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Gram-positive Enterococcus sp. bacteria

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This scanning electron micrograph (SEM) depicted numbers of bacteria, which were identified as being Gram-positive Enterococcus sp. bacteria. Previously identified as “Group D” Streptococcus organisms, the most clinically relevant of these bacteria are, E. faecalis, and E. faecium. Enterococcus spp. bacteria are notoriously linked as etiologic agents responsible for nosocomial, or “hospital-borne” illnesses, such as... »

83 percent of chicken sold in US stores may contain bacteria that cause foodborne illnesses

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A consumer group said 83 percent of chicken sold in US grocery stores may contain bacteria that cause foodborne illnesses. However, U.S. Agriculture Department spokesman called the report “junk science.” because of the small numbers of samples. They tested 525 chickens showed most of the poultry had campylobacter or salmonella. Campylobacter is a bacterial... »

E. Coli Look

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Under a high magnification of 13671x, this scanning electron micrograph (SEM) depicted a single Gram-negative Escherichia coli bacterium of the strain O157:H7. E. coli O157:H7 was first recognized as a cause of illness in 1982 during an outbreak of severe bloody diarrhea; the outbreak was traced to contaminated hamburgers. Since then, most infections have come... »

How does a body lice look?

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This was a scanning electron micrographic (SEM) image which focused on the head region of a female body louse, Pediculus humanus var. corporis from a ventral perspective. At a relatively low magnification, this SEM revealed some of the insect’s exoskeletal morphology exhibited by its cephalic, or head region, thoracic, and proximal abdominal regions.... »

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Can we prevent Alzheimer's Disease?

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Alzheimer’s disease is still destroying people’s brains. The cause remains unknown. Around the world, there will be walks to raise money for medical research.... »