Zoonotic Viruses That Infect Humans Flashcards
Virus that causes Cow Pox
Vaccinia
Viral traits of the Cowpox virus
Large, double Stranded DNA virus
Family of the cowpox virus
poxviridae
epidemiology of the cow pox virus (who)
Lab and cattle workers
Animal vector of vaccinia
Cattle
Virus that causes a “monkey pox-limited disease” aka “systemic pox-like disease”
monkey-adapted variola (small pox) virus
viral traits of Monkey adapted variola
Large ds DNA virus (poxviridae)
Epidemiology of Monkey-adapted (small pox) virus (where)
Africa, US prairie dogs
Epidemiology of the Monkey-adapted (small pox) virus (who)?
Great apes of Africa, transferred via animal trade
Animal/vector of the Monkey-adapted (small pox) virus
Contact with apes, monkeys, and African Rodents
What type of disease is caused by Ebola (Marburg) virus
Fever/Viral hemorrhagic fever
Viral traits of the Ebola (marburg) virus
Filo(filamentous) virus, Enveloped RNA, ss(-)sense RNA
Epidemiology of Ebola (marburg) virus [who and where]?
1) Central African “Species jumper” from apes/monkeys
2) secretions from infected individuals
3) lab worers at risk
What is the animal/vector of ebola virus?
Apes/monkeys and bats
What type of disease does Lassa virus cause?
Lassa Fever (it’s a viral hemorrhagic fever)
What are the viral traits of lassa virus?
Arena virus, enveloped, ambisense +,- RNA
Epidemiology of lassa virus
West/central africa
Secretions from infected individuals put contacts, and health workers at risk
Animal/vector of lassa virus
transmitted from infected rodents by urine
What disease is caused by the Tick Fever virus (Coltivirus)?
Colorado Tick Fever = Viral hemorrhagic Fever
What are the viral traits of Tick Fever (coltivirus)?
1) Reovirus
2) NON-enveloped
3) dsRNA virus with segmented genome
What is the epidemiology of Coltivirus (Colorado Tick Fever)
COLORADO.
Western US, Canada, Mountains
What is the animal/vector of Coltivirus?
Dermacentor tick (Same as RMSF)
- but they’re endemic to two different parts of the country!
- Ya, but this is what the worksheet says.
What virus causes “Break bone fever” and “hemorrhagic fever”
Dengue virus
What are the viral traits of Dengue virus?
1) Flavivirus
2) SS(+) RNA virus
3) 5 serotypes
What is the epidemiology (where) of Dengue virus?
Africa, Asia, Central and South America, Cases reported in Southern US as well
Animal/Vector of Dengue virus
Ades Egypti mosquitoe (Just like yellow fever!)
What type of disease is caused by Yellow Fever virus
Viral Hemorrhagic Fever
Viral Traits of Yellow Fever
Flavivirus, SS(+) RNA virus
Epidemiology of Yellow Fever
Africa and South America
Animal vector of Yellow Fever?
Aedes egypti mosquitoes (Just like Dengue)
BLACK VOMIT, jaundice, and viral hemorrohagic fever is a sign of….
Yellow Fever
What type of virus does Hanta Virus cause?
Hemorrhagic fever and acute renal failure
What are some of the viral traits of Hanta virus
Bunyaviridae
SS RNA virus with segmented genome
What is the epidemiology of Hanta virus?
Exposure to Rodetns in Korea (Hantaan)
What is the animal vector of Hanta virus?
Rodent urine/secretions
What is the epidemology of Hanta virus in the USA?
Inhalational exposure to the rodents in the “four corners” region of the Southwest
What type of disease does SARS cause?
Acute Respiratory disrtess
What are the viral traits of SARS?
Coronavirus
- Enveloped + Sense RNA
What is the epidemiology of SARS?
Travelers to/from China
Carried by bats and other animals found on the Asian Game MArket
MERS- Middle Eastern Respiratory Syndrome
What are the viral traits?
Arenavirus - ambisense +/- RNA
What is the animal vector of MERS?
Common house mouse
What transmits Hanta virus?
DEER MICE
How do you protect a population against hanta virus?
DESTROY RODENTS
