Tran Dang Khanh

Tran Dang Khanh
Agricultural Genetics Institute · Head of Genetic Engineering

Senior Researcher, Assoc Prof, PhD

About

196
Publications
147,471
Reads
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3,636
Citations
Introduction
Tran Dang Khanh currently works at the Genetic Engineering, Agricultural Genetics Institute. Tran does research in Agronomy molecular breeding, crop protection, weed science, allelopathy, Horticulture, Agronomy and Agricultural Plant Science, Medicinal plants, and Ethnopharmacology. Many national and international projects have been done in his labs.
Additional affiliations
January 2018 - present
Vietnam National University of Agriculture
Position
  • Senior Researcher
January 2008 - May 2011
University of the Ryukyus
Position
  • PostDoc Position
April 2004 - February 2008
Konkuk University
Position
  • PhD Student

Publications

Publications (196)
Article
Full-text available
This study was conducted to develop the salt tolerance of rice by exogenous application of magnesium sulfate supplement (MgSO4). The salinization was carried out on 7-day-old rice seedlings including BC15 (salinity tolerant) and DT84DB (salinity susceptible) varieties with 0.5 mM MgSO4. The exogenous application of MgSO4 significantly improves the...
Article
Full-text available
Momilactones A (MA) and B (MB) are known as phytoalexins which principally play a role in the rice defense system against pathogens. This is the first study revealing that MA and MB contribute to rice tolerance to environmental stresses, including ultraviolet (UV) radiation and chilling conditions. The proofs were achieved by scrutinizing the respo...
Article
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Municipal solid waste (MSW) management is one of the utmost challenges for Cambodia’s city and district centers. The unsound management of MSW has detrimentally affected the environment and human health. In the present study, an attempt has been made to provide a comprehensive insight into the generation and characteristics, policies and legislatio...
Article
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Vietnam harnesses a rich diversity of rice landraces adapted to a range of conditions, which constitute a largely untapped source of diversity for the continuous improvement of cultivars. We previously identified a strong population structure in Vietnamese rice, which is captured in five Indica and four Japonica subpopulations, including an outlyin...
Article
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The Lilium genus is a member of the Liliaceae family and is comprised of approximately 110 to 120 species. This genus is considered the largest genome with a haploid DNA content in the plant kingdom and is currently receiving much attention for its great commercial and trading prospects. Among them, Lilium poilanei belongs to the Sinomartagon group...
Article
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Rice (Oryza sativa L.) is the world's most important cereal crop and is in great demand to supply stable food for over half of the worldwide population, particularly in Asia countries. Aside from nutritional value, pigmented rice is being considered a promising source of antioxidant molecules and bioactive compositions, which increasingly received...
Article
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This is the first study to examine the effects of in vitro digestion on biological activities of Sargassum spp., a broadly known brown seaweed for therapeutic potential. Three fractions (F1–F3) were obtained from hexane extract by column chromatography. Under in vitro simulated digestion, the anti-α-amylase capacity of F1 in oral and intestinal pha...
Article
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Essential oils (EOs) of Clausena indica fruits, Zanthoxylum rhetsa fruits, and Michelia tonkinensis seeds were analyzed for their phytochemical profiles and biological activities, including anti-diabetes, anti-gout, and anti-leukemia properties. Sixty-six volatile compounds were identified by gas chromatography–mass spectrometry (GC–MS), in which,...
Article
Full-text available
Background Vietnam possesses a vast diversity of rice landraces due to its geographical situation, latitudinal range, and a variety of ecosystems. This genetic diversity constitutes a highly valuable resource at a time when the highest rice production areas in the low-lying Mekong and Red River Deltas are enduring increasing threats from climate ch...
Preprint
Full-text available
Background and aims: Vietnam harnesses a rich diversity of rice landraces adapted to a broad range of conditions, which constitute a largely untapped source of genetic diversity for the continuous improvement of rice cultivars. We previously identified a strong population structure in Vietnamese rice, which is captured in five Indica and four Japon...
Article
Full-text available
Rice breeding was conducted for a long time during historical times and is an important job in Vietnam because rice is the major food for domestic consumption and export. In this review, we have provided a comprehensive insight into the importance of promising rice germplasm resources, breeding achievements, and breeding approaches as well as discu...
