... past the pairing stage of meiosis. Parthenogenesis Aspidoscelis Meiosis Endoreplication Synaptonemal complex Interspecific hybridization is a common phenomenon in plants and animals ( Mallet, 2007 ). If the parental species are closely related, first generation hybrids often retain...

... 2014. Published by The Company of Biologists Ltd 2014 Parthenogenesis Haploid embryonic stem cells Cell cycle Mouse The remarkable progress of forward genetics has largely depended on the use of haploid organisms with a single genome, such as bacteria and yeast. This is because...

... group protein Trophoblast stem cell Placenta Loss of imprinting Parthenogenesis Mouse Fig. 7. Sfmbt2 is required for the derivation of TS cells. (A) Map of shRNA-carrying lentiviral plasmid. ShRNA sequence was inserted downstream of hU6 Pol III promoter. Vectors also...

... Germline Transgenic mice Parthenogenesis Haploid embryonic stem cells (ESCs) have recently been established following chemical activation of unfertilised mouse eggs ( Elling et al., 2011 ; Leeb and Wutz, 2011 ). Haploid parthenogenetic ESCs can be maintained as lines through flow cytometric...

..., 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...

... parthenogenetic activation after meiosis I in starfish oocytes. ( A , B ) Emission of only one polar body from oocytes lacking Rsk activity, followed by parthenogenesis. Immature oocytes were injected with 3 ng of control IgG or the neutralizing anti-Rsk antibody 2, and then treated with 1-MeAde. These oocytes...

... of Biologists 1986 microfilament microtubule microtubule organizing centres parthenogenesis ageing mouse egg cytoskeletal J. Embryol. exp. Morph. 95,131-145 (1986) 131 Printed in Great Britain © The Company of Biologists Limited 1986 Parthenogenesis and cytoskeletal organization in ageing mouse...