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Chemiluminescent Probe for Enhanced Visualization of Renal Ischemia-Reperfusion Injury via Pyroglutamate Aminopeptidase-1 Activation.
Anal Chem
January 2025
Anhui Province Key Laboratory of Major Autoimmune Diseases, Anhui Institute of Innovative Drugs, School of Pharmacy, Anhui Medical University, Hefei 230032, China.
The absence of an effective imaging tool for diagnosing renal ischemia-reperfusion injury (RIRI) severely delays its treatment, and currently, no definitive clinical interventions are available. Pyroglutamate aminopeptidase-1 (PGP-1), a potential inflammatory cytokine, has shown considerable potential as a biomarker for tracing the inflammatory process in vivo. However, its exact role in the enhanced visualization of RIRI in complex biological systems has yet to be fully established.
View Article and Find Full Text PDFEffective Reduction of Transgene-Specific Immune Response With rAAV Vectors Co-Expressing miRNA-UL112-5p or ERAP1 shRNA.
J Cell Mol Med
January 2025
Institute of Molecular Medicine, Huaqiao University, Quanzhou, China.
Recombinant adeno-associated virus (rAAV) has emerged as one of the best gene delivery vectors for human gene therapy in vivo. However, the clinical efficacy of rAAV gene therapy is often hindered by the host immune response against its transgene products. Endoplasmic reticulum aminopeptidase 1 (ERAP1) is specialised to process peptides presented by class I molecules of major histocompatibility complex.
View Article and Find Full Text PDFProteins Involved in Endothelial Function and Inflammation Are Implicated in Cerebral Small Vessel Disease.
Stroke
January 2025
Stroke Research Group, Department of Clinical Neurosciences, University of Cambridge, United Kingdom. (Z.S., E.L.H., H.S.M.).
Background: Endothelial dysfunction and inflammation have been implicated in the pathophysiology of cerebral small vessel disease (SVD). However, whether they are causal, and if so which components of the pathways represent potential treatment targets, remains uncertain.
Methods: Two-sample Mendelian randomization (MR) was used to test the association between the circulating abundance of 996 proteins involved in endothelial dysfunction and inflammation and SVD.
Aminopeptidase N-Activated Self-immolative Hydrogen Sulfide Donor for Inflammatory Response-Specific Wound Healing.
Angew Chem Int Ed Engl
January 2025
Shanghai Jiao Tong University, Chemistry, 800 Dongchuan Road, Minhang, 200240, Shanghai, CHINA.
Hydrogen sulfide (H2S) plays crucial inflammatory modulating roles, representing a promising candidate for anti-inflammatory therapies. However, current H2S delivery approaches lack sufficient specificity against inflammatory response. Herein, regarding the overexpressed aminopeptidase N (APN) at the inflammation sites, an APN-activated self-immolative carbonyl sulfide (COS)/H2S donor (AlaCOS) was developed for inflammatory response-specific H2S delivery.
View Article and Find Full Text PDFIntestinal flow and digestive parameters of Lutzomyia longipalpis larvae.
J Insect Physiol
January 2025
Laboratório de Fisiologia de Insetos Hematófagos, Departamento de Parasitologia, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, Belo Horizonte 31270-901, Brazil. Electronic address:
Lutzomyia longipalpis Lutz & Neiva, 1912 (Diptera, Psychodidae), is the primary vector of Leishmania infantum Nicole, 1908, the etiological agent of American visceral leishmaniasis. During their development, sandfly larvae pass through four instars, consuming soil particles enriched with microorganisms and decomposing organic material. In numerous insect species, the intestinal epithelium not only secretes digestive enzymes and absorbs digested nutrients but also carries out additional functions, such as regulating luminal pH and facilitating the absorption or secretion of ions and water.
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