Inhibiting DNA methylation activates cancer testis antigens and expression of the antigen processing and presentation machinery in colon and ovarian cancer cells
Siebenkäs C, Chiappinelli KB, Guzzetta AA, Sharma A, Jeschke J, Vatapalli R, Baylin SB, Ahuja N. Inhibiting DNA methylation activates cancer testis antigens and expression of the antigen processing and presentation machinery in colon and ovarian cancer cells. PLOS ONE 2017, 12: e0179501. PMID: 28622390, PMCID: PMC5473589, DOI: 10.1371/journal.pone.0179501.Peer-Reviewed Original ResearchConceptsSubset of patientsOvarian cancer cell linesAntigen processingCancer cell linesImmune therapyCancer testisSolid tumorsCell linesCancer cellsCancer-testis antigensHost immune systemOvarian cancer cellsTreatment time pointsEpigenetic therapyRelevant low dosesPresentation machineryImmune cellsOvarian cancerAntigen presentationMurine modelTestis antigensInnovative therapiesImmune systemLow dosesTherapyCombination epigenetic therapy in metastatic colorectal cancer (mCRC) with subcutaneous 5-azacitidine and entinostat; a phase 2 consortium/stand Up 2 cancer study
Azad NS, el-Khoueiry A, Yin J, Oberg AL, Flynn P, Adkins D, Sharma A, Weisenberger DJ, Brown T, Medvari P, Jones PA, Easwaran H, Kamel I, Bahary N, Kim G, Picus J, Pitot HC, Erlichman C, Donehower R, Shen H, Laird PW, Piekarz R, Baylin S, Ahuja N. Combination epigenetic therapy in metastatic colorectal cancer (mCRC) with subcutaneous 5-azacitidine and entinostat; a phase 2 consortium/stand Up 2 cancer study. Oncotarget 2017, 5: 35326-35338. PMID: 28186961, PMCID: PMC5471058, DOI: 10.18632/oncotarget.15108.Peer-Reviewed Original ResearchConceptsCombination epigenetic therapyMetastatic colorectal cancerRECIST responseCRC patientsMedian progression-free survivalCycles of therapySignificant clinical activityMetastatic CRC patientsProgression-free survivalSubset of patientsM2 days 1Serial tumor biopsiesMulti-institutional studyHistone deacetylase inhibitor entinostatEpigenetic therapyColorectal cell linesSubcutaneous azacitidinePrimary endpointPrior therapyLiver involvementOverall survivalTolerable therapySerial biopsiesColorectal cancerClinical activity