Article
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The management of amylose and protein contents and cooking quality are the main challenges in rice macronutrients and quality improvement. This experiment was conducted to examine the rice grain quality, alkali digestion, and gel consistency responses to irrigation interval after anthesis. Three rice varieties (K1, K3, and K4) were subjected to dif...
Article
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Cassytha filiformis is a parasitic invasive plant and causes troublesome to both cultivated and non-cultivated crops in the world. The objectives of this study were to evaluate the allelopathic potential of C. filiformis in the different assessing conditions. In bioassay, C. filiformis showed significant inhibition on the growth of the indicator pl...
Article
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Drought is one of the most challenging abiotic stress factors for rice production in Vietnam. The objective of this study was to evaluate the drought tolerance ability of 170 rice landraces in the laboratory and net house conditions. In laboratory bioassay, 42 out of 170 landraces were high drought tolerance at the 3% of KCLO3 treatment in thegerm...
Article
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The King banana (Musa ssp.) is a native specialty variety in Vietnam with distinctive features, delicious taste specialty and high economic value. The objectives of this study were to investigate the effects of different concentrations of silver nanoparticles (AgNPs) on the callus formation, shoot regeneration and multiplication, root induction and...
Article
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2E,6E)-3,7,11-Trimethyldodeca-2,6,10-trien-1-ol or farnesol is a natural isoprenoid possessing a range of beneficial biological activities as anti-candidiasis, anti-tumor and anti-hyperglycaemia. The present study, for the first time, isolated and identified farnesol from Euclea crispa leaves' extract, subsequently, validated its antioxidant and an...
Article
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The objective of this study was to evaluate genetic diversity of 35 Huperzia samples collected from the different geographical areas in Vietnam by using rbcL markers. The results revealed that the samples were genetically diverse in high genetic similarity which ranged from 98.0 to 99.0%, respectively. Based on the Genbank data in comparison, it wa...
Article
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Meristems are central to plant growth and development, yet evidence of directly manipulating this control to improve crop yield is scarce. Kernel row number (KRN) is an important agronomic trait that can directly affect maize (Zea mays L.) yield. However, this trait is difficult to select by phenotyping, since it is highly variable in the mixed gen...
Article
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Anoectochilus roxburghii is a wild edible species and has been traditionally used for a wide range of diseases in many countries. Our research aims to find the optimal light-emitting diode (LED) lighting conditions to improve the growth and development of A. roxburghii seedling at the acclimation stage. Two-month-old explants were cultured under th...
Preprint
Full-text available
BACKGROUND Vietnam possesses a vast diversity of rice landraces due to its geographical situation, latitudinal range, and a variety of ecosystems. This genetic diversity constitutes a highly valuable resource at a time when the highest rice production areas in the low-lying Mekong and Red River Deltas are enduring increasing threats from climate ch...
Cover Page
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In this volume 10, 2020, we have provided the latest findings on: (1) Relation between Soil Weed Seedbank and Weed Management Practises and Diversity in Farms in Kisii Central Sub County, Nyanza; (2)Application of Taxonomic Classification in Soil Fertility Management Using Maize (Zea mays L.) as Test Crop in Alfisols of Makurdi, Benue State; (3) Sw...
Article
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Salinity stress is one of the most problematic constraints to significantly reduce rice productivity. The Saltol QTL (quantitative trait locus) has been known as one among many principal genes/QTLs responsible for salinity tolerance in rice. However, the introgression of the Saltol QTL from the donor (male) into the recipient (female) cultivars ind...
Article
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The objectives of this study were to evaluate the genetic diversity and the pathogenicity of some Vietnamese rice blast fungus (Magnaporthe oryzae Barr) populations collected from four specific different areas in Central Vietnam by using molecular analysis. The results showed that the virulence range-isolate of the blast population is highly varied...
Preprint
Full-text available
Vietnam possesses a vast diversity of rice landraces due to its geographical situation, latitudinal range, and a variety of ecosystems. This genetic diversity constitutes a highly valuable resource at a time when the highest rice production areas in the low-lying Mekong and Red River Deltas are enduring increasing threats from climate changes, part...
