in contrast , sodium butyrate did not inhibit or retard the maturation of newly replicated chromatin when assayed by micrococcal nuclease digestion , as determined by the following criteria : 1 ) digestion to acid solubility , 2 ) rate of conversion to mononucleosomes , 3 ) repeat length , and 4 ) presence of non-nucleosomal dna .
C0008546
chromatin
C0028623
nucleosomal