CLONAL ARCHITECTURE OF RELAPSED OR REFRACTORY FOLLICULAR HELPER T‐CELL LYMPHOMA: AN ANCILLARY STUDY OF THE ORACLE TRIAL, A LYSA STUDY.

Autor: Loyaux, R., Sako, N., Quang, V. Tran, Bachy, E., Morschhauser, F., Cartron, G., Gressin, R., Daguindau, N., Le Gouill, S., Wolfromm, A., Bouabdallah, K., Ysebaert, L., Casasnovas, O., Robe, C., Delfau, M., Dupuis, J., De Leval, L., Gaulard, P., Sloma, I., Lemonnier, F.
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Zdroj: Hematological Oncology; Jun2023 Supplement S2, Vol. 41, p108-110, 3p
Abstrakt: Demonstration of I TET2 i and I DNMT3A i mutations in B cells, myeloid cells, or hematopoietic progenitor cells have suggested that TFHL can emerge from clonal hematopoiesis (CH) in a multi-step process. Follicular helper T-cell lymphoma (TFHL) results from the oncogenic transformation of a TFH cell, driven by mutations in genes involved in epigenetic regulation ( I TET2 i , I DNMT3A, IDH2 i ) and T-cell signaling ( I RHOA i ). Meanwhile, bulk BM cells from 29 patients were sequenced with the same NGS panel and then compared to the mutations found in cfDNA (31 patients) and tumor biopsies (28 patients). [Extracted from the article]
Databáze: Complementary Index