Jae-Suk Choi

Jae-Suk Choi
Gyeongsang National University | GNU

Ph.D

About

211
Publications
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Publications

Publications (211)
Article
Background Gelidium amansii has been gaining profound interest in East Asian countries due to its enormous commercial value for agar production and its extensive pharmacological properties. Previous studies have shown that the ethanol extract of Gelidium amansii (GAE) has promising neurotrophic effects in in vitro conditions. Objectives The presen...
Article
BACKGROUND: Bifidobacterium is a genus of lactic acid bacteria that lives in the large intestine of humans and animals. The health benefits of this genus are well established; however, the anti-inflammatory activity of this genus, specifically Bifidobacterium lactis, has not been well defined. Therefore, in this study, we evaluated anti-inflammator...
Article
Globally, Pacific oysters (Crassostrea gigas) have a high market demand owing to their increased nutritional value. C. gigas can be a dietary source to meet the daily nutritional needs. Several studies have evaluated the nutritional value and bioactivity of C. gigas. However, a review of studies examining the nutritional value and bioactivity of C....
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Edible insect ingredients have gained importance as environmental-friendly energy sources world-wide; the honeybee (Apis mellifera L.) drone pupae has gained prominence as a nutritional material. In this study, bee drone pupae were processed under different heating and drying conditions and incorporated into a puffed-rice snack with honey. The sens...
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Phlorotannins have been proven to contain numerous bioactive compounds that have potential to be applied in variety industries, including cosmetics, functional foods, nutraceuticals, environmental management, and medicine. The larvicidal and growth-inhibiting properties of phlorotannins have been extensively studied in various organisms. However, t...
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Fucoxanthin, belonging to the xanthophyll class of carotenoids, is a natural antioxidant pigment of marine algae, including brown macroalgae and diatoms. It represents 10% of the total carotenoids in nature. The plethora of scientific evidence supports the potential benefits of nutraceu-tical and pharmaceutical uses of fucoxanthin for boosting huma...
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This double-blind randomized placebo-controlled clinical study aimed to investigate the efficacy and safety of hair loss prevention shampoo with salicylic acid (0.2%), panthenol (0.2%), and niacinamide (0.1%) in alopecia patients. A total of 42 subjects completed the 24-week clinical study. A series of clinical examinations, counting of the number...
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Seaweeds are a major source of functional foods, nutraceuticals, and pharmaceuticals. Seaweed can be sustainably harvested through callus culture, which yields homogenous cells and bioproducts under controlled conditions. Callus induction is a crucial early step in callus culture and is influenced by several abiotic factors. This review aims to dis...
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Seaweeds or marine macroalgae are known for producing potentially bioactive substances that exhibit a wide range of nutritional, therapeutic, and nutraceutical properties. These compounds can be applied to treat chronic diseases, such as cancer, cardiovascular disease, osteoporosis, neurodegenerative diseases, and diabetes mellitus. Several studies...
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Background and Objectives: The currently used pharmacological agents for metabolic disorders such as type II diabetes have several limitations and adverse effects; thus, there is a need for alternative therapeutic drugs and health functional foods. Materials and Methods: This study investigated the pharmacological effects of water chestnut (fruit o...
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Abalone (Haliotis discus hannai) has high nutritional value and market demand. However, it is generally sold as a raw product, which suffers from lengthy preparation, low commercial value, and a short shelf life. To address these problems, we processed abalone as a home meal replacement (HMR) product using superheated steam and quick freezing techn...
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The development of macroalgal biorefinery products as an alternative source of renewable fuels is an opportunity to solve the dependence on fossil fuels. Macroalgae is a potential biomass that can be developed as a raw material for producing platform chemicals such as levulinic acid (LA). In the industrial sector, LA is among the top 12 biomass-der...
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We aimed to increase the ginsenosides present in fermented red ginseng and enhance cordycepin production by Cordyceps militaris using solid-state fermentation. After 50 days of fermentation, red ginseng solid-state fermented with C. militaris demonstrated considerably higher contents of Rb3 (9.16%), Rd (513.93%), Rg2 (63.12%), Rg3 (20R; 112.53%), a...
