31 Questions
What is the size of a herpesvirus virion?
200-250 nm in diameter
How many proteins are typically found in a herpesvirus virion?
More than 40 proteins
Which characteristic is NOT associated with herpesviruses?
Elicit an immediate immune response
What type of infections do herpesviruses establish in their hosts?
Persistent infections with periodic reactivation
Which virus belongs to the herpesvirus family?
Varicella zoster virus (VZV)
What is a common characteristic of herpesviruses?
Establish latent infections
What is the composition of the core of herpesviruses?
Double-stranded DNA
Which genus of herpesviruses tends to establish latent infections in neurons?
Genus Simplex Virus: HSV
Which herpesvirus genus is associated with massive enlargements of infected cells?
Cytomegalovirus genus: CMV
Which function is associated with Human herpesviruses 6 and 7 (HHV-6 and HHV-7)?
Infecting T lymphocytes
What is the main function of Real time PCR?
Faster than traditional PCR
Which herpesvirus genus is known for fingerprinting of strains that allows epidemiologic tracing?
(HHV-6 and HHV-7)
What does the tegument of herpesviruses refer to?
Amorphous and asymmetric structure between the capsid and envelope
What is the base composition range of herpesviruses DNAs?
$31%$ to $75%$ (G+C)
What is the main function of the viral envelope spikes in herpesviruses?
"Infect" host cells
What is the size of a herpesvirus virion?
200-250 nm in diameter
Which of the following is a characteristic of herpesvirus infections in humans?
They establish latent infections and can remain asymptomatic
How many proteins are typically found in a herpesvirus virion?
More than 35 proteins
What is a notable characteristic of herpesviruses' interaction with infected hosts?
They persist indefinitely in infected hosts
What is the main function of the viral envelope in herpesviruses?
To contain viral glycoproteins for identification
Which of the following is a common characteristic of herpesviruses?
They can cause cancer
Which genus of herpesviruses is fast growing and tends to establish latent infections in neurons?
Genus Simplex Virus: HSV
Which herpesvirus genus is known for massive enlargements of infected cells and latent infections in secretory glands and kidneys?
Cytomegalovirus genus: CMV
What is the base composition range of herpesviruses DNAs?
40% to 70% (G+C)
What is the size of a naked herpesvirus virion?
125 nm
How many proteins are typically found in a herpesvirus virion?
30
What is the main function of the viral envelope spikes in herpesviruses?
DNA synthesis
What does the tegument of herpesviruses refer to?
Amorphous and asymmetric structure between the capsid and envelope
What is the main function of Real time PCR?
To trace epidemiologic strains
(1) Human herpesviruses 6 and 7 (HHV-6 and HHV-7) - display limited 30-50% sequence homology. What allows epidemiologic tracing of a given strain for these viruses?
>10 viral envelope proteins
How many different proteins are encoded by the genome for Human herpesviruses 6 and 7 (HHV-6 and HHV-7)?
>100 different proteins encoded by the genome
Explore the structure, classification, and diseases caused by herpesviruses in this comprehensive quiz. Learn about the properties of herpesviruses, including their virion structure and genome. Delve into an overview of herpesvirus diseases and specific infections in humans caused by Herpes Simplex Virus (HSV) and Varicella-Zoster Virus (VZV).
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