2019
Prognostic Impact of Tumor Cell Programmed Death Ligand 1 Expression and Immune Cell Infiltration in NSCLC
Edlund K, Madjar K, Mattsson J, Djureinovic D, Lindskog C, Brunnström H, Koyi H, Brandén E, Jirström K, Pontén F, Rahnenführer J, Micke P, Hengstler J. Prognostic Impact of Tumor Cell Programmed Death Ligand 1 Expression and Immune Cell Infiltration in NSCLC. Journal Of Thoracic Oncology 2019, 14: 628-640. PMID: 30639618, DOI: 10.1016/j.jtho.2018.12.022.Peer-Reviewed Original ResearchConceptsPD-L1 positivityOverall survivalLymphocyte infiltrationSmoking historyPD-L1Prognostic associationPlasma cellsProgrammed Death Ligand 1 ExpressionTumor PD-L1 positivityDeath ligand 1 (PD-L1) expressionAssociation of lymphocytePositive immune cellsLigand 1 expressionPD-L1 axisPD-L1 statusMultivariate Cox regressionDeath ligand 1Longer overall survivalForkhead box P3Immune cell infiltrationShorter overall survivalPatients' smoking historyKaplan-Meier plotsCheckpoint inhibitorsNSCLC patients
2018
Expression of scavenger receptor MARCO defines a targetable tumor‐associated macrophage subset in non‐small cell lung cancer
La Fleur L, Boura V, Alexeyenko A, Berglund A, Pontén V, Mattsson J, Djureinovic D, Persson J, Brunnström H, Isaksson J, Brandén E, Koyi H, Micke P, Karlsson M, Botling J. Expression of scavenger receptor MARCO defines a targetable tumor‐associated macrophage subset in non‐small cell lung cancer. International Journal Of Cancer 2018, 143: 1741-1752. PMID: 29667169, DOI: 10.1002/ijc.31545.Peer-Reviewed Original ResearchConceptsTumor-associated macrophagesHigher macrophage infiltrationScavenger receptor MARCOPD-L1Macrophage infiltrationNon-small cell lung cancer (NSCLC) cohortMajority of TAMsNon-small cell lung cancerAvailable immune checkpoint inhibitorsCell lung cancer cohortTumor-associated macrophage subsetsImmunosuppressive tumor-associated macrophagesNew immune targetsImmune checkpoint inhibitorsImmune checkpoint moleculesT cell infiltrationDeath ligand 1Cell lung cancerLung cancer cohortSubset of casesImmune response pathwaysExpression of MARCOProtumor phenotypeCheckpoint inhibitorsCheckpoint molecules
2017
PD-L1 immunohistochemistry in clinical diagnostics of lung cancer: inter-pathologist variability is higher than assay variability
Brunnström H, Johansson A, Westbom-Fremer S, Backman M, Djureinovic D, Patthey A, Isaksson-Mettävainio M, Gulyas M, Micke P. PD-L1 immunohistochemistry in clinical diagnostics of lung cancer: inter-pathologist variability is higher than assay variability. Modern Pathology 2017, 30: 1411-1421. PMID: 28664936, DOI: 10.1038/modpathol.2017.59.Peer-Reviewed Original ResearchConceptsPositive tumor cellsTumor cellsLung cancerPD-L1 checkpoint inhibitorsPD-L1 assaysPD-L1 immunohistochemistryCell death 1Squamous cell carcinomaPD-L1 scoresLung cancer casesCheckpoint inhibitorsDeath-1Cell carcinomaClinical studiesCancer casesImmunohistochemical stainingTissue microarrayInterrater variationAntibody 22C3Cutoff levelInter-pathologist variabilityTumor tissueClinical settingSP142Antibody clonesPD-L1 immunohistochemistry in clinical diagnostics: Inter-pathologist variability is as high as assay variability.
Micke P, Johansson A, Westbom-Fremer A, Backman M, Djureinovic D, Patthey A, Isaksson-Mettävainio M, Gulyas M, Brunnstrom H. PD-L1 immunohistochemistry in clinical diagnostics: Inter-pathologist variability is as high as assay variability. Journal Of Clinical Oncology 2017, 35: e20637-e20637. DOI: 10.1200/jco.2017.35.15_suppl.e20637.Peer-Reviewed Original ResearchNon-small cell lung cancerTissue microarrayPositive casesInter-rater variabilityTumor cell membrane stainingTumor cellsPD-L1 assaysPD-L1 expressionPD-L1 immunohistochemistryCell lung cancerPD-L1 scoresPositive tumor cellsTumor cell stainingSP142 cloneCheckpoint inhibitorsCell membrane stainingNSCLC patientsLung cancerTherapy responseClone 28Available drugsInter-pathologist variabilitySix-grade scaleClinical situationsSP263