Cytotoxic T lymphocytes and natural killer (NK) cells are key effector cells in immune defenses against intracellular pathogens and cancer. In human blood, effector T and NK cytotoxic cells comprise a diverse and relatively rare group of cells. Herein, we describe a simplified intracellular staining workflow for classification of circulating human T and NK cells with cytolytic potential. We suggest reagents for measuring cytolytic proteins and identification of cell subsets within conventional and unconventional T cells and NK cells.
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http://dx.doi.org/10.1016/j.xpro.2021.101069 | DOI Listing |
Ecohealth
January 2025
Universidade Federal do Vale do São Francisco, Rodovia BR-407, KM 12, Lote 543, Sem Número, Projeto de Irrigação Nilo Coelho, Petrolina, Pernambuco, 56300-000, Brazil.
Arbovirus surveillance in marmosets (Callithrix spp.) that live close to humans helps identify viral circulation in the environment and contributes to public health. We investigated the exposure to arboviral infections in 47 captive and free-living Callithrix from urban and peri-urban areas in the semiarid region of northeastern Brazil (SNB) in 2018.
View Article and Find Full Text PDFEcohealth
January 2025
Wildlife Conservation Medicine Research Group (WildCoM), Departament de Medicina i Cirurgia Animals, Universitat Autònoma de Barcelona, 08193, Bellaterra, Spain.
Peccaries (collared peccary-CP-and white-lipped peccary-WLP) are an essential source of protein and income for rural communities in the Amazon region. Since 1980s, researchers in the Amazon have reported recurrent local disappearances of WLP populations. Although such disappearances impact the species conservation and the food security of rural societies, no studies have drawn consistent conclusions about the causes of these population collapses.
View Article and Find Full Text PDFJ Adv Res
January 2025
Universidade de Vigo, Nutrition and Bromatology Group, Department of Analytical Chemistry and Food Science, Instituto de Agroecoloxía e Alimentación (IAA) - CITEXVI 36310 Vigo, Spain; Research Group on Food, Nutritional Biochemistry and Health, Universidad Europea del Atlántico, Isabel Torres 21 39011 Santander, Spain. Electronic address:
Background: Flavonoids are naturally occurring dietary phytochemicals with significant antioxidant effects aside from several health benefits. People often consume them in combination with other food components. Compiling data establishes a link between bioactive flavonoids and prevention of several diseases in animal models, including cardiovascular diseases, diabetes, gut dysbiosis, and metabolic dysfunction-associated steatotic liver disease (MASLD).
View Article and Find Full Text PDFJ Arthroplasty
January 2025
International Joint Center, Acibadem University Hospital, Istanbul, Turkey.
Microorganisms, including bacteria, fungi, and viruses, that reside on and within the human body are collectively known as the human microbiome. Dysbiosis, or disruption in the microbiome, has been implicated in several disease processes, including asthma, obesity, autoimmune diseases, and numerous other conditions. While the Human Microbiome Project (HMP) and the generation of descriptive studies it inspired established correlations between characteristic patterns in the composition of the microbiome and specific disease phenotypes, current research has begun to focus on elucidating the causal role of the microbiome in disease pathogenesis.
View Article and Find Full Text PDFTalanta
January 2025
Department of Chemical Sciences, University of Catania, Viale Andrea Doria 6, 95122, Catania, Italy; INBB, Istituto Nazionale di Biostrutture e Biosistemi, Viale delle Medaglie d'Oro, 305, 00136, Roma, Italy. Electronic address:
Directly detecting biomarkers in liquid biopsy for diagnosis and personalized treatment plays a crucial role in managing cancer relapse and increasing survival rates. Typically, the standard analysis of circulating tumour DNA requires lengthy isolation, extraction, and amplification steps, leading to sample contamination, longer turnaround time and higher assay costs. Surface plasmon resonance is an emerging and promising technology for rapid and real-time dynamic biomarker monitoring in liquid biopsy.
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