Lec 2 - Our Microbes, Ourselves: Gut Bacteria's Key Role in Immunity Is Tuned to the Host Species. A new study suggests that the superabundant microbes lining our digestive tract are ultimately our evolutionary partners, shedding light on the hygiene hypothesis. According to this idea, living in increasingly hyper-hygienic environments might contribute to recent spikes in childhood allergies, as these beneficial host-specific microbes are hindered by the plethora of antibacterial home products and cleaning chemicals. Learn more at http://hms.harvard.edu/content/our-microbes-ourselves
No content is added to this lecture.
This video is a part of a lecture series from of Harvard University