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bacteria

Most identifiable bacteria on N.Y. subway are harmless, researchers say

The most commonly found organism (46.9%) was bacteria. Despite some riders' fears of catching cold or flu from fellow straphangers, viruses were rare — they made up .032% of the samples. However, some seasonal viruses are RNA viruses, not DNA viruses, and they would not be identified with the collection methods used in the study.

Tests find bacteria on BART seats

A recent study conducted by the San Francisco State University's biology lab tested one BART seat and one San Francisco Muni seat at random. BART’s seat harbored several different strains of antibiotic-resistant bacteria.