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*Pathogenic species require at least three weeks for growth on egg-based media
*Pathogenic species require at least three weeks for growth on egg-based media
===Bovine tuberculosis===
===Bovine tuberculosis===
**Increases in skin thickness at the bovine PPD site of more than 4cm greater than the avian PPD site are seen as positive (reactor)
**Increases in skin thickness at the bovine PPD site of more than 4cm greater than the avian PPD site are seen as positive (reactor)
**Blood tests including the gamma interferon assay are being developed
**Blood tests including the gamma interferon assay are being developed
**Laboratory examination of lesions, lymph nodes and milk
**Ziehl-Neelson staining of tissues
**Isolation requires Lowenstein-Jensen medium
*Control
**Eradication programs using a test and slaughter policy
**Reactors positive to the tuberculin test are slaughtered and restrictions applied to the affected herd
===Avian tuberculosis===
*
*''M. bovis'' and ''M. tuberculosis'' and ''M. avium'' in [[Respiratory Bacterial Infections - Pathology#Tuberculosis|tuberculosis of cattle]] and [[Respiratory Bacterial Infections - Pathology#Tuberculosis in pigs|tuberculosis of pigs]] and [[Respiratory Bacterial Infections - Pathology#Tuberculosis in dogs|tuberculosis of dogs]]
*''M. bovis'' and ''M. tuberculosis'' and ''M. avium'' in [[Respiratory Bacterial Infections - Pathology#Tuberculosis|tuberculosis of cattle]] and [[Respiratory Bacterial Infections - Pathology#Tuberculosis in pigs|tuberculosis of pigs]] and [[Respiratory Bacterial Infections - Pathology#Tuberculosis in dogs|tuberculosis of dogs]]