HDV Families and Genome Structure Quiz

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Which type of infection is associated with superinfection of HDV?

Acute

Chronic (correct)

Both acute and chronic

None of the above

What is the prevailing genotype of HDV in Europe?

Genotype 2

Genotype 3

Genotype 1 (correct)

Genotype 4

Which of the following is a possible mode of transmission of HDV?

Inhalation of infected air droplets

Sexual contact (correct)

Ingestion of contaminated food

Skin contact

Which cellular enzyme is responsible for HDV genomic RNA replication?

RNA polymerase II Signup and view all the answers

What is the morphology of HDV?

Enveloped, spherical, and pleiomorphic Signup and view all the answers

How does HDV enter the cells?

Mediated by HBsAg protein Signup and view all the answers

Which type of disease can superinfection of HDV cause?

Severe acute disease Signup and view all the answers

What is the prevailing genotype of HDV in Europe?

Genotype 1 Signup and view all the answers

What are the possible modes of transmission of HDV?

Injecting drug use Signup and view all the answers

What is the only protein encoded by the HDV genome?

HDAg Signup and view all the answers

What is the morphology of HDV?

Spherical and pleiomorphic Signup and view all the answers

What is the replication cycle of HDV?

Genomic RNA replication is operated by viral RNA polymerase Signup and view all the answers

What is the most common genotype of HDV in Europe?

Genotype 1 Signup and view all the answers

Which type of exposure can transmit HDV through sex contact?

Permucosal exposure Signup and view all the answers

What is the characteristic histological feature of acute HDV infection in the liver?

Presence of inflammatory cells in the parenchyma and portal areas Signup and view all the answers

Which protein is associated with the viral genome and is the only protein encoded by the HDV genome?

HDAg protein Signup and view all the answers

What is the morphology of HDV?

Spherical and slightly pleiomorphic Signup and view all the answers

What is the replication cycle of HDV?

Genomic RNA replication in the nucleus operated by cellular RNA polymerase II followed by cuts and autocatalytic ligation of genome and antigenome to produce the mRNA encoding S and L forms of HDAg Signup and view all the answers

Which protein is associated with the HDV viral genome and is the only protein encoded by the HDV genome?

HDAg protein Signup and view all the answers

What is the morphology of HDV?

Spherical and slightly pleiomorphic Signup and view all the answers

What is the replication cycle of HDV?

Genomic RNA replication in the nucleus operated by cellular RNA polymerase II Signup and view all the answers

Which type of exposure can transmit HDV through sex contact?

Permucosal exposure Signup and view all the answers

What is the prevailing genotype of HDV in Europe?

Genotype 1 Signup and view all the answers

What is the type of infection associated with superinfection of HDV?

Chronic infection Signup and view all the answers

Which type of HDV infection is associated with chronic disease?

Superinfection Signup and view all the answers

What is the prevailing genotype of HDV in Europe?

Genotype 1 Signup and view all the answers

Which type of exposure can transmit HDV through injecting drug use?

Percutaneous exposure Signup and view all the answers

Which protein is associated with the HDV viral genome and is the only protein encoded by the HDV genome?

HDAg protein Signup and view all the answers

What is the possible mode of entry of HDV into the cells?

Mediated by HBsAg Signup and view all the answers

What is the morphology of HDV?

Spherical, slightly pleiomorphic envelope Signup and view all the answers

HDV Families and Genome Structure Quiz

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Questions and Answers

Which type of infection is associated with superinfection of HDV?

What is the prevailing genotype of HDV in Europe?

Which of the following is a possible mode of transmission of HDV?

Which cellular enzyme is responsible for HDV genomic RNA replication?

What is the morphology of HDV?

How does HDV enter the cells?

Which type of disease can superinfection of HDV cause?

What is the prevailing genotype of HDV in Europe?

What are the possible modes of transmission of HDV?

What is the only protein encoded by the HDV genome?

What is the morphology of HDV?

What is the replication cycle of HDV?

What is the most common genotype of HDV in Europe?

Which type of exposure can transmit HDV through sex contact?

What is the characteristic histological feature of acute HDV infection in the liver?

Which protein is associated with the viral genome and is the only protein encoded by the HDV genome?

What is the morphology of HDV?

What is the replication cycle of HDV?

Which protein is associated with the HDV viral genome and is the only protein encoded by the HDV genome?

What is the morphology of HDV?

What is the replication cycle of HDV?

Which type of exposure can transmit HDV through sex contact?

What is the prevailing genotype of HDV in Europe?

What is the type of infection associated with superinfection of HDV?

Which type of HDV infection is associated with chronic disease?

What is the prevailing genotype of HDV in Europe?

Which type of exposure can transmit HDV through injecting drug use?

Which protein is associated with the HDV viral genome and is the only protein encoded by the HDV genome?

What is the possible mode of entry of HDV into the cells?

What is the morphology of HDV?

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