منابع مشابه
Regulation of entry into gametogenesis.
Gametogenesis is a fundamental aspect of sexual reproduction in eukaryotes. In the unicellular fungi Saccharomyces cerevisiae (budding yeast) and Schizosaccharomyces pombe (fission yeast), where this developmental programme has been extensively studied, entry into gametogenesis requires the convergence of multiple signals on the promoter of a master regulator. Starvation signals and cellular ma...
متن کاملEpigenetic Modifications during Angiosperm Gametogenesis
Angiosperms do not contain a distinct germline, but rather develop gametes from gametophyte initials that undergo cell division. These gametes contain cells that give rise to an endosperm and the embryo. DNA methylation is decreased in the vegetative nucleus (VN) and central cell nuclei (CCN) resulting in expression of transposable elements (TEs). It is thought that the siRNAs produced in respo...
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ژورنال
عنوان ژورنال: Nature
سال: 1971
ISSN: 0028-0836,1476-4687
DOI: 10.1038/229211a0