BIOL 2P96 Lecture Notes - Lecture 10: Microsporum Audouinii, Blastomycosis, Aspergillosis
28 Jul 2015
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*symbiosis is a close ecological relationship between the individuals of two (or more) different species. Symbioses: mutualism, both species benefit, commensalism, one species benefits, the other is unaffected, one species benefits, the other is harmed, parasitism, competition, neither species benefits. Fungi & animals: animals cannot digest cellulose or lignin, rumen chytrids* Mutualistic relationship with leucoagaricus, xylaria, auricularia spp. Ant faeces contain nitrogen sources (allantoin, allantoic acid, ammonia and over 20 amino. A proteolytic enzyme produced by the fungus is acquired, accumulated and transported by ants and deposited in faeces; it hydrolyses leaf proteins. acids) Mycophagous: adults & larvae eat swollen hyphal tips (*bromatia) Liquid fecal drops: enzymes to help digest plant material, n source. 3-way mutualism: streptomyces carried on body of atta, produces antibiotics to target fungus garden parasite escovopsis. Native to africa, madagascar, india and much of south-east asia. Once deposited in comb, the termitomyces spores germinate and begin spreading hyphae.
