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Fruit color and firmness in tomato hybrids as a function of the alleles rin, nor, norA, ogc and hp
Scientia Horticulturae ( IF 4.3 ) Pub Date : 2023-05-17 , DOI: 10.1016/j.scienta.2023.112159
Giulia Nayara Duarte , Wilson Roberto Maluf , Giuliana Rayane Barbosa Duarte , Andressa Souza de Oliveira , Vicente Licursi

The objective of this work was to quantify the effects of tomato ripening mutant alleles rin, nor and norA in fruit shelf life and in the internal and external fruit color, and the possible effects of their joint deployment with alleles that enhance fruit color ogc and hp. A randomized complete block design trial with three replications was used to test twelve tomato genotypes (all in genotypic background Floradade), which comprised four inbred lines (Floradade-normal genotype, TOM-559-norA/norA, TOM-613-nor/nor and TOM-614-rin/rin) and eight hybrids [F1(TOM-559 x TOM-613)-nor/norA, F1(FloraDade x TOM-559)-nor+/norA, F1(FloraDade x TOM-613)-nor+/nor, F1(FloraDade x TOM-614)-rin+/rin, F1(TOM-559 x TOM-614)-rin+/rin nor+/norA, F1(TOM-613 x TOM-614)-rin+/rin nor+/nor, F1(TOM-591 x TOM-614)-rin+/rin nor+/norA ogc+/ogc and F1(TOM-589 x TOM-614)-rin+/rin nor+/norA ogc+/ogc hp+/hp]. Our results indicate that deployment of the double heterozygous combination rin+/rin nor+/norA is effective towards improving fruit shelf life, not only with relation to the normal genotype, but also relatively to the single heterozygous genotypes rin+/rin or nor+/norA. Possible deleterious effects of the double combination rin+/rin nor+/norA on external and on internal fruit color are similar to those presented by the single heterozygous genotype rin+/rin (widely deployed in commercial hybrids), and may be attenuated by simultaneous deployment of alelles ogc and hp in the combination rin+/rin nor+/norA ogc+/ogc hp+/hp.



中文翻译:

作为等位基因 rin、nor、norA、ogc 和 hp 的函数的番茄杂交种的果实颜色和硬度

这项工作的目的是量化番茄成熟突变体等位基因rin、nornor A对果实保质期和内部和外部果实颜色的影响,以及它们与增强果实颜色的等位基因联合部署的可能影响og c惠普。使用具有三个重复的随机完整区组设计试验来测试十二种番茄基因型(全部在基因型背景 Floradade 中),其中包括四个近交系(Floradade-正常基因型,TOM-559-nor A /nor A TOM - 613 - nor /nor和 TOM-614 -rin/rin ) 和八个杂交种 [F1(TOM-559 x TOM-613)-nor/nor A , F1(FloraDade x TOM-559)- nor + /nor A , F1(FloraDade x TOM-613 )-nor + /nor , F1(FloraDade x TOM-614)- rin + /rin , F1( TOM-559 x TOM-614)- rin + /rin nor + /nor A , F1(TOM-613 x TOM-614 )-rin + /rin nor + /nor , F1(TOM-591 x TOM-614 )- rin + /rin nor + /nor A og c+ /og c和 F1(TOM-589 x TOM-614)- rin +/rin nor + /nor A og c+ /og c hp + /hp ]。我们的结果表明,部署双杂合子组合rin + /rin nor + /nor A可有效延长水果保质期,不仅与正常基因型相关,而且与单一杂合基因型rin + / rinnor相关+ /也不A。双组合rin + /rin nor + /nor A可能产生的有害影响外部和内部果实颜色与单一杂合基因型rin + / rin (广泛用于商业杂交种)所呈现的颜色相似,并且可以通过在rin + /rin nor组合中同时部署等位基因og chp来减弱+ /nor A og c+ /og c hp + /hp.

更新日期:2023-05-17
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