id author title date pages extension mime words sentences flesch summary cache txt cord-332856-96z48gpg Ruocco, Eleonora Kaposi’s sarcoma: Etiology and pathogenesis, inducing factors, causal associations, and treatments: Facts and controversies 2013-06-24 .txt text/plain 6866 356 42 Based on these assessments, it is possible to hypothesize that the role of cofactors in KS pathogenesis can move toward an effect either favoring or inhibiting the onset of the disease, depending on the presence of other agents modulating the pathogenesis itself, such as genetic predisposition, environmental factors, drug intake, or lymph flow disorders. 37 HHV-8 virus interferes with p53 pathway at several levels: (1) the latency-associated nuclear antigen, encoded by ORF 73 of the HHV-8 genome, suppresses p53 transcription and transactivation activity, and interacts directly with the p53 protein inhibiting the ability of p53 to induce cell death 35,38 ; (2) the viral interferon (IFN) regulatory factor 4 (vIRF4), encoded by ORFK10/K10.1 of HHV-8, specifically interacts with and stabilizes murine double minute 2 (MDM2) human homologue, a well-known negative regulator of p53 via proteasome-mediated degradation, leading to the consequent reduction of p53 levels and thereby concurring to the suppression of p53-mediated apoptosis. ./cache/cord-332856-96z48gpg.txt ./txt/cord-332856-96z48gpg.txt