29 Result(s)
within
Jae-Kwang Kim
Life Sciences
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Article
Chemical profiling of insect-resistant rice shows that geographical variations produce greater differences in chemical composition than genetic modifications
Genetically modified (GM) rice (event, Bt-T) contains the Bacillus thuringiensis gene for insecticidal properties. To evaluate changes in the chemical compositions of Bt-T and non-GM rice cultivated in two region...
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The Tomato Juhwang Mutant Accumulates a High Level of β-Carotene and has a Long Shelf-Life
Carotenoids have diverse functions in plants and animals. In tomato (Solanum lycopersicum), the red color of fruits is due to the accumulation of the carotenoid lycopene during fruit ripening. Here, the effect of...
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Article
Metabolic profiling and antioxidant properties of hybrid soybeans with different seed coat colors, obtained by crossing β-carotene-enhanced (Glycine max) and wild (Glycine soja) soybeans
We obtained new hybrid soybeans (Hybrid) with different seed coat colors such as green (Hybrid-GR), brown (Hybrid-BR), yellow (Hybrid-YE), and black (Hybrid-BL), by hybridizing β-carotene-enhanced soybeans (BCE;
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Article
Decontamination of DNA in Taq DNA polymerase reagents using nylon membranes for monitoring of GMOs
Polymerase chain reaction (PCR) is one of the most commonly used methods in diagnostic and molecular biology. However, DNA contamination can lead to incorrect results. This poses a major problem, especially in...
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Article
Effectiveness and Biocompatibility of Decellularized Nerve Graft Using an In Vivo Rat Sciatic Nerve Model
Decellularized nerve allografting is one of promising treatment options for nerve defect. As an effort to develop more efficient nerve graft, recently we have developed a new decellularization method for nerve...
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Article
Reciprocal Crosses Between Astaxanthin and Capsanthin Rice Unravel Effects of Metabolic Gene Efficacy in Rice Endosperm
Carotenoids are not naturally accumulated in the endosperms of rice, which is a cereal crop. In our previous study, biofortified rice seeds accumulated two red color carotenoids, ketocarotenoids including asta...
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Natural hybridization between transgenic and wild soybean genotypes
Cultivation of transgenic soybean lines [Glycine max (L.) Merr.] and the international trade of their seeds has led to an increased focus on the potential risk of gene flow from transgenic to wild soybean (Glycin...
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Article
Mesenchymal Stem Cells Derived from Wharton’s Jelly Can Differentiate into Schwann Cell-Like Cells and Promote Peripheral Nerve Regeneration in Acellular Nerve Grafts
Schwann cells (SCs) secrete neurotrophic factors and provide structural support and guidance during axonal regeneration. However, nearby nerves may be damaged to obtain primary SCs, and there is a lack of nerv...
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Article
Metabolic profiling and antioxidant activity during flower development in Agastache rugosa
Our previous study showed that flowers of Agastache rugosa had higher phenolic levels and higher antibacterial and antioxidant capacity compared to those of the leaves and stems. The aim of this study was to prov...
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Alteration of Carotenoid Metabolic Machinery by β-Carotene Biofortification in Rice Grains
To increase nutritional values as dietary sources of provitamin A and health-promoting antioxidants in rice grains, carotenoids have been biofortified in a Golden Ricelike variety, the stPAC (stPsy-2A-stCrtI) ric...
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Article
Open AccessHigh accumulation of γ-linolenic acid and Stearidonic acid in transgenic Perilla (Perilla frutescens var. frutescens) seeds
Polyunsaturated fatty acids such as linoleic acid (LA) and α-linolenic acid (ALA) are abundant in vegetable oils and are important for human health. In the body, LA and ALA are respectively converted to the om...
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Article
Trial data of the anti-obesity potential of a high resistant starch diet for canines using Dodamssal rice and the identification of discriminating markers in feces for metabolic profiling
Dodamssal rice (Oryza sativa L.) includes high levels of resistant starch (RS), which is a source of dietary fiber. Recently, there has been an increase in the prevalence of obesity in canines; however, the infor...
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Article
Effect of codon optimization on the enhancement of the β-carotene contents in rice endosperm
A β-carotene is the most well-known dietary source as provitamin A carotenoids. Among β-carotene-producing Golden Rice varieties, PAC (Psy:2A:CrtI) rice has been previously developed using a bicistronic recombina...
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The Influence of Light-Emitting Diodes (LEDs) on the Growth, Antioxidant Activities, and Metabolites in Adventitious Root of Panax ginseng C.A. Meyer
This study examines the impact of light-emitting diodes (LEDs) on the growth, antioxidant properties, and some phenolic metabolites of adventitious roots (AR) of ginseng (Panax ginseng C.A. Meyer) using bioreacto...
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Article
In planta cleavage of carotenoids by Arabidopsis carotenoid cleavage dioxygenase 4 in transgenic rice plants
A family of carotenoid cleavage dioxygenases (CCDs) produces diverse apocarotenoid compounds via the oxidative cleavage of carotenoids as substrates. Their types are highly dependent on the action of the CCD f...
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Article
Open AccessTranscriptome and metabolome analysis in shoot and root of Valeriana fauriei
Valeriana fauriei is commonly used in the treatment of cardiovascular diseases in many countries. Several constituents with various pharmacological properties are present in the roots ...
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Article
Activation of anthocyanin biosynthesis by expression of the radish R2R3-MYB transcription factor gene RsMYB1
RsMYB1, a MYB TF of red radish origin, was characterized as a positive regulator to transcriptionally activate the anthocyanin biosynthetic machinery by itself in ...
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Article
Monthly metabolic changes and PLS prediction of carotenoid content of citrus fruit by combined Fourier transform infrared spectroscopy and quantitative HPLC analysis
This work examined the potential of Fourier transform infrared spectroscopy (FT-IR) spectroscopy and high-performance liquid chromatography (HPLC) analysis in evaluating metabolic changes during ripening of ci...
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Expression of tobacco tocopherol cyclase in rice regulates antioxidative defense and drought tolerance
Tocopherols (α-, β-, γ-, and δ-tocopherol) represent a group of lipophilic antioxidants that are synthesized only by photosynthetic organisms. It is widely believed that the main functions of tocopherols are p...
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Comparative analysis of flavonoids and polar metabolites from hairy roots of Scutellaria baicalensis and Scutellaria lateriflora
Baicalin, baicalein, and wogonin were accumulated in hairy roots derived from Scutellaria lateriflora and Scutellaria baicalensis. The levels of baicalein and baicalin were 6.8 and 5.0 times higher, respectively,...
