Narayanan, NNair, LVKarunakaran, VJoseph, MMNair, JBRamya, ANJayasree, RSMaiti, KK2017-03-102017-03-1020168 ,22;11392-1139710.1039/c6nr03385ghttps://dspace.sctimst.ac.in/handle/123456789/9968Herein, we have examined distinctive structural and functional variations of cellular components during apoptotic cell death induced by a targeted theranostic nanoprobe, MMP-SQ@GNR@LAH-DOX, which acted as a SERS "on/off" probe in the presence of a MMP protease and executed synergistic photothermal chemotherapy, as reflected by the SERS fingerprinting, corresponding to the phosphodiester backbone of DNA.Chemistry; Science & Technology - Other Topics; Materials Science; Physics