Genotyping North American animal Mycobacterium bovis isolates using multilocus variable number tandem repeat analysis.

Multilocus variable number tandem repeat analysis (MLVA) has recently emerged as a genotyping method that is both robust and highly discriminatory for the differentiation of Mycobacterium tuberculosis complex (MTBC) strains, including Mycobacterium bovis. However, MLVA assessment of M. bovis isolates recovered from animals in North America has been limited.

Evaluation of a four year intervention to reduce musculoskeletal hazards among berry growers.

Problem: Fresh market berry production workers are exposed to physical risk factors for musculoskeletal injury.

Method: We disseminated information through trade publications and other sources to berry managers in seven U.S.

Abattoir surveillance: the U.S. experience.

Abattoir, or slaughter, surveillance has been an important component of bovine tuberculosis control and eradication programs in the U.S., and has adapted to changes in the livestock market from farm to table, and the threat of bovine tuberculosis from a wildlife reservoir.