In vivo

Pronunciation
/in VEE-oh/
Category
Experimental Design

Definition

Latin phrase meaning "within the living" used to describe experiments or observations conducted within a living organism.

Etymology

From Latin 'in' (meaning 'in') and 'vivo' (meaning 'alive').

Example

In vivo studies are often used to investigate the effects of drugs on behavior.

Related Terms

  • Animal model
  • Live animal