Primary cultures of cells tend to have a limited life span, which in turn limits the availability of a consistent population of cells to study. In this unit, Epstein-Barr virus produced by a marmoset cell line is used to transform B cells into a continuously growing cell line that produces no virus. These cell lines can be used as a constant source of cells for further study.
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http://dx.doi.org/10.1002/0471143030.cb0204s01 | DOI Listing |
Biosci Microbiota Food Health
August 2024
Department of Food Science, Széchenyi István University, Mosonmagyaróvár, 9200, Hungary.
The global probiotics market has been continuously growing, driven by consumer demand for immune-enhancing functional foods, dietary supplements, and natural therapeutics for gastrointestinal and gut function-mediated diseases. Probiotic microorganisms represent a diverse group of strains with complex but generalized mechanistic patterns. This review describes the various immunomodulatory mechanisms by which probiotics exert their effects, including the competitive exclusion of pathogenic microbes, production of antimicrobial substances, modulation of the immune system, and improvement of gut barrier function.
View Article and Find Full Text PDFDev Sci
March 2025
Laboratoire de Sciences Cognitives et de Psycholinguistique, Département d'Études Cognitives, ENS, EHESS, CNRS, PSL University, Paris, France.
Before they even talk, infants become sensitive to the speech sounds of their native language and recognize the auditory form of an increasing number of words. Traditionally, these early perceptual changes are attributed to an emerging knowledge of linguistic categories such as phonemes or words. However, there is growing skepticism surrounding this interpretation due to limited evidence of category knowledge in infants.
View Article and Find Full Text PDFEnviron Monit Assess
January 2025
Department of Plant and Soil Sciences, University of Pretoria, Hatfield, 0001, Pretoria, South Africa.
In recent decades, natural rangelands have emerged as vital sources of livelihood and ecological services, particularly in Southern Africa, supporting communities in developing regions. However, the escalating global demand for food, driven by a growing human population, has led to the extensive expansion of cultivated areas, resulting in continuous nutrient leaching in rangelands. To ensure the long-term viability of these ecosystems, there is a need to develop effective approaches for managing and monitoring the seasonality of forage quality.
View Article and Find Full Text PDFSci Rep
January 2025
Department of Biochemistry, Medical Research Institute, Alexandria University, 165 El-Horreya Avenue, EL-Hadara, POB 21561, Alexandria, Egypt.
Obesity is a rapidly growing epidemic that continues to be a major severe health problem due to its association with various adverse health consequences. Since 1975, the WHO estimates that the prevalence of obesity has tripled globally. Chrysin is a flavone that is mostly found in the Passiflore species of plants and in propolis.
View Article and Find Full Text PDFJ Med Internet Res
January 2025
Center for Health Services Research, Faculty of Health Sciences Brandenburg, Brandenburg Medical School Theodor Fontane, Rüdersdorf bei Berlin, Germany.
Background: In recent years, health care has undergone a rapid and unprecedented digital transformation. In many fields of specialty care, such as rheumatology, this shift is driven by the growing number of patients and limited resources, leading to increased use of digital health technologies (DHTs) to maintain high-quality clinical care. Previous studies examined user acceptance of individual DHTs in rheumatology, such as telemedicine, video consultations, and mHealth.
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