News tagged with amino acids

A better way to purify peptide-based drugs

(Phys.org) —Peptides are an intriguing class of drugs. They are made of amino acids, just as humans are, and because of their intimate relationship with our own biological molecules, they have the potential ...

Feb 17, 2014
4.5 / 5 (2) 0

Two new weapons in the battle against bacteria

Proteases are vital proteins that serve for order within cells. They break apart other proteins, ensuring that these are properly synthesized and decomposed. Proteases are also responsible for the pathogenic ...

Feb 13, 2014
4.9 / 5 (8) 0 | with audio podcast

The Hunger Games of genes and microbes

(Phys.org) —When the going gets tough in the microscopic world of bacteria, one of the best bets is to form a biofilm, an immobile colony of cells that offers protection against harsh conditions. Think ...

Feb 07, 2014
not rated yet 0 | with audio podcast

A safer recipe for primordial soup

Researchers have published a simpler, safer method for conducting Miller-Urey origin of life experiments—which may still yield new insight about how life began on Earth.

Feb 03, 2014
4.3 / 5 (6) 5 | with audio podcast

Probing hydrogen catalyst assembly

Biochemical reactions sometimes have to handle dangerous things in a safe way. New work from researchers at UC Davis and Stanford University shows how cyanide and carbon monoxide are safely bound to an iron atom to construct ...

Jan 23, 2014
not rated yet 0 | with audio podcast

Fight or flight and the evolution of pain

Hard wired into the survival mechanisms of all animals is the perception of pain. Different stimuli, such as heat or cold, foul odors, chemicals or a blunt blow can trigger pain receptors in the body that, in the blink of ...

Jan 07, 2014
3.5 / 5 (2) 0