Patterns of TIGIT Expression in Lymphatic Tissue, Inflammation, and Cancer
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Patterns of TIGIT Expression in Lymphatic Tissue, Inflammation, and Cancer. / Blessin, Niclas C; Simon, Ronald; Kluth, Martina; Fischer, Kristine; Hube-Magg, Claudia; Li, Wenchao; Makrypidi-Fraune, Georgia; Wellge, Björn; Mandelkow, Tim; Debatin, Nicolaus F; Höflmayer, Doris; Lennartz, Maximilian; Sauter, Guido; Izbicki, Jakob R; Minner, Sarah; Büscheck, Franziska; Uhlig, Ria; Dum, David; Krech, Till; Luebke, Andreas M; Wittmer, Corinna; Jacobsen, Frank; Burandt, Eike-Christian; Steurer, Stefan; Wilczak, Waldemar; Hinsch, Andrea.
in: DIS MARKERS, Jahrgang 2019, 2019, S. 5160565.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Patterns of TIGIT Expression in Lymphatic Tissue, Inflammation, and Cancer
AU - Blessin, Niclas C
AU - Simon, Ronald
AU - Kluth, Martina
AU - Fischer, Kristine
AU - Hube-Magg, Claudia
AU - Li, Wenchao
AU - Makrypidi-Fraune, Georgia
AU - Wellge, Björn
AU - Mandelkow, Tim
AU - Debatin, Nicolaus F
AU - Höflmayer, Doris
AU - Lennartz, Maximilian
AU - Sauter, Guido
AU - Izbicki, Jakob R
AU - Minner, Sarah
AU - Büscheck, Franziska
AU - Uhlig, Ria
AU - Dum, David
AU - Krech, Till
AU - Luebke, Andreas M
AU - Wittmer, Corinna
AU - Jacobsen, Frank
AU - Burandt, Eike-Christian
AU - Steurer, Stefan
AU - Wilczak, Waldemar
AU - Hinsch, Andrea
PY - 2019
Y1 - 2019
N2 - TIGIT is an inhibitory immune checkpoint receptor and a putative target for novel immune therapies. Here, we analysed two different types of tissue microarrays of healthy lymphatic and various inflamed tissues, colorectal and lung cancers, as well as >1700 tumour samples from 86 different tumour entities for TIGIT and/or PD-1 by bright field and/or multiplex fluorescence immunohistochemistry. TIGIT was detected in CD8+ cytotoxic T cells, CD4+ T helper cells, FOXP3+ regulatory T cells, and NK cells, but not in CD11c+ dendritic cells, CD68+ macrophages, and CD20+ B lymphocytes. TIGIT expression paralleled that of PD-1. More than 70% of TIGIT+ cells were PD-1+, and more than 90% of the PD-1+ cells were TIGIT+. Expression varied between different tissue compartments. TIGIT expression in tonsil gradually increased from the interfollicular area over the marginal/mantle zone to the germinal centre in all T cell subtypes. In inflammatory diseases, the strongest expression of TIGIT/PD-1 was found in Hashimoto thyroiditis. TIGIT+ lymphocytes were seen in all 86 different tumour entities with considerable high variability of TIGIT positivity within and between different cancer entities. Particularly, high densities of TIGIT+ lymphocytes were, for example, seen in squamous cell cancers of various origins. In summary, the variable expression levels of TIGIT and PD-1 in cell types and tissue compartments illustrate the high complexity of immune microenvironments. The high frequency of TIGIT (and PD-1) expressing lymphocytes in cancers highlights considerable opportunities for cotargeting with checkpoint inhibitors.
AB - TIGIT is an inhibitory immune checkpoint receptor and a putative target for novel immune therapies. Here, we analysed two different types of tissue microarrays of healthy lymphatic and various inflamed tissues, colorectal and lung cancers, as well as >1700 tumour samples from 86 different tumour entities for TIGIT and/or PD-1 by bright field and/or multiplex fluorescence immunohistochemistry. TIGIT was detected in CD8+ cytotoxic T cells, CD4+ T helper cells, FOXP3+ regulatory T cells, and NK cells, but not in CD11c+ dendritic cells, CD68+ macrophages, and CD20+ B lymphocytes. TIGIT expression paralleled that of PD-1. More than 70% of TIGIT+ cells were PD-1+, and more than 90% of the PD-1+ cells were TIGIT+. Expression varied between different tissue compartments. TIGIT expression in tonsil gradually increased from the interfollicular area over the marginal/mantle zone to the germinal centre in all T cell subtypes. In inflammatory diseases, the strongest expression of TIGIT/PD-1 was found in Hashimoto thyroiditis. TIGIT+ lymphocytes were seen in all 86 different tumour entities with considerable high variability of TIGIT positivity within and between different cancer entities. Particularly, high densities of TIGIT+ lymphocytes were, for example, seen in squamous cell cancers of various origins. In summary, the variable expression levels of TIGIT and PD-1 in cell types and tissue compartments illustrate the high complexity of immune microenvironments. The high frequency of TIGIT (and PD-1) expressing lymphocytes in cancers highlights considerable opportunities for cotargeting with checkpoint inhibitors.
KW - Humans
KW - Immune System Diseases/genetics
KW - Lymph Nodes/metabolism
KW - Neoplasms/genetics
KW - Palatine Tonsil/metabolism
KW - Receptors, Immunologic/genetics
U2 - 10.1155/2019/5160565
DO - 10.1155/2019/5160565
M3 - SCORING: Journal article
C2 - 30733837
VL - 2019
SP - 5160565
JO - DIS MARKERS
JF - DIS MARKERS
SN - 0278-0240
ER -