This chapter discusses the important epidemiological characteristics of tests and their practical application and interpretation in epidemiological studies and surveillance activities. The epidemiological evaluation of tests is also briefly discussed.

This chapter discusses the use of exploratory data analysis (EDA) in interpreting collected data on the epidemiology of animal diseases focusing on the goals and procedures of EDA such as use of backups and records. Highlight of the chapter focus on the statistical analysis of the frequency of AGID ...

Mycobacterium avium subsp. paratuberculosis (MAP) infection in ruminants leads to a chronic and progressive enteric disease (Johne′s disease) that results in loss of intestinal function, poor body condition and mortality. This book chapter discusses the clinical aspects and pathology of MAP...

This chapter provides an overview on nontuberculous mycobacterial infections in humans and animals, discussing risk factors, clinical aspects, transmission routes, and strategies for disease control and prevention.

This chapter discusses the genetics of disease resistance in cattle. Focus is given on the genetic aspects of resistance traits for the most significant cattle diseases (brucellosis, dermatophilosis, helminthiasis, keratoconjunctivitis (IBK), leukosis (BL), mastitis, paratuberculosis (Johne's...

This chapter describes the physical features and body condition scoring of sheep, the nutritional management of thin sheep and the diagnosis and control of diseases including teeth diseases, fascioliasis, paratuberculosis, respiratory diseases and caseous lymphadenitis that affect feed intake...

This chapter discusses evidence linking Crohn's disease (CD) to Mycobacterium avium subsp. paratuberculosis (MAP). Topics covered are: Johne's disease; inflammatory bowel disease; genetic susceptibility; environmental factors; gut microorganisms; infection with MAP; and possible transmission...

This chapter summarizes the use of vaccines in the control of paratuberculosis; and the potency of whole Mycobactetium avium subsp. paratuberculosis (MAP) bacilli in oil vaccines as a benchmark for the development of new generation paratuberculosis vaccines. The characteristics of vaccines;...

This chapter discusses the historical perspective of culturing Mycobacterium avium subsp. paratuberculosis (MAP), general principles for the cultivation of MAP, culture media, specific applications of culture, contamination and survival of MAP during culture, identification of MAP on culture,...

This chapter discusses the different risk factors of Mycobacterium avium subsp. paratuberculosis infection in sheep; clinical signs and pathology; disease transmission and immunopathobiology; microbiological diagnosis and immunodiagnosis; and epidemiology of Johne's disease in sheep.