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Alaska pollack roe (APR) is a protein source that is usually salted and fermented, containing a high salt content. Using a combination of superheated steam roasting and smoking, we developed a new low-salt ready-to-eat APR variant, whose quality characteristics we analyzed. The optimal conditions for roasting (216 °C for 4 min) and smoking (64 °C f...
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Scomber spp. are fast‐moving migratory fish found in the Pacific, Indian and Atlantic Oceans. Scomber spp. contain proteins, lipids, minerals and vitamins. However, recent studies on Scomber spp. have focused on improving the quality of products (S. colias), describing their morphology (S. indicus), as well as the exploration and application of the...
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In Korea, the web-foot octopus (Amphioctopus sp.) is commonly consumed as jjukkumi bokkeum, a spicy stir-fried octopus dish. Using steaming and smoking methods, we made jjukkumi bokkeum home meal replacement (HMR) products. The response surface methodology (RSM) was employed to optimize the steam and smoke processes. Quick freezing was applied to f...
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Fucosterol (24-ethylidene cholesterol) is a bioactive compound belonging to the sterol group that can be isolated from marine algae. Fucosterol of marine algae exhibits various biological activities including anti-osteoarthritic, anticancer, anti-inflammatory, anti-photoaging, immunomodulatory, hepatoprotective, anti-neurological, antioxidant, algi...
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Studies have reported the impact of frying on the nutritional and sensory properties of mackerel. However, no study has reviewed this topic. This study reviewed the effects of different frying processes on the nutritional and sensory characteristics of mackerel, with and without batter, marinade, and spice. MEDLINE, Web of Science, PubMed, and Scie...
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Black soldier fly larvae (BSFL; Hermetia illucens) are known as an alternative feed for livestock, but their lack of polyunsaturated fatty acids (such as eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA)) makes it less valuable. To overcome these problems, BSFL substrate (chicken feed) was fortified with squid liver oil (SLO) at five diffe...
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Since ancient times, honeybee drone pupae have been used as food and for medicinal purposes in Asia, the United States, and Europe. Honeybee (Apis mellifera L.) drone pupae have been registered as food ingredients in Korea. This material is promising as an alternative food source. It has carbohydrates, fats, and proteins, and contains various amino...
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Chub mackerel (CM) is a commercial fish in Korea, owing to its availability and nutritional values. This study aimed to develop a ready-to-heat (RTH) Korean preparation of CM, known as Godeungo gangjeong. We utilized vacuum frying technology to fry the CM and evaluated its quality. Conventional frying with a deep fryer was performed in parallel to...
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As the sensory qualities of meat processed using methods such as superheated steam, marination, and hot smoking have not been examined, this study analyzed the sensory quality of chicken meats (leg, breast) and its chemical correlation by determining optimal processing conditions (superheated steam treatment, marination, and hot smoking). Chicken m...
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The brown seaweed Hizikia fusiformis (syn. Sargassum fusiforme), commonly known as “Hijiki”, has been utilized in traditional cuisine and medicine in East Asian countries for several centuries. H. fusiformis has attracted much attention owing to its rich nutritional and pharmacological properties. However, there has been no comprehensive review of...
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Frying is an old method of processing food, especially fish. Mackerel is one of the most consumed fish worldwide because of its high nutritional value. Previously, only a study on the effects of deep frying of fried mackerel has been performed. However, no study has been conducted on the effects of different frying methods on the physiochemical and...
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Objective In this study, an analysis was performed to observe the effect of resistance exercise and exopolymers purified from Aureobasidium pullulans (EAP) intake for 12 weeks on muscle reduction and improvement of muscle function in the elderly.MethodsA total of 45 elderly individuals (age distribution: 60–78 years; average age: 67.24 years) were...
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Background and Objectives: The present study investigated the beneficial effects of tart cherry (fruit of Prunus cerasus) concentrated powder (TCcp) on glucocorticoid (GLU)-induced catabolic muscular atrophy in the skeletal muscle of mice. Furthermore, its potential mechanism was also studied. Materials and Methods: Changes in calf thickness, calf...
