News tagged with embryonic development

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The developmental on-switch

German researchers have demonstrated for the first time why the molecular cocktail responsible for generating stem cells works. Sox2 and Oct4 are proteins whose effect on cells resembles that of an eraser: They remove all ...

dateAug 19, 2013 in Cell & Microbiology
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Genomic analysis solves the turtle mystery

The turtle has always been considered somewhat odd in evolutionary terms. In addition to lacking the hole in the skull—the temporal fenestra—that is characteristic of the egg-laying amniotes, the structure of its shell ...

dateJun 28, 2013 in Ecology
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The swing of architect genes

Architect genes are responsible for organizing structures of the body during embryonic development. Some of them, namely the Hox genes, are involved in the formation of forelimbs. They are activated in two successive waves, ...

dateJun 06, 2013 in Biotechnology
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X-ray tomography on a living frog embryo

Classical X-ray radiographs provide information about internal, absorptive structures of organisms such as bones. Alternatively, X-rays can also image soft tissues throughout early embryonic development of vertebrates. Related ...

dateMay 16, 2013 in Cell & Microbiology
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