Wang Lx

Wang Lx
Chinese Academy of Agricultural Sciences | CAAS · Institute of Crop Sciences

PhD

About

83
Publications
13,954
Reads
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1,503
Citations
Citations since 2016
36 Research Items
1025 Citations
2016201720182019202020212022050100150
2016201720182019202020212022050100150
2016201720182019202020212022050100150
2016201720182019202020212022050100150
Additional affiliations
September 2002 - present
Chinese Academy of Agricultural Sciences
Position
  • Researcher

Publications

Publications (83)
Preprint
Full-text available
Mung bean (Vigna radiata) sprouts are a popular sprouting vegetable all over the world and are an excellent source of polyphenols with high antioxidant activity. This study investigated the effects of light qualities on the kinetic changes and metabolic regulation mechanism of light signal mediating polyphenols in three mung bean sprout cultivars....
Article
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Rice bean (Vigna umbellata) is an underexploited domesticated legume crop consumed for dietary protein in Asia, yet little is known about the genetic diversity of this species. Here, we present a high-quality reference genome for a rice bean landrace (FF25) built using PacBio long-read data and a Hi-C chromatin interaction map, and assess the phylo...
Article
Full-text available
Mung bean (Vigna radiata L.) is an economically important grain legume cultivated in Asian countries. High-density genetic linkage is a valuable and effective tool for mapping quantitative trait loci (QTL). In the current study, a high-resolution genetic map containing 4,180 single-nucleotide polymorphisms (SNPs) was assigned to 11 linkage groups (...
Article
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Pulses are good natural sources of micronutrients. In this study, the concentration and composition of folates in seeds of 102 pulse varieties newly-developed in China, including mung beans, adzuki beans, cowpeas, faba beans, peas, and common beans, were analysed. The total folate content ranged from 21 to 278 μg/100 g dry weight (DW) among these p...
Article
Full-text available
Adzuki beans are an important food legume crop in East Asia. A large number of adzuki bean accessions are maintained in the Chinese national seed genebank. A collection of 59 elite cultivars, 389 landraces, and 27 wild adzuki beans were selected and phenotyped extensively for yield and yield-related traits at two different locations (Nanning and Na...
Article
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High yields, high stress resistance, and wide adaptability are important cultivar traits, especially for crops sensitive to the photoperiod and temperature. Mung bean (Vigna radiata) is a typical short-day plant, traditionally cultivated in Asian countries, and consumed all over the world. However, there has long been relatively little research reg...
Preprint
Full-text available
Bruchids or seed weevils are serious storage insect pests of mung bean and other pulses. Though bruchid-resistant mung bean germplasm accessions are screened out, the molecular mechanisms of bruchid resistance in mung bean are still unclear. In this study, a segregating population with 182 RILs plants was developed; delimit the controlling gene to...
Article
Light affects the accumulation of vitamin E and carotenoids in many crops. This study investigated the impact of photoperiods on the metabolic regulation of vitamin E and carotenoids in mung bean sprouts considering their dietary health benefits. Mung beans were germinated under three different photoperiods: constant light, semilight and constant d...
Preprint
Full-text available
Mungbean ( Vigna radiata [L.]) is an important economic crop grown in South, and East Asia. The low contiguity of the current assembly of V. radiata genome has limited its application. Here, we report a high-quality chromosome-scale assembled genome of V. radiata to facilitate the investigation of its genome characteristics and evolution. By combin...
Article
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Mung bean (Vigna radiata L.) is an important but understudied food legume in Asia and now worldwide. Genetic studies may help to accelerate the exploitation of new genes for breeding in this crop. Here, we used a recombination inbred line population to construct an SNP genetic linkage map by genome sequencing technology. We obtained 21,508 high-qua...
Article
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Zombi pea [Vigna vexillata (L.) A. Rich] is a legume crop found in Africa. Wild zombi pea is widely distributed throughout the tropical and subtropical regions, whereas domesticated zombi pea is rarely cultivated. Plant domestication is an evolutionary process in which the phenotypes of wild species, including seed dormancy, pod shattering, organ s...
Chapter
Adzuki bean [Vigna angularis (Willd.) Ohwi & Ohashi], an annual pulse crop, belongs to the genus Vigna and subgenus Ceratotrapis. It provides nutritional elements for the human diet and fertilizes soil by nitrogen fixation. It has been traditionally planted and consumed in East and Southeast Asia, especially in China, Japan and Korea, so it came to...
Article
Full-text available
