نتایج جستجو برای: besnoitia caprae
تعداد نتایج: 386 فیلتر نتایج به سال:
Oxalis pes-caprae f. pleniflora (Lowe) Sunding (Oxalidaceae), a naturalized invasive alien is recorded for the first time from Turkey. It has staminodes and double petals as different properties from Oxalis pes-caprae L. Sympatric variations occured in the species populations could be the result of an accumulation of mutations or genome rearrangement. Invasive alien weed Oxalis pes-caprae and i...
The usefulness of the API-STAPH system and a method based on ribosomal fingerprinting was evaluated by studying 89 coagulase-negative staphylococci isolated from goat milk. The bacteria were supposed to belong to the species Staphylococcus caprae. The results obtained from the API-STAPH system showed variations in their phenotypic features. DNA cleavage with EcoRI yielded six ribotypes and thre...
Soluble antigens from Besnoitia besnoiti cell culture-grown endozoites, obtained either by hypotonic lysis or by freeze-thawing and ultrasonication (FTS) of the organisms, were detected by the agar gel immunodiffusion method. Each antigenic preparation yielded 1-4 precipitin lines when reacted with the corresponding rabbit hyperimmune serum, while no reaction was observed with Besnoitia-positiv...
Staphylococcal enterotoxins have long been recognized as being responsible for staphylococcal food poisoning. Recently, attention has centered on their role as superantigens in exacerbating sepsis (4, 9, 12). Of the known enterotoxins, staphylococcal enterotoxin A (SEA) is one of the most commonly identified in clinical isolates (5, 9, 10). The human pathogen Staphylococcus aureus is the specie...
Mycobacterium caprae is a pathogen that can infect animals and humans. To better understand the epidemiology of M. caprae, we spoligotyped 791 animal isolates. Results suggest infection is widespread in Spain, affecting 6 domestic and wild animal species. The epidemiology is driven by infections in caprids, although the organism has emerged in cattle.
Colostral antibodies to B. besnoiti were detected by immunofluorescence in four calves born to two Besnoitia-infected dams, with titres ranging from 1:64 to 1:1024. A specific antibody titre of 1:1024 was found in colostrum collected from one of the dams. Two of the newborn calves, when sampled immediately after birth, were serologically negative to B. besnoiti, but became positive on the next ...
SETTING This paper describes an outbreak of human and related bovine tuberculosis (TB) caused by Mycobacterium caprae in Croatia. A 13-year-old boy clinically presented enlargement of cervical lymph node with consecutive isolation of M. caprae. His 7-year-old sister, who had no clinical signs of disease, hyper-reacted to the purified protein derivative (PPD) test (>25 mm) and peribronchial infi...
The incidence of tuberculosis in humans due to Mycobacterium caprae is very low and is almost confined to Europe. We report a case of a previously healthy 41-year-old Moroccan with a 6 month history of abdominal pain, weight loss, fatigue and diarrhea. A diagnosis of peritoneal tuberculosis due to M. caprae was made.
Here we report the complete genome sequences of field isolates of Mycobacterium bovis and the related mycobacterial species, Mycobacterium caprae. The genomes of three M. bovis (MB1, MB3, MB4) and one M. caprae (MB2) field isolates with different virulence, prevalence, and host distribution phenotypes were sequenced.
A species of Besnoitia from naturally infected rabbits from Argentina was propagated experimentally in mice, gerbils, rabbits, cats, and cell cultures. Cats fed tissue cysts from rabbits shed oocysts with a prepatent period of nine to 13 days. Sporulated oocysts were infective to gerbils, rabbits, outbred Swiss Webster and interferon gamma gene knockout mice. Bradyzoites were infective orally t...
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