Nov
01, 2024
Recently, the Apple Breeding Research Group of the Zhengzhou Fruit Research Institute, Chinese Academy of Agricultural Sciences, published a research paper titled "The MdERF61-mediated mdm-miR397b-MdLAC7b module regulates apple resistance to Fusarium solani via lignin biosynthesis" in Plant Physiology (https://doi.org/10.1093/plphys/kiae518). The study systematically elucidates the molecular mechanism by which MdERF61 transcriptionally regulates the mdm-miR397b-MdLAC7b module, mediating apple's resistance to apple replant disease (ARD). For the first time, stable genetic transformation has been used to obtain apple germplasm resistant to ARD. The phenotypic and molecular mechan...
Nov
01, 2024
Recently, the watermelon genetic breeding and cultivation team of Zhengzhou Fruit Research Institute and the watermelon breeding team of Vegetable Research Institute of Beijing Academy of Agriculture and Forestry Sciences published a paper entitled "Identification of allelic relationship and translocation region among chromosomal translocation lines that leads to less-seed watermelon" in Horticulture Research. In this study, the translocation region leading to less seeds among chromosomal translocation lines was accurately identified, the genetic mechanism of the chromosomal translocation lines with few seeds was revealed, the molecular markers for the detection of translocation chromosom...
Nov
01, 2024
China is the main producer of pomegranates in the world, with its output ranking among the top in the world. Pomegranate is not only consumed fresh, but also processed into a variety of edible consumer products, such as juice, wine, jam, spice (anardana), and even food supplements. Approximately three million tons of pomegranates worldwide are processed into products such as juice (the main product), vinegar, and wine every year. And the amount of antioxidants in pomegranate juice is the highest among all foods. Pomegranate peel accounts for approximately half of the whole fruit weight and contains a high level of phenolic acids, tannins, and flavonoids. Pomegranate peels were often proce...
Nov
01, 2024
Recently, the researchers from Zhengzhou Fruit Research Institute successfully localized and cloned PavSCPL , a gene controlling sweet cherry fruit firmness through forward genetics, and analyzed its molecular function. The identification of PavSCPL provides a novel and invaluable genetic resource with potential for improvement of fruit firmness and present useful molecular markers for molecular-assisted breeding for fruit firmness in sweet cherry.The results were published in Plant Biotechnology Journal. Identification of the candidate gene PavSCPL controlling fruit firmness and co-segregation analysis for genotyping of the PavSCPL alleles with fruit firmness in F1 population F...
Mar
20, 2024
Recently, the researchers from Zhengzhou Fruit Research Institute used the technology of combining genomics and molecular biology to assemble the genes of the blood-flesh peach variety, ‘Tian Jin Shui Mi’ (TJSM), discovered the key genes and genetic variation mechanisms of blood-flesh peach, and clarified the characteristics and maturity of blood-flesh peach. The molecular mechanism of synergistic variation during this period laid the foundation for diversified blood-flesh peach breeding. The results were published in Horticulture Research . The assembled the genome of a blood-fleshed peach Chinese landrace TJSM and found that the genome size of TJSM was 243.5Mb, compared with the reported...
Mar
20, 2024
Recently, the Strawberry Germplasm Improvement Team of Zhengzhou Fruit Research Institute and Agricultural Genomics Institute at Shenzhen published a paper entitled " Phased gap-free genome assembly of octoploid cultivated strawberry illustrates the genetic and epigenetic divergence among subgenomes " in Horticulture Research . In this paper, we have assembled a haplotype-phased gap-free octoploid genome of ‘Benihoppe’ and revealed the dynamics of gap-free DNA methylation of subgenomes, which allowed us to uncover the sequence, structure, and epigenetic divergences among the subgenomes. ‘Benihoppe’ has become one of the most widely cultivated varieties in our country for its adaptability, ...
Mar
20, 2024
Melon ( Cucumis melo L.) is an important vegetable crop that has an extensive history of cultivation, and has been classified into two subspecies, C. melo ssp. agrestis and C. melo ssp. melo. Furthermore, the difference in their geographical distribution resulted in diverse characteristics between the two subspecies, shaping genomic imprinting in their genomes. Wild germplasm is an important genetic resource in crop breeding because of its high genetic diversity and resistance against diseases. However, all of the previous reported genomes were assembled based on the cultivated melon, the genome of wild and semi-wild melon types is not yet available. Therefore, assembling high-quality wi...