Zombi pea (Vigna vexillata) is a legume crop that is resistant to several biotic and abiotic stresses. Callosobruchus maculatus and Callosobruchus chinensis are serious stored-insect pests of legume crops. We constructed a high-density linkage map and performed quantitative trait loci (QTLs) mapping for resistance to these insect species in zombi p...
Article
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The original version of this article unfortunately contained an error in the number of unigenes reported in the Result section of Molecular Breeding article, “Development of SSR markers and assessment of genetic diversity of adzuki bean in the Chinese germplasm collection” (Mol Breeding (2015) 35:191, DOI 10.1007/s11032-015-0383-5).
Article
Full-text available
Genetic resources from other countries or regions play an important role in broadening the genetic background of local breeding varieties. Here we describe observations on the adaptability of mung bean germplasm obtained from the United States Department of Agriculture and their genetic diversity assessment using SSR markers. Several accessions wer...
Article
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Background Cowpea [Vigna unguiculata (L.) Walp.] is one of the most important legumes in tropical and semi-arid regions. However, there is relatively little genomic information available for genetic research on and breeding of cowpea. The objectives of this study were to analyse the cowpea transcriptome and develop genic molecular markers for futur...
Article
Full-text available
Cowpea (Vigna unguiculata) is an important legume crop with diverse uses. The species is presently a minor crop, and evaluation of its genetic diversity has been very limited. In this study, a total of 200 genic and 100 genomic simple sequence repeat (SSR) markers were developed from cowpea unigene and genome sequences, respectively. Among them, 27...
Article
Two hundreds and eight individuals of F2 population, derived from a cross between two mung bean genotypes (Huaye 1 and Zijing 1) were used to construct genetic map, and to identify QTLs related to important agronomic traits. This genetic map contained 11 linkage groups with a total length of 1457.47 cM and an average interval of 15.34 cM. QTLs mapp...
Article
Full-text available
Bruchid beetle (Callosobruchus chinensis) poses a serious threat to the production and storage of mung bean (Vigna radiata). Mapping bruchid resistance (Br) will provide an important basis for cloning the responsible gene(s) and elucidating its functional mechanism, and will also facilitate marker-assisted selection in mung bean breeding. Here, we...
Article
Full-text available
Rice bean (Vigna umbellata (Thunb.) Ohwi & Ohashi) is a warm season annual legume mainly grown in East Asia. Only scarce genomic resources are currently available for this legume crop species and no simple sequence repeat (SSR) markers have been specifically developed for rice bean yet. In this study, approximately 26 million high quality cDNA sequ...
Data
Germplasm accessions used in this diversity study of rice bean. (DOC)
Data
List of the primer pairs designed for the 3,868 SSR loci. (XLS)
Data
Primer sequences of 300 genic SSR markers used for marker validation. (XLS)
Data
The putative proteins identified by BLASTX of 23 unigene sequences containing polymorphic genic SSRs. (DOC)
Article
Full-text available
Mung bean (Vigna radiata L.) is commonly grown in Asia as an important nutritional dry grain legume, as it can survive better in arid conditions than other crops. Abiotic stresses, such as drought and high-salt contents, negatively impact its growth and production. The dehydration-responsive element-binding protein 2 (DREB2) transcription factors p...
Data
Sequence of oligonucleotides used for cloning and sequencing analyses of VrDREB2A (CDS), Localization and transactivation ability of VrDREB2A and qRT-PCR of transgenic Arabidopsis. Table S2 Primers used for qRT-PCR expression analysis of genes downstream of VrDREB2A in Arabidopsis
Article
Full-text available
Rice bean (Vigna umbellata Thunb.), a warm-season annual legume, is grown in Asia mainly for dried grain or fodder and plays an important role in human and animal nutrition because the grains are rich in protein and some essential fatty acids and minerals. With the aim of expediting the genetic improvement of rice bean, we initiated a project to de...
Article
Full-text available
Adzuki bean is an important food legume crop in East Asia. China is ranked as the number one country for its production and consumption. A large number of adzuki bean accessions are maintained in the Chinese national seed genebank. Tapping its genetic diversity may have potential in assisting breeding programs for new cultivar development and impro...
Article
Full-text available
The adzuki bean (Vigna angularis (Ohwi) Ohwi and Ohashi) is an important grain legume of Asia. It is cultivated mainly in China, Japan and Korea. Despite its importance, few genomic resources are available for molecular genetic research of adzuki bean. In this study, we developed EST-SSR markers for the adzuki bean through next-generation sequencin...
Article
Full-text available
Mung bean (Vigna radiate (L.) Wilczek) is an important traditional food legume crop, with high economic and nutritional value. It is widely grown in China and other Asian countries. Despite its importance, genomic information is currently unavailable for this crop plant species or some of its close relatives in the Vigna genus. In this study, more...
Article
