Until the day it dies, a cell that has become a skin cell remains a skin cell — or so scientists used to think. Over the past decade, it has become clear that cellular identity is not written in stone but can be rewritten by activating specific genetic programs. Today, the field of regenerative medicine faces a question: should this rewriting take the conventional route, in which mature cells a...

Dopamine, a potent sympathomimetic amine is the drug of choice in management of neonatal shock unresponsive to volume expanders, adrenaline and sodium bicarbonate administration. Since the drug has to be administered in continuous infusion, it is imperative to have a , simple formula for dosage calculations. The American Heart Association (AHA) has provided the following formula, multiply 6 tim...