mosquito repellent (e.g. permethrin‚ prallethrin etc.)‚ binder‚ emulsifier and cross linker. The carrier composition is applied as a finish or printed onto the fabric. 1. Introduction 1.1 About Mosquitoes Mosquito-borne diseases‚ such as malaria‚ dengue fever and yellow fever‚ have plagued civilization for thousands of years. There are many kind of mosquitoes‚ each of which has a different habitat‚ behavior and preferred source of blood. About ten of these species are so numerous‚ and such
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CHAPTER ONE INTRODUCTION AND LITERATURE REVIEW 1.0 Ginger Ginger is a knotted‚ thick‚ beige underground stem (rhizome). The stem extends roughly 12 inches above ground with long‚ narrow‚ ribbed‚ green leaves‚ and white or yellowish-green flowers. The important active components of the ginger root are thought to be volatile oils and pungent phenol compounds (such as gingerols and shogaols). 1.1 Parasitological examination of stool specimen This is the examination of intestinal parasites
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Ocean. They are most known for their presence on the Hawaiian Islands. Due to the large tourist presence on the islands‚ and the increasing pressure of unhappy tourists these pests are literally being poised to extinction. They are known to carry Malaria‚ and yellow fever and infect thousands of tourists yearly. Should these creatures be spared? After all their endangerment is a direct cause of human involvement. Although I believe that extinction is not necessarily the answer‚ continued involvement
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Wuchereria bancrofti is a human parasitic roundworm that is the major cause of lymphatic filariasis. Wuchereria bancrofti‚ Brugia malayi and B. timori are the three filarial species cause lymphatic filariasis. They are spread by a mosquito vector and human is the definitive host. In lymphatic filariasis‚ repeated episodes of inflammation and lymphedema lead to lymphatic damage‚ chronic swelling‚ and elephantiasis of the legs‚ arms‚ scrotum‚ vulva‚ and breasts . Epidemiology W. bancrofti occurs in
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on children and the elderly in developing countries. There are more than 3‚000 species of mosquitoes‚ but the members of three bear primary responsibility for the spread of human diseases. Anopheles mosquitoes are the only species known to carry malaria. Culex mosquitoes carry encephalitis‚ filariasis‚ and the West Nile virus. And Aedes mosquitoes‚ of which the voracious Asian tiger is a member‚ carry yellow fever‚ dengue‚ and encephalitis. The latest outbreak in the province‚ located around 400
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healthy and safe everywhere they go. Lemon and orange are made not only for the fruit that it produces. Insect repellent is very common for making mosquitoes fly away. It can also help prevent and control the outbreak of Insect-borne diseases such as Malaria‚ Lyme Disease‚ Dengue Fever‚ Bubonic Plague‚ And West Nile
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killing insects and mosquitoes? II. Title Mosquito Trapper Using Sugar And Yeast III. Introduction Our group observed that many people especially children are prone in getting sickness from mosquitoes and may suffer sickness like Dengue and Malaria that may lead to death. Our group also observed that we can create a mosquito trapper and also a mosquito killer using recycled and improvised materials. In this‚ we can save more money and it is safer to use than mosquito killer lamps‚ insect killer
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mild agreeable flavored flesh‚ also yields leaves where government health researchers found extracts for the formulation of an effective anti-mosquito repellant. It is not only against dengue‚ in fact‚ but against all mosquito-borne diseases like malaria and filariasis especially in areas of the country where incidence is high. It also serves as a personal care product used in preventing mosquito bites that cause itchiness‚ inflammation and discomfort to individuals. The repellent uses a washable
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previously bitten person’s or animal’s blood into the next person bitten. Instead‚ it injects saliva‚ which acts as a lubricant or anticoagulant so the insect can feed efficiently. Since the pathogens that can cause diseases such as yellow fever and malaria exist in saliva they are transmitted through the saliva during feeding process of bloodsucking insects. When a mosquito transmits a disease agent from one person to another‚ the infectious agent must remain alive inside the mosquito until transfer
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difference between a communicable disease and an inherited disease. Use examples you have studied in this exploration to support your description. (4 Marks) A communicable disease is a disease that is transmitted from person to person; for example‚ malaria. An inherited disease is a disease that is passed through genetics; for example‚ sickle cell anemia. 6. Why are white blood cells in a stained blood smear usually counted at low power under a microscope? Explain your answer. (2 Marks) They
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