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108 Cards in this Set
- Front
- Back
Polymviridae (class) |
dsDNA |
|
Adenoviridae (class) |
dsDNA |
|
Poxviridae (class) |
dsDNA |
|
Hepadna viruses (class) |
Gapped ssDNA |
|
Paroviridae (class) |
ssDNA |
|
Reoviridae (class) |
dsRNA |
|
Poliovirus (class) |
+ssRNA |
|
Retroviridae (class) |
+ssRNA with DNA intermediate |
|
Orthomyxoviridae (class) |
-ssRNA |
|
Filoviridae |
-ssRNA |
|
~80% of North Americans are infected asymptatically |
JCV > polymaviridae |
|
Two dsDNA virus families that rely on host RNA polymerase |
Polymaviridae and Adenoviridae |
|
dsDNA virus family that uses it's own RNA pol |
Poxviridae |
|
Causes infections in cats and dogs (family and class) |
Paroviridae > ssDNA |
|
Most important cause of gastroenteritis in developing world |
Reoviridae (dsRNA) |
|
Cause mucosal infections (including influenza) |
Orthomyoviridae |
|
What is the significance of the L-protein? |
Found in Ebola > it's the RNA dependent RNA pol (-ssRNA genome) |
|
Is Ebola enveloped? |
Yes |
|
Is Ebola enveloped? |
Yes |
|
What receptor does Ebola recognize in what structure? |
NPC-1 in late endosome |
|
What type of symmetry does the measles virus exhibit? |
Helical |
|
Host receptor for measles |
CD46 |
|
Is polio enveloped? How does it become encapsulated? |
No > 5 folded and cleaved P1 peptides (VP1/2/3/4) come together to form pentamere, 12 pentamere a to form capsid |
|
How does poliovirus enter cells? |
VP1 N-termini conformational change @ PM to inject +ssRNA genome directly |
|
Is influenza enveloped? |
Yes |
|
Influenza glycoprotein ____ interacts with ______ |
Hemagglutinin > solace acid with 2-6 linkages preferrably |
|
What symmetry does the Norwalk virus have? |
Quasiequivalent isosahedral geometry (180 identical subunits) |
|
The 2 viruses from the flaviridae family |
Dengue and west Nile |
|
The 2 viruses from the flaviridae family |
Dengue and west Nile |
|
Flaviridae (class) |
+ssRNA READY TO GO |
|
Dengue virus fusion protein is activated in _____ |
Late endosome |
|
Does west Nile have an envelope? |
Yes |
|
Virus family that enter nucleus using microtubules |
Herpesviridae |
|
Flaviridae (class) envelope? |
+ssRNA READY TO GO (envelope +) |
|
Viremia |
Presence of visions in the blood |
|
Viremia |
Presence of visions in the blood |
|
Primary viremia |
Progeny visions released in blood after initial replication at site of entry |
|
Viremia |
Presence of visions in the blood |
|
Primary viremia |
Progeny visions released in blood after initial replication at site of entry |
|
Secondary viremia |
Delayed appearance of visions in blood |
|
pH of skin |
5.5 |
|
West Nile gains access to |
Vascularized dermis |
|
Rhinovirus causes |
Common cold |
|
Rhinovirus causes |
Common cold |
|
Reoviruses (transmission method and envelope?) |
Ailmentary and non-enveloped |
|
Rhinovirus causes |
Common cold |
|
Reoviruses (transmission method and envelope?) |
Ailmentary and non-enveloped |
|
Rhinovirus (transmission method and envelope?) |
Respiratory and enveloped |
|
Influenza (transmission method and envelope?) |
Respiratory via aerosols and enveloped |
|
Adenoviruses (transmission and envelope?) |
Conjunctiva and non-enveloped |
|
Iatrogenic |
Health care worker to patient |
|
Nosocomial |
Patient infected while in hospital |
|
Vertical |
Parent to offspring |
|
Germline |
Genomic transfer from parent to offspring |
|
Horizontal |
