Cost. While IPLâ¢ photorejuvenation is generally more costly than procedures like microdermabrasion and chemical peels, it is less expensive than most cosmetic surgery and laser skin treatment. Still, the price for a single photofacial/fotofacial session can be as high as $500 or $600.The overall cost of photorejuvenation treatment will depend on the severity of the aesthetic issues involved as well as the number of treatments needed to resolve them.till, the price for a single photofacial/fotofacial session can be as high as $500 or $600. The overall cost of photorejuvenation treatment will depend on the severity of the aesthetic issues involved as well as the number of treatments needed to resolve them.
Phototaxis. the motor reaction of motile microorganisms in response to the stimulus of light; a form of taxis. The reaction of zoospores to light, and the slow shift of chloroplasts within a cell in response to light, are also called phototaxis.
cell biology. noun. Medical Definition of cell biology. : a branch of biology dealing with the structure, function, and life history of cells and their constituents : cytology 1a Cooperation among the cytoplasmic elements is an emerging area of study in cell biology.âJean L. Marx, Science, 9 Dec. 1983.