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Mitochondrial matrix protein RTN4IP1 promotes the progression and metastasis of triple-negative breast cancer through metabolic reprogramming

The study identified RTN4IP1 as a factor associated with poor prognosis in triple-negative breast cancer, promoting metastasis through NAD⁺ depletion and disrupting glycolysis and oxidative phosphorylation. RTN4IP1 interacts with AK4 to cause this metabolic disruption.

SourceChinese Medical Journals Publishing House Co., Ltd.·JournalChinese Medical Journal·TypeExperimental study·DateAug 12, 2026

Hepatic biliary adenofibroma: Histological characteristics, diagnostic challenges, and its role as a precursor to intrahepatic cholangiocarcinoma

Hepatic biliary adenofibroma (BAF) is a rare, benign tumor with histological characteristics distinct from other biliary tumors. Emerging case reports suggest potential for malignant transformation and overlap with intrahepatic cholangiocarcinoma (iCCA), highlighting diagnostic challenges and need for further research.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Pathology·DateFeb 28, 2025

Slow editing of protein blueprints leads to cell death

A team of researchers has identified a mechanism that interferes with the splicing process in a more subtle way, leading to cell death. The study reveals that spliceosome subunits U4, U5, and U6 are normally stabilized by protein USP39, but when mutated or absent, stability is compromised, causing incorrect connections during splicing.

SourceGoethe University Frankfurt·JournalScience·TypeExperimental study·DateNov 14, 2024

DNA breaking process revealed

A team of scientists studied the impact of radiation on DNA, revealing that damaged areas are separated by a critical distance before breaking. The study found an exponential increase in DNA breakage time with distance, providing crucial information for effective DNA repair processes.

SourceUniversità di Trento·JournalBiophysical Journal·TypeComputational simulation/modeling·DateAug 8, 2023

Cancer-associated fibroblasts: Challenges and opportunities

Cancer-associated fibroblasts (CAFs) are a type of cell that plays a crucial role in the tumor microenvironment. The authors suggest that understanding CAFs is essential for developing effective cancer therapies. Research targeting CAFs has shown promise, but challenges remain due to their complex nature.

SourceImpact Journals LLC·JournalOncotarget·TypeCommentary/editorial·DateApr 5, 2023

‘Click’ chemistry may help treat dogs with bone cancer, MU study finds

Researchers at the University of Missouri have successfully used click chemistry to deliver radiopharmaceuticals specifically to tumors in large dogs with bone cancer, increasing effectiveness and minimizing circulation. This breakthrough could pave the way for click chemistry-based treatments for humans with cancer in the future.

SourceUniversity of Missouri-Columbia·JournalMolecular Pharmaceutics·TypeExperimental study·DateNov 4, 2022

New AI model for the accurate diagnosis of neoplasia associated with inflammatory bowel disease

Researchers developed an AI system that classifies IBDN lesions accurately, displaying image-based diagnostic ability with 64.5% sensitivity and 89.5% specificity. The correct diagnosis rate of the AI system was 79.0, surpassing that of endoscopists, who achieved a 77.8% accuracy rate.

SourceOkayama University·JournalJournal of Gastroenterology and Hepatology·TypeComputational simulation/modeling·DateJul 13, 2022