Gender roles in ancient times

Two new studies by Osaka University researchers provide insights on why male and female bodies of the same species differ. The studies show factors that regulate the expression of doublesex1, a gene responsible for the growth ...

Using CRISPR to make warmer, less fatty pigs

A team of researchers with members from several institutions in China and one in the U.K. has used the CRISPR-Cas 9 gene editing technique to cause test pigs to retain less bodyfat. In their paper published in Proceedings ...

An engineer's guide to the embryo

In roughly 48 hours, the single cell of the fertilized frog egg will undergo dramatic change to develop vital body parts like muscles, a skeleton, eyes, a heart, and a tadpole tail. Scientists have been studying this process ...

Researchers obtain chicken embryo development data

KFU Extreme Biology Lab and RIKEN have uncovered new facts about chicken embryo growth, which may lead to similar discoveries about humans. The work is published in PLOS Biology.

New gene editor used to fix disease in embryos: study

Chinese scientists used an adapted version of a controversial gene-editing technique to correct a disease-causing mutation in human embryos, a medical first cautiously hailed by other experts Thursday.

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