Lecture 22 viral infection new Flashcards

1
Q

2 types of bacterial/archaeal infection

A

lytic virulent t4

lysogenic temperate λ

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2
Q

lysogenic conversion

A

prophage lysogen phenotype

diptheria β
salmonella ε

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3
Q

lysogeny advantage

A

phage > host

nutrient dormant

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4
Q

viral induction

A

UV
growth condition
temp-viru

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5
Q

acute infection

A

12-48hr
high progeny
symptomatic

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6
Q

persistent latent infection

A

no progeny
genome + few protein
asymptomatic
stress/hormone to acute

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7
Q

persistent chronic

A

progeny
offspring
symptomatic

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8
Q

transformative infection

A

oncogene
tumour suppressor
protooncogenes
HPV

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9
Q

transmission within host

A

dissemination
viremia 1°/2°
neurotropism

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10
Q

covid

A

acute airborne
fever cough fatigue
SOB pneu ARDS

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11
Q

poliomyelitis

A

food/water
acute
chronic CNS paralysis

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12
Q

AIDS

A

2-8wk cd4, FHRW

10yr lymph

cd4,abdom, diarr

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13
Q

zika

A

FCM

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14
Q

H5N1

A

50%
pneu ARDS
poultry

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15
Q

flu

A

airborne acute
myalgia anorexia
szn, intermit
pneu 2°

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