Xie and his collaborators discovered that Bam and the COP9 sub-unit known as CSN4 have opposite functions in regulating the fate of GSCs in female fruit flies. (sciencedaily.com)
Unfortunately, electrical stimulators are little effective in restoring larynx function, «because there are different muscles with opposite function close together,» explains Dr. Tobias van Bremen, an ear, nose and throat doctor and one of the co-authors of the study. (sciencedaily.com)
All mammals, including humans, have two types of fat with completely opposite functions: white, which stores energy and is linked with diabetes and obesity, and brown, which produces heat by burning energy and is associated with leanness. (sciencedaily.com)