The analysis of secreted antibody from large and diverse populations of B cells in parallel at the clonal level can reveal desirable antibodies for diagnostic or therapeutic applications. By immobilizing B cells in microdroplets with particulate reporters, decoding and isolating them in a microscopy environment, we have recovered panels of antibodies with rare attributes to therapeutically relevant targets. The ability to screen up to 100 million cells in a single experiment can be fully leveraged by accessing primary B-cell populations from evolutionarily divergent species such as chickens.
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http://dx.doi.org/10.1093/jmicro/dfw014 | DOI Listing |
Toxins (Basel)
January 2025
Herpetological Research Center, College of Life and Environmental Sciences, Hangzhou Normal University, Hangzhou 311121, China.
Chinese coral snakes () are highly neglected regarding their venom profiles and harm to humans, which impedes our ability to deeply understand their biological properties and explore their medicinal potential. In this study, we performed a comparative analysis to reveal the venom profiles of two Chinese coral snakes in terms of their venom yields, proteomic profiles, and immunorecognition by commercial antivenoms. The results showed that expels more venom (lyophilized venom mass) than but possesses a similar solid venom content.
View Article and Find Full Text PDFAnal Chim Acta
February 2025
Department of Medical Microbiology and Parasitology, School of Basic Medical Sciences, Fudan University, Shanghai, 200032, PR China; Shanghai Institute of Infectious Disease and Biosecurity, Fudan University, Shanghai, 200032, PR China. Electronic address:
Background: Entamoeba histolytica is a parasite that could cause severe amebiasis, an extremely contagious parasitic disease with critical clinical symptoms. Timely diagnosis and treatment of E. histolytica are crucial for preventing complications and fatalities.
View Article and Find Full Text PDFMol Ther
January 2025
Institute of Transfusion Medicine and Transplant Engineering, Hannover Medical School; 30625 Hannover, NI, Germany. Electronic address:
Antibody-mediated rejection (AMR) remains a major complication after solid organ transplantation (SOT). Current treatment options are inefficient and result in drastic impairment of the general immunity. To selectively eliminate responsible alloreactive B cells characterized by anti-donor-HLA B-cell receptors (BCRs), we generated T cells overcoming rejection by antibodies (CORA-Ts) engineered with a novel chimeric receptor comprising a truncated donor-HLA molecule as antigen recognition domain.
View Article and Find Full Text PDFViruses
November 2024
Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem 9112102, Israel.
Introduction: Variants of COVID-19 are responsible for 700 million infections and 7 million deaths worldwide. Vaccinations have high efficiency in preventing infection and secondary benefits of reducing COVID-19 hospital admissions, attenuating disease severity and duration of illness. Conflicting reports were published regarding COVID-19 among PLWH.
View Article and Find Full Text PDFJACS Au
December 2024
Laboratory of Bioorganic Chemistry, National Institutes of Diabetes, Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland 20892, United States.
Methods that enable the on-demand synthesis of biologically active molecules offer the potential for a high degree of control over the timing and context of target activation; however, such approaches often require extensive engineering to implement. Tools to restrict the localization of assembly also remain limited. Here we present a new approach for stimulus-induced ligand assembly that helps to address these challenges.
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