Vaccines and Viruses

Viral vaccines are mainly used to treat viral infections

• True

• False

All are modified live vaccines EXCEPT

• DNA vaccines

• Viral vector vaccines

• Gene-deleted

• Attenuated

All are characteristics of an ideal vaccine EXCEPT

• affordable

• adaptable to mass vaccination

• repeated immunization is required

• applicable to a number of diseases

This vaccine contains protective viral antigens are identified, isolated, and purified using recombinant DNA technology

• Viral vector vaccine

• Subunit vaccine

• DNA vaccine

• Gene-deleted

Tags

NGSS.HS-LS1-1

All DNA vaccines require an adjuvant to stimulate the immune response.

• True

• False

Both subunit and DNA vaccines have poor immunogenicity but are safer than modified live vaccines.

• True

• False

Which of the following vaccines can differentiate infected from vaccinated animals (DIVA)?

• Virus vectored and gene-deleted vaccines

• Subunit and attenuated vaccines

• DNA plasmid and attenuated vaccines

• DNA and virus vectored vaccines

Viral vectors must be replication-deficient, attenuated and avirulent.

• True

• False

Which of the following vaccines is viral vectored?

• Bayovac CSF E2

• Apex-IHN

• Purevax Feline Rabies

• Plowright vaccine

Suvaxyn Aujeszky, a vaccine against Pseudorabies is what type of viral vaccine?

• subunit

• DNA

• gene deleted

• viral vector