نتایج جستجو برای: streptococcus uberis

تعداد نتایج: 41314  

Journal: :Frontiers in Veterinary Science 2023

Introduction Streptococci are the major etiology in mastitis dairy cattle, a cause of huge economic losses industries. This study was aimed to determine diversity Streptococcus spp. isolated from clinical cattle reared Bangladesh. Methods A total 843 lactating four prominent farms and one community were purposively included this where 80 positive (CM) based on gross changes udder (redness, swel...

Journal: :Scientific Reports 2021

Abstract Streptococcus uberis is one of the leading pathogens causing mastitis worldwide. Identification S. strains that fail to respond treatment with antibiotics essential for better decision making and selection. We demonstrate combination supervised machine learning matrix-assisted laser desorption ionization/time flight (MALDI-TOF) mass spectrometry can discriminate clinical are likely be ...

2017
Tomoko KOSHIISHI Masako WATANABE Hajime MIYAKE Keiichi HISAEDA Naoki ISOBE

The present study was undertaken to clarify the factors that reduce the viable pathogen count in milk collected from the udders of subclinical mastitic cows during preservation. Milk was centrifuged to divide somatic cells (cellular components, precipitates) and antimicrobial peptides (soluble components, supernatants without fat layer); each fraction was cultured with bacteria, and the number ...

Journal: :Molecular bioSystems 2016
Funmilola Clara Thomas Manikhandan Mudaliar Riccardo Tassi Tom N McNeilly Richard Burchmore Karl Burgess Pawel Herzyk Ruth N Zadoks P David Eckersall

Intramammary infection leading to bovine mastitis is the leading disease problem affecting dairy cows and has marked effects on the milk produced by infected udder quarters. An experimental model of Streptococcus uberis mastitis has previously been investigated for clinical, immunological and pathophysiological alteration in milk, and has been the subject of peptidomic and quantitative proteomi...

Journal: :Veterinarski Arhiv 2022

The aim of our study was to evaluate the effect an internal teat sealant infused upon drying off on incidence new intra-mammary infections (IMI) during dry period in dairy cattle. Due non-availability product Indian market, prepared a laboratory using bismuth subnitrate and liquid paraffin. A total 64 quarters free from infection culture were selected for at 60 days before expected date parturi...

Journal: :Journal of the South African Veterinary Association 2009
I-M Petzer J Karzis J C Watermeyer T J van der Schans R van Reenen

The aim of this study was to retrospectively analyse the results of milk samples obtained from South African dairy herds during the period 1996 to April 2007 in order to identify possible trends in isolates of microorganisms and their pathogenicity under field conditions. Milk samples were obtained from 7 of the 9 provinces in South Africa where there are low numbers of dairy cows. Although the...

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