نتایج جستجو برای: b melitensis

تعداد نتایج: 900183  

Journal: :Journal of Medical and Scientific Research 2023

Brucellosis is an infection that affects mammals’ cells caused by a species from the genus Brucella, gram-negative, immobile, facultative, intracellular, and microaerophilic coccobacillus. In humans, pathogen are Brucella melitensis, B. abortus, suis canis. We presenting case of 62-year-old man with confirmed brucellosis his consequent cardiovascular, cutaneous, gastrointestinal, hepatic, osteo...

2014
Kailash P. Patra Mayuko Saito Vidya L. Atluri Hortensia G. Rolán Briana Young Tobias Kerrinnes Henk Smits Jessica N. Ricaldi Eduardo Gotuzzo Robert H. Gilman Renee M. Tsolis Joseph M. Vinetz

Human brucellosis is most commonly diagnosed by serology based on agglutination of fixed Brucella abortus as antigen. Nucleic acid amplification techniques have not proven capable of reproducibly and sensitively demonstrating the presence of Brucella DNA in clinical specimens. We sought to optimize a monoclonal antibody-based assay to detect Brucella melitensis lipopolysaccharide in blood by co...

Journal: :Journal of clinical microbiology 1993
E Díaz-Aparicio V Aragón C Marín B Alonso M Font E Moreno S Pérez-Ortiz J M Blasco R Díaz I Moriyón

Hapten polysaccharides of Brucella smooth M and A serotypes were prepared from Brucella sp. and Yersinia enterocolitica O:9 by previously described hydrolytic (O chain) or nonhydrolytic (native hapten [NH]) procedures. The purified polysaccharides differed only in the presence (O chain) or absence (NH) of lipopolysaccharide core sugars. The polysaccharides were compared by reverse radial immuno...

Journal: :Infection and immunity 1987
E Moreno H Mayer I Moriyon

The 13C nuclear magnetic resonance spectrum of Brucella melitensis native polysaccharide hapten proved to be very similar to that generated by the O-specific chain (PS) isolated from B. melitensis lipopolysaccharide; that is, to a linear polymer in which the repeating unit is composed of five N-formylperosaminyl residues, one of them being substituted at position C-3 and the other four at posit...

2010
Géraldine Laloux Michaël Deghelt Marie de Barsy Jean-Jacques Letesson Xavier De Bolle

BACKGROUND Inhibition of apoptosis is one of the mechanisms selected by numerous intracellular pathogenic bacteria to control their host cell. Brucellae, which are the causative agent of a worldwide zoonosis, prevent apoptosis of infected cells, probably to support survival of their replication niche. METHODOLOGY/PRINCIPAL FINDINGS In order to identify Brucella melitensis anti-apoptotic effec...

Journal: :Zoonoses and public health 2017
A K M A Rahman C Saegerman D Berkvens F Melzer H Neubauer D Fretin E Abatih N Dhand M P Ward

To determine the role of different Brucella (B.) spp. in Bangladesh, 62 animal samples and 500 human sera were tested. Animal samples from cattle, goats and sheep (including milk, bull semen, vaginal swabs and placentas) were cultured for Brucella spp. Three test-positive human sera and all animal samples were screened by Brucella genus-specific real-time PCR (RT-PCR), and positive samples were...

2017
Jama'ayah Mohamed Zahidi Norazah Ahmad Bee Yong Tay Rohaidah Hashim Evie Khoo Nurizan Ahmad Chung Yan Yee Nur Qhaledaziea Dolhan

Human brucellosis is a neglected zoonotic disease and has widespread geographical distribution. Brucella melitensis has caused outbreaks and sporadic cases in Malaysia. Here, we present the whole-genome sequences of four B. melitensis strains isolated from brucellosis patients in Malaysia.

2008
Z Ilhan H Solmaz A Aksakal T Gulhan IH Ekin B Boynukara

El diagnóstico de laboratorio de brucelosis es generalmente realizado por métodos microbiológicos y serológicos. La prueba PCR es reconocida como una alternativa específica y sensible para la detección de diferentes agentes bacterianos. Se realizó una evaluación de la prueba PCR para la detección de ADN de Brucella melitensis en leche de oveja. Ciento dos muestras tomadas de ovejas postaborto f...

2014
N. MADHUKAR

Brucellosis is an infectious zoonotic disease of domestic and wild animals. It has a serious implication on human health as well as on the economic development in a developing country like India. Rapid identification and treatment of the disease in human and animal is important for the prevention of spreading the disease. Isolation with a conventional bacteriological method for the identificati...

ژورنال: :فصلنامه دامپزشکی و آزمایشگاه 0
مریم عزیزپور مغوان1،سید داود حسینی2، حسین بصیری3، ندا اکبری 3 میترا نظام آبادی4 ، صابر اسکندری5، محسن ساریخانی6

مقدمه و هدف: بروسلوز بیماری ناتوان کننده ای است که و هزینه گزافی را بر اقتصاد و اجتماع تحمیل می کند . بنابراین استفاده از بهترین ، دقیق ترین و به صرفه ترین روش برای تشخیص این بیماری ضروری می باشد . عامل شایع بروسلوز در ایران b. melitensis بوده و پروتئین bp26 این باکتری خاصیت آنتی ژنیسیته خوبی دارد. بنابراین هدف از این تحقیق تولید پروتئین bp26 نوترکیب از باکتریb. melitensis توسط وکتور بیانیpet-2...

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