Results 241 to 250 of about 514,735 (343)

KLK1 as an Epithelial‐Specific Brake Inhibits Colorectal Tumorigenesis by Suppressing B1R‐Mediated Fibroblast Phenotypic Transition

open access: yesAdvanced Science, EarlyView.
KLK1 downregulation disrupts the intestinal mucosal barrier and impairs kallikrein‐kinin signaling, thereby reducing Lys‐des‐Arg9‐BK production. This enhances B1R activation on ADAMDEC1⁺ fibroblasts, promoting inflammation and extracellular matrix (ECM) remodeling. The resulting iCAFs promote colorectal cancer progression, highlighting a novel KLK1‐B1R
Lisha Zhou   +14 more
wiley   +1 more source

Intestinal and multiple organ transplantation [PDF]

open access: yes, 2005
Abu-Elmagd, K   +3 more
core  

Patients‐Derived Organoids Sequencing‐based FOXP4 Facilitates Radioresistance by Transcriptionally Modifying GPX4 to Regulate ferroptosis in Colorectal Cancer

open access: yesAdvanced Science, EarlyView.
FOXP4 regulates GPX4 transcription to suppress ferroptosis. In CRC patients, initial biopsies established PDO cultures alongside concurrent chemoradiotherapy. Post‐treatment MRI with mrTRG scoring stratified radioresistant/sensitive cohorts. Parallelly, 8Gy‐irradiated PDOs underwent viability‐based stratification.
Qianping Chen   +17 more
wiley   +1 more source

Cascade‐Targeted Nanoparticles for Enhanced Gemcitabine Delivery and Adenosine Metabolism Modulation to Overcome Treatment Resistance in Pancreatic Cancer

open access: yesAdvanced Science, EarlyView.
The aberrant adenosine metabolism leads to chemoresistance and immunosuppressive microenvironment. A versatile albumin‐polyplexes conjugated nanoparticle B‐PDEA@CPA is prepare for the codelivery of gemcitabine and siCD39. The nanoparticle releases gemcitabine‐loaded albumin upon microenvironment to achieve promoted penetration and cellular uptake ...
Hongrui Fan   +10 more
wiley   +1 more source

PLAUR+ Neutrophils Drive Anti‐PD‐1 Therapy Resistance in Patients with Hepatocellular Carcinoma by Shaping an Immunosuppressive Microenvironment

open access: yesAdvanced Science, EarlyView.
The present study reveals that PLAUR+ neutrophils are enriched in immunotherapy non‐responders and correlate with poor prognosis. PLAUR+ neutrophils dictate immunotherapy resistance in hepatocellular carcinoma by forming an immunosuppressive tumor microenvironment characterized by CD8+ T cell exclusion and macrophage‐dependent immune suppression.
Shaoqing Liu   +11 more
wiley   +1 more source

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