Brightsurf Science News & Current Events

February 10, 2002
Adult stem cells from knee fat turned into cartilage, bone, fat cells
Duke University Medical Center researchers have

Persistent mild depression in older adults may lower immunity and ability to fight off disease
It is estimated that 15-57 percent of older adults experience some form of chronic depression for a period of time later in their lives, according to recent research, and this may compromise their ability to fight off infections and cancers.

Depression treatments less effective among certain groups
Recovering from depression may be tougher for certain groups of patients: elderly women, the less educated, those with neurotic traits and the medically ill, according to a new study.

Scientists prove mature adult cells can be cloned
Researcher from the Whitehead Institute have proved for the first time that fully differentiated adult cells can form clones, but they found the process is extremely inefficient. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to