Article
Full-text available
The objectives of this study were to evaluate the genetic diversity and the pathogenicity of some Vietnamese rice blast fungus (Magnaporthe oryzae Barr) populations collected from four specific different areas in Central Vietnam by using molecular analysis. The results showed that the virulence range-isolate of the blast population is highly varied...
Preprint
Full-text available
Potassium (K) is the third essential macroelement for plant growth after nitrogen and phosphorous. However, over 90% K exists in the soils is insoluble mineral form that is unavailable for plants uptake. Soil bacteria can dissolve potassium from insoluble K-bearing minerals. This study was carried out with aims to characterize potassium solubilizin...
Article
Full-text available
In this volume 9, 2020, we have provided the latest findings in Assessment of Some Wetland Potentials in Makurdi Supporting Rice and Sugarcane Production; Quantitative and Morphological Effect of Plant Growth Regulators on Callus Initiation from Leaves and Roots Explants of Artemisia annua L.; Evaluation of Harvesting and Seed Dormancy Overcoming T...
Article
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Salinity stress is one of the most severe constraints limiting rice production worldwide. Thus, the development of salt-tolerant rice promises to deal with increasing food demand due to climate change effects. This study investigated the salinity tolerance of mutant rice by evaluating phenotype and genotype, using forty-two simple sequence repeat (...
Article
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Bacillus thuringiensis (Bt) is a ubiquitous Gram-positive bacterium that can produce different insecticidal proteins during the sporulation phase growth. The objective of this study was to examine the expression, including the effects of induction temperature, time and IPTG concentrations as well as investigate insecticidal activity of Cry8Db prote...
Article
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Induced point mutations are important genetic resources for their ability to create hypo- and hypermorphic alleles that are useful for understanding gene functions and breeding. However, such mutant populations have only been developed for a few temperate maize varieties, mainly B73 and W22, yet no tropical maize inbred lines have been mutagenized...
Preprint
Full-text available
Description: This volume of the Journal of Horticulture and Plant Research presents the latest outputs related to the investigation of impacting the variation of chilling requirements on the budburst, hormonal profile, and development of flower and vegetative buds in early and late varieties of apple trees; determination of the effect of plant grow...
Article
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Chilling is one of the major abiotic stress which limites yield and quality of many crops. The seedlings of rice varieties namely Koshihikari (Japonica subtype) chilling tolerant, and the susceptible NMR2 (Indica subtype) were treated at 25/15 °C and 5/4 °C day/night to determine the growth parameters, phenolic contents, and antioxidant activity. I...
Article
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The objective of this study was to evaluate allelopathic potential of Boehmeria nivea (L.) Gaudich. against the growth barnyardgrass (Echinnochloa crus-galli) in the laboratory and nethouse conditions. In the laboratory condition,the results showed that the powder of Boehmeria nivea (L.) Gaudich. leaves and stems caused the allelopathic effects on...
Article
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There are approximately 50 Vietnamese native rose species growing in some different regions from North to South of this country. In this study, 23 Vietnamese native rose species collected from 5 different provinces were identified based on the sequences of the internal transcribed spacer (ITS) regions of nuclear ribosomal DNA. By comparing the sequ...
Article
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Maize (Zea mays L.) is the second-largest annual crop after rice and is widely used for animal feed in the livestock and poultry industry in Vietnam. However, climate changes increase pests and disease infestation cause adverse impacts on maize productivity. Hence, generating new maize lines/varieties with high yield potential and resistance to pes...
Article
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This study was to assess the genetic diversity of 12 D. yunnanicus samples collected from 5 different provinces in Vietnam and analyze the nutritional value of their shoots. The genetic similarity among the samples ranged from 98.47 -100%. The length of ITS1-5,8S-ITS2 region of the samples has a size of 653 nucleotides. The GC accounted for 60% and...
Article
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Attempts regarding the improvement and development of novel rice with better quality and higher productivity have been increasing. Among approaches, mutation is a direct alteration on the genome and considered as one of the most beneficial routes to acquire new beneficial traits in rice. An experiment was carried out to explore the effects of N-met...
Article
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We previously reported the inhibitory potentials of momilactones A (MA) and B (MB) against key enzymes related to type 2 diabetes and obesity. In this study, antioxidant and anti-skin-aging activities of MA and MB were investigated and compared with tricin, a well-known antioxidant and antiaging flavonoid in rice. MA, MB, and tricin were purified f...
