P53 is among the most frequently mutated tumor suppressor genes given its prevalence in >50% of all human cancers. One critical tumor suppression function of p53 is to regulate transcription of downstream genes and maintain genomic stability by inducing the G1/S checkpoint in response to DNA damage. Tumor cells lacking functional p53 are defective in the G1/S checkpoint and become ... https://countryscenesaddleryandpetsuppliers.shop/product-category/easy-up-ten-arm-vertical-saddle-pad-rack/