News tagged with molecular genetics

Lifestyle influences metabolism via DNA methylation

An unhealthy lifestyle leaves traces in the DNA. These may have specific effects on metabolism, causing organ damage or disease. Scientists of Helmholtz Zentrum München have now identified 28 DNA alterations associated with ...

Sep 20, 2013
popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Opioid dependence plays role in chronic pain

The bodies of mammals, including humans, respond to injury by releasing endogenous opioids—compounds that mitigate acute pain. A team of researchers led by those at the University of Kentucky has uncovered groundbreaking ...

Sep 19, 2013
popularity 4.4 / 5 (5) | comments 0 | with audio podcast

Shining light on neurodegenerative pathway

University of Adelaide researchers have identified a likely molecular pathway that causes a group of untreatable neurodegenerative diseases, including Huntington's disease and Lou Gehrig's disease.

Sep 18, 2013
popularity not rated yet | comments 0 | with audio podcast

New genetic clue to anorexia

The largest DNA-sequencing study of anorexia nervosa has linked the eating disorder to variants in a gene coding for an enzyme that regulates cholesterol metabolism. The finding suggests that anorexia could be caused in part ...

Sep 11, 2013
popularity 5 / 5 (3) | comments 0 | with audio podcast

Inner-ear disorders may cause hyperactivity

Behavioral abnormalities are traditionally thought to originate in the brain. But a new study by researchers at Albert Einstein College of Medicine of Yeshiva University has found that inner-ear dysfunction can directly cause ...

Sep 05, 2013
popularity 5 / 5 (9) | comments 0 | with audio podcast

Rapid recall to fight familiar foes

The immune system's first encounter with a potential threat is a valuable learning experience. Through a process of genetic recombination, our immune B cells can potentially produce a wide array of B cell ...

Aug 23, 2013
popularity 5 / 5 (2) | comments 0