Synthetic skin could aid wound healing

Engineers have devised a fabric dressing whose thickness and elasticity can be custom-matched to specific areas of the body.

Japan experts to OK animal-human embryos test: reports (Update)

Proposed experiments with animal-human embryos cleared the first regulatory hurdle Tuesday, reports said, as Japanese scientists seek permission for tests that could see human organs produced inside the growing body of an ...

Could viruses be used to treat acne?

Watch out, acne. Doctors soon may have a new weapon against zits: a harmless virus living on our skin that naturally seeks out and kills the bacteria that cause pimples.

Modeling how cells choose their fates

It may seem hard to believe, but each one of us began as a single cell that proliferated into the trillions of cells that make up our bodies. Though each of our cells has the exact same genetic information, each also performs ...

Proteins snap those wrinkly fingers back into shape

You know how your fingers wrinkle up in the bath? The outer layer of your skin absorbs water and swells up, forming ridges – but quickly returns to its old state when dry. Two physicists, Professor Roland Roth of Tübingen ...

Why wavy wounds heal faster than straight wounds

Wavy wounds heal faster than straight wounds because shapes influence cell movements, a team of researchers at Nanyang Technological University, Singapore (NTU Singapore) study has found.

Stem cell reprogramming made easier

Weizmann Institute scientists show that removing one protein from adult cells enables them to efficiently turn back the clock to a stem-cell-like state.

Frog-killing fungus paralyzes amphibian immune response

A fungus that is killing frogs and other amphibians around the world releases a toxic factor that disables the amphibian immune response, Vanderbilt University investigators report Oct. 18 in the journal Science.

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