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Search results 731 - 740 of 1292 matching essays
- 731: Mononucleosis 2
- ... McKinaly provided more details of the lymphocytes as a marker that led to the disease. (6) The idea of EBV being connected to mono came about in 1958 by Burkitt. There were some cases in Africa of young children having tumors in their jaw and dying even when the tumor was removed. He later found out that the patients were coming from areas highly infested with mosquitoes, so they figured that ...
- 732: Infectious Diseases
- ... of Government funds to increase public awareness and to offer the people simple protective measures such as condoms. It is now estimated that for AIDS alone, 80% of all world wide infected carriers reside in Africa. It is not only on a national scale, however, in which certain regions or age groups are more predominantly effected more so than others. In Canada, for example, the percentage of individuals who have been ...
- 733: Hiv
- ... not yet developed clinical symptoms. In addition, although the vast majority of documented cases have occurred in the United States, AIDS cases have also been reported in almost every country in the world. Sub-Saharan Africa in particular appears to suffer a heavy burden of this illness. No cure or vaccine now exists for AIDS. Many of those infected with HIV may not even be aware that they carry and can ...
- 734: Hepatitis B 2
- ... in contact with infected blood. For these reasons, the people at the highest risk of contracting the disease are: anyone who is sexually active; health, dental, and emergency workers; adoptive families with children form Asia, Africa, South America, Eastern and Mediterranean Europe (as these areas have a high number of people infected); drug users; and anyone in close contact with someone infected. This is not as scary as it seems, for ...
- 735: Hepatitis
- ... has not been well defined. Some specific population groups can be identified, in whom the prevalence is much higher than the national average. Most easily identifiable of these are immigrants from South East Asia and Africa, but other immigrant groups also have a higher than expected prevalence of the hepatitis B carrier. In Canada, eleven provinces and territories have opted for elementary schoolchild (grades 4-6) vaccination, and only four of ...
- 736: Global Warming Extended Definition Essay
- ... the plankton dying; floods are sweeping the land. In California, the climate is acting in a peculiar way. So, too, in Antarctica, where unlooked-for flowers are blooming as the ice shelves disintegrate In Southern Africa, it looks as though the rains will fail. Again. All over the world, there is something odd about the weather" ("Feuding over Global Warming", 6). There may be nothing out of the ordinary about these ...
- 737: Give An Overview Of Life Through The Tertiary, In Relation T
- ... safeguards were developed by these herbivores during the Miocene epoch. New species included some birds: parrots, woodpeckers, pigeons, and pelicans, falcons, and crows. Mammal newcomers were mice, rats, porcupines, and guinea pigs. Mammal migration between Africa and Asia occurred. Apes also evolved during the Miocene. Their history was found in monkeys, which had evolved since the Paleocene. African primates developed into apes, and eventually into Humans. During the Pliocene, most landmasses ...
- 738: Factors Of Parasitic Virulence
- ... virulence due to the lack of both evolved host defenses and parasitic self-regulation (Esch and Fernandez 1993, Toft et al. 1991). Unsuccessful colonizations must frequently occur when parasites encounter hosts with adequate defenses. In Africa, indigenous ruminants experience low virulence from Trypanosoma brucei infection, while introduced ruminants suffer fatal infections (Esch and Fernandez 1993). There has been no time for the new host to develop immunity, or for the parasite ...
- 739: Endangered Species 3
- ... are disappearing fast. They are not disappearing because they are being killed but because the trees that provide their and shelter are being cut down for lumber and for space to grow crops. In central Africa the mountain gorilla is presently endangered because its forest home is being cut down. The same is true for the Asian ape and orangutan. Another indirect cause of endagerment has come from chemical poisining of ...
- 740: Ebola Virus
- ... there 293 cases were recorded with 233 deaths, 70% fatality rate. In the later part of 1995 another string of the Ebola virus was discovered. A Swiss researcher on the Cote d'lvore of West Africa was the first person to get the Tai string of the Ebola virus. She got it from a chimpanzee in the Tai Forest. She was taken to a hospital and recovered well. Ebola is found ...
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