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Using an F2 population derived from cultivated and wild azuki bean, we previously detected a reciprocal translocation and a seed size QTL near the translocation site. To test the hypothesis that the translocation in the cultivated variety contributed to the larger seed size, we performed further linkage analyses with several cross combinations betw...
Article
Full-text available
Rice bean [Vigna umbellata (Thunb.) Ohwi and Ohashi] is an understudied crop grown on poor soils in East Asia. Since no simple sequence repeat (SSR) markers have been developed for rice bean, our goal was to evaluate genomic SSR markers from mung bean (Vigna radiata L. Wilczek) and to provide basic tools for genetic study of rice bean. A total of 2...
Article
Full-text available
Simple sequence repeats (SSR) are widely distributed in plant genomes, have been popular genetic markers and can be involved in gene function. We report an SSR analysis of mung bean (Vigna radiata L.), based on an SSR-enriched library. A total of 308,509 SSRs (56.9 % simple and 43.1 % compound) were discovered from 167,628 sequences. Both di- and t...
Article
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Our results affirmed that supplementation of 1 or 2 % mung bean could decrease plasma total cholesterol and triacylglycerol level. Mung bean increased mRNA 3-hydroxy-3-methyl-glutaryl-coenzyme A reductase. Most importantly, mung bean increased not only the protein level of cholesterol-7α-hydroxylase (CYP7A1) but also mRNA CYP7A1. It was concluded t...
Article
Full-text available
Mungbean (Vigna radiata L. Wilczek) is an important traditional pulse crop in China. However, its genetic breeding is much lagged. There are abundant mungbean germplasm resources conserved in the national gene bank. It is essential to evaluate diversity and adaptability of germplasm resources for their accelerating use in genetic breeding. In the p...
Article
Full-text available
A total of 249 Chinese adzuki bean accessions were analyzed with 57 adzuki bean SSR markers and 31 mungbean SSR markers to ascertain genetic diversity, population structure and linkage disequilibrium (LD) with five Japanese materials as the contrast. The results indicated that 630 alleles were detected with 2-17 alleles per locus and a mean genetic...
Article
Full-text available
As a traditional crop, adzuki bean is widely cultivated in China. It is not only an important export product, but also play an important role in modern planting systems. However, the genetic study of adzuki bean is much lagged, which limited the intensive development of this crop. In this paper, we reviewed the studies on germplasm collection, eval...
Article
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To investigate the geographical distribution profile of adzuki bean resistant starch and cooking hardness, analyze the correlation between cooking hardness and nutritive index, and screen the high resistant starch content or low cooking hardness germplasm resource, 140 adzuki bean resources were collected from different provinces in China. The resu...
Article
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To accelerate the application of the core collection of adzuki bean in breeding, we investigate the adaptability of these germplasm under different environments at continuous years. The results show that all the core collections are erect and can be harvested in Nanning, while only 64.2%88 of them are erect in Tangshan and 25 germplasm even can not...
Article
Full-text available
Interest in edible beans as nutraceuticals is increasing. In the present study, the individual phenolic acids, the total phenolic content (TPC), the total flavonoid content (TFC), and the antioxidant and antidiabetic potential of 13 varieties of rice beans from China were investigated. Eight phenolic compounds (catechin, epicatechin, p-coumaric aci...
Article
Genetic diversity of 158 accessions of an applied core collection of adzuki bean (Vigna angularis) and 18 wild genotypes were assessed by using 85 microsatellite markers. With an average of 5.81 alleles per locus, 493 alleles were detected, and their distribution frequencies lower than 5% accounted for 73.02% of the total number. The distributions...
Article
Full-text available
470 accessions of mungbean germplasm were accessed by sprout indictors to provide information for breeding sprout mungbean varieties. The results showed that the thickness, length, color, taste and production of sprouts varied much among different mungbean. Both sprout length, production had negative relationship with seed sizes. While there is no...
Article
Full-text available
A 70% ethanol extract from azuki beans (Vigna angularis) was extracted further with CH(2)Cl(2), EtOAc and n-BuOH to afford four fractions: CH(2)Cl(2)-soluble, EtOAc-soluble, n-BuOH-soluble and residual extract fractions. The EtOAc-soluble fractions showed the highest α-glucosidase inhibitory activity. Two pure flavonoid compounds, vitexin and isovi...
Article
Full-text available
Phenolic acids have been identified in a variety of legumes including lima bean, broad bean, common bean, pea, jack bean, goa bean, adzuki bean, hyacinth bean, chicking vetch, garbanzo bean, dral, cow bean, rice bean, mung bean and soybean. The present study was carried out with the following aims: (1) to identify and quantify the individual phenol...