Results 141 to 150 of about 859,289 (399)

Self supervised learning improves dMMR/MSI detection from histology slides across multiple cancers [PDF]

open access: yesProceedings of the MICCAI Workshop on Computational Pathology, 156, 2021, 191-205, 2021
Microsatellite instability (MSI) is a tumor phenotype whose diagnosis largely impacts patient care in colorectal cancers (CRC), and is associated with response to immunotherapy in all solid tumors. Deep learning models detecting MSI tumors directly from H&E stained slides have shown promise in improving diagnosis of MSI patients.
arxiv  

Molecular Alterations and Association with Clinical Parameters [PDF]

open access: yes, 2015
Lynch syndrome is caused by germline mutations of DNA mismatch repair (MMR) genes, most frequently MLH1 and MSH2. Recently, MMR-deficient crypt foci (MMR- DCF) have been identified as a novel lesion which occurs at high frequency in the intestinal mucosa
Benner, Axel   +11 more
core   +1 more source

A Copper‐Based Photothermal‐Responsive Nanoplatform Reprograms Tumor Immunogenicity via Self‐Amplified Cuproptosis for Synergistic Cancer Therapy

open access: yesAdvanced Science, EarlyView.
This study introduces cuproptosis nanoplatform, a novel nanoplatform using Cu2−XS hollow nanospheres, elesclomol, and lauric acid (LA) for self‐amplified cuproptosis. NIR‐II laser activation melts LA, releasing copper ions and elesclomol to enhance copper delivery within tumor cells, reduce glutathione's inhibitory effect, and trigger immunogenic cell ...
Runzi Cheng   +10 more
wiley   +1 more source

The Subtype-Free Average Causal Effect for Heterogeneous Disease Etiology [PDF]

open access: yesarXiv, 2022
Studies have shown that the effect an exposure may have on a disease can vary for different subtypes of the same disease. However, existing approaches to estimate and compare these effects largely overlook causality. In this paper, we study the effect smoking may have on having colorectal cancer subtypes defined by a trait known as microsatellite ...
arxiv  

Mutational Analysis of Patients With Colorectal Cancer in CALGB/SWOG 80405 Identifies New Roles of Microsatellite Instability and Tumor Mutational Burden for Patient Outcome.

open access: yesJournal of Clinical Oncology, 2019
PURPOSE CALGB/SWOG 80405 was a randomized phase III trial that found no statistically significant difference in overall survival (OS) in patients with first-line metastatic colorectal cancer treated with chemotherapy plus either bevacizumab or cetuximab.
F. Innocenti   +15 more
semanticscholar   +1 more source

Methionine Metabolism Dictates PCSK9 Expression and Antitumor Potency of PD‐1 Blockade in MSS Colorectal Cancer

open access: yesAdvanced Science, EarlyView.
xxxx. Abstract Nutrient metabolisms are vitally interrelated to cancer progression and immunotherapy. However, the mechanisms by which nutrient metabolisms interact to remodel immune surveillance within the tumor microenvironment remain largely unexplored.
Qi‐Long Wang   +16 more
wiley   +1 more source

Assembly of female and male hihi genomes (stitchbird; Notiomystis cincta) enables characterization of the W chromosome and resources for conservation genomics

open access: yesMolecular Ecology Resources, EarlyView., 2023
Abstract A high‐quality reference genome can be a valuable resource for threatened species by providing a foundation to assess their evolutionary potential to adapt to future pressures such as environmental change. We assembled the genome of a female hihi (Notiomysits cincta), a threatened passerine bird endemic to Aotearoa New Zealand.
Sarah Bailey   +7 more
wiley   +1 more source

Microsatellite instability in Marek’s Disease Virus infected primary chicken embryo fibroblasts

open access: yesVirology Journal, 2012
Background Marek’s disease virus (MDV), an oncogenic α-herpes virus, causes a devastating disease in chickens characterized by development of lymphoblastoid tumors in multiple organs.
Zhou Zhenlei   +3 more
doaj   +1 more source

End-to-end Learning for Image-based Detection of Molecular Alterations in Digital Pathology [PDF]

open access: yesarXiv, 2022
Current approaches for classification of whole slide images (WSI) in digital pathology predominantly utilize a two-stage learning pipeline. The first stage identifies areas of interest (e.g. tumor tissue), while the second stage processes cropped tiles from these areas in a supervised fashion. During inference, a large number of tiles are combined into
arxiv  

Clinical significance of preoperative Glasgow prognostic score in patients with colorectal cancer and synchronous peritoneal metastases

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
Preoperative GPS2 is an independent poor prognostic factor in patients with colorectal cancer and synchronous peritoneal metastases, and surgical resection does not improve prognosis in patients with GPS2. Preoperative GPSs may be used as indicators for surgical resection of synchronous peritoneal metastases.
Kosuke Fujimoto   +31 more
wiley   +1 more source

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