the divalent cation ionophore a23187 in concentrations of 0.2 to 2.0 micrometer increased primarily pge2 and txb2 synthesis with smaller increases of pgf2 alpha and 6-keto-pgf1 alpha . the relative concentrations of pg and tx produced by rat glomerular epithelial cells , incubated with c20:4 or a23187 , were similar .
C0012472
pge2
C0033554
pg