Experiments were designed to characterize the predominant subtype of alpha-1 adrenoceptors in human and canine prostate tissue. The chemical (+/-)-beta-([125I]iodo-4-hydroxyphenyl)-ethyl- aminomethyl-tetralone bound in a specific, saturable manner to a single class of binding sites in membranes that expressed recombinant hamster alpha-1B, bovine alpha-1C and rat alpha-1D receptors expressed in rat-1 fibroblasts and to those from prostate tissue. Competition assays with human and canine prostate membranes revealed only a single class of binding sites. Binding affinity in both human and canine prostate most significantly correlated with binding affinity for the recombinant bovine alpha-1C receptor (r = .98 human, .95 canine). Further analysis with leverage plots demonstrated that binding affinity in human and canine prostate tissue is best predicted by binding affinity to recombinant bovine alpha-1C (P < .01 human and P < .001 canine). These data are consistent with a single class of alpha-1 adrenoceptors in human and canine prostate tissue, which is best represented as the alpha-1C subtype.
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BMC Vet Res
January 2025
Faculty of Veterinary Sciences, University of Buenos Aires, Buenos Aires, Argentina.
Background: Lower urinary tract disease is a common clinical condition in dogs, usually presenting with dysuria, pollakiuria and haematuria. Diabetes mellitus is a predisposing factor for urinary tract infection in both humans and dogs and does not necessarily present with clinical signs. In this case report, we describe for the first time a case of cystitis glandularis in a dog with diabetes mellitus, associated with Escherichia coli urinary tract infection.
View Article and Find Full Text PDFBMC Oral Health
January 2025
Removable Prosthodontics Department, Faculty of Dentistry, October 6 University, Giza, Egypt.
Background: The continuous development in digital prosthodontics allowed the customization of attachments and retentive inserts which offers an easy and cheap solution for regular maintenance of locator overdentures during daily practice. The present study compared the change in retention values of the fully digitally manufactured custom-made locator attachment retentive insert with the ready-made ones after insertion, removal, and masticatory cycles.
Methods: A complete denture was constructed over a mandibular edentulous epoxy model.
Vet Microbiol
January 2025
Division of Microbiology, Department of Pathology, Faculty of Veterinary Medicine, Wrocław University of Environmental and Life Sciences, C.K. Norwida 31 Street, Wrocław 50-375, Poland. Electronic address:
The prevalence of obesity within the human population is escalating globally yearly. Obesity constitutes a complex ailment with diverse etiological factors. Recently, the infectious side of obesity aetiology, implicating pathogens such as human adenovirus 36 (HAdV-D36), has gained attention.
View Article and Find Full Text PDFPLoS One
January 2025
Instituto de Biología, Universidad Nacional Autónoma de México (UNAM), México City, México.
Dogs can discriminate between people infected with SARS-CoV-2 from those uninfected, although their results vary depending on the settings in which they are exposed to infected individuals or samples of urine, sweat or saliva. This variability likely depends on the viral load of infected people, which may be closely associated with physiological changes in infected patients. Determining this viral load is challenging, and a practical approach is to use the cycle threshold (Ct) value of a RT-qPCR test.
View Article and Find Full Text PDFVet Anim Sci
March 2025
Institute of Molecular Genetics of the Czech Academy of Sciences, Vídeňská 1083, 142 20 Prague 4, Czech Republic.
In the past years, dogs have served as a convenient natural model organism for longevity due to their similarity with humans concerning not only their environment but also the diseases and complications occurring in older age. Since many dog breeds have significantly shorter lifespan than their closely related breeds, identification of genes associated with longevity may help to elucidate its background and serve as a possible tool for selective breeding of long-living dogs. This genome-wide association study (GWAS) was undertaken to identify the candidate genes associated with longevity in Cavalier King Charles Spaniel individuals that have reached the age of more than 13 years.
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