Moist heat kills of the following except –
Correct Answer: Coxiella burnetti
Description: Temperature below 100 for pasteurisation of milk : The milk is heated is heated at either 63degC for 30 minutes or 72degC for 15-20 seconds followed by cooling quickly to 13"C or lower . By these processes all non sporingn pathogen such as mycobacteria , brucellae and salmonellae are destroyed Coxiella burnettii is relativly heat resistant and may survive the holder method Ref Ananthanarayan & panikers textbook of microbiology 9th edition page no 30
Category:
Microbiology
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