treatment of hs294t cells with natural porcine platelet-derived or human rtgf-beta 1 ( 1 to 100 ng/ml ) in the presence of rhuifn-gamma ( 0.1 to 10 ng/ml ) reduced the percentage of cells positive for this ag by approximately 40 to 50 % , as determined by flow cytometry .
C0086418
human
C0080222
rtgf-beta 1