2019
Quantitative assessment of immune cell populations and associations with clinical outcomes in African-American (AA) versus Caucasian triple-negative breast cancer (TNBC).
O'Meara T, Yaghoobi V, Blenman K, Pelekanou V, Silber A, Rimm D, Pusztai L. Quantitative assessment of immune cell populations and associations with clinical outcomes in African-American (AA) versus Caucasian triple-negative breast cancer (TNBC). Journal Of Clinical Oncology 2019, 37: e14180-e14180. DOI: 10.1200/jco.2019.37.15_suppl.e14180.Peer-Reviewed Original ResearchTriple-negative breast cancerDisease-free survivalBetter disease-free survivalPD-L1 expressionCD68 expressionAA TNBCStromal PD-L1 expressionPD-L1 protein expressionCaucasian casesHigher TIL countsTumor immune microenvironmentImmune cell populationsHigh CD68 expressionHigh CD68Similar CD8Stromal TILsClinical characteristicsDiagnosis dateTIL countPD-L1Clinical outcomesPredictive factorsCD8 expressionClinical variablesImmune microenvironment
2017
Differences in the immune microenvironment and genomic characteristics of TNBC in African American women compared to other races.
Szekely B, Safonov A, Karn T, Bhagwagar S, Killelea B, Silber A, Hatzis C, Pusztai L. Differences in the immune microenvironment and genomic characteristics of TNBC in African American women compared to other races. Journal Of Clinical Oncology 2017, 35: e13028-e13028. DOI: 10.1200/jco.2017.35.15_suppl.e13028.Peer-Reviewed Original ResearchTriple-negative breast cancerNon-AA patientsImmune microenvironmentAfrican American womenImmune signaturesNeoantigen loadImmune metagenesLower pathologic complete response (pCR) ratesPathologic complete response rateComplete response rateNegative breast cancerAmerican womenMann-Whitney U testSignificant differencesClonal heterogeneityTCGA data setsDeletion loadNeoadjuvant therapyLymphocyte countTIL countAA patientsOverall mutational loadHistologic tumorsBreast cancerTreatment response