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Severe acute respiratory syndrome coronavirus 2 Delta variant epidemiology in Africa is unknown. We found Delta variant was introduced in Benin during April-May 2021 and became predominant within 2 months, after which a steep increase in reported coronavirus disease incidence occurred. Benin might require increased nonpharmaceutical interventions and vaccination coverage.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8714210 | PMC |
http://dx.doi.org/10.3201/eid2801.211909 | DOI Listing |
Drug Metab Dispos
July 2025
Department of Pharmaceutical Sciences, College of Pharmacy and Pharmaceutical Sciences, Washington State University, Spokane, Washington; Division of Molecular Biosciences, Department of Pharmaceutical Sciences, School of Pharmacy and Pharmaceutical Sciences, University at Buffalo, Buffalo, New York
Hydromorphone is a highly potent opioid used to treat severe chronic pain. It is metabolized primarily by UDP-glucuronosyltransferase (UGT)2B7 to form the inactive hydromorphone-3-glucuronide. Given that previous studies have shown that the major cannabinoids, Δ-tetrahydrocannabinol (THC) and cannabidiol (CBD), inhibit several UGT enzymes, the objective of the present study was to determine the inhibitory potential of major cannabinoids and their metabolites on UGT-mediated hydromorphone metabolism.
View Article and Find Full Text PDFPediatr Infect Dis J
September 2025
From the School of Chemistry and Molecular Biosciences, The University of Queensland, Brisbane, Queensland, Australia.
Background: Obesity was a risk factor for severe COVID-19 in children during early outbreaks of ancestral SARS-CoV-2 and the Delta variant. However, the relationship between obesity and COVID-19 severity during the Omicron wave remains unclear.
Methods: This multicenter, observational study included polymerase chain r eaction-confirmed SARS-CoV-2-infected children and adolescents from Australia, Brazil, Italy, Portugal, Switzerland, Thailand, the United Kingdom and the United States hospitalized between January 1, 2020, and March 31, 2022.
Phys Chem Chem Phys
September 2025
School of Chemistry and Chemical Engineering, University of Jinan, Jinan 250022, P. R. China.
The COVID-19 pandemic remains a global health crisis, with successive SARS-CoV-2 variants exhibiting enhanced transmissibility and immune evasion. Notably, the Omicron variant harbors extensive mutations in the spike protein's receptor-binding domain (RBD), altering viral fitness. While temperature is a critical environmental factor modulating viral stability and transmission, its molecular-level effects on variant-specific RBD-human angiotensin-converting enzyme 2 (hACE2) interactions remain underexplored.
View Article and Find Full Text PDFPLoS Pathog
September 2025
State Key Laboratory of Virology and Biosafety, Wuhan Institute of Virology, Chinese Academy of Sciences, Wuhan, China.
Coronavirus, a large family of positive-sense RNA viruses, are responsible for both mild and severe respiratory illnesses, ranging from the common cold to life-threatening conditions. Despite significant advances in vaccine and antiviral development, the high mutability of human coronaviruses (HCoVs), such as SARS-CoV-2, presents a major challenge in treating these infections. Effective, broad-spectrum antiviral drugs are urgently needed to address both current and future HCoV outbreaks.
View Article and Find Full Text PDFBlood Neoplasia
November 2025
Department of Leukemia, The University of Texas MD Anderson Cancer Center, Houston, TX.
Chronic myelomonocytic leukemia (CMML) is an aggressive hematologic neoplasm characterized by an expansion of CD123 monocytes and plasmacytoid dendritic cells (pDCs). pDC bone marrow clusters in CMML have been associated with higher rates of acute myeloid leukemia transformation. We evaluated tagraxofusp, a CD123-targeted therapy, in a phase 1/2 trial for patients with CMML.
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