain influence Recent evidence...

... © 1991 by Company of Biologists 1991 mouse embryos parthenogenesis electrofusion tetraploidy glucose phosphate isomerase Early mammalian development is directed by preformed maternal molecules synthesized during oogenesis and by gene products appearing after activation...

... 1990 © 1991 by Company of Biologists 1991 cell cycle cytochalasin parthenogenesis mouse oocyte spindle microtubule Cytochalasins are potent inhibitors of actin microfilaments and have been used to increase the ploidy of various cells. The presence of cytochalasin during cell...

... activity provides a useful tool to study the function of embryonic or somatic nuclei introduced during the earliest stages of activation. © 1990 by Company of Biologists 1990 parthenogenesis repetitive electrical stimulations rabbit oocyte long-term effect In mammalian eggs...

... parthenogenesis fetal chimeras genomic imprinting cell selection/proliferation The two parental genomes of the mouse are not functionally equivalent (Cattanach, 1986 ; Surani el al. 1986). The mechanism that confers functional differences on parental genomes has been called genomic imprinting (Surani...

... certain developmental pathways. parthenogenesis imprinting chimaeras mouse development © 1989 by Company of Biologists 1989 14 03 1989 * Present address: Department of Virology, University of Helsinki, Haartmaninkatu 3, 00290 Helsinki, Finland ...

... Whittingham , D. G. & Wales , R. G. (1969). Storage of two cell mouse embryos in vitro . Aust. J. biol. Sci. 22 , 1065 – 1068 . 10.1071/BI9691065 01 02 1989 © 1989 by Company of Biologists 1989 parthenogenesis chimeras genomic imprinting cell selection...

..., Department of Virology, Hartmannin katu 3., 00290 Helsinki, Finland 28 09 1988 © 1989 by Company of Biologists 1989 parthenogenesis genomic imprinting chimera mouse fertilization postnatal development aggregation chimera Parthenogenetic mouse embryos do not develop...

... and pronuclear formation occur during protein synthesis inhibition, and DNA replication and cleavage after its resumption. Thus, the developmental arrest of mouse oocytes appears to depend on the synthesis of short-lived proteins. mouse oocyte meiotic maturation chromosome condensation parthenogenesis...

... by Company of Biologists 1988 parthenogenesis embryogenesis mouse chimeras in situ hybridization imprinting Parthenogenetic embryos of mammals die during embryogenesis, although this method of reproduction occurs naturally or can be experimentally induced in a variety of nonmammalian...

... at the 8-cell stage. Contributions of parthenogenetic cells to the chimaeras were low. These phenomena may be relevant to the problem of mammalian parthenogenesis. In the mouse egg, there are several effective ways to induce diploid parthenogenesis and apparently normal preimplantation development...