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32 people take antibiotics after college lab incident, no actual exposure found

A college microbiology lab class led to 32 people taking antibiotics as a precaution due to suspected exposure to a dangerous germ. Subsequent testing revealed no actual pathogen was present.

28 July 2026
32 people take antibiotics after college lab incident, no actual exposure found

Thirty-two individuals, including students, professors, and lab staff, commenced an antibiotic regimen following a potential exposure to a hazardous microbe during a university microbiology lab class. Two individuals also underwent spinal taps after developing minor symptoms.

Fortunately, subsequent analysis confirmed that no dangerous pathogen was actually involved, averting a potentially life-threatening infection. The incident, reported in the Morbidity and Mortality Weekly Report, serves as a cautionary tale.

The event originated from a standard laboratory exercise where students were tasked with identifying unknown bacteria through biochemical tests and morphological characterization.

While no harm occurred, the situation underscores the critical importance of stringent safety protocols and accuracy in academic laboratory settings.

Original source: arstechnica.com