Monday, January 27, 2014

Jonas Salk

History I Honors22 February two hundred9In America in the 1950s, summer was a sentence of despair and c at a cliprn for most p bents; this was the time when children by the thousands became obtain with the stultify disease acute anterior infantile paralysismyelitismyelitismyelitis. luckily this reverence was lifted everto a greater extent when it was announced that Dr. Jonas Salk had transgressed a vaccinum against towards this disease. Salk became knowledge domain-famous everywherenight, and his un deal outing was the result of many social classs of conscientious research. Jonas Salk was born in refreshful York City. His pargonnts were immigrants who lacked a formal education, and were determined to depend their children succeed and encour whiled them to reading hard. Jonas Salk was the starting signal member of his family to go to college; he entered the City College of New York intending to vignette uprightness, but soon became intrigued by medical examination science. time in college he met his here afterwards wife, Donna Lindsay, whom he conjoin on June 9, 1939. They had three children: Peter, Darrell, and Jonathan. In 1968, they divorced, and in 1970 Salk married Françoise Gilot, the causation mistress of Pablo Picasso. While attending medical school at New York University, Salk was invited to spend a year researching in fluenza. The computer virus that ca lend oneselfs flu had only recently been discovered and Salk waseager to check into if the virus could be deprived of its ability to infect, but even give immunity to the illness. Salk succeeded in this attempt, which became the basis of his later achievement on infantile paralysis. After completing medical school and his internship, Salk returned to the turn over of influenza, the flu virus. humanity War II had begun, and public wellness experts fe ard a replay of the flu epidemic that had killed jillions in the discharge up of World War I. The development of vaccinums correspondled the! spread of flu after the war and the epidemic of 1919 did not recur. In 1947, Salk true an appellation to the University Of Pittsburgh Medical School. While working there, with the subject battlefield Foundation for immature Paralysis, Salk saw an opportunity to develop a vaccine against infantile paralysis; he devoted himself to this work for the coterminous eight years. acute anterior acute anterior poliomyelitismyelitis is a super infectious disease caused by a virus. It invades the nervous agreement and whoremaster cause total palsy in a matter of hours. This incurable disease lowlife strike at any age but principally affects children under 5 years of age. One in 200 infections led to irreversible paralysis (usually in the legs). Among those paralyzed, 5% to 10% would die when their animate muscles become immobilized. The virus enters the body by contaminated food, disgusting fingers or water tainted with sewage. The virus attaches to receptors on the ente ral walls; this is where it gets into the bloodstream. It then invades the CNS (central nervous system) banquet along heart fibers. As it multiplies the virus destroys nerve cells, get neurons, which are the neurons needed to activate muscles. These nerve cells cannot be regenerated and therefore, the alter muscles no long-acting function. In the most severe cases, the polio virus attacks the repulse neurons of the brain stem, reducing breathing capableness and causing bar in swallowing and speaking. This is known as bulbar polio and can result in death without respiratory support. The fight against polio didn?t actually begin until 1938 when the National Foundation for infantile Paralysis was discovered. Basil OConnor, the former law partner of death chair Franklin D. Roosevelt, Americas most distinguished polio victim, began it. withal that same year, the offset printing March of Dimes fundraising program was set up, radio receiver networks offered unloosen 30-se cond slots for promotion. Audience members were asked! to send in a dime start to the White House. They received 2,680,000 letters within days a few days. As the fear of polio increased singly year, funds to fight it increased from $1.8 one million million to $67 million by 1955. Research continued during those years, but, O?Neill writes, Everything scientists believed about polio at first was wrong, leading them down many cover alleys. Furthermore, most researchers were experimenting with highly dangerous brood vaccines. In brilliance test six children were killed and three left crippled.Although there is brace not a cure for polio to this day, it has been brought under accommodate by immunization. In 1955 Salks years of research paid off, the pitying trials of the polio vaccine effectively protected the subject from the polio virus. When refreshings of the discovery was make public on April 12, 1955; Salk was hailed as a miracle worker. He further endeared himself to the public by refusing to apparent(a) the vacci ne. He had no desire to profit personally from the discovery, but merely wished to give away the vaccine disseminated as widely as possible. Salks vaccine was undisturbed of killed polio virus, which retained the ability to protect without running the run a risk of infecting the patient. A few years later, a vaccine madefrom live polio virus was developed, which could be administered orally, mend Salks vaccine ask injection. Also there was well-nigh curtilage that the killed vaccine failed to tout ensemble immunize the patient. In the U.S., public health authorities take to distribute the live oral vaccine instead of Salks. regrettably the preparation of the live virus septic some patients with the disease, earlier than immunizing them. Since the introduction of the original vaccine, the few new cases of polio account in the United States were probably caused by the live vaccine which was intended to prevent them. In countries where Jonas Salks vaccine still has remained in use, the disease has been nearly eradicat! ed. Beginning in the early 1980?s, Salk too engaged in research to develop a vaccine for another, more recent plague, AIDS. To further this research, he co-founded The Immune receipt Corporation with Kevin Kimberlin, to search for a vaccine, and they also patented Remune, an immune-based therapy. It has not yet been evaluated by the U.S Food and drug Administration (FDA) for use by people living with HIV. Unfortunately Salk died at age 81 due to heart disaster; before a successful vaccine was found, and although many advances were made in treating AIDS, ?The world still waited for the miracle vaccine the conqueror of polio had sought,? wrote historian Alan Axelrod. Fortunately before his death, Salk founded the Jonas Salk Institute for Biological Studies in 1963; it was an innovative center of attention for medical and scientific research. Jonas Salk also began to make known books, some even written with sensation or more of his sons, who are also medicalscientists. Sal ks published books include Man Unfolding, The choice of the Wisest, World Population and Human Values: A New Reality, and human body of Reality. During his life time Jonas Salk accumulated many honors one of which was presented to him in 1977. It was the chairpersonial Medal of Freedom and was given to him by President Jimmy Carter, and with the following statement accompanying the medallion:?Because of doctor Jonas E. Salk, our country is free from the cruel epidemics of poliomyelitis that once enamored almost yearly. Because of his tireless work, untold hundreds of thousands who might take over been crippled are sound in body today. These are Doctor Salk?s true honors and there is no billet to add to them. This Medal of Freedom can only confine our gratitude, and our deepest thanks.?Thanks to Jonas Salk in 2008 researchers found only 4 countries in the world which remain polio-endemic, this is down from more than 125 countries in 1988. The remaining countries are A fghanistan, India, Nigeria and Pakistan. Since 1988 t! he number of polio cases has fallen by over 99%. Works CitedI.www.faqs.org, http://www.faqs.org/health/bios/14/Jonas-Salk.htmlII.www.time.com, http://www.time.com/time/time100/scientist/profile/salk03.htmlIII.www.kidshealth.org, http://kidshealth.org/parent/infections/bacterial_viral/polio.html If you extremity to get a large essay, order it on our website: OrderCustomPaper.com

If you want to get a full essay, visit our page: write my paper

No comments:

Post a Comment