2020
Targeting PD-L1 Initiates Effective Antitumor Immunity in a Murine Model of Cushing Disease
Kemeny HR, Elsamadicy AA, Farber SH, Champion CD, Lorrey SJ, Chongsathidkiet P, Woroniecka KI, Cui X, Shen SH, Rhodin KE, Tsvankin V, Everitt J, Sanchez-Perez L, Healy P, McLendon RE, Codd PJ, Dunn IF, Fecci PE. Targeting PD-L1 Initiates Effective Antitumor Immunity in a Murine Model of Cushing Disease. Clinical Cancer Research 2020, 26: 1141-1151. PMID: 31744830, PMCID: PMC7809696, DOI: 10.1158/1078-0432.ccr-18-3486.Peer-Reviewed Original ResearchConceptsCushing's diseasePituitary adenomasPD-L1PD1/PD-L1 axisAdrenocorticotropic hormone plasma levelsTumor-infiltrating T cellsRefractory Cushing's diseasePD-L1 axisPD-L1 expressionCheckpoint blockade therapyNovel therapeutic optionsHormone plasma levelsElevated cortisol levelsLymphocytic hypophysitisAntitumor immunityBlockade therapyCheckpoint blockadeCheckpoint expressionNumerous sequelaeSignificant morbidityTherapeutic optionsPlasma levelsPreclinical modelsT cellsSuccessful therapy
2018
Sequestration of T cells in bone marrow in the setting of glioblastoma and other intracranial tumors
Chongsathidkiet P, Jackson C, Koyama S, Loebel F, Cui X, Farber SH, Woroniecka K, Elsamadicy AA, Dechant CA, Kemeny HR, Sanchez-Perez L, Cheema TA, Souders NC, Herndon JE, Coumans JV, Everitt JI, Nahed BV, Sampson JH, Gunn MD, Martuza RL, Dranoff G, Curry WT, Fecci PE. Sequestration of T cells in bone marrow in the setting of glioblastoma and other intracranial tumors. Nature Medicine 2018, 24: 1459-1468. PMID: 30104766, PMCID: PMC6129206, DOI: 10.1038/s41591-018-0135-2.Peer-Reviewed Original ResearchConceptsT cell dysfunctionT cellsBone marrowCell dysfunctionT cell sequestrationTreatment-naïve subjectsT-cell lymphopeniaNaïve T cellsSetting of glioblastomaT cell surfaceCD4 countLymphoid organsImmune escapeCell lymphopeniaIntracranial tumorsCell sequestrationMurine modelIntracranial compartmentGlioblastomaMarrowDysfunctionTumorsCancerCellsCell surface