Mar
20, 2024
Recently, the peach germplasm resources and genetic breeding team of Zhengzhou Fruit Research Institute of CAAS used genome-wide resequencing technology combined with population genetic analysis to reveal the characteristics of peach genetic diversity in northwest China, providing theoretical support for the protection, development and utilization of peach germplasm resources in northwest China. The related research results were published in Horticultural Plant Journal (IF=5.7). Phylogenetic tree and model-based clustering of 161 peach accessions Peach ( Prunus persica ) originated in China. Hexi Corridor and Tarim Basin are the concentrated distribution areas of peach germplasm resource...
Mar
20, 2024
Recently, a study on the chemical composition of peach fruits before and after canning and storage was reported. This research has been published in the journal of 《Food Chemistry》. Characterization of carotenoids during the canning and storage processes Canned food represents an astonishingly innovative technology that still widely influences people's lifestyles. As early as two centuries ago, canned fruits became one of the main types of canned food, which are typically less expensive than both fresh and frozen produce and often have similar nutritional value. According to CCFIA (China Canned Food Industry Association, http://www.topcanchina.com/) statistics, China has been the largest...
Mar
20, 2024
Recently, the Peach Resource and Breeding Group of Zhengzhou Fruit Research Institute, Chinese Academy of Agricultural Sciences (CAAS) has identified a key gene, PpDAM6 , controlling peach chilling requirement (CR) by genome-wide association analysis based on structural variations (SVs), and developed a low CR breeding marker based on this gene. CR is an important agronomic trait of peach, and low CR is the core scientific problem for the development of peach industry in southern China. The results of this study provide a guarantee for molecular breeding of low CR. The result was published on May 22 in Plant Physiology. Genome-wide association study (GWAS) and expression analysis of key ...
Aug
05, 2023
New Nectarine Varieties ‘CN13’ and ‘CN15’ Granted Variety Protection by MOA Source：Zhengzhou Fruit Research Institute Recently, two new nectarine varieties,‘CN13’ and ‘CN15’, has grantedplant variety protection from ministry of agriculture, those varietiesbeing developed by the peach breeding team led by Professor Wang Zhiqiang from Zhengzhou Fruit Research Institute of CAAS. ‘CN13’ is a white flesh table-nectarine variety, the average ripeningdate in Zhengzhouislate June, fruit shape is round and groundcolor of fruit skin is cream white with bright red blush, average fruit weight for ‘CN13’was 201 g and the big fruit weightgreater than 300 g. Fruits of ‘CN13’are clingstone, melting flesh...
Aug
05, 2023
Two New Flat Peach Varieties ‘Zhongpantao 10’and ‘Zhongpantao 11’ are Authorized Recently, two flat peach varieties ‘Zhongpantao10’and ‘Zhongpantao 11’ have beenreleased by Lirong Wang’s peach genetics and breeding team of Zhengzhou Fruit Research Institute, Chinese Academy of Agricultural Sciences (ZFRI-CAAS) and authorized by the Office of the Protection of New Varieties of Plants. Zhongpantao 10Zhongpantao11 Flat peach (Prunuspersica)is the Chinese traditional favorite fruit. However, some defaults such as splitting stone, thin skin, soft flesh and short shelf life are present in production, whichlimits the flat peach development in large-scale for a long time. Along with the peach i...
Apr
20, 2023
Researchers in the Zhengzhou Fruit Research Institute, Chinese Academy of Agricultural Sciences have revealed genetic loci for resistance to white rot in V.davidii of wild Chinese grape and demonstrated the function of the candidate gene PR1 . Relevant results were published in Horticulture Research. Grape white rot, a fungal disease of grapevines caused by Coniella diplodiella (Speg.) Sacc, leads to significant yield losses in grape. This study employed whole-genome resequencing (WGR) to genotype the parents of ‘Manicure Finger’ ( V.vinifera , female) and ‘0940’ ( V.davidii , male), along with F1 individuals, thereby constructing a linkage genetic map. After three years of phenotypic ...
