Spatial DNA organization forms first, then the rest

The fundamental organization of the DNA in active and inactive compartments arises immediately after fertilization of the oocyte, even before genes are activated. This was discovered by researchers from the Hubrecht Institute ...

And in the beginning was histone 1

A zygote is the first cell of a new individual that comes about as the result of the fusion of an ovule with a spermatozoid. The DNA of the zygote holds all the information required to generate an adult organism. However, ...

New algae species is named after UA researcher

University of Arizona research associate Patrick Ferris, who has spent nearly 30 years studying algae, recently was honored when a Japanese team named a newly discovered species after him.

Express yourself: How zygotes sort out imprinted genes

Writing in the February 17, 2012 issue of the journal Cell, researchers at the Ludwig Institute for Cancer Research, the University of California, San Diego School of Medicine and the Toronto Western Research Institute peel ...

Parental controls on embryonic development?

When a sperm fertilizes an egg, each contributes a set of chromosomes to the resulting embryo, which at these very early stages is called a zygote. Early on, zygotic genes are inert, so embryonic development is largely controlled ...

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