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Does Triclosan Exposure And Tolerance Lead To Chlorine Resistant Bacteria?, Sherry Blackmon
Does Triclosan Exposure And Tolerance Lead To Chlorine Resistant Bacteria?, Sherry Blackmon
Undergraduate Review
Triclosan is an antimicrobial agent added to a wide variety of medical and consumer care products such as soaps, deodorants, toothpastes, and cleaning supplies. Bacterial exposure to triclosan could lead to chlorine resistant bacteria. These bacteria may survive chlorination, the standard method used to disinfect our drinking water. Water samples were obtained downstream a wastewater treatment plant (WWTP) in Bridgewater, MA and reference virgin stream (VS) in Monroe, MA. Bacteria were isolated from water samples, exposed to triclosan (0.001 or 0.05mg/mL), and then exposed to chlorine (0.05g/mL). 49% of all bacterial strains increased chlorine resistance after at least one triclosan …