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Unformatted text preview: filtration, MPN, and direct microscopic count) -Indirect Measurements of bacterial growth (turbidity, metabolic activity, and dry weight) Ch 7-Control of Microbial Growth-Terms: sepsis, asepsis, sterilization, disinfection, antisepsis, degerming, sanitization, biocide/germicide, bacteriostasis -Microbial Death Curve -Factors that determine how effective treatment is -Mode of action for microbial control agents -Physical Methods of Microbial Control: TDP vs, TDT, moist heat sterilization, autoclave (steam sterilization), pasteurization, dry heat, filtration, low temperature, high pressure, desiccation, osmotic pressure, and radiation -Chemical Methods of Microbial Control: phenol/phenolics, bisphenols, biguanides, halogens (iodine, tincture vs. iodophor), alcohols, heavy metals, surfactants, food preservatives, aldehydes, gaseous sterilants, and peroxygens. -Ranking of microbes from most resistant to least resistant -Use-Dilution Test -Disk-Diffusion Test...
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This note was uploaded on 05/03/2011 for the course BIO 151 taught by Professor Mansour,a during the Spring '11 term at Bunker Hill.
- Spring '11