In flowering plants, the beginning of embryogenesis is almost exclusively governed by maternal gene activity. Maternal factors regulate the development of the embryo and silence paternal genes during early stages of development. ...
Biotechnology
May 31, 2011
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One of the most remarkable anatomical differences among vertebrate bodies is the relative size of their neck, trunk and tail. This can be illustrated by comparing the bodies of a typical snake and of a long tailed lizard. ...
Cell & Microbiology
Jun 11, 2013
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A team of scientists in Sweden has broken open the genetic recipe for a human embryo's first three days of development, chronicling what happens in the crucial hours that follow the union of egg and sperm.
Biotechnology
Sep 4, 2015
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What controls the size of an embryo and, by extension, the size of tissue, organs and the whole organism?
Plants & Animals
Sep 2, 2019
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Scientists have identified a gene family that plays a key role in one of the earliest stages of development in which an embryo distinguishes its left side from the right and determines how organs should be positioned within ...
Cell & Microbiology
Jan 25, 2010
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The zebrafish is an important model organism in biology. Humans and zebrafish share 70 percent of their genes, and more than 80 percent of human genes associated with disease are known to have a zebrafish counterpart. Additionally, ...
Molecular & Computational biology
Oct 8, 2019
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10
An international team of biologists has discovered how the same genes are turned on in mammals, fish and amphibians early in embryonic development, making them look incredibly similar for a brief period of time.
Cell & Microbiology
Mar 1, 2016
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Research conducted by Dr. Shota Nakanoh in a collaboration between Dr. Teresa Rayon's lab at the Institute and Professor Ludovic Vallier's lab at the Wellcome-MRC Cambridge Stem Cell Institute has determined that the degree ...
Cell & Microbiology
Mar 4, 2024
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The European Union's top court ruled Tuesday that scientists cannot patent stem cell techniques that use human embryos for research, a decision some scientists said could threaten major medical advances if it prevents biotech ...
Biotechnology
Oct 18, 2011
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Scientists at the Gladstone Institutes have gained new insight into the delicate relationship between two proteins that, when out of balance, can prevent the normal development of stem cells in the heart and may also be important ...
Cell & Microbiology
Aug 15, 2011
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