Article
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Mutation technology has been applied more in recent decades to achieve novel products that are not commonly found in nature. An experiment was conducted to examine the effects of an N-methyl-N-nitrosourea (MNU) mutation on the growth, yield, and physicochemical properties of rice. Seeds of two rice cultivars (K1: DT84, and K3: Q5), along with their...
Article
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This review describes the bioactivities (antioxidant, antimicrobial, antibacterial, fungistatic, insecticidal, and herbicidal activities of the Alpinia zerumbet (Pers.). It is rich in total phenolics (2-20 mg gallic acid equivalent (GAE)/g) and essential oils (150 mg/g fresh weight (FW)). Principal bioactive constituents also include dihydro-5,6 de...
Article
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There is currently much interest in finding new phytochemicals among plants and fungi as nature-based alternatives to replace problematic herbicides such as glyphosate, which are preferentially used in agricultural production n. We discovered striking herbicidal potency in Cordyceps militaris (L.) and identified cordycepin as its principal plant gr...
Article
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Rice is an important staple food for Afghans. Its production has been increased, and attention is needed to improve grain quality. Experiments were conducted to evaluate the growth, yield, physicochemical properties, antioxidant activity, and morphological structures of four exotic rice varieties widely grown in Afghanistan (Attai-1, Jalalabad-14,...
Article
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Plants abound with active ingredients. Among these natural constituents, allelochemicals and signaling chemicals that are released into the environments play important roles in regulating the interactions between plants and other organisms. Allelochemicals participate in the defense of plants against microbial attack, herbivore predation, and/or co...
Article
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In this issue, we have provided the latest findings in Analysis of quantitative traits and estimation of heritability in early generations of a single cross in soybean (Glycine max (L.) Merrill); Agronomic characteristics, anthocyanin content, and antioxidant activity of anthocyanins extracted from the seeds of black rice accessions; Isolation and...
Article
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Salinity is a key abiotic constraint devastating crop production in the world. The developed salt tolerance rice varieties have been recently released and grown in the salt-affected deltas in Vietnam. However, the quality of these varieties is often poor quality due to the adverse influences of soil salinity and alkalinity. The objective of this st...
Preprint
Full-text available
The sixth volume of the Journal of Horticulture and Plant Research presents the latest outputs dealt with the determination of the influencing the season, variety and phosphorus fertilization on the growth and yield of groundnut (Arachis hypogaea L.) in Nigeria as well as studying the effects of paclobutrazol treatment on yield and economic earline...
Article
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This paper reports the successive isolation and purification of bioactive compounds from the stem bark of Jatropha podagrica, a widely known medicinal plant. The ethyl acetate extract of the stem bark exhibited the strongest antioxidant activity assessed by 2,2-diphenyl-1-picrylhydrazyl (DPPH), 2,2-azinobis-(3-ethylbenzothiazoline-6-sulfonic acid)...
Article
Full-text available
This study was the first to detect the presence of the two compounds momilactone A (MA) and momilactone B (MB) in rice bran using liquid chromatography-electrospray ionization-mass spectrometry (LC-ESI-MS). By in vitro assays, both MA and MB exhibited potent inhibitory activities on pancreatic α-amylase and α-glucosidase which were significantly hi...
Article
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Difficulties in breeding new rice cultivars that have a high yield, are acceptable quality, and are tolerant to environmental stresses have been the major constraint of rice production in many developing countries, as these traits are determined by multiple genes associated with complicated and uncontrollable gene segregations.Furthermore, the gene...
Article
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Although many investigations on phytochemicals in rice plant parts and root exudates have been conducted, information on the chemical profile of essential oil (EO) and potent biological activities has been limited. In this study, chemical compositions of rice leaf EO and in vitro biological activities were investigated. From 1.5 kg of fresh rice le...
Article
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Momilactones A (MA) and B (MB) are the active phytoalexins and allelochemicals in rice. In this study, MA and MB were purified from rice husk of Oryza sativa cv. Koshihikari by column chromatography, and purification was confirmed by high-performance liquid chromatography, thin-layer chromatography, gas chromatography-mass spectrometry, liquid chro...