Mar
16, 2023
Recently, the Watermelon Genetic Breeding and Cultivation innovation team of Zhengzhou Fruit Research Institute published a paper entitled " Multi-omics integration to explore the molecular insight into the volatile organic compounds in watermelon " in Food Research International.In this paper, the accumulation pattern of volatile organic compounds and the molecular basis of genetic variation in watermelon fruit were systematically studied, which laid the foundation for the improvement of watermelon flavor quality. Fruit quality has always been a hot topic in horticultural crop research. This team constructed the first watermelon fruit metabolome database and analyzed the domestication sequ...
Dec
12, 2022
Kiwifruit resources and breeding innovation team from the Zhengzhou Fruit Research Institute published an article “Development of a 135K SNP genotyping array for Actinidia argutaand its applications for genetic mapping and QTL analysis in kiwifruit” in the Plant Biotechnology Journal. Kiwifruit (Actinidia spp) is a woody, perennial and dioecious vine. In this genus, there aremultiple ploidy levels but the main cultivated cultivars are polyploid. Despite the availability ofmany genomic resources in kiwifruit, SNP genotyping is still a challenge given these differentlevels of polyploidy. In this study, we developed a high-density SNP genotyping array to facilitate genetic studies and breeding...
Oct
23, 2022
Recently, the watermelon genetics breeding and cultivation innovation team of Zhengzhou Fruit Research Instituteof the Chinese Academy of Agricultural Sciences (CAAS)and Hainan University jointly published a paper in Science China Life Sciences titled "Watermelon domestication was shaped by stepwise selection and regulation of the metabolome "research paper. It built the first complete metabolome database of watermelon fruit, and analyzed the sequence and regulatory mechanism of taste and flavor domestication in watermelon evolution history. Fruit quality and genetic domestication have been the focus of research in horticultural crops. However, little is known about the domestication sequen...
Oct
12, 2022
Recently,the innovation group of peach resources and breeding made an important progress in the research on the mechanism of peach defense against aphids. A novel natural active ingredient, betulin, for peach against aphids was found.The discovery provides important support for the development of plant-derived green pesticides and the breeding of peach aphid-resistant varieties. The relevant research results were published in the Journal of Agricultural and Food Chemistry, and also obtaineda national invention patent. The peach aphid, Myzuspersicae(Sülzer), is among the most devastating sap-feeding pests globally. Unfortunately, peach aphid, by ingesting phloem saps, excreting honeydew, and...
Sep
13, 2022
Recently, the Kiwifruit Resource and Breeding Innovation Team of Zhengzhou fruit Research Institute, Chinese Academy of Agricultural has carried out a comparative transcriptomic and metabolomic study to dissect the intricate molecular regulatory mechanisms underpinning the salt stress tolerance in kiwifruit. The team has published the results in “Horticulture Research” (JCRQ1, Impact factor 7.291). The Actinidia(commonly known as kiwifruit) comprised on several economically important species which are widely recognized for their health benefits. Despite the presence of rich Actinidia germplasm resources in China, only a handful of species are domesticated, such as A. chinensis var. Chinensi...
Aug
02, 2022
Recently, the peach resources and breeding innovation team of Zhengzhou Fruit Research institute cooperated with Wuhan Maiwei Company to publish a paper entitled "Combined nature and human selections reshaped peach fruit metabolome" in Genome Biology. Previous studies have shown that under the influence of natural and artificial selection, the types and contents of plant metabolites will change correspondingly, which is beneficial to their own survival and human health. However, it's not clear what the responding metabolites are. In this study, peach was used as the material, and it was found through multi-omics analysis that flavonoids, an important nutrient in the fruit, showed a dow...
Jun
28, 2022
Recently, the peach Resources and Breeding Innovation team of Zhengzhou Fruit Research Institute, Chinese Academy of Agricultural Sciences, in cooperation with domestic and foreign research teams, released the high-quality pan-genome of wild peach species, and identified the resistance genes of wild peach species, which is of great significance to the peach industry structure adjustment, green development and ‘going up the mountain and down the beach’. The results are published in BMC Biology (JCR 1, Impact factor 7.431). Peach and its four wild relatives are distributed in a large number of natural populations in China.P. mira is mainly distributed in the Qinghai-Tibet Plateau,P. kansuensi...
