What is the name of the lesion seen on the choric-allantoic membrane of an embryonated turkey egg, infected with proxyvirus?
Pock
The nutritional component of calf foetus
Stimulates cell division
Affinity chromatography viral purification method
Virus specific antibodies used
Virus capsid surface proteins
Are called capsomeres
Real time polymerase chain-reaction
Determines the amount of DNA tested in the sample
Polyacrylamide gel electrophoresis determines
The virus amount and size (molecular weight)
Cells attached to viruses
Haemagglutinate, cause haemagglutination inhibition, cause haemadsoprtion, directly spread from one cell to another by cell fusion
RNA-dependent RNA-polymerase enzyme found
Negative direction, in single-stranded RNA genome virus virions
Mutations
Can happen during viral eclipse
Offspring viruses cannot form in the infected cells of
Latent infections
During tolerated infections
There is no immune response against the virus
Orphan viruses
Do not cause illnesses
Indirect virus detection method
Plaque reduction probe
The haemagglutination inhibiting titer
The highest whey (serum) dilution where we do not see haemaggluttination
A changing viruses’ continuous whey
We create a virus dilution line, and with every dilution we add the same amount of whey (serum)
Oseltamivir and zanamivir block
Influenza A virus neutralisation
In young animals, the mothers antibodies
block the active immunodeficiency of the vaccine
Experimental animals can be used to spread viruses for …
1. Diagnostic purposes 2. Vaccine production 3. Vaccine control/checks 4. Cell line production
- Yes
- Yes
- Yes
- No
With Cell culture passage
1. We can keep up/maintain breeding 2. We can increase the quantity of cell breeding/cultures 3. We can remove contaminated viruses 4. We can remove tumour cells
- Yes
- Yes
- No
- No
The polymerase chain-reaction contains
1. Sample (virus) DNA 2. Temperature resistant (Taq) DNA polymerase 3. Virus-specific oligonucleotide primers 4. Virus-specific monoclonal antibodies
- Yes
- Yes
- Yes
- No
Disinfectants
1. Always damage the viral nucleic acid 2. Only act against enveloped viruses 3. Can be used in the environment or outer/external cover 4. Occasionally toxic or corrosive
- No
- No
- Yes
- Yes
Acridine orange turns the single-stranded nucleic acid orange/red
True
With polymerase chain-reaction we can determine the infective titer of the virus
False
With the virus neutralisation test we can separate the maternal and vaccine-induced antibodies
False
With the haemagglutination inhibition test, we can show the African swine fever antibodies
False
What can we call the process where the cell division of cells of ectopic tissues are inhibited during contact?
contact inhibition
What is the concentration mode in which, with the help of osmotic pressure, water is removed from the virus suspension?
dialysis
What do we call the virus penetration method, whereby RNA-protein complexes can pass through the cytoplasmic membrane?
translocation
What is it called, when an mRNA codes for more than one protein?
Polycystronic
What do we call the type of phenotypic mix, when one of the virus’ nucleic acids builds into the other virus’ capsid?
Phenotypic mixing (melange)
Indirect virus propagation disease in which you have to take two samples
after immune response
What is the name of the method whereby, organ samples of dead animals are inoculated for cell cultures?
Cell cultivation or cell culture contamination
What is the name of the virus detection method whereby, the antigen and antibody react with one another via an electric current?
Immunoelectrophoresis
What do we call an the ingredients of an inactive vaccine, which increases the vaccine intensity?
Adjuvant
Papilloma viruses
Are usually stenoxen viruses
Alpha herpes viruses
Cause latency in ganglionic nerve cells
Orthopox viruses causes
cowpox virus
Beak and feather disease viruses
have an immunosuppressive effect
Orthoreo viruses
cause tenosynovitis in birds
Examples of the Picornaviridae family
enter, tescho, gelato, tremo, cardio and alpha virus
Alpha viruses
among them are zoonotic agents
A member of the Flavivirus is
the diarrhoea virus in cattle
Toroviruses in foals causes
stomach inflammation and enteritis
Some animal species are responsive to
Nipah virus
The Ebola virus
can cause bleeding fever in humans
The environmental owners/maintainers of the mamaerena viruses are
rodents
Viruses affecting humans and cattle
Deltaretrovirus genus
Bacteriophages
can be used up for some bacteriological diagnostic tests
Prion proteins
are usually spread orally
In chickens, it can cause kidney failure
Gammacoronavirus (infectious bronchitis)
In horses, it causes a slowly-developing infection
influenza virus
What is the name of the adeno- or orthoreovirus disease affecting calves?
Pneumonitis
What illnesses does the Aujeszky-disease virus cause in dogs?
deadly encephalitis
In what animal, does Aujeszky-disease(?) virus cause mouth pain?
Sheep
What is the name of the disease caused by goose parvovirus?
Derzsy disease
What is the name of the illness/disease caused by rhinovirus?
Rhinitis
In what species does Border disease virus cause illness?
Sheep
Which virus causes persistent infections in the sexual organs/tracts?
Arterovirus
Which animal virus did they manage to get rid of on Earth?
Eastern cowpox, morbillivirus
Which virus causes glandular stomach disease in parrots?
bornavirus
What do they call the virus causing human immunodeficiency?
AIDS
Can cause immunosuppression in cats
1. Panleicopenia virus 2. peritonitis virus infecting cats 3. feline leukaemia virus 4. the infectious bursitis virus
- No
- Yes
- Yes
- No
- Small mammals are the hosts of….
- mammalian bornavirus
- mammaerenavirus
- mamastroviruses
- hantaviruses
- Yes
- Yes
- No
- Yes
Causes abortion, respiratory and central nervous system symptoms
1. herpresmamillitis virus (BoHV-2) 2. cattle affecting infectious rhinotracheitis virus (BoHV-2) 3. equine rhinopneumonitis virus (EHV-1) 4. Aujeszky-disease virus (SuHV-1)
- No
- Yes
- Yes
- Yes
