vira zoonosis

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  • Created by: Amh
  • Created on: 08-04-16 19:59
What is zoonosis
Diseases and infections which are naturally transmitted between vertebrate animals and humans
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Why are zoonotic infections important
They are expensive, restrict import export and global accessibility
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What is an emerging virus
A causative agent of a new or previously unrecognised infection
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What are the 6 factors that dive viral emergence?
Physical environmenta factors, microbes and virs, ecological factors, social political and economic factors, human and animal factors, genetic and biological factors
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Where did poliomyelitis originate from
primates
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What are some other examples of zoonoses
HIV, Herpes b, Influenza, EBOLA, monkeypox, SARS, rabies, Dengue, yellow fever
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What species has flu jumped from
Birds, geese, pigs
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What species has HIV jumped from
Chimpanzees, sooty mangabys
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how do viruses move hosts
by antigenic shifts
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How many subtypes of HA and NA (FLU) are there
15 HA 9NA
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Of the influenza family viruses of which class can infect humans
H1, H2, H3
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What is the typical evolutionary path for flu
Brids usually acquire influenza first, hne it mutates to swine, then mutates to be transmissible between humans
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How many cases of avian flu and deaths were there in 2012
608 cases 359 deaths
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What does SARS stand for
Severe acute respiratory syndrome
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How many people were infected with SARS
8098
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How many people died from SARS
774
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When was the SARS epidemic
2003-4
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Where doo they think SARS originated from
fruit bats to palm civet cats to humans
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How many people does Dengue infect yearly
50-100million
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Where did dengue come from
Mosquitos
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What does dengue infection cause
flu‐like illness, and occasionally develops into a potentially lethal complication called severe dengue
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Where is dengue founs
engue is found in tropical and sub‐tropical climates worldwide, mostly in urban and semi‐urban areas (latin america asia)
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What is the treatment for dengue
THERE IS NONE
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Is there a vaccine for Dengue
They're working on it
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Why is it hard to mak a vaccine for it
Dengue is 4 closely related viruses due to different spreading lifecycles
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What is the vaccine in phase 3
A recombinant virus clone of yellow fever with some dengue serotypes
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Card 2

Front

Why are zoonotic infections important

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They are expensive, restrict import export and global accessibility

Card 3

Front

What is an emerging virus

Back

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Card 4

Front

What are the 6 factors that dive viral emergence?

Back

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Card 5

Front

Where did poliomyelitis originate from

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