In Microbiology Slideshare [work] — Quality Control

QC is 10% science and 90% detective work. Sarah performed a Gram stain. The colony was pink (Gram-negative rods). She ran an Oxidase test. It turned blue. She loaded the VITEK 2 machine.

If Sarah had shipped the batch based on the first failed plate, she would have wasted $2 million of good medicine. But because she ran and environmental isolates , she saved it. quality control in microbiology slideshare

Sarah looked at the colony. She looked at the QC protocol. She knew the story she was about to live. QC is 10% science and 90% detective work

Her phone rang. It was the Production Manager. “Ship the batch. We’re behind quota.” She ran an Oxidase test

This was the QC nightmare:

The QC data showed the truth: The batch was sterile. The contamination was in the water purification system used for the QC test itself .

“Quality Control in Microbiology: The Unseen Guardians”