Overview
Before conditional and inducible systems were developed, the conventional knockout was the primary strategy for studying gene function, and it remains one of the most powerful tools in modern genetics. By completely inactivating a specific gene across all tissues, researchers can observe the full range of biological consequences.
Frequently Asked Questions
When is a conventional knockout better than a conditional knockout?
Conventional knockouts are ideal for understanding fundamental gene functions and modeling diseases caused by complete gene loss. Conditional approaches are better when the gene is essential or has tissue-specific effects.
Can a conventional knockout model be converted into a conditional one?
No. Conventional knockouts involve permanent gene deletion. Conditional knockouts must be designed with site-specific recombination elements, such as LoxP sites, from the start.