News tagged with damage cells

Chlamydia promotes gene mutations

Chlamydia trachomatis is a human pathogen that is the leading cause of bacterial sexually transmitted disease worldwide with more than 90 million new cases of genital infections occurring each year. About ...

Jun 20, 2013 5 / 5 (4) 1 | with audio podcast

DNA damage: The dark side of respiration

(Phys.org) —Adventitious changes in cellular DNA can endanger the whole organism, as they may lead to life-threatening illnesses like cancer. Researchers at LMU now report how byproducts of respiration cause mispairing ...

May 22, 2013 4.5 / 5 (2) 0 | with audio podcast

When hungry, Gulf of Mexico algae go toxic

When Gulf of Mexico algae don't get enough nutrients, they focus their remaining energy on becoming more and more poisonous to ensure their survival, according to a new study by scientists from North Carolina ...

Mar 12, 2013 4.7 / 5 (3) 1 | with audio podcast

Stem cells: Tuning the death sentence

In this week's issue of Science Signaling (22 January, 2013), Danen and colleagues of the Division of Toxicology of LACDR report novel insights into the question how stem cells decide to commit suicide when their DNA is dam ...

Jan 23, 2013 5 / 5 (1) 0