Cellular alchemy caught in action

One of the most critical biological advances in the past decade was the discovery that the introduction of four simple genetic factors can turn a fully mature adult cell back into an embryonic-like state, a process called ...

Feedback loop maintains basal cell population

Notch – the protein that can help determine cell fate – maintains a stable population of basal cells in the prostate through a positive feedback loop system with another key protein – TGF beta (transforming growth factor ...

A protein that regulates fat cell production and cell division

Swiss scientists have teased out the role that a protein known as SMRT plays in regulating the production of fat cells. And in the process, they made another, unexpected discovery; this protein also plays a critical role ...

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