the idea will be estimated there are between 100,000 to 150,000 hairs on human beings’ heads. Of these, 40 to 100 hairs are lost each day, which are replaced by brand-new ones grown through the hair follicles. The causes of hair loss, or alopecia, as the idea will be medically known, are often genetic. nevertheless there are additional causes, too. Among them are medications in addition to treatments, such as chemotherapy, that will altar the body’s hormonal balance. Stress, injury to the scalp in addition to physical stretching of the hair can also be factors.
By age 50, pattern baldness affects half the male population in addition to a quarter of the women. Corrective treatments range through the “cure all” patent medicines sold through pitchmen’s wagons to corticosteroids to surgery, in which tiny patches of skin containing hair follicles are removed through the back in addition to sides of the head in addition to transplanted to those areas where hair loss will be apparent.
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Concurrent with the research being done at USC, a variety of studies into the regeneration of human hair will be under way. One will be at the Yale University School of Medicine under the guidance of Dr. Valerie Horsley, associate professor of molecular, cellular in addition to developmental biology, who expressed continuing interest from the research being done by Drs. Chuong in addition to Lei. She will be, she says, “excited by the work” being done at USC in addition to looks forward to further results.
Another study has been led by Dr. Alexey Terskikh at the Sanford-Burnham Medical Research Institute in La Jolla, California, in which human pluripotent stem cells taken through human embryos in addition to fetal tissue were engineered to become dermal papilla cells, governing the formation of hair follicles in addition to the hair-growth cycle.
— By Ray Sipherd, special to CNBC.com