Related topics: cells

Scientists grow mouse eggs from stem cells in lab

Japanese scientists said Monday they had grown mouse eggs entirely in the lab, then fertilised them to yield fertile offspring, a scientific first cautiously hailed by experts in human reproduction.

Clarified mechanism of rotation of node cilia

Our bodies look symmetrical, but most internal organs are asymmetric in shape or in position. In mouse embryos, a model animal that is closest to humans, cell groups, which are a source of organs, are symmetrical, but become ...

Turning point of a lifetime

For the first time, scientists can observe the first two to three days of a mouse embryo's life, as it develops from a fertilised egg up to the stage when it would implant in its mother's uterus, thanks to a new light sheet ...

Evolving a bigger brain with human DNA

The size of the human brain expanded dramatically during the course of evolution, imparting us with unique capabilities to use abstract language and do complex math. But how did the human brain get larger than that of our ...

Identifying the source of stem cells

When most animals begin life, cells immediately begin accepting assignments to become a head, tail or a vital organ. However, mammals, including humans, are special. The cells of mammalian embryos get to make a different ...

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