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How short-term change in temperature or salinity affect cellular immune parameters of three-spined stickleback, Gasterosteus aculeatus?
Mar Environ Res
January 2025
Institut national de l'environnement industriel et des risques, Université de Reims Champagne-Ardenne, Université Le Havre Normandie, Normandie Univ, UMR-I 02 SEBIO, 60550, Verneuil-en-Halatte, France.
Reference values for the non-specific immune response of stickleback have been developed to better understand the natural variability of the immunomarkers and to increase their relevance for the detection of environmental perturbations. However, under field conditions, temperature and salinity can vary from station to station and their influence on the reference ranges of the immunomarkers should therefore be quantified. To this end, adult sticklebacks were exposed either to different temperatures (from 12 to 18 °C) or to different salinities (from 0 to 30 g/L) for 21 days after 10 days of acclimatization.
View Article and Find Full Text PDFAutotransplantation of the Spleen Following Atraumatic Splenic Rupture Secondary to Infectious Mononucleosis: A Case Report.
Cureus
December 2024
Department of Upper Gastrointestinal and Hepatobiliary Surgery, Monash Health, Melbourne, AUS.
Atraumatic splenic rupture (ASR) is a rare and life-threatening condition that presents diagnostic difficulties due to its rarity and non-specific clinical symptoms. It often requires computed tomography (CT) imaging for accurate diagnosis and surgical planning. Splenectomy is the standard treatment for unstable patients, but autotransplantation of splenic tissue may reduce the lifelong risks of overwhelming post-splenectomy infections (OPSI) by preserving some immunological function.
View Article and Find Full Text PDFHigh prevalence of facioscapulohumeral muscular dystrophy (FSHD) and inflammatory myopathies association: Is there an interplay?
J Neurol Sci
January 2025
Sorbonne Université, Assistance Publique - Hôpitaux de Paris, Inserm U974, Department of Internal Medicine and Clinical Immunology, Pitié-Salpêtrière University Hospital, Paris, France. Electronic address:
Introduction: Certain types of muscular dystrophy (MD), notably facioscapulohumeral muscular dystrophy (FSHD), exhibit muscle fiber necrosis with regeneration and a nonspecific inflammatory process. Although rare, the coexistence of MDs and autoimmune myositis has been observed. We hypothesized that, in some circumstances, FSHD may predispose individuals to myositis through muscle damage-induced autoantigen overexpression, contributing to an autoimmune response.
View Article and Find Full Text PDFhemocyanin as a novel natural immunostimulant in mammals.
Front Immunol
January 2025
Instituto de Investigaciones Bioquímicas de La Plata "Prof. Dr. Rodolfo R. Brenner", (INIBIOLP), Universidad Nacional de La Plata (UNLP) - Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), La Plata, Argentina.
Introduction: Gastropod hemocyanins are potent immunostimulants in mammals, a trait associated with their large molecular size and unusual glycosylation patterns. While the hemocyanin from the marine snail keyhole limpet (KLH), has been widely studied and successfully employed as a carrier/adjuvant in several immunological applications, as well as a non-specific immunostimulant for bladder cancer treatment, few other gastropod hemocyanins have been biochemically and immunologically characterized. In this work, we investigated the immunogenic properties of the hemocyanin from (PcH), an invasive south American freshwater snail.
View Article and Find Full Text PDFMicroenvironment-confined kinetic elucidation and implementation of a DNA nano-phage with a shielded internal computing layer.
Nat Commun
January 2025
Institute of Molecular Medicine (IMM), Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China.
Multiple receptor analysis-based DNA molecular computation has been developed to mitigate the off-target effect caused by nonspecific expression of cell membrane receptors. However, it is quite difficult to involve nanobodies into molecular computation with programmed recognition order because of the "always-on" response mode and the inconvenient molecular programming. Here we propose a spatial segregation-based molecular computing strategy with a shielded internal computing layer termed DNA nano-phage (DNP) to program nanobody into DNA molecular computation and build a series of kinetic models to elucidate the mechanism of microenvironment-confinement.
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