An overview of the synthesis of the fungal metabolites (+)-dermolactone, (-)- semixanthomegnin, (+)- and (-)-mellein, (-)-ochratoxin alpha, (-)-(1R,3S)-thysanone, the enantiopure ventiloquinones L, E and G, and 8-desmethyleleutherin from a common chiral intermediate, is presented. Further methodology leading potentially toward extended quinones such as (3S,3'S)-xylindein is also outlined.
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http://dx.doi.org/10.3390/90600498 | DOI Listing |
Front Immunol
January 2025
Research Institute of Internal Medicine, Oslo University Hospital, Rikshospitalet and University of Oslo, Oslo, Norway.
Introduction: CD38, a regulator of intracellular calcium signalling, is highly expressed in immune cells. Mice lacking CD38 are very susceptible to acute bacterial infections, implicating CD38 in innate immune responses. The effects of CD38 inhibition on NLRP3 inflammasome activation in human primary monocytes and monocyte-derived macrophages have not been investigated.
View Article and Find Full Text PDFWorld J Gastroenterol
January 2025
Department of Biochemistry, School of Medicine, College of Medicine, China Medical University, Taichung 404328, Taiwan.
This article discusses the recent study written by Koizumi . Alcohol-associated liver disease (ALD) is a major cause of liver-related morbidity and mortality, which is driven by complex mechanisms, including lipid accumulation, apoptosis, and inflammatory responses exacerbated by gut barrier dysfunction. The study explored the therapeutic potential of elafibranor, a dual peroxisome proliferator-activated receptor alpha/delta agonist.
View Article and Find Full Text PDFBasic Clin Pharmacol Toxicol
February 2025
Department of Pharmacology, Venkateshwara College of Pharmacy, Meerut, India.
Background: Rheumatoid arthritis (RA) is a long-term inflammatory autoimmune disease that damages cartilage and synovial membranes while also affecting bones and joints. The aim of the current study was to investigate the antiarthritic effect of gossypin against collagen-induced arthritis (CIA) in rats.
Methods: Intraperitoneal administration of Type II collagen (2 mg/mL) was used to induce arthritis in the rats, followed by oral administration of gossypin (5, 10 and 15 mg/kg) for 28 days.
Sci Rep
January 2025
Department of Pharmacognosy, Faculty of Pharmacy, Mansoura University, Mansoura, 35516, Egypt.
Hesperidin, a natural flavanone glycoside predominantly found in citrus fruits, has gained attention for its wide-ranging biological activities, including potential insecticidal properties. Culex pipiens, commonly known as the northern house mosquito, is a major vector of several human pathogens, such as the West Nile virus and filariasis, making it a key target in the fight against vector-borne diseases. In this study, we evaluated the larvicidal activity of Hesperidin against Culex pipiens larvae, assessing its potential as an alternative to chemical insecticides.
View Article and Find Full Text PDFAm J Reprod Immunol
January 2025
Laboratory of Molecular Genetics and Experimentation in Animal Reproduction, University of Western São Paulo (Unoeste), Presidente Prudente, São Paulo, Brazil.
Problem: A high-fat diet (HFD) predisposes animals to glucose intolerance, dyslipidemia and testicular oxidative stress, and impairs sperm production in rats. Quercetin is a flavonoid with antioxidant, anti-inflammatory, and lipolytic actions and is a potential supplement to combat the oxidative stress caused by HFD and its harmful effects on reproduction. This study evaluated the effects of quercetin supplementation at doses of 10 and 20 mg/day on reproductive parameters and testicular oxidative stress in Wistar rats fed a diet rich in pork fat and fructose.
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