This study aimed to assess the anti-inflammatory effect of 3260 (LC) alone and LC-fermented thorn (GST) extract in mouse model of type II collagen induced rheumatoid arthritis (RA). In our previous work, we confirmed the anti-inflammatory effects of LC and GST against LPS-induced inflammation . In this study, LC and GST were fermented and their effects were assessed in an animal model of RA. Both LC and fermented GST (fGST) treatment reduced mice serum nitrite and total cholesterol and triggered myeloperoxidase (MPO) activity. In addition, both LC and fGST reduced inflammation-related serum biomarkers such as tumor necrosis factor-α, interleukin (IL)-6, IL-17, and IL-1β. As per the morphological analysis, both LC and fGST protected hind paw joints against RA, and its related mRNA markers improved. Finally, arthritis scores were measured as an indicator of RA of the whole experimental period; the scores suggested that both LC and fGST protect against collagen-induced RA-related inflammation in a mouse model.
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http://dx.doi.org/10.5851/kosfa.2021.e13 | DOI Listing |
J Pharm Pharmacol
January 2025
Department of Pharmacy, Xijing Hospital, Fourth Military Medical University, Xi'an 710032, China.
Objectives: PD15, a novel natural steroidal saponin extracted from the rhizomes of Paris delavayi Franchet, has demonstrated a strong cytotoxic effect against HepG2 and U87MG cells. However, its therapeutic effects on colorectal cancer (CRC) and the underlying molecular mechanisms remain unclear.
Methods: MTT assay, clonogenic assay, Hoechst 33258 staining, flow cytometry, molecular docking, and western blot were used to investigate the mechanism of PD15 in HCT116 cell lines.
Hepatology
January 2025
Hepatic Surgery Centre, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei 430030, People's Republic of China.
Background And Aims: Immune checkpoint inhibitors (ICIs) have revolutionized systemic hepatocellular carcinoma (HCC) treatment. Nevertheless, numerous patients are refractory to ICIs therapy. It is currently unknown whether diet therapies such as short-term starvation (STS) combined with ICIs can be used to treat HCC.
View Article and Find Full Text PDFAm J Respir Cell Mol Biol
January 2025
The University of Texas Medical Branch at Galveston, Microbiology and Immuology, Galveston, Texas, United States.
Exposure to influenza A virus (IAV), respiratory syncytial virus (RSV), and human metapneumovirus (hMPV) is well-known to increase the risk of pneumonia in humans. Type I interferon (IFN-I) is a hallmark response to acute viral infections, and alveolar macrophages (AMs) constitute the first line of airway defense against opportunistic bacteria. Our study reveals that virus-induced IFN-I receptor (IFNAR1) signaling directly impairs AM-dependent antibacterial protection.
View Article and Find Full Text PDFSci Transl Med
January 2025
University of Strasbourg, INSERM, Strasbourg Translational Neuroscience & Psychiatry STEP-CRBS, UMR-S 1329, 67000 Strasbourg, France.
Sleep alterations have been described in several neurodegenerative diseases yet are currently poorly characterized in amyotrophic lateral sclerosis (ALS). This study investigates sleep macroarchitecture and related hypothalamic signaling disruptions in ALS. Using polysomnography, we found that both patients with ALS as well as asymptomatic and mutation carriers exhibited increased wakefulness and reduced non-rapid eye movement sleep.
View Article and Find Full Text PDFSci Transl Med
January 2025
Graduate Program in Human Genetics, University of Miami Miller School of Medicine, 1501 NW 10th Avenue (M-860), Miami, FL 33136, USA.
Primary mitochondrial disorders are most often caused by deleterious mutations in the mitochondrial DNA (mtDNA). Here, we used a mitochondrial DddA-derived cytosine base editor (DdCBE) to introduce a compensatory edit in a mouse model that carries the pathological mutation in the mitochondrial transfer RNA (tRNA) alanine (mt-tRNA) gene. Because the original m.
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