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This study aimed to optimize the texture modification process of yellowfin sole (Pleuronectes aspera) to improve its quality characteristics for easier consumption by the elderly. Yellowfin sole was immersed in enzyme solution (Protamex:Neutrase = 1:2), marinated in herbal extract solution, and roasted by superheated steam. The product was evaluate...
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Phlorotannins are secondary metabolites produced by brown seaweeds with antiviral, antibacterial, antifungal, and larvicidal activities. Phlorotannins’ structures are formed by dibenzodioxin, ether and phenyl, ether, or phenyl linkages. The polymerization of phlorotannins is used to classify and characterize. The structural diversity of phlorotanni...
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Context Kyeongok-go (KOG) is a traditional mixed herb preparation consisting of Panax ginseng CA Meyer (Araliaceae), Poria cocos Wolf (Polyporaceae), Rehmannia glutinosa (Gaertner) Liboschitz ex Steudel (Orobanchaceae), and honey. Various pharmacological effects of KOG are reported, but the efficacy on respiratory diseases has not been evaluated....
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We developed a new seafood home meal replacement (HMR) product containing the adductor muscle of the pen shell (AMPS) and common squid meat (CSM) via high-frequency defrosting (HFD), superheated steam, and quick freezing. Test HMR products were produced by mixing defrosted and roasted AMPS, CSM, and sauce in ratios of 27.5, 27.5, and 45.0% (w/w), r...
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Chub mackerel (CM), Scomber japonicus, is a commercially important fish species in pacific countries including South Korea and its rapid quality deterioration by various spoilage mechanisms while marketed has been reported, leading to a dramatic decline of the market price. To overcome this problem, a combination of superheated steam roasting (270...
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Phlorotannins are polyphenolic compounds produced via polymerization of phloroglucinol, and these compounds have varying molecular weights (up to 650 kDa). Brown seaweeds are rich in phlorotannins compounds possessing various biological activities, including algicidal, antioxidant, anti-inflammatory, antidiabetic, and anticancer activities. Many re...
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In this paper, we hypothesized that ShashamKyeongok-go (SKOG) is a mixed preparation of Adenophorae Radix powder (AR) and Kyeongok-go (KOG). SKOG may be served as a novel preventive and/or therapeutic agent for various respiratory diseases. SKOG were orally administered to ICR mice at 400, 200, and 100 mg/kg once a day for 11 days to examine antitu...
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This study was designed to investigate the antioxidative and angiotensin I-converting enzyme (ACE) inhibitory activities of Eastern eel (Anguilla japonica). Hot water extracts were prepared over a period of 25 h at 100°C from the meat and whole body of the Eastern eel. Protein hydrolysates of Eastern eel were prepared over a period of 10 h using di...
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Antioxidant peptides are commonly used as functional ingredient in the pharmaceutical industries. Here, we characterized the antioxidant peptides from mackerel muscle protein hydrolysates (MPHs). MPHs showing higher bioactivities were separated into seven groups by FPLC. MPH-3 which exhibited significantly higher (p < 0.05) DPPH· scavenging activit...
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Half-dried Pacific saury of Cololabis saira (HDPS) is a fatty fish of high nutritional value with remarkable consumer interest in the Asia Pacific region, however, it undergoes various deteriorative changes associated with browning, bacterial contamination, oxidation, and decreased sensory attributes while marketed in various processed forms. To wi...
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The hagfish (Myxine glutinosa), an eel‐shaped demersal fish, is a potential protein source with a distinctive flavor. Additionally, the consumption of hagfish is believed to exert aphrodisiac activity. This study attempted to evaluate the effect of steaming and hot smoking treatment combination on the quality characteristics of hagfish under optima...
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Japanese Spanish Mackerel (JSM) Scomberomorus niphonius (Cuvier 1832) is an important commercial fish species in South Korea. The postharvest handling, preservation, and storage of JSM have not been clearly understood, and therefore, it is very often oxidized to produce off-flavor while marketed as the raw or frozen state. To overcome these problem...
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This study aimed to develop a novel polyculture technology for sea cucumber using seabed under hanