Molecular Biology

Caught on Film: Mutating DNA

Until now, biologists have only had crude methods for estimating the average rates and effects of mutations. But in a new study, biophysicists have documented individual mutations as they happen in bacterial cells.

Cancer Might Start the Same Way in Any Organ

Recent research demonstrated that mature cells in the stomach sometimes revert back to behaving like rapidly dividing stem cells. Now, the researchers have found that this process may be universal, no matter the organ.

Killing Off Sepsis with Gut Bacteria

Sepsis is a potentially life-threating complication of infections and is currently treated with antibiotics. But, new research has offered an alternative treatment.