Coliform bacteria are common environmental bacteria, typically associated with the mammalian digestive tract. Although not generally pathogenic themselves, coliforms are a well-known marker of fecal contamination, and their presence is interpreted to suggest that potentially pathogenic bacteria may be present. This test detects both E. coli and coliform bacteria and is adapted from the Health … Continue reading E. coli & coliforms, semiquantitative [ECOLI-S]