the radioprotectors wr1065 and wr151326 , each at a concentration of 4 mm , protect against cell killing and mutagenesis at the hypoxanthine-guanine phosphoribosyl transferase ( hgprt ) locus in v79 chinese hamster fibroblast cells exposed to fission-spectrum neutrons ( mean energy of 0.85 mev ) from the janus reactor .
C0007634
cell
C0016030
fibroblast cells