释义 |
paraaminobenzoic acid Translations EncyclopediaSeePABAparaaminobenzoic acid
p-a·mi·no·ben·zo·ic ac·id (PABA), (ă-mē'nō-ben-zō'ik as'id), 4-aminobenzoic acid, a factor in the vitamin B complex, required for biosynthesis of folate; neutralizes the bacteriostatic effects of the sulfonamides because it furnishes an essential growth factor for bacteria; elevated concentrations of the sulfonamides interfere with use of this agent and of folates; used as an ultraviolet screen in lotions and creams. It is produced in a test of pancreatic function. Synonym(s): paraaminobenzoic acid, vitamin Bx |