Adenoviridae Flashcards

(59 cards)

1
Q

What are the five recognized genera of Adenoviridae?

A

Mastadenovirus, Aviadenovirus, Atadenovirus, Siadenovirus, Ichtadenovirus

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2
Q

What is the proposed sixth genus of Adenoviridae?

A

Testadenovirus

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3
Q

Mastadenovirus primarily affects which species?

A

Mammals

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4
Q

What unique proteins are found in Mastadenovirus?

A

Proteins V and IX

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5
Q

What is the function of Protein V in Mastadenovirus?

A

Involved in viral DNA transport

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6
Q

What is the function of Protein IX in Mastadenovirus?

A

Involved in transcription activation

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7
Q

Aviadenovirus primarily infects which animals?

A

Birds

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8
Q

Which unique structural protein is encoded by Atadenovirus?

A

p32K

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9
Q

Atadenovirus lacks which immunomodulatory proteins found in Mastadenoviruses?

A

E3 region proteins

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10
Q

Siadenovirus infects which groups of animals?

A

Birds, reptiles, and amphibians

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11
Q

Ichtadenovirus primarily infects what kind of animals?

A

Fish

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12
Q

Testadenovirus primarily infects what species?

A

Turtles

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13
Q

What is the general structure of Adenoviridae virions?

A

Nonenveloped, hexagonal outline, icosahedral symmetry

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14
Q

How many fibers project from each vertex of Mastadenovirus capsids?

A

One fiber

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15
Q

How many fibers project from each vertex of Aviadenovirus capsids?

A

Two fibers

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16
Q

What is the genome structure of Adenoviridae?

A

Linear double-stranded DNA (dsDNA)

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17
Q

Where does adenovirus replication occur in the host cell?

A

Nucleus

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18
Q

What is the main structural protein responsible for neutralization in Adenoviridae?

A

Hexon protein

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19
Q

What plays a role in containing cell-binding ligands for attachment in Adenoviridae virions

A

Penton fibers

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20
Q

How are Adenoviridae virions released from the host cell?

A

Cell lysis

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21
Q

What feature distinguishes cells infected with Adenoviruses under a microscope?

A

Intranuclear inclusion bodies in procrystalline arrays

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22
Q

What proteins induce cell-cycle progression and protect cell lysis during Adenoviridae replication?

A

E1A

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23
Q

Which tumor suppressor gene is inactivated by E1A and E1B proteins?

A

p53

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24
Q

What syndrome is caused by Canine adenovirus 1 (CAV-1)?

A

Infectious canine hepatitis

25
What clinical sign can result from CAV-1 infection or vaccination?
Blue Eye (Corneal Edema)
26
What diagnostic test detects viral genetic material of Adenoviridae?
Polymerase Chain Reaction (PCR)
27
Which organ systems are primarily affected by Reptilian Adenoviruses?
Liver and gastrointestinal tract
28
What disease is caused by Canine adenovirus 2 (CAV-2)?
Localized respiratory disease (potential cause of kennel cough)
29
Between the two CAV-1 and CAV-2 who causes systemic diseases?
CAV-1
30
Between the two CAV-1 and CAV-2 who causes localize diseases?
CAV-2
31
Where is Equine Adenovirus 1 commonly isolated?
Upper respiratory secretions of foals and horses without disease
32
Where is Equine Adenovirus 2 isolated?
Lymph nodes and feces of foals with respiratory disease and diarrhea
33
What conditions are associated with Bovine Adenovirus infections?
Pneumonia, enteritis, conjunctivitis, keratoconjunctivitis, and weak calf syndrome
34
What diseases are linked to Ovine Adenovirus infections?
Respiratory and enteric infections in lambs
35
What diseases are caused by Porcine Adenovirus?
Respiratory, enteric infections, encephalitis (rarely severe)
36
What virus causes Quail Bronchitis?
Fowl aviadenovirus A
37
What virus causes Hydropericardium Syndrome (Angara Syndrome)?
Fowl aviadenovirus C
38
What virus causes Egg Drop Syndrome?
Egg Drop Syndrome Virus
39
What species are primarily affected by Egg Drop Syndrome Virus?
Laying hens
40
What disease causes drop in egg production, soft-shelled or shell-less eggs, internal egg laying, decreased egg quality
Egg Drop Syndrome
41
What treatment exists for Egg Drop Syndrome?
No treatment
42
Canine Adenovirus 1 is under what genus?
Mastadenovirus
43
Canine Adenovirus 2 is under what genus?
Mastadenovirus
44
Equine Adenovirus 1 belongs to what genus?
Mastadenovirus
45
Equine Adenovirus 2 belongs to what genus?
Mastadenovirus
46
Murine Adenovirus 1 belongs to what genus?
Mastadenovirus
47
Murine Adenovirus 2 belongs to what genus?
Mastadenovirus
48
Bovine Adenovirus belongs to what genus?
Mastadenovirus
49
Ovine Adenovirus belongs to what genus?
Mastadenovirus
50
Porcine Adenovirus belongs to what genus?
Mastadenovirus
51
Quail Bronchitis Virus belongs to what genus?
Aviadenovirus
51
Hydropericardium Syndrome Virus belongs to what genus?
Aviadenovirus
52
Egg Drop Syndrome Virus belongs to what genus?
Atadenovirus
53
Odocoileus Adenovirus 1 belongs to what genus?
Atadenovirus
53
Bovine Adenovirus D (types 4, 5, and 8) belongs to what genus?
Atadenovirus
54
Hemorrhagic Enteritis Virus (HEV) belongs to what genus?
Siadenovirus
55
Marble Spleen Disease Virus belongs to what genus?
Siadenovirus
56
Avian Adenovirus Splenomegaly belongs to what genus?
Siadenovirus
57
"Adeno" from Adenoviridae means?
Gland