Bio171-F10-Lec 30 - Biology 171 Wednesday, November 24,...

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Biology 171 Wednesday, November 24, 2010 Lecture 30: Origin of Animals (Metazoa) Announcements Malaria (concluded) On becoming Multicellular Sponges, the earliest Metazoa Cnidaria, the tissue level of organization Bilateria: Protostomes & Deuterostomes Lophotrochozoa & Ecdysozoa Echinoderms & Chordates Text Reading Lecture 30 : 3 rd th : Chapters 32-34 (read for background & depth) Lecture 31 : 4th: Chapter 34 (661-668) 3rd: Chapter 34 (753-762) 1 Next week in discussion: Ant-fungal coevolution
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Plasmodium Life Cycle 24
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The net making factory - A to Z Mills, Arusha, Tanzania A man demonstrates the use of the anti-malaria nets Children in Namasagali, Uganda make use of the nets A woman with cerebral malaria lies on a bed in a Masai hospital in Tanzania 26
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News Published online: 31 January 2003; | doi:10.1038/news030127-10 Hundreds of new malaria drug targets Researchers have identified hundreds of new possible targets for malaria drugs. The proteins, which are essential to the survival of the parasite that causes the disease, share a common tag, making them easier to pick out. The newfound proteins operate in a tiny compartment of the parasite called the apicoplast; this is akin to plants' energy- producing chloroplast. "If we can perturb the apicoplast in any way, it will be lethal to the parasite," says study leader Geoff McFadden, a botanist at the University of Melbourne, Australia. 27
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Apicoplast (residual chloroplast) morphology and division throughout the asexual life cycle of blood stage parasites expressing a fluorescent tag. (scale bars = 5μm). Herbicides as drugs?
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Bio171-F10-Lec 30 - Biology 171 Wednesday, November 24,...

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