Podcast
Questions and Answers
Disadvantages and advantages of standard plate count
Disadvantages and advantages of standard plate count
Advantages- only counts living cells
Disadvantages-Takes time and Growth medium is needed
Four methods of quantifying bacteria
Four methods of quantifying bacteria
Microscopy-count cells
Quantitive PCR- number of genomes
Spectrophotometer-optical density
Standard plate count-number of colonies
Importance of quantifying bacteria
Importance of quantifying bacteria
Detects contamination
indicates population density
CFU- colony forming units and OCD- original cell density
CFU- colony forming units and OCD- original cell density
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