Definition

Verb: * To adapt a microorganism (such as a virus or bacterium) through serial passage in developing chick embryos, typically to alter its characteristics (e.g., to attenuate it for vaccine development).

Usage

This is a highly specialized technical term used primarily in virology, microbiology, and vaccine research. It describes a specific laboratory procedure. * The researchers needed to avianize the influenza strain to study its adaptation to avian hosts. * The process to avianize the virus involved multiple passages through fertilized eggs.

Advanced Usage

• The term often implies a goal of attenuation, where the microbe becomes less virulent for its original host after adaptation to the avian embryo environment.
• It can be used in the passive voice: "The vaccine strain was avianized to ensure its safety for human use."

Variants and Related Words

• Avianization (noun): The process or result of avianizing.
  • The avianization of the virus was successful.
• Attenuate (verb): To reduce the virulence of a pathogen, which is often the goal of avianization.

Synonyms

• Adapt (in embryos)
• Attenuate (via egg passage)
• Passage (in chick embryos)

Notes on Different Meanings

This word has no common non-technical meanings. Its usage is confined to the specific scientific context described.

Verb

1. to modify microorganisms by repeated culture in the developing chick embryo