the fluorescent probes , n , - ( 3-pyrene ) maleimide , which is specific for histone h3 , and terbium ( tb3+ ) , which is specific for guanine single-stranded residues in dna , are used to investigate the interaction of platinum complexes ( cis- and trans-dichlorodiammineplatinum ( ii ) ) with rat liver and calf thymus nucleosomes .
C0019647
histone
C0028623
nucleosomes