In this paper the design and use of a semi-quantitative real-time polymerase chain reaction assay (RT-PCR) for feline leukaemia virus (FeLV) provirus is described. Its performance is evaluated against established methods of FeLV diagnosis, including virus isolation and enzyme-linked immunoassay (ELISA) in a population of naturally infected cats. The RT-PCR assay is found to have both a high sensitivity (0.92) and specificity (0.99) when examined by expectation maximisation methods and is also able to detect a large number of cats with low FeLV proviral loads that were negative by other conventional test methods.
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http://dx.doi.org/10.1016/j.jfms.2006.05.008 | DOI Listing |
Biology (Basel)
November 2024
Department of Pathology, University of Veterinary Medicine Hannover, 30559 Hannover, Germany.
The Eurasian lynx (), a widespread wild felid on the Eurasian continent, is currently classified as "critically endangered" in Germany. Understanding the impact of infectious agents is of particular importance for the continued conservation of these animals, especially regarding pathogens with broad host ranges and risk of interspecies transmission. Feline leukemia virus (FeLV) is known to infect wild and domestic felids worldwide, including several species of lynx, but it has not been reported thus far in the Eurasian lynx.
View Article and Find Full Text PDFGiven the limited data on the real-life therapeutic use of feline McDonough sarcoma (FMS)-like tyrosine kinase 3 (FLT3) inhibitors in Italy, we surveyed investigators at 59 Italian hematology centers to gain insight into the proportion of acute myeloid leukemia (AML) patients receiving FLT3 inhibitors and we collected data on the efficacy and safety of these agents. The survey results showed that in the real-life setting the response rate of the 3/7 + midostaurin regimen in newly diagnosed FLT3-mutated AML and of gilteritinib in the relapsed/refractory AML were comparable to that reported in the registrative clinical trials. The 3/7 + midostaurin treatment resulted in a 63% of complete remission (CR) rates and gilteritinib in a 44% of CR rates.
View Article and Find Full Text PDFComp Immunol Microbiol Infect Dis
January 2025
Simbios Biotecnologia, Cachoeirinha, RS, Brazil; Veterinary Medicine Diagnostic Laboratory (LDMV), Institute of Biotechnology (IB), Postgraduate Programs in Animal Health (PPGSA) and Biotechnology (PPGBIO), University of Caxias do Sul (UCS), Caxias do Sul, RS, Brazil. Electronic address:
Feline immunodeficiency virus (FIV) is a retrovirus affecting domestic cats worldwide and causing immunosuppression and reduced quality of life. The prevalence of FIV infection varies according to geographic regions / countries and it is associated with domestic cat health managements (vaccination, neutering, basic health care, etc.).
View Article and Find Full Text PDFMicroorganisms
October 2024
Laboratório de Doenças Parasitárias (LADOPAR), Setor de Medicina Veterinária Preventiva, Escola de Veterinária e Zootecnia, Universidade Federal de Goiás-UFG, Goiânia 74690-900, GO, Brazil.
Among the parasitic and infectious diseases affecting cats, those caused by vector-borne pathogens deserve attention due to their ability to cause nonspecific clinical signs and clinicopathological abnormalities. We studied the presence of spp., spp.
View Article and Find Full Text PDFVet Sci
November 2024
Laboratoire de Recherche "Santé et Productions Animales", Ecole Nationale Supérieure Vétérinaire (ENSV), Oued Smar, Algiers 16200, Algeria.
Feline leukemia and feline immunodeficiency virus infections are two widespread diseases that affect the health of domestic cats all over the world. In Algeria, despite the existence of a large population of cats, there are no published data regarding the epidemiological status of feline retroviruses. Therefore, the objective of the present study was to estimate the seroprevalence of FIV and FeLV infections in cats in Algiers and to assess the main factors associated with the infection.
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