Apoptosis , or programmed cell death , was demonstrated as the mode of cell death by using the TUNEL assay , which detects single strand nicks in DNA , or by the Nicoletti technique demonstrating a subdiploid population by DNA staining .
apoptosis , or programmed cell death , was demonstrated as the mode of cell death by using the tunel assay , which detects single strand nicks in dna , or by the nicoletti technique demonstrating a subdiploid population by dna staining .
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