Ladder pattern of DNA electrophoresis in apoptosis is caused by the action of the following enzyme
Correct Answer: Endonuclease
Description: 1.Apoptosis progresses quickly and its products are quickly removed, making it difficult or visualize. 2.During karyorrhexis endonuclease activation leaves sho DNA fragments, regularly spaced in size. 3.this gives a characteristic laddered appearance on agar gel electrophoresis. 4.This laddered pattern is characteristic but not specific for apoptosis..It may seen in necrosis also. Ref Endonuclease. Robbins 7 th /edition, pg 26, 27and 28.
Category:
Biochemistry
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