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Is this some sort of a test for Cl. tetani or the toxin produced by the bacilli, carried out in a brain homogenate, in which development of a black colour indicates a positive result? Some more context for the questin would be useful.
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Explanation: ale nie wiem co z tym - 'darken' moze?
Bubz Local time: 07:43 Native speaker of: Polish PRO pts in category: 8