Medical research

Researchers find that a biological 'good guy' has a dark side

A pair of Oklahoma Medical Research Foundation scientists have discovered that an enzyme previously thought only to be beneficial could, in fact, pose significant danger to developing embryos. The new research could have ...

Neuroscience

tPA: Clot buster and brain protector

(Medical Xpress)—Ever since its introduction in the 1990s, the "clot-busting" drug tPA has been considered a "double-edged sword" for people experiencing a stroke. It can help restore blood flow to the brain, but it also ...

Medical research

Clot-busting enzyme plays 'peek-a-boo' with blood clots

By discovering how a blood clot-busting enzyme is switched on, researchers have unlocked a century-old atomic riddle that could lead to new treatments for clotting and bleeding disorders, and some cancers.