#microbio notes

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Class II MHC Molecules

Glycoproteins found on antigen-presenting cells

Example = on macrophages

Part of the major histocompatibility complex

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Double-Pored Tapeworm Eggs

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E. vermicularis Epidemiology

Parasitic organism

Most common nematode of humans in the United States

Most prevalent in areas with a temperate climate

Usually infects children

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Enterobius vermicularis Epidemiology

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A. lumbricoides Morphology

Parasitic organism

Up to 45 cm long

Have two uteri and oviducts

Cylindrical esophagus

Head has well-developed lips

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Herpes Simplex Virus Type 1

-- also called cold sores or fever blisters

-- abbreviated as HSV-1

-- causes: -> infectious transmission -> stress -> lack of rest -> poor nutrition

-- cold sores form around the mouth

-- treatments: -> antivirals -> numbing medication

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Bradykinin

-- protein

-- promotes inflammation

-- endothelium-dependent vasodilator

-- mild diuretic

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Measles Virus Entry

Virus attaches to cell

Membrane lipids rearrange

Adjacent halves of the membranes merge together

A proteinaceous fusion pore forms to allow entry

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