The surface of your skin, called the epidermis, is a complex mixture of many different cell types—each with a very specific job. The production, or differentiation, of such a sophisticated tissue requires an immense amount ...
(Phys.org)—A team of researchers at the University of California, San Diego and the Institut Pasteur, Paris has come up with a novel way to describe a time-dependent brain development based on coherent–gene-groups (CGGs) ...
Four-year-old Carlos, who makes a lengthy trip every two weeks with his teenage aunt to a special clinic in El Salvador's capital, has no notion of the cruel stigma that comes with his HIV diagnosis.
South Africa, home to the world's largest HIV caseload, on Saturday unveiled a 1.5 kilometre AIDS ribbon in Johannesburg, with activists and officials pledging to curb the epidemic.
The now familiar term "Asperger's disorder" is being dropped. And abnormally bad and frequent temper tantrums will be given a scientific-sounding diagnosis called DMDD. But "dyslexia" and other learning disorders remain.
The causes underlying the development of certain types of common cancers have not yet been elucidated. In order to better determine the origin and the sequence of events responsible for the onset of colon cancer, the teams ...