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New insight into the role of the pathway NLRP1 and NLRP3 inflammasomes and IL-33 in ultraviolet-induced cutaneous carcinogenesis.
Front Med (Lausanne)
January 2025
Department of Dermatology, Paediatric Dermatology and Oncology, Medical University of Łódź, Łódź, Poland.
Introduction: Inflammasomes NLRP1 (NLR family pyrin domain containing 1) and NLRP3 are pivotal regulators of the innate immune response, activated by a spectrum of endogenous and exogenous stressors, including ultraviolet radiation (UVR). The precise molecular mechanisms underlying the activation of these inflammasomes remain unclear. Furthermore, the involvement of interleukin-33 (IL-33) in UVR-induced skin carcinogenesis is not well defined.
View Article and Find Full Text PDFInvestigating Complexin-Membrane Interactions Using NMR and Optical Methods.
Methods Mol Biol
January 2025
Department of Biochemistry, Weill Cornell Medicine, New York, NY, USA.
Complexins are a family of small presynaptic proteins that regulate neurotransmitter release at nerve terminals and are highly conserved in evolution. While direct interactions with SNARE proteins are critical for all complexin functions, binding of their disordered C-terminal domains (CTD) to membranes, especially to synaptic vesicle membranes, is essential for the ability of complexin to inhibit vesicle release. Furthermore, while some complexin CTDs possess an endogenous affinity for membranes, other complexin isoforms are subject to lipidation at their C-termini, which is presumed to confer additional membrane binding.
View Article and Find Full Text PDFProduction of Hyaluronidase by .
J Fungi (Basel)
December 2024
Division of Pharmacognosy and Toxicology, Faculty of Pharmaceutical Sciences, Khon Kaen University, Khon Kaen 40002, Thailand.
Hyaluronidases have been a subject of great interest in medical and cosmeceutical applications. Previously, our group demonstrated that the venom glands of contain hyaluronidase enzymes (VesT2s), and heterologous expression of the corresponding gene () in systems results in inclusion bodies, necessitating functional folding using urea. Here, we report the successful heterologous expression of VesT2a in the expression system, with gene construction achieved using Golden.
View Article and Find Full Text PDFImmunoregulatory and antiviral effect mediated by TLR7 and BMAP28 interaction in bovine alphaherpesvirus-infected respiratory primary cultures.
Vet Microbiol
January 2025
Departamento de Biología, Facultad de Ciencias Exactas y Naturales, Universidad Nacional de Mar del Plata, Mar del Plata, Buenos Aires, Argentina; Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Buenos Aires, Argentina. Electronic address:
Varicellovirus bovinealpha 1 and 5 (formerly bovine alphaherpesvirus type 1 and 5, BoAHV-1 and BoAHV-5) are closely related and can be isolated from similar clinical conditions, including respiratory and nervous diseases, genital infections and abortion. Pathogens' activation of toll-like receptors (TLRs) induces the expression of proinflammatory cytokines and antimicrobial peptides such as cathelicidins. Cathelicidins are presumed to act as endogenous ligands of TLRs, stimulating, in turn, their activation.
View Article and Find Full Text PDFBase Excision Repair in Mitotic Cells and the Role of Apurinic/Apyrimidinic Endonuclease 1 (APE1) in Post-Mitotic Transcriptional Reactivation of Genes.
Int J Mol Sci
November 2024
Department of Genetics, Cell Biology and Anatomy, University of Nebraska Medical Center, Omaha, NE 68198, USA.
Endogenous DNA damage occurs throughout the cell cycle, with cells responding differently at various stages. The base excision repair (BER) pathway predominantly repairs damaged bases in the genome. While extensively studied in interphase cells, it is unknown if BER operates in mitosis and how apurinic/apyrimidinic (AP) sites, intermediates in the BER pathway that inhibit transcriptional elongation, are processed for post-mitotic gene reactivation.
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