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PKCα regulates the secretion of PDL1-carrying small extracellular vesicles in a p53-dependent manner.
Cell Death Dis
January 2025
School of Pharmacy, Faculty of Medicine & State Key Laboratory of Quality Research in Chinese Medicine, Macau University of Science and Technology, Macau, China.
Small extracellular vesicles (sEVs), carrying PD-L1, have been implicated in immune evasion and tumor progression. However, understanding how PD-L1 sEVs are secreted still needs to be improved. We found that the secretion dynamics of PD-L1 sEVs is similar to that of other sEVs.
View Article and Find Full Text PDFMustard Meal Extract as an Alternative to Zinc Oxide for Protecting the Intestinal Barrier Against -Lipopolysaccharide Damage.
Int J Mol Sci
December 2024
Laboratory of Animal Biology, National Institute for Research and Development for Biology and Animal Nutrition, Calea Bucuresti No. 1, Balotesti, 077015 Ilfov, Romania.
The present study aimed to investigate the ability of an aqueous extract derived from mustard seed meal to counteract the effects of endotoxin lipopolysaccharide (LPS) on the intestinal epithelium. Caco-2 cells were cultured together with HT29-MTX and used as a cellular model to analyze critical intestinal parameters, such as renewal, integrity, innate immunity, and signaling pathway. Byproducts of mustard seed oil extraction are rich in soluble polysaccharides, proteins, allyl isothiocyanates, and phenolic acids, which are known as powerful antioxidants with antimicrobial and antifungal properties.
View Article and Find Full Text PDFIntegrated Network Pharmacology and Transcriptomics Analysis to Elucidate the Mechanism of Huoxue Tongluo Qiwei Decoction in the Treatment of Erectile Dysfunction in Spontaneously Hypertensive Rats through Angii-Activated Pkcε Pathway.
Comb Chem High Throughput Screen
January 2025
Department of Andrology, Dongzhimen Hospital, Beijing University of Chinese Medicine, Beijing, 100700, China.
Background And Aim: As a classical formula to invigorate blood circulation, Huoxue Tongluo Qiwei Decoction (HTQD) can effectively treat hypertensive erectile dysfunction (ED), but its exact mechanism of action is not yet clear. The goal of this research was to explore the potential mechanism of HTQD in improving hypertensive erectile dysfunction in rats through transcriptomics, network pharmacology, and associated animal experimentations.
Methods: The HTQD chemical constituents were screened using high-performance liquid chromatography- tandem mass spectrometry (HPLC-MS/MS).
Inflammatory Stimulation Upregulates the Receptor Transporter Protein 4 (RTP4) in SIM-A9 Microglial Cells.
Int J Mol Sci
December 2024
Department of Pharmacology and Therapeutic Innovation, School of Pharmaceutical Sciences, Nagasaki University, Nagasaki 852-8521, Japan.
The receptor transporter protein 4 (RTP4) is a receptor chaperone protein that targets class A G-protein coupled receptor (GPCR)s. Recently, it has been found to play a role in peripheral inflammatory regulation, as one of the interferon-stimulated genes (ISGs). However, the detailed role of RTP4 in response to inflammatory stress in the central nervous system has not yet been fully understood.
View Article and Find Full Text PDFmiRNA-328-3p regulates ZO-1 expression and inhibits PEDV proliferation via the PLC-β1-PKC pathway.
PLoS One
January 2025
College of Veterinary Medicine, Jilin Agricultural University, Changchun, China.
Porcine epidemic diarrhea virus (PEDV) is a significant pathogen affecting swine, causing severe economic losses worldwide. This study explores the regulatory role of miRNA-328-3p to ZO-1 expression and its impact on PEDV proliferation via the PLC-β1-PKC pathway in IPEC-J2 cells. We found that miRNA-328-3p can target ZO-1, influencing its expression and subsequently affecting the integrity of tight junctions in the cells.
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