نتایج جستجو برای: embryogenesis

تعداد نتایج: 13196  

Journal: :Reproduction, Fertility and Development 2010

Journal: :Biotechnology & Biotechnological Equipment 1990

2012
Paulo Sérgio Schlögl André Luis Wendt dos Santos Leila do Nascimento Vieira Eny Iochevet Segal Floh Miguel Pedro Guerra

Angiosperm and gymnosperm plants evolved from a common ancestor about 300 million years ago. Apart from morphological and structural differences in embryogenesis and seed origin, a set of embryogenesis-regulating genes and the molecular mechanisms involved in embryo development seem to have been conserved alike in both taxa. Few studies have covered molecular aspects of embryogenesis in the Bra...

Journal: :Journal of Experimental & Clinical Assisted Reproduction 2008
Laszlo Nanassy Douglas T Carrell

Historically, less attention has been paid to paternal effects on early embryogenesis than maternal effects. However, it is now apparent that certain male factor infertility phenotypes are associated with increased DNA fragmentation and/or chromosome aneuploidies that may compromise early embryonic development. In addition, there is a growing body of evidence that the fertilizing sperm has more...

Journal: :annales des sciences forestières 1993

Journal: :Frontiers in Cell and Developmental Biology 2017

Journal: :Journal of Biological Chemistry 1970

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