Cultures of embryonic rat fibroblasts were incubated with 35S-sulfate at pH 6.6 and 7.4 (Eagle basal medium plus HEPES buffer) for 12 to 48 hours. The acid mucopolysaccharides were isolated and fractionated after the method of SVEJCAR and ROBERTSON. Sulfate incorporation was determined by liquid scintillation counting.
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Int J Mol Sci
January 2025
General Dentistry, Department of Oral Health Science, Faculty of Dental Medicine, Hokkaido University, N13W7, Kita-ku, Sapporo 060-8586, Japan.
Lactoferrin is a highly safe antibacterial protein found in the human body and in foods. Calcium phosphate (CaP) nanoparticles with immobilized lactoferrin could therefore be useful as intraoral disinfectants for the prevention and treatment of dental infections because CaP is a mineral component of human teeth. In this study, we fabricated CaP nanoparticles with co-immobilized lactoferrin and heparin using a simple one-step coprecipitation process.
View Article and Find Full Text PDFInt J Mol Sci
January 2025
College of Animal Science, Shanxi Agricultural University, Taigu 030801, China.
Bee venom (BV) and its main compound melittin (MLT) have antioxidant, anti-inflammatory, and anti-aging activities; however, very little research has been conducted on their effects on skin aging. In this study, a mouse skin aging model induced by D-galactose was constructed via subcutaneous injection into the scruff of the neck, and different doses of BV and MLT were used as interventions. The anti-aging effects and mechanisms of BV and MLT were explored by detecting the skin morphology and structure, and anti-aging-related factors and performing non-targeted metabolomics of mice.
View Article and Find Full Text PDFMedicina (Kaunas)
January 2025
Department of Urology, 196152 Ospedale San Paolo, ASL NA1 Centro Naples, 80145 Naples, Italy.
Bacterial prostatitis (BP) is a common prostatic infection characterized by pain and urinary symptoms, often with negative bacterial cultures from prostatic secretions. It affects young and older men bimodally and impacts quality of life (QoL) significantly. : Treatment typically involves antibiotics, but a multimodal approach with additional nutraceuticals may enhance outcomes.
View Article and Find Full Text PDFBiomolecules
January 2025
Department of Periodontology, Academic Centre for Dentistry Amsterdam (ACTA), University of Amsterdam and Vrije Universiteit Amsterdam, 1081 LA Amsterdam, The Netherlands.
Hyaluronic acid (HA) has received considerable attention in the reconstruction of lost periodontal tissues. HA has been proposed to play a role in cell proliferation, differentiation, migration, and cell-matrix as well as cell-cell interactions. Although various studies have been conducted, further research is needed to expand our knowledge based on HA such as its effects on cell proliferation and osteogenic differentiation.
View Article and Find Full Text PDFArch Dermatol Res
January 2025
Department of Dermatology, Venereology and Andrology, Faculty of Medicine, Ain Shams University, Cairo, Egypt.
Female sexual dysfunction is highly prevalent among postmenopausal females approaching 50%, with vulvovaginal atrophy (VVA) being a cardinal sign. For decades, hormone replacement therapy was the only solution to relieve symptoms associated with this atrophy. However, it was limited by its serious side effects, raising the need for new treatment strategies.
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