Week 5 Response - Still, it is amazing how seemingly...

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Virginia Lieu History 183 February 17, 2010 Week 5 Cholera Response In “Disease” by Mary Dobson, the section on African Trypanosomiasis gave a thorough but easy-to-understand explanation of the history of the colonial disease “sleeping sickness.” I was particularly struck by how amazing it was that the parasite, Trypanosoma, could evade destruction even today. Even though by the 1970s the disease was dying down, because of human causes, the disease struck back. It is really distressing how it is one of the top ten diseases of Africa even today in such an advanced age. Although some advances have been made, such as sequencing Trpanosome’s genome and fly traps inmpregnated with insecticides, we are still a long way from eliminating African Trpanosomiasis.
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Unformatted text preview: Still, it is amazing how seemingly unrelated diseases such as the stallion sickness, nagana, and the fly disease had a common cause. Although the first connection was made by David Bruce and his wife, Mary, when they saw the corkscrew-like creature in the blood of sick cattle to the same flagellated parasite that David Gruby saw in the blood of fish, frogs, rats, camels and horses. Finally, it was by the work Patrick Manson and Dr. Robert Michael Forde that the connection was finally made between all three illnesses. It is really amazing how the work of different scientists and physicians in different parts of the world could finally all accumulate information that connects three seemingly unrelated illnesses....
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Week 5 Response - Still, it is amazing how seemingly...

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