Results 101 to 110 of about 280,367 (274)

CD103+ T Cells Eliminate Damaged Alveolar Epithelial Type II Cells Under Oxidative Stress to Prevent Lung Tumorigenesis

open access: yesAdvanced Science, EarlyView.
This work unravels a novel function of CD103+ T cells in eradicating oxidative‐stressed somatic cells to prevent lung tumorigenesis and identifies specific CD103+ T cell‐decline as a key feature in the aged lung. This comprehensive study highlights the contribution of immuno‐dysregulation to the high incidence of aging‐associated lung cancers ...
Yu Xu   +7 more
wiley   +1 more source

The Cancer SENESCopedia: A delineation of cancer cell senescence

open access: yesCell Reports, 2021
Summary: Cellular senescence is characterized as a stable proliferation arrest that can be triggered by multiple stresses. Most knowledge about senescent cells is obtained from studies in primary cells.
Fleur Jochems   +13 more
doaj  

Nanoscale structural alterations in cancer cells to assess anti-cancerous drug effectiveness in cancer treatment using TEM imaging [PDF]

open access: yesarXiv, 2019
Understanding the nanoscale structural changes can provide the physical state of cells/tissues. It has been now shown that increases in nanoscale structural alterations are associated with the progress of carcinogenesis in most of the cancer cases, including early carcinogenesis. Anti-cancerous therapies are intended for the growth inhibition of cancer
arxiv  

A Dual‐Targeting T6SS DNase Drives Bacterial Antagonism and Eukaryotic Apoptosis via the cGAS‐STING‐TNF Axis

open access: yesAdvanced Science, EarlyView.
The bacterial Type VI secretion system (T6SS) emerges as a sophisticated virulence mechanism, leveraging the dual‐function effector TkeA from Yersinia pseudotuberculosis. TkeA concurrently damages rival bacteria and host cell DNA, triggering the host's cGAS‐STING‐TNF pathway and inducing apoptosis.
Li Song   +13 more
wiley   +1 more source

PIP5K1A Suppresses Ferroptosis and Induces Sorafenib Resistance by Stabilizing NRF2 in Hepatocellular Carcinoma

open access: yesAdvanced Science, EarlyView.
Inducing ferroptosis is a promising strategy for combating tumor resistance. Upregulated PIP5K1A competes with NRF2 for KEAP1 binding, which decreases the ubiquitination degradation of NRF2 and promotes its nuclear translocation, thereby suppressing ferroptosis, and ultimately driving hepatocellular carcinoma (HCC) tumorigeneses and sorafenib ...
Mengzhou Guo   +9 more
wiley   +1 more source

Urothelial organoids originating from Cd49fhigh mouse stem cells display Notch-dependent differentiation capacity

open access: yesNature Communications, 2019
The biology of the urothelium has been difficult to study given the lack of methods to propagate these cells. Here, the authors generate mouse urothelial organoids derived from bladder urothelial cells with high CD49f/ITGA6 and define what regulates ...
Catarina P. Santos   +10 more
doaj   +1 more source

Double Mass Extinctions and the Volcanogenic Dark Matter Scenario [PDF]

open access: yesarXiv, 1998
A few of the major mass extinctions of paleontology have recently been found to consist of two distinct extinction peaks at higher resolution. A viable explanation for this remains elusive. In this paper it is shown that the recently proposed volcanogenic dark matter model can explain this puzzling characteristic of these extinctions.
arxiv  

FIB‐3 index as a novel age‐independent predictor of liver fibrosis and prognosis in hepatocellular carcinoma patients undergoing hepatectomy

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
Fibrosis‐3 index (FIB‐3) can stratify the risk of the survival and the recurrence‐free survival. The FIB‐3 index is a reliable, age‐independent tool for assessing liver fibrosis and prognosis in HCC patients post‐hepatectomy. Its use may improve clinical outcomes and support personalized treatment strategies. Abstract Background Liver fibrosis is a key
Yuki Imaoka   +13 more
wiley   +1 more source

Circular RNA circNIPBL regulates TP53-H179R mutations in NNK-induced bronchial epithelial carcinogenesis

open access: yesEnvironment International
Exposure to environmental carcinogens is a significant contributor to cancer development, with genetic and epigenetic alterations playing pivotal roles in the carcinogenic process.
Yufei Liu   +12 more
doaj  

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