Metabolic pathways of Alternative Lengthening of Telomeres in pan carcinoma PLOS One Oxidative stress induced telomere instability drives T cell dysfunction in cancer: Immunity Daily supplementation with 2,000 IU of vitamin D slows the rate of telomere shortening, preserving telomere length equivalent to delaying ~3 years of biological aging over four years., Telomeres are Irreversible inhibition of TRF2TRFH recruiting functions by a covalent cyclic peptide induces telomeric replication stress in cancer cells ScienceDirect