“Preincubation of CYS with COL at 37 degrees C for 1 h results in a significant decrease in all the COL effects.”
“injection of L-cysteine (CYS) does not influence the effects of COL while if administered 1 h prior to COL, CYS suppresses the N/PE ratio and frequency of large PE but not the frequency of micronucleated PE elevated by COL.”