The problem associated with tuberculosis in cattle and how this is being addressed
نویسندگان
چکیده
Bovine tuberculosis (bTB) is a zoonotic disease caused by Mycobacterium bovis that primarily infects cattle but has wide range of hosts. It represents global health problem affecting the livestock industry tremendously, with economic losses about 3 billion annually. Dairy produce decline 10% in terms liters milk produced and 5% meat because live weight loss seized carcasses abattoirs. The core current control measures implemented most countries against bTB based on diagnosis tuberculin skin test (TST) culling infected animals. Unfortunately, programs have failed to eradicate since no vaccine protects from infection. Moreover, strain M. Bacillus Calmette Guerin, BCG used as for human tuberculosis, interferes surveillance tools. Nowadays, researchers been working improving efficacy through prime-boost strategy involves first immunization booster different types vaccines. A less explored approach experts development new only includes some protective antigens should be absent ot low representation TST. On other hand, TST precludes implementation Bacille Calmette-Guérin (BCG) vaccine–based programs, several investigations carried out replace DIVA allows differentiation vaccinated In this review, studies cited agree without an effective compatible diagnosis, program eradication would successful cattle. Keywords: bovine tuberculosis; bTB; bovis; diagnosis; test, TST, bPPD; vaccines, DIVA.
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ژورنال
عنوان ژورنال: Bionatura (Ibarra - Impresa)
سال: 2023
ISSN: ['1390-9347', '1390-9355']
DOI: https://doi.org/10.21931/rb/2023.08.02.9