Biosynthesis captured in motion

(Phys.org) —Chemists have caught molecules in the act of biosynthesis revealing an animated view of how a fundamental piece of cellular machinery operates. The system they observed, a critical metabolic pathway, generates ...

Long-standing plant biochemistry mystery solved

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and collaborators at the Karolinska Institute in Sweden have discovered how an enzyme "knows" where to insert a double bond when desaturating ...

Quantum dots track who gets into cell nucleus

(PhysOrg.com) -- UC Berkeley researchers Karsten Weis, Jan Liphardt, and colleagues have used fluorescent probes called quantum dots to determine which molecules get into the nucleus via its nano-pores and which get kicked ...