Medical research

Lab-grown human 'embryos' offer new research hope

Scientists have developed human embryo-like structures without using sperm, an egg or fertilization, offering hope for research on miscarriage and birth defects but also raising fresh ethical concerns.

Genetics

Study identifies key regulator of cell differentiation

Embryonic stem cells and other pluripotent cells divide rapidly and have the capacity to become nearly any cell type in the body. Scientists have long sought to understand the signals that prompt stem cells to switch off ...

Medical research

In a dish, a mouse, crafted from stem cells, begins to form

The tiny mouse embryo has a heart that beats. Its muscles, blood vessels, gut and nervous system are beginning to develop. But this embryo is unusual: It was made in a lab, out of mouse embryonic stem cells, and represents ...

Medical research

How public money for science leads to new medicines

Public funding for fundamental research is essential for innovation and the development of new medicines. This is demonstrated by Professor Science Based Business Simcha Jong and his colleague Hsini Huang after studying U.S. ...

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