Transmission between two of the same or different species |
|
Picornaviridae (disease it causes, class, transmission method and enveloped?) |
HepA > +ssRNA > alimentary tract > nonenveloped |
|
Picornaviridae (disease it causes, class, transmission method and enveloped?) |
HepA > +ssRNA > alimentary tract > nonenveloped |
|
Incubation time for HepA |
30 days |
|
Two emerging diseases in 1980's from AIDS |
Pneumocytosis and kaposi sarcoma |
|
HAART |
Highly active antiretroviral therapy |
|
HIV (family, subfamily, enveloped?) |
Retroviridae > lentiviruses > enveloped |
|
What cellular compartment does RT happen in? |
Cytoplasm |
|
What cellular compartment does RT happen in? |
Cytoplasm |
|
HIV-1 glycoproteins (and function) |
gp120 (surface protein) and gp41 (fusion) |
|
What cellular compartment does RT happen in? |
Cytoplasm |
|
HIV-1 glycoproteins (and function) |
gp120 (surface protein) and gp41 (fusion) |
|
HIV-1 capsid protein is called |
p24 |
|
Host HIV-1 receptor and co-receptor proteins |
CD4 and CCR5/CXCR4 |
|
Host HIV-1 receptor and co-receptor proteins |
CD4 and CCR5/CXCR4 |
|
RT lacks what function |
3' to 5' expo nuclear activity |
|
Host HIV-1 receptor and co-receptor proteins |
CD4 and CCR5/CXCR4 |
|
RT lacks what function |
3' to 5' expo nuclear activity |
|
Gag |
Matrix and capsid proteins |
|
Host HIV-1 receptor and co-receptor proteins |
CD4 and CCR5/CXCR4 |
|
RT lacks what function |
3' to 5' expo nuclear activity |
|
Gag |
Matrix and capsid proteins |
|
Pol |
Makes RT, integrase and protease for polyproteins |
|
Group M stands for |
Major |
|
Group O stands for |
Outlier |
|
Most prevalent group of HIV-1 in the world |
Group C |
|
Most virulent group of HIV-1 in the world |
Group D |
|
Group CRF is found mainly in |
Sex workers |
|
Group CRF is found mainly in |
Sex workers |
|
96% of white homos in SA |
Group B |
|
Species of chimp responsible for transmitting HIV-1 to humans |
Pan tryglodytes tryglodytes |
|
Calcivirus infects |
Whales |
|
Calcivirus infects |
Whales |
|
Calcivirus causes |
Gastroenteritis and rashes |
|
HERVs |
Endogenous retroviruses |
|
What percentage of our genome is derived from HERVs? |
10% |
|
Herpes in Latin means |
To creep or crawl |
|
The time it takes to assemble the vision before any new visions have been assembled |
Latent period |
|
The time during which infectivity disappears |
Eclipse |
|
The time during which there is assembly of genome and viral protein |
Maturation period |
|
Cell that contains a functional receptor for a virus to attach to is called |
Susceptible |
|
A cell that allows the virus to replicate is called |
Permissive |
|
Fusion of adjacent PNs that results in multinucleated cells |
Synctia |
|
Cells are no longer flat but divide uncontrollably to form foci |
Transformation |
|
Adenovirus receptors |
CAR and integrin |
|
The lower a particle to PFU ratio, the _____ infectious a virus is |
More |
|
The larger the diameter of the RBCs in a hemagglutination assay, the _____ amount of virus |
Less |
|
Viral enzyme activity assays can only be done for |
Retroviruses |
|
Radioactive _____ was found in second generation of cells in Hershey chase experiments |
Phosphorous |
|
mRNA is read by ribosomes in the _____ direction |
5' to 3' |
|
+ssRNA viruses need a _____ polymerase |
DNA dependent RNA polymerase |
|
HepB has a ___ particle to PFU ratio |
Low > it's very infectious |
|
Rhinovirus host receptor |
LDL receptor |
|
Poliovirus receptor |
PVR |