An immature female worm, Dirofilaria immitis, was isolated from the scrotum of a 14-month-old child. This is the first identification of human dirofilariosis caused by D. immitis in a relatively Northern region (Moscow) of the Russian Federation. The parasite was diagnosed by means of morphological examination of the worm, confirmed by PCR assay. This case raises questions about the range of the D. immitis distribution among humans in Russia. To better understand the geographical distribution of dirofilarioses, detailed clinical and epidemiological information should be collected from human cases with appropriate laboratory confirmation.
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http://dx.doi.org/10.1051/parasite/2016037 | DOI Listing |
Braz J Vet Med
January 2025
Veterinarian, DSc, DMCV, IV, UFRRJ, Seropédica RJ, Brazil.
Canine heartworm disease causes significant pulmonary abnormalities, even in asymptomatic cases. This study aimed to compare the chest radiographs of cases infected with with those of heartworm-negative dogs. Fifteen animals treated at a private veterinary clinic in the municipality of Maricá, Rio de Janeiro, underwent chest radiography, regardless of their serological status, for the presence of antigen, and none of them used preventive measures.
View Article and Find Full Text PDFActa Trop
January 2025
Department of Parasitology and Parasitic Diseases, University of Agricultural Sciences and Veterinary Medicine of Cluj-Napoca, Cluj-Napoca, Romania. Electronic address:
Vector-borne diseases pose significant threats to both human and animal health, including wildlife, particularly in vulnerable island ecosystems like the Galapagos Islands. This study examines the mosquito community composition around domestic dogs and Galapagos sea lion rookeries across four islands: San Cristobal, Isabela, Santa Cruz, and Floreana. Using BG-Sentinel traps, a total of 292 mosquitoes were collected, identifying three species: Culex quinquefasciatus, Aedes aegypti, and A.
View Article and Find Full Text PDFVet Parasitol
January 2025
Biological Sciences Department, New York City College of Technology, City University of New York, Brooklyn, NY, United States; Biology PhD Program, CUNY Graduate Center, New York, NY, United States. Electronic address:
Heartworm infection caused by Dirofilaria immitis induces a devastating disease that greatly affects the global canine population. The mechanism leading to heartworm pathology has been attributed to be mostly by mechanical damage of the worm to the dog´s vascular system and immune-mediated, but the latter processes are not completely understood. Autoantibodies targeting host molecules such as lipids and nucleic acids have been described with pathological roles during malaria and COVID-19 and mediating anemia and thrombocytopenia.
View Article and Find Full Text PDFAntibiotics (Basel)
December 2024
Institute for Molecular Bioscience, The University of Queensland, St. Lucia, QLD 4072, Australia.
Background/objectives: There is an urgent need for new and improved anthelmintics that are not constrained by existing resistance pathways and that can safeguard the health and welfare of animals.
Methods: An integrated platform of chemical, bioassay, and cultivation profiling applied to a library of microbes isolated from Australian livestock pasture soil was used to detect and guide the production, isolation, characterization, identification, and evaluation of new natural products with anthelmintic properties.
Results: A global natural products social (GNPS) molecular network analysis of 110 Australian pasture-soil-derived microbial extracts prioritized for antiparasitic activity identified unique molecular families in the extract of sp.
J Am Anim Hosp Assoc
January 2025
From the Department of Veterinary Clinical Services, College of Veterinary Medicine, University of Minnesota, St. Paul, Minnesota (N.S., A.H., D.H.).
A 12 yr old female spayed American Staffordshire terrier was referred for stranguria, pollakiuria, and concern for a mass in the trigone of the urinary bladder. A urinalysis and abdominal ultrasound were performed to further investigate the bladder mass. Nematode larvae were identified in the urine, termed microfilaruria, while a caudal abdominal mass was found on ultrasound impinging on the urethra.
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