not all four types at different times during your lifetime‚ but only once by the same type. You can get dengue virus infections from the bite of an infected Aedes mosquito. Mosquitoes become infected when they bite infected humans‚ and later transmit infection to other people they bite. Two main species of mosquito‚ Aedes aegypti and Aedes albopictus‚ have been responsible for all cases of dengue transmitted in this country. Dengue is not contagious from person to person. Symptoms of typical uncomplicated
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virus is transmitted to humans via the bite of a mosquito. The principle mosquito species is known as Aedes aegypti. This mosquito is found all over the world‚ and‚ throughout time‚ became adapted to urban environments. For example‚ the mosquito evolved so as to be capable of living year round in moist storage containers‚ rather than relying on the seasonal patterns of rainfall. Another species‚ Aedes albopictus (the "Tiger mosquito")‚ is widespread throughout Asia. Both mosquitoes are now well established
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dengue hemorrhagic fever‚ resulting in bleeding‚ low levels of blood platelets and blood plasma leakage‚ or into dengue shock syndrome‚ where dangerously low blood pressure occurs. Dengue is transmitted by several species of mosquito within the genus Aedes‚ principally A. aegypti. The virus has five different types; infection with one type usually gives lifelong immunity to that type‚ but only short-term immunity to the others. Subsequent infection with a different type increases the risk of severe complications
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The causative agent for dengue is the Aedes aegypti mosquito. The characteristics of the mosquito are the following: * A day biting mosquito (6am to 4am) * Lays eggs in clear and stagnant water found in flower vases‚ cans‚ rain barrels‚ old rubber tires‚ etc. * The adult mosquitoes rest in dark places of the house * Low flying II. ETIOLOGIC AGENT Dengue Virus: Types 1‚ 2‚ 3‚ 4‚ and Chickungunya virus III. MODE OF TRANSMISSION Aedes aegypti mosquito bite *See Figure1 for
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to find out the potency of the combined extracts of the Chili Pepper and Kamias as a mosquito repellent‚ thus the prevention of Dengue Fever. 1.) Can the extracts of Chili Pepper and Kamias prevent from having mosquito bite especially that of the Aedes aegypti‚ a Dengue - causing mosquito? 2.) What are the natural repellent substances contained in these two plants? 3.) Are these effective and safe to use? Will this mosquito killer (Chili Pepper and Kamias) can affect the health or even kill the person
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after the illness. Dengue spreads rapidly and may affect large number of people during an epidemic resulting in reduced work productivity‚ but most importantly causing the loss of lives. Causes Dengue is spread by the bite of an infected mosquito Aedes aegypti. The mosquito gets the virus by biting the infected persons. The first symptoms of the disease occur about 5-7 days after an infected bite. Symptoms Sudden onset of high fever Severe and continuous pain in abdomen; Bleeding from
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to one’s health and our environment. So this study was conducted to determine was conducted to determine the effect of aromatic plants namely pandan and lemon grass as water-based crude extracts on the normal larval (wriggler) development of pest‚ Aedes aegypti to reach full pupae or adult stage. Different treatments were prepared as to Treatment A (Lemon Grass)‚ Treatment B (Pandan)‚ and Treatment C (Water) with three trials each. Each trial has 10 wrigglers in it. Observation and data collection
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Dengue survival rate dependency on income level‚ awareness‚ access to hospitals . Humans are the major hosts of the dengue virus and Aedes aegypti mosquitoes represent the principal vector .A aegypti is closely associated with human habitation and its larvae are often found in artificial water containers such as discarded tires‚ buckets and water storage facilities. Dengue is a mosquito borne disease that has recently become a public health concern. The WHO has estimated that 40% of the world’s
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arbovirus disease caused by any one of four closely related viruses that do not provide cross-protective immunity; a person can be infected as many as four times‚ once with each serotype. Dengue viruses are transmitted from person to person by the Aedes aegypti mosquito in the domestic environment. Periodic epidemics have occurred in the Western Hemisphere for over 200 years. In the past 20 years‚ however‚ dengue transmission and frequency of epidemics have increased greatly in most tropical countries
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REPUBLIC OF THE PHILIPPINES DEPARTMENT OF EDUCATION REGION XI DIVISION OF DAVAO DEL SUR STA. CRUZ NATIONAL HIGH SCHOOL STA. CRUZ DAVAO DEL SUR MORINDA CITRIFOLIA AS MOSQUITO REPELLENT RESEARCHER: HERNICA JANE E MAGBANUA RESEARCH ADVISER: MR. RONALD DIAZ Introduction With the rising number of mosquito borne illnesses spreading in the world‚ there are limited medications for the diseases brought by the mosquitoes. Despite the advent of medical and technological
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