Essay On Mosquitoes

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Introduction: Mosquitoes are blood sucking insects that are responsible for the transmission of many diseases throughout the human and animal populations of the world. Aside from being disease vector, they can also cause major disruptions. In 3,000 species of mosquitoes, three of them are the mainly cause of the transmission of human diseases. Anopheles mosquito, carrier of malaria, Culex mosquito , the carrier of encephalitis, filariasis and West Nile Virus and Aedes mosquito, the carrier of yellow fever, dengue and encephalitis. Aside from these diseases, there are other diseases caused by mosquitoes like chikungunya and dog heartworm. According to the World Health Organization, mosquito bites were responsible for the deaths of more than one million people every year and most of it were due to malaria. Numerous type of mosquito…show more content…
Blood meal won’t be supplied to mosquitoes during the test. Making an Arm Cage The test will be carried out in cage with 30 cm sides at normal room temperature. The cage was built with transparent plastic cover and had a cotton socket sleeve for forearm introduction on the front side. Put four round openings (Ø = 15 cm) sealed with fine mosquito net at the remaining sides except for the bottom part for air circulation. Mosquito Assay Fifty mated female mosquitoes would be placed in the cage. During the test, the forearm will be covered by a paper sleeve with a hole corresponding to the marked area. Approximately 0.1 mL of limonene oil would be applied to the marked area of one forearm of each volunteer. Each volunteer puts the test forearm in a mosquito cage for the first 2 minutes of every thirty minutes exposure. The mean number of the mosquitoes between on the control forearm and landed forearm would be recorded as the protection percent. Testing period will last at least two hours.
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