Results 61 to 70 of about 859,289 (399)

Managing Difficulties of Microsatellite Instability Testing in Endometrial Cancer-Limitations and Advantages of Four Different PCR-Based Approaches

open access: yesCancers, 2021
Simple Summary Due to the approval of immune checkpoint inhibitor therapy for microsatellite instability-high or mismatch repair-deficient advanced solid tumors, testing of both biomarkers has gained interest in recent years.
J. Siemanowski   +10 more
semanticscholar   +1 more source

Molecular testing of soft tissue tumors

open access: yesDiagnostic Cytopathology, Volume 51, Issue 1, Page 12-25, January 2023., 2023
Abstract Background The diagnosis of soft tissue tumors is challenging, especially when the evaluable material procured is limited. As a result, diagnostic ancillary testing is frequently needed. Moreover, there is a trend in soft tissue pathology toward increasing use of molecular results for tumor classification and prognostication. Hence, diagnosing
Douglas Rottmann   +2 more
wiley   +1 more source

3 '-UTR poly(T/U) repeat of EWSR1 is altered in microsatellite unstable colorectal cancer with nearly perfect sensitivity [PDF]

open access: yes, 2015
Approximately 15 % of colorectal cancers exhibit instability of short nucleotide repeat regions, microsatellites. These tumors display a unique clinicopathologic profile and the microsatellite instability status is increasingly used to guide clinical ...
Aaltonen, Lauri A.   +11 more
core   +1 more source

No evidence of EMAST in whole genome sequencing data from 248 colorectal cancers [PDF]

open access: yes, 2021
Microsatellite instability (MSI) is caused by defective DNA mismatch repair (MMR), and manifests as accumulation of small insertions and deletions (indels) in short tandem repeats of the genome. Another form of repeat instability, elevated microsatellite
Aaltonen, Lauri A.   +14 more
core   +1 more source

ESMO recommendations on microsatellite instability testing for immunotherapy in cancer, and its relationship with PD-1/PD-L1 expression and tumour mutational burden: a systematic review-based approach.

open access: yesAnnals of Oncology, 2019
BACKGROUND Cancers with a defective DNA mismatch repair (dMMR) system contain thousands of mutations most frequently located in monomorphic microsatellites and are thereby defined as having microsatellite instability (MSI).
C. Luchini   +10 more
semanticscholar   +1 more source

Phase Ib study of anlotinib combined with TQB2450 in pretreated advanced biliary tract cancer and biomarker analysis

open access: yesHepatology, EarlyView., 2022
Phase 1b study of anlotinib combined with TQB2450 in pretreated advanced biliary tract cancer and biomarker analysis. Abstract Background and Aims We evaluated the efficacy and safety of the antiangiogenic tyrosine kinase inhibitor anlotinib plus TQB2450, a programmed death‐ligand 1 inhibitor in pretreated advanced biliary tract cancers (BTCs ...
Jun Zhou   +13 more
wiley   +1 more source

FDA Approval Summary: Pembrolizumab for the Treatment of Microsatellite Instability-High Solid Tumors

open access: yesClinical Cancer Research, 2019
The FDA approved pembrolizumab on May 23, 2017, for the treatment of adult and pediatric patients with unresectable or metastatic, microsatellite instability-high (MSI-H), or mismatch repair deficient (dMMR) solid tumors that have progressed following ...
L. Marcus   +3 more
semanticscholar   +1 more source

Development and interpretation of a pathomics-based model for the prediction of microsatellite instability in Colorectal Cancer

open access: yesTheranostics, 2020
Microsatellite instability (MSI) has been approved as a pan-cancer biomarker for immune checkpoint blockade (ICB) therapy. However, current MSI identification methods are not available for all patients.
Rui Cao   +19 more
semanticscholar   +1 more source

Systemic circulating microRNA landscape in Lynch syndrome

open access: yesInternational Journal of Cancer, Volume 152, Issue 5, Page 932-944, 1 March 2023., 2023
What's new? Systemic circulating microRNA expression patterns (c‐miRnomes) are altered during sporadic carcinogenesis and they have predictive potential in early cancer detection. However, their potential in carriers of inherited pathogenic mismatch‐repair gene variants associated with Lynch syndrome remains understudied.
Tero Sievänen   +10 more
wiley   +1 more source

Association between c-type lectin-like receptor 2 and microsatellite instability in colorectal cancer: a cross-sectional study

open access: yesBMC Cancer, 2022
Background As a transmembrane protein, C-type lectin-like receptor 2 (CLEC-2) is mainly expressed on platelets and released into plasma after platelet activation. Activated platelets participate in the regulation of innate immune cells.
Xin Zhang   +5 more
doaj   +1 more source

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