Lydia Visser
PhD
My research in the Pathology department is mainly focused on immunological aspects of B-cell lymphoma. I study interactions of tumor cells with the microenvironment, and signaling pathways in Hodgkin lymphoma and non-Hodgkin lymphomas.
Functional analysis to elucidate the susceptibility mechanisms of SNPs at the REL, GATA3 and TCF3 Loci in classical Hodgkin Lymphoma
Genome Wide Association Studies (GWAS) revealedsignificant associations for SNPs mapping at the REL, GATA3 andTCF3 loci with cHL susceptibility. In this study, we aim to elucidatethe susceptibility mechanism of these associations by establishingpossible expression quantitative trait loci (eQTL) effects. Methods.EQTL analysis was performed in EBV transformed lymphoblastoidcell lines (LCLs) generated from 96 controls and 70 former cHLpatients as well as in three previously published large gene expressionstudies of HRS cells and total HL tissue samples. Results. An eQTLeffect for REL was found using cHL total tissue array data...
Hodgkin Reed Sternberg cells in classical hodgkin lymphoma are surrounded by t regulary cells while lymphocyte predominant cells of nodular lymphocite predominant hodgkin lymphoma are surrounded by t follicular helper cell
Disturbed antigen presentation in classical Hodgkin Lymphoma; implications for immune checkpoint inhibitor therapy
Immune checkpoint inhibitors are being tested in clinical trials and show great promise in the treatment of classical Hodgkin lymphoma (cHL). The proposed mechanism of action of these inhibitors consists of reactivating T lymphocytes that have become unresponsive as a consequence of inhibitory mechanisms exerted by the tumor cells. These reactivated T cells are expected to kill tumor cells after recognizing tumor cell derived antigens that are presented by Human Leukocyte Antigens (HLA) at the tumor cell surface. Consequently, lack of tumor cell surface expression of HLA may...
M. Nijland, Lydia Visser, Rianne Veenstra, K. Kushekhar, G. van Imhoff, Anke Berg, van den, A. Diepstra
Long Noncoding RNA Expression Profiling in Normal B-Cell Subsets and Hodgkin Lymphoma Reveals Hodgkin and Reed-Sternberg Cell Specific Long Noncoding RNAs
Published in: The American Journal of Pathology
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10.1016/j.ajpath.2016.05.011
Hodgkin lymphoma (HL) is a malignancy of germinal center (GC) B-cell origin. To explore the role of long noncoding RNAs (lncRNAs) in HL, we studied LncRNA expression patterns in normal B-cell subsets, HL cell lines, and tissues. Naive and memory B cells showed a highly similar lncRNA expression pattern, distinct from GC-B cells. Significant differential expression between I-IL and normal GC-B cells was observed for 475 lncRNA loci. For two validated lncRNAs, an enhanced expression was observed in HL, diffuse large 6-cell lymphoma, and lymphoblastoid cell lines. For...
Mina Masoumeh Tayari, Melanie Winkle, Gertrud Kortman, Jantine Sietzema, Debora de Jong, Martijn Terpstra, Pieter Mestdagh, Frans G. M. Kroese, Lydia Visser, Arjan Diepstra, Klaas Kok, Anke van den Berg, Joost Kluiver
The microenvironment of classical Hodgkin lymphoma: heterogeneity by Epstein-Barr virus presence and location within the tumor
Published in: Blood cancer journal
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10.1038/bcj.2016.26
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