Epilogue: How microbiologists grow bacteria

Spending a career working with invisible objects can stretch a person’s patience. Bacteria demand that a microbiologist wait several hours, overnight, or even several days before multiplying to high numbers. Mycobacterium takes three weeks to reach numbers high enough to study the organism. Finally, a person cannot call herself a microbiologist without mastering the art of aseptic technique. The technique truly is an art because no two bacterial cultures behave exactly the same way, and the avenues for contamination seem limitless. The standard practices described here avoid some of the pitfalls that students new to microbiology see when growing bacteria.

Microbiology samples may be patient specimens ...

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