Exam 4 Notes - MBI111 Notes 11/9/2007 2:58:00 PM Common...

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MBI111 Notes 09/11/2007 14:58:00 Common Diseases Transmitted by Genitourinary Tract Infection Syphilis Great pox, to distinguish from smallpox Venereal leprosy, inherited leprosy 1525- Girolamo Grancastoro’s epic poem ‘Syphilis sive morbus gallicus (syphilis or the  French disease).  Syphilis, a shepherd, contracted the disease as a plague sent by  Apollo in anger.  People later assumed the disease was called syphilis Called the French disease- outbreak in the French army Caused by a spirochete-  Treponema pallidum .  Not seen in gram stain (too thin),  visible by darkfield microscopy Transmission- by contact (usually sexual intercourse), penetrates skin surface through  mucous membrane, wound, abrasion, or hair follicle Incubation- ~3 weeks Causes disease in three states Primary syphilis o Chancre- painless circular, purplish ulcer with a raised margin o Chancre teems with spirochetes- extremely infectious
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This note was uploaded on 04/07/2008 for the course MBI 111 taught by Professor Clark during the Spring '07 term at Miami University.

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Exam 4 Notes - MBI111 Notes 11/9/2007 2:58:00 PM Common...

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