Designer threads: New insight into protein fiber assembly

Understanding how mixtures of proteins assemble and how to manipulate them in the laboratory has many exciting biomedical applications, such as providing scaffolds for the engineering of tissues that can replace diseased ...

Spying on a cellular director in the cutting room

Like a film director cutting out extraneous footage to create a blockbuster, the cellular machine called the spliceosome snips out unwanted stretches of genetic material and joins the remaining pieces to fashion a template ...

Scientists crack mystery of protein's dual function

Researchers at The Scripps Research Institute have solved a 10-year-old mystery of how a single protein from an ancient family of enzymes can have two completely distinct roles in the body. In addition to providing guidance ...

Two proteins enable skin cells to regenerate

(PhysOrg.com) -- Nevermind facial masks and exfoliating scrubs, skin takes care of itself. Stem cells located within the skin actively generate differentiating cells that can ultimately form either the body surface or the ...

Raising the alarm when DNA goes bad (w/ Video)

Scientists have known for a long time that when DNA is damaged, a key enzyme sets off a cellular "alarm bell" to alert the cell to start the repair process, but until recently little was known about how the cell detects and ...

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