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Jun 23 2009, 5:21 PM EDT
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Change: Moved by Jun 23 2009, 5:21 PM EDT
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Jun 23 2009, 5:21 PM EDT
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Change: Renamed from Chapter 25 by Jun 23 2009, 5:21 PM EDT for: Rename
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May 1 2009, 3:54 AM EDT
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Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
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May 1 2009, 3:53 AM EDT
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Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
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May 1 2009, 3:52 AM EDT
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Change: Because arthropod vectors (mosquitoes, ticks, flies & gnats) are found worldwide, so too are the arboviruses they carry. Prevalence tends to be in the tropics
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Apr 30 2009, 10:28 PM EDT
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Change: mosquitoes (West Nile Virus), ticks, flies, & gnats • Major human pathogenic viruses-togaviruses, flaviviruses, some bunyaviruses & reoviruses • Most types ofVertebrates illnessesare causehosts mildto fevers,more somethan causesevere400 encephalitisviruses &transmitted life-threateningprimarily hemorrhagicby feversarthropods. ToRetroviruses •
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Apr 30 2009, 10:07 PM EDT
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Change: the particles of this virus have a distinctive bullet-like apperaance, round on one end and flat on the other. additional features are a helical nucleoplasmid and the spikes the protrude through the envelope. the family contains approximately 60 differnet viruses, but only the baries lyssavirus infects humansPoliomyelitis (Polio)-Acute
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Apr 30 2009, 9:37 PM EDT
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Change: • Common in domesticated animals • 3 types of human coronaviruses have been characterized – HCV causes a cold – An enteric virus – Severe Acute Respiratory Syndrome (SARS) • Airborne transmission immunization -Raccoons are the most common carriers of rabies in the United UntiedStates, States.Butbut bats
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Apr 30 2009, 8:45 PM EDT
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Change: PneumonvirusPneumovirus • Infects upper respiratory tract & produces giant multi-nucleate cells • Most prevalent cause of respiratory infection in children 6 months or younger; most susceptible to serious disease • Epithelia of nose & eye portal of entry • Replicates in nasopharynx • Rhinitis, wheezing, otitis, croup •
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Apr 30 2009, 8:10 PM EDT
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Apr 30 2009, 8:02 PM EDT
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Change: 2009 flu outbreak in humans that is widely known as "swine flu" apparently is not due to a swine influenza virus. It is due to a new strain of influenza A virus cansubtype beH1N1 subdividedthat intoderives differentfrom serotypesone basedstrain onof thehuman
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Apr 30 2009, 2:42 PM EDT
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Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
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Apr 30 2009, 2:40 PM EDT
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Change: The RNA Viruses of Medical Importance Virus Classification Group: Group V ((-)ssRNA) Family: OrthomyxoviridaeGenera Influenzavirus AInfluenzavirus BInfluenzavirus CIsavirusThogotovirus Orthomyxoviruses • Enveloped, segmented ssRNA • 2 types of enveloped glycoprotein spikes – Hemagglutinin (HA) – binds to host cells – Neuraminidase (NA)
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Apr 30 2009, 2:37 PM EDT
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Change: This genus has one species, influenza A virus. Wild aquatic birds are the natural hosts for a large variety of influenza A. Occasionally, viruses are transmitted to other species and may then cause devastating outbreaks in domestic poultry or give rise to human influenza pandemics.[30] The
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Apr 28 2009, 12:27 AM EDT
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Apr 28 2009, 12:25 AM EDT
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Apr 28 2009, 12:19 AM EDT
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Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
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Apr 28 2009, 12:10 AM EDT
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Change: -Some believe it to have been the avian flu-It was most deadly for people between the ages of 20-40 years old which is an unusual pattern for influenza.-675,000 Americans died which was 10 times more than in WWI.This link has the full
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Apr 28 2009, 12:07 AM EDT
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Apr 27 2009, 11:48 PM EDT
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Change: This link has the full history of th e1918 flu pandemic, incredible!http://health.discovery.com/centers/coldsflu/germs/influenza.htmlQ: What type of vaccine is the current flu vaccine?a. Recombinantb. Killed, whole virusc. ToxoidA: Killed, whole virus Avian Influenza A (H5N1) Bird FluInfluenza A (H5N1) is an
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