New papers on Microbiology of the Built Environment, September 10, 2016

Studying the 5 second rule, antibiotic resistance genes in indoor dust and sewers, Legionella in the air, and water treatment. Microbes on the floor Longer Contact Times Increase Cross-Contamination of Enterobacter aerogenes from Surfaces to Food — Robyn C. Miranda — Applied and Environmental Microbiology ($25 for 1 day) Bacterial cross-contamination from surfaces to food can …

Antibacterial Soaps Still Terrible

This article by Beth Mole is a fairly detailed summary of recent research on the effects of antimicrobial soaps. As we have mentioned before on microBEnet, antimicrobials increase resistance in the environment, wildlife, and people. In addition, the soaps are often not used for long enough to confer a benefit. The article particularly focuses on triclosan and triclocarban, …

New papers on microbiology of the built environment, March 22, 2016

Microbes and humans Review: The Anthropocene: a conspicuous stratigraphical signal of anthropogenic changes in production and consumption across the biosphere – Mark Williams – Earth’s Future (OA) Biospheric relationships between production and consumption of biomass have been resilient to changes in the Earth system over billions of years. This relationship has increased in its complexity, …

Antimicrobial soap found to be essentially useless

A study appearing yesterday in the Journal of Antimicrobial Chemotherapy by Min-Suk Rhee et al. found that while triclosan hand soap did kill bacterial after 9 hours, most people wash their hands for about twenty seconds and then rinse the soap off. In these circumstances, the antibacterial properties of the soap won’t do anything. Triclosan works …