| detection by immunomagnetic pcr of mycobacterium avium subsp. paratuberculosis in milk from dairy goats in norway. | milk samples from 340 individual goats in 34 dairy herds throughout norway were examined for mycobacterium avium subsp. paratuberculosis (m.a. paratuberculosis) by culture and immunomagnetic separation combined with pcr (ims-pcr). the samples included three categories; (a) vaccinated dairy goats in herds with paratuberculosis; (b) vaccinated dairy goats in herds with no history of paratuberculosis; (c) unvaccinated goats in herds with no history of paratuberculosis. viable m.a. paratuberculosis ... | 2003 | 12488077 |