Results 201 to 210 of about 1,853,915 (311)

PP1A Modulates the Efficacy of Lenvatinib Plus ICIs Therapy by Inhibiting Ferroptosis in Hepatocellular Carcinoma

open access: yesAdvanced Science, EarlyView.
PP1A dephosphorylates Keap1 at the S104 site, stabilizing and promoting the nuclear translocation of Nrf2, which upregulates the expression of antioxidant genes and PD‐L1. This leads to suppressed ferroptosis and enhanced immune evasion, thereby improving the efficacy of TKI and ICI combination therapy.
Jitong Zhou   +10 more
wiley   +1 more source

The Molecular Basis of Amino Acids Sensing

open access: yesAdvanced Science, EarlyView.
Amino acids are essential as protein building blocks and signaling molecules, enabling metabolic regulation. Cells sense amino acid levels to control protein synthesis, maintain homeostasis, and adapt to nutritional changes. This review explores recent advances in amino acid sensing mechanisms across organisms, highlighting their roles in cellular ...
Cong Jiang   +3 more
wiley   +1 more source

In Situ Assembly of Fluorogenic RNA for Screening Natural Anti‐Liver Fibrosis Products via Dynamic Visualization of COL1A1 mRNA

open access: yesAdvanced Science, EarlyView.
This study introduces an in situ assembly of fluorogenic RNA approach for screening natural anti‐liver fibrosis compounds and dynamic visualization of endogenous COL1A1 mRNA in live cells. It offers a simple, cost‐effective approach of visualizing RNA dynamics and conducting drug screening in live cells, presenting a significant potential for the ...
Rui Bai   +6 more
wiley   +1 more source

HLA‐DR⁺ Tumor Cells Show an Association with a Distinct Immune Microenvironment and CD8⁺ T‐Cell Exhaustion in HBV‐Associated Hepatocellular Carcinoma

open access: yesAdvanced Science, EarlyView.
This study integrates scRNA‐seq, multiplex immunofluorescence, and clinical data to identify HLA‐DR⁺tumor cells uniquely enriched in Hepatocellular carcinoma (HCC) with hepatitis B virus (HBV). These cells express MHC II, associate with PD‐L1, recruit and exhaust CD8⁺T cells, predict poor survival, and serve as potential biomarkers for immunotherapy ...
Jun‐Qing Chang   +17 more
wiley   +1 more source

CXCL6 Reshapes Lipid Metabolism and Induces Neutrophil Extracellular Trap Formation in Cholangiocarcinoma Progression and Immunotherapy Resistance

open access: yesAdvanced Science, EarlyView.
CXCL6's function in cholangiocarcinoma is underexplored. Here it is discovered that CXCL6 is upregulated in cholangiocarcinoma tissues and promotes proliferation and metastasis of it. CXCL6 functions through the CXCR1/2‐JAK‐STAT/PI3K axis and reshaping tumor lipid metabolism.
Tian He   +15 more
wiley   +1 more source

Loss of STARD7 Triggers Metabolic Reprogramming and Cell Cycle Arrest in Breast Cancer

open access: yesAdvanced Science, EarlyView.
Breast cancer cells undergo metabolic and transcriptomic reprogramming to support aberrant cell proliferation. Their mitochondria rely on the transfer of phosphatidylcholine from the endoplasmic reticulum to their membranes by STARD7, a candidate upregulated in breast cancer, to be functional.
Ewelina Dondajewska   +18 more
wiley   +1 more source

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