
Are we being manipulated by microbes? The idea is not so whacky. We know that a wide range of microscopic parasites have evolved the ability to manipulate their hosts, even to the point of making the host behave in strange ways. A well-known example is Toxoplasma gondii, a protozoan whose life cycle begins inside a...
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Squamous cervix cells covered with rod-shaped bacteria, Gardnerella vaginalis(source) Bacterial vaginosis is a common disease among reproductive-aged women: Its incidence correlates with the number of lifetime sex partners, and this correlation holds true even when one controls for a series of socioeconomic variables: poverty, smoking, body mass index, douching frequency, education, and oral contraceptive use...
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