Source link : https://news7.asia/science-and-nature/genetics-reveal-the-origin-story-of-east-asias-favorite-sweet-bean-science-news/
A new wave of genetic research is shedding light on the humble sweet bean that has long been a staple in East Asian cuisine. Scientists have traced the origins and domestication history of this beloved ingredient, unraveling its journey from wild plant to cultural icon. This breakthrough not only deepens our understanding of agricultural history in the region but also highlights the intricate relationship between human societies and the crops they cultivate.
Tracing the Genetic Roots of East Asia’s Beloved Sweet Bean
Recent advances in genetic sequencing have unlocked long-held mysteries surrounding the origins of the sweet bean, a staple ingredient cherished across East Asia. By analyzing DNA from ancient seed samples and modern cultivars, researchers have traced the crop’s development back over 5,000 years, pinpointing distinct genetic markers linked to early domestication events. These findings suggest that the sweet bean’s journey began in the fertile river valleys of southern China before spreading through trade networks to Korea, Japan, and beyond. The study highlights how human cultivation practices have shaped the bean’s genetic diversity, optimizing traits such as sweetness, seed size, and drought resistance.
Key discoveries from the genetic analysis include:
- Identification of three major genetic clusters correlating with geographic regions.
- Evidence of ancient hybridization events enhancing flavor profiles.
- Genomic adaptations linked to climate…
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Author : Mia Garcia
Publish date : 2025-07-14 23:31:00
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