necrotic period : the cells of the superficial stratum exhibited degenerative changes ( the chromatin breaks up into numerous irregular and deeply stained fragments ) followed by desquamation into the allantoic fluid within the next 10 hours ( from 10th to 20-22th hour after inoculation ) with the large , and the next 17 hours ( from 15th-17th to 32nd-34th h. ) with the small inocula .
C0007634
the cells
C0008546
chromatin