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Identification of Strains from Animal Cases in Ethiopia and Genetic Characterization by Whole-Genome Sequencing.
Pathogens
January 2025
Aklilu Lemma Institute of Pathobiology, Addis Ababa University, Addis Ababa P.O. Box 1176, Ethiopia.
Anthrax is a zoonotic disease characterized by rapid onset with usual fatal outcomes in livestock and wildlife. In Ethiopia, anthrax is a persistent disease; however, there are limited data on the isolation and molecular characterization of strains. This study aimed to characterize isolated from animal anthrax outbreaks between 2019 and 2024, from different localities in Ethiopia.
View Article and Find Full Text PDFA framework for ecologically and socially informed risk reduction before and after outbreaks of wildlife-borne zoonoses.
Lancet Planet Health
January 2025
San Diego Zoo Wildlife Alliance, San Diego, CA, USA; VetinWild, Nanyuki, Kenya.
Despite increasing emphasis being placed on the inclusion of upstream ecological and social perspectives for zoonotic disease control, few guidelines exist for practitioners and decision makers to work with communities in identifying suitable, locally relevant interventions and integrating these into public health action plans. With an interdisciplinary group of Kenyan stakeholders, we designed and tested a comprehensive framework for the co-design, evaluation, and prioritisation of beneficiary-oriented, ecologically and socially informed interventions for preventing and controlling outbreaks of wildlife-borne zoonoses. Our approach used four globally important wildlife-borne pathogens-Rift Valley fever virus, Congo-Crimean haemorrhagic fever virus, and the causative agents of anthrax and rabies-enabling stakeholders to develop a shared understanding of complex transmission pathways, identify a broad array of measures targeting ecological, biological, and social processes governing outbreaks of these pathogens, and explore trade-offs for specific interventions.
View Article and Find Full Text PDFIdentification of Anthrax as the Cause of a Cluster of Unexplained Deaths, Uganda, 2023: The Role of Metagenomic Next-Generation Sequencing and Postmortem Specimens.
Am J Trop Med Hyg
January 2025
MRC/UVRI & LSHTM Uganda Research Unit, Entebbe, Uganda.
Between April and November 2023, 27 unexplained human deaths that presented with swelling of the arms, skin sores with black centers, difficulty in breathing, obstructed swallowing, headaches, and other body aches were reported in Kyotera District, Uganda by the Public Health Emergency Operations Center. Subsequently, the death of cattle on farms and the consumption of carcass meat by some residents were also reported. Field response teams collected clinical/epidemiological data and autopsy samples to determine the cause of deaths.
View Article and Find Full Text PDFIn endemic areas with a compatible epidemiological context, clinicians should consider anthrax as a potential diagnosis. The disease can present with diverse clinical manifestations, including cutaneous, gastrointestinal, respiratory, or central nervous system infections.
View Article and Find Full Text PDFToxin and capsule production by Bacillus cereus biovar anthracis influence pathogenicity in macrophages and animal models.
PLoS Negl Trop Dis
December 2024
Emerging Pathogens Institute, University of Florida, Gainesville, Florida, United States of America.
Bacillus cereus biovar anthracis (Bcbva) causes anthrax-like disease in animals, particularly in the non-human primates and great apes of West and Central Africa. Genomic analyses revealed Bcbva as a member of the B. cereus species that carries two plasmids, pBCXO1 and pBCXO2, which have high sequence homology to the B.
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