In vaccinated sows multiplication of viruses and virus shedding are significantly reduced. They are unlikely to survive outside living cells for more than two weeks, except in cold but above freezing conditions, and are readily inactivated by disinfectants.
Food is not yet known to be a vehicle for the transmission of this new influenza virus. These sites of epithelial damage are often superinfected with bacteria, but severe lung damage can be caused by the virus. Surveillance[ edit ] Although there is no formal national surveillance system in the United States to determine what viruses are circulating in pigs,  an informal surveillance network in the United States is part of a world surveillance network.
Classification[ edit ] Of the three genera of influenza viruses that cause human flutwo also cause influenza in pigs, with influenza A being common in pigs and influenza C being rare. Still, it was quickly ascertained that the most popular way that this condition spread was actually from inter-human contact.
South Korea reported that a year old woman, who recently visited Mexico, tested positive for swine flu, while Hong Kong's first confirmed case was a year old Mexican who arrived in the city from Mexico via Shanghai.
The pandemic alert raised to Phase 5 was a warning that the new swine flu virus was demonstrating a level of ineffective in humans that could take it rapidly to every country across the globe.
The new influenza virus called H1N1 virus or Hemagglutinin type 1 and N1 neuraminidase type1 can mutate over time causing changes to the structure of surface proteins called antigens and infects humans.
View Full Essay Words: The prevalence varies from country to country but all of the subtypes are continuously circulating in swine herds.
The information collected was kept strictly confidential and anonymity was maintained. There is a vaccine available to protect against swine flu.
Of the 25 swine exhibitors aged 9 to 19 at the fair, 19 tested positive for antibodies to SIV, but no serious illnesses were seen. Doctors senior residents, junior residents and interns and staff nurses from the departments having a service component on the hospital side, who have been working for at least the past 6 months in this hospital and gave consent to be a part of the study, were included in the study.
The global health body, WHO, however, was quick to reiterate that at present there, was no recommendation to cull pigs. Of this, only Use a tissue or your arm -- not your hands.
She contracted the illness after having contact with hogs at the Ross County Fair. Historically, there has been mistrust of vaccines and of the medical community from African Americans.
About four-fifths of the doctors and In in Canada, a strain of H4N6 crossed the species barrier from birds to pigs, but was contained on a single farm . The transmission from swine to humans is believed to occur mainly in swine farms, where farmers are in close contact with live pigs. Abortion and reduced growth rates in young pig causes a remarkable economic loss.
Try to avoid close contact with sick people. Since it's discovery in April it has spread around the globe and has caused infections in 74 countries totalling over infections, but the real number will be much closer to The questionnaire was interviewer administered. Dec 15, · Although H1N1 flu is sometimes incorrectly called “swine flu,” the virus is transmitted from person to person.
Symptoms of the H1N1 flu include fever, chills, nausea, vomiting, body aches, lethargy and fatigue, which usually appear in rapid succession.
Conclusion The challenges facing the international public health’s concern improving networks and methods of identifying, tracking, and responding to the emergence of new diseases. Building an effective, integrated web of global public health services to serve these needs is, of.
Read about 10 things not to do to avoid swine flu -- including swine flu parties and counting on face masks for swine flu prevention. Swine Flu: 10 Things Not to Do. Conclusion Swine Flu.
October 19 ENC The Spread of the Swine Flu Pandemic of InH1N1 better known as the swine flu, was declared a worldwide outbreak in over 22 countries resulting in approximatelydeaths.
Swine influenza is an infection caused by any one of several types of swine influenza viruses. Swine influenza virus (SIV) or swine-origin influenza virus (S-OIV) is any strain of the influenza family of viruses that is endemic in pigs.
As ofthe known SIV strains include influenza C and the subtypes of influenza A known as H1N1, H1N2, H2N1, H3N1, H3N2, and H2N3. Swine influenza is a respiratory disease of pigs caused by type A influenza viruses that regularly cause outbreaks of influenza in pigs.
Influenza viruses that commonly circulate in swine are called “swine influenza viruses” or “swine flu viruses.” Like human influenza viruses, there are different subtypes and strains of swine influenza viruses.Conclusion swine flu