| 释义 | photophoresis
 photophoresis(ˌfəʊtəʊfəˈriːsɪs) n (General Physics) physics the move away from a strong light source by previously suspended particles in a gas
 photophoresis
 photophoresis[‚fōd·ə·fə′rē·səs]  (physics) Production of unidirectional motion in a collection of very fine particles, suspended in a gas or falling in a vacuum, by a powerful beam of light.photophoresis
 ex·tra·cor·po·re·al pho·to·pho·re·sisdestruction of cells separated from blood in an extracorporeal flow system by ultraviolet activation of chemotherapeutic agents such as psoralens.photophoresis(fo-to-for-e'sis) A technique used in treating cutaneous T-cell lymphoma. It incorporates exposure of a lymphocyte-enriched blood fraction, obtained by use of apheresis to ultraviolet A light after the patient has ingested the cytotoxic agent 8-methoxypsoralen.  Synonym: extracorporeal photochemotherapy |