Spatial maps of T cell receptors and transcriptomes reveal distinct immune niches and interactions in the adaptive immune response
Liu S, Iorgulescu J, Li S, Borji M, Barrera-Lopez I, Shanmugam V, Lyu H, Morriss J, Garcia Z, Murray E, Reardon D, Yoon C, Braun D, Livak K, Wu C, Chen F. Spatial maps of T cell receptors and transcriptomes reveal distinct immune niches and interactions in the adaptive immune response. Immunity 2022, 55: 1940-1952.e5. PMID: 36223726, PMCID: PMC9745674, DOI: 10.1016/j.immuni.2022.09.002.Peer-Reviewed Original ResearchConceptsImmune responseTCR repertoireAntigen-specific immune responsesCell receptorDistinct TCR repertoireAdaptive immune responsesLymphoid germinal centersRenal cell carcinomaHeterogeneous immune responseCell carcinomaImmune cellsCell clonotypesT cellsImmune nichesAdjacent tumorGerminal centersMelanoma specimensCell responsesMouse spleenDistinct gene expressionGene expressionReceptorsCharacteristic locationCell typesCellsLandscape of helper and regulatory antitumour CD4+ T cells in melanoma
Oliveira G, Stromhaug K, Cieri N, Iorgulescu J, Klaeger S, Wolff J, Rachimi S, Chea V, Krause K, Freeman S, Zhang W, Li S, Braun D, Neuberg D, Carr S, Livak K, Frederick D, Fritsch E, Wind-Rotolo M, Hacohen N, Sade-Feldman M, Yoon C, Keskin D, Ott P, Rodig S, Boland G, Wu C. Landscape of helper and regulatory antitumour CD4+ T cells in melanoma. Nature 2022, 605: 532-538. PMID: 35508657, PMCID: PMC9815755, DOI: 10.1038/s41586-022-04682-5.Peer-Reviewed Original ResearchConceptsHLA class IIT cellsClass IIHLA classImmune evasionHuman leukocyte antigen class IIMelanoma specimensClass II positivityTumor-reactive CD4T regulatory (Treg) cellsAntigen-presenting cellsTumor-associated antigensHLA class IHuman melanoma specimensRecognition of antigenAntitumour responseImmunosuppressive CD4Treg clonesTreg cellsRegulatory cellsCytotoxic CD4Neoantigen loadTumor antigensCD4Tumor microenvironment