French genome-wide association studies identify 65 SNP-trait associations

07 Mar 2024
2281

A groundbreaking study published in Horticulture Research in September 2023 offers hope for the decline of sweet cherry production in France. The application of genome-wide association studies (GWAS) with multi-local models and three reference genomes marked a significant advance in cherry breeding research. GWAS identified 65 unique SNP-trait associations in eight traits, identifying several candidate genes involved in critical metabolic pathways.

The research uses genotyping by sequencing (GBS) to identify genetic markers associated with improved fruit quality. The researchers analysed 23 agronomic fruit quality traits over several years, using a collection of 116 sweet cherry accessions. This meticulous study revealed significant phenotypic variation in fruit quality, highlighting the complex genetic architecture influencing these traits.

Through the use of GBS, an innovative approach for high-density SNP analysis, the team precisely explored the genetic landscape of sweet cherries. This facilitated the identification of key associations between SNPs and traits, providing valuable information on the genetic basis of desirable fruit traits.

The results not only improve the understanding of genetic control of fruit quality in sweet cherries but also pave the way for the development of marker-assisted selection strategies. These techniques promise to accelerate breeding efforts by adapting them to consumer preferences and producers' needs in the face of climate change.

The research underlines the potential of genetics to mitigate the impacts of climate change on sweet cherry production. As global temperatures rise, cherry trees face increasing biological and environmental pressures, and the identification of genetic markers is a key step in the development of resistant varieties.

This study contributes significantly to horticultural science, illuminating the genetic basis of sweet cherry fruit quality and offering hope to growers and researchers. In a context of climate change, genetic research becomes crucial to ensure the sustainability of cherry production for future generations.

Read the full article: BNN Breaking


Cherry Times - All rights reserved

What to read next

What are the biggest challenges for Peru? Interview with Gerd Burmester

Breeding Markets Varieties

08 Nov 2023

Peruvians face several challenges, but according to Gerd Burmester, director of Vecs Peru, there are several reasons for this negative result, but the main one has to do with the selected varieties, which are not adapted to the country's climatic conditions.

Chinese greenhouse cherries: booming sales in Vietnam despite high prices

Covers

06 Jun 2025

Chinese greenhouse cherries are winning over the Vietnamese market despite high prices. With high-tech farming, fast delivery and premium quality, they compete with the US and Australia. But growth depends on bigger investments and official trade channels.

In evidenza

Temporary immersion bioreactors for the micropropagation of sweet cherry rootstocks

Rootstocks

29 Jun 2026

I bioreattori SETISTM migliorano crescita, vigore e radicazione dei portinnesti di ciliegio dolce Prunus avium e Gisela 6. Lo studio evidenzia vantaggi produttivi e sfide legate a iperidricità, genotipo e protocolli di micropropagazione per vivai più efficienti.

Germany: consumption of cherries and sour cherries has fallen sharply.

Consumption

29 Jun 2026

In Germany, per capita consumption of cherries and sour cherries fell to 1.7 kg in 2025, while national production rose 33% thanks to favorable weather. Spain, Greece and Italy remain key suppliers, supporting both fresh fruit sales and industrial processing.

Tag Popolari