Currently, only two laboratories in the world are known to keep the smallpox virus, one in USA and the other in Russia. Afterwards the prince and princess of Wales had their two daughters undergo similar procedure. People laughed at his idea and said that inoculation of cowpox material would make people to grow horns!
Jenner conducted the experiment on 23 cases and he concluded that those who had suffered cowpox were indeed immune to smallpox. The woman did not contract the smallpox disease.
In spite of all these successes, smallpox inoculation was severely opposed. The concept that diseases are caused by infectious organisms was developed over many centuries before it was firmly established. However, his concept was contrary to the beliefs about diseases in the 16th century.
The boy did not develop smallpox except for a small sore at the site of inoculation.
This threat has Smallpox viruses essay the United States of America to restart smallpox vaccination in military personnel and others working in sensitive areas. Lady Mary Worley Montague, the wife of the British Ambassador in Constantinople got her son inoculated with smallpox by the surgeon of the Embassy and she tried to popularize smallpox inoculation in England.
At first Jenner faced a lot of resistance to publish his work, and finally he published his work at his own expenses. This dangerous procedure called variolation was acceptable at that time, but not today.
From the skin lesions of the cow, the matter was collected and given as vaccine Vacca is Latin for cow.
Later five orphans who had not yet had smallpox were inoculated and they all recovered. Within fifty years of the discovery, most European countries had initiated compulsory vaccination, without knowing that they were dealing with a virus!
Smallpox disease was successfully eradicated from the world by smallpox vaccination, which was carried out throughout the world.
However, currently, there is a fear that smallpox virus may be used as a biological weapon. The college of physicians required that Jenner should pass an examination in classics, which Jenner refused.
When World Health organization was ready to certify the eradication of smallpox, an accident occurred in Birmingham, where a medical photographer died of smallpox, apparently, from virus stocks kept in a laboratory. The last case of naturally occurring smallpox was recorded in Somalia in October Then one woman was sent to a smallpox epidemic area and was ordered to lie every night in the same bed with a smallpox patient and she was also ordered to attend him.
The notion that using humans in experimental trials may be unethical today, but such a notion was unheard in those days. An useful essay on smallpox! Finally, in the World Health Assembly declared that smallpox has been eradicated throughout the world.1.
List three characteristics of the variola virus that causes smallpox. (3) The variola virus can spread fast and is said to be the largest virus containing the most complex DNA sequence. Within hours it can be throughout the entire body. This virus also starts in animals and is spread to the human population.
Viruses-smallpox, Venezuelan equine encephalitis, and viral hemorrhagic fevers 3.
Biological toxins-botulinum, staphylococcal enterotoxin B, ricin, and T-2 Mycotoxins Chemical agents have been used in warfare for years, even by law enforcement in the form: 1.
Bioterrorism: Smallpox Smallpox is a highly infectious and fatal disease caused by the Variola virus. It causes extremely painful pustules to sprout across the entire body.
Spread from human to human, it has since been eradicated from the world through the efforts of the World Health Organization. Essay on Cause and Effects of Smallpox Words | 7 Pages. Cause and Effects of Smallpox Smallpox is caused by the variola virus that emerged in human populations thousands of years ago.
Smallpox is a specific, infectious, and highly contagious febrile disease known only. Smallpox: An Useful Essay on Smallpox | Immunology. Article shared by: ADVERTISEMENTS: However, currently, there is a fear that smallpox virus may be used as a biological weapon.
This threat has made the United States of America to restart smallpox vaccination in military personnel and others working in sensitive areas.
Smallpox Viruses Essay - For approximately three-thousand years, smallpox has ravaged and plagued the four corners of the globe.
In fact, in the 17 th and 18 th centuries, it was claimed to be the most infectious disease in the West, with an astounding 90% mortality rate in America.Download