Neue chemische Methode zur raschen Unterscheidung Isoniazid-sensibler und Isoniazid-resistenter Tuberkelbakterien

Some Properties of Catechol Peroxidase of Mycobacteria Bearing on Isoniazid Susceptibility

“…Whereas no instance of an exception was observed by the writers, and good correlation was demonstrated by several other investigators, there arose certain doubt that led to difficulty in interpretation. (Since cultures from the clinic may consist of mixed populations, and the peroxidase-positive colonies are isoniazid susceptible, methods of isolating such susceptible colonies from a resistant population were outlined recently (Vischer et al, 1959). )…”