Human Immunodeficiency Virus Is Associated With Poor Overall Survival Among Patients With Head and Neck Cancer
Salahuddin S, Cohen O, Wu M, Irizarry J, Vega T, Gan G, Deng Y, Isaeva N, Prasad M, Schalper K, Mehra S, Yarbrough W, Emu B. Human Immunodeficiency Virus Is Associated With Poor Overall Survival Among Patients With Head and Neck Cancer. Clinical Infectious Diseases 2022, 76: 1449-1458. PMID: 36520995, PMCID: PMC10319962, DOI: 10.1093/cid/ciac924.Peer-Reviewed Original ResearchConceptsOverall survivalIndependent predictorsHNSCC patientsWorse prognosisOropharyngeal tumorsCox proportional hazards regression modelMultivariate analysisHPV-positive oropharyngeal tumorsNeck squamous cell cancerProportional hazards regression modelsLower median overall survivalAcademic hospital centerNon-HIV populationMedian overall survivalPredictors of survivalSquamous cell cancerHuman immunodeficiency virusPoor clinical outcomeExpression of CD4Poor overall survivalHazards regression modelsRace/ethnicityCD8 infiltrationHazard ratioClinicopathologic characteristicsUptake of oxidized lipids by the scavenger receptor CD36 promotes lipid peroxidation and dysfunction in CD8+ T cells in tumors
Xu S, Chaudhary O, Rodríguez-Morales P, Sun X, Chen D, Zappasodi R, Xu Z, Pinto AFM, Williams A, Schulze I, Farsakoglu Y, Varanasi SK, Low JS, Tang W, Wang H, McDonald B, Tripple V, Downes M, Evans RM, Abumrad NA, Merghoub T, Wolchok JD, Shokhirev MN, Ho PC, Witztum JL, Emu B, Cui G, Kaech SM. Uptake of oxidized lipids by the scavenger receptor CD36 promotes lipid peroxidation and dysfunction in CD8+ T cells in tumors. Immunity 2021, 54: 1561-1577.e7. PMID: 34102100, PMCID: PMC9273026, DOI: 10.1016/j.immuni.2021.05.003.Peer-Reviewed Original ResearchConceptsTumor microenvironmentCell dysfunctionLipid peroxidationLipid accumulationOxidized low-density lipoproteinExpression of CD36Low-density lipoproteinCommon metabolic alterationsScavenger receptor CD36Intratumoral CD8Immune dysfunctionEffector TGlutathione peroxidase 4CD8Effector functionsInhibition of p38Metabolic alterationsReceptor CD36Therapeutic avenuesScavenger receptorsDysfunctionWT counterpartsTILsCell functionCD36