BIS 2C Lecture Notes - Lecture 25: Fowl Cholera, Histoplasma, Schistosoma
22 Dec 2019
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Document Summary
A pathogen is an infectious agent capable of causing disease ex virus bad air. Germ theory until 18005 chicken cholera and first tried aged bacteria then tried fresh bacteria. 4 postulates shows microbe slide a didn"t die died causes disease. Pathogenicity organisms ability to cause disease virulence how much damage can it do camo coatings response is evaded adhesins immune toxins one ex. B anthracis foot all pathogens are parasites not all parasites are pathogens ex plasmodium in mosquitos is not pathogen. 5 is schistosoma a pathogen in humans yes of fungi are pathogens attack amphibians. Histoplasma multiple stages in life cycle to evade host defenses humans corals. Mycotoxins produced by fungi secondary infection 1 chronic exposure. Aflatoxin effect on produced by a flavus animals have lethal common on peanuts corn pistachios almonds end up w liver cancer natural carcinogen soy sauce white nose syndrome kills bats closley related to a flavus.
