Histone modifications are the influencers of zygotic genome awakening

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, ...

Growing embryonic tissues on a chip

It's no surprise that using human embryos for biological and medical research comes with many ethical concerns. Correct though it is to proceed with caution in these matters, the fact is that much science would benefit from ...

Embryos' signals take multiple paths

Rice University scientists have found significant differences between the methods signaling pathways use to prompt cells to differentiate – that is, whether to become organs, bone, blood vessels, nerves or skin.

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