Creation of fragrant peanut using CRISPR/Cas9

J Integr Plant Biol. 2025 Jun;67(6):1438-1440. doi: 10.1111/jipb.13864. Epub 2025 Feb 14.

Abstract

Targeted knockout of the betaine aldehyde dehydrogenase genes AhBADH1 and AhBADH2 using CRISPR/Cas9 produced peanut mutant lines with significantly elevated 2-acetyl-1-pyrroline levels and a strong aroma, marking the first creation of fragrant peanut lines.

MeSH terms

  • Arachis* / genetics
  • Arachis* / metabolism
  • Betaine-Aldehyde Dehydrogenase / genetics
  • Betaine-Aldehyde Dehydrogenase / metabolism
  • CRISPR-Cas Systems* / genetics
  • Mutation / genetics

Substances

  • Betaine-Aldehyde Dehydrogenase