rheumatoid synovial cell monolayers , with [ 1-14c ] arachidonic acid ( [ 1-14c ] aa ) incorporated into cell lipids , are stimulated by a factor ( rsf ) produced by explant cultures of rheumatoid synovial tissue to produce up to 50-fold increases in [ 1-14c ] prostaglandin e2 and [ 1-14c ] prostaglandin i2 .
C0224522
synovial cell
C0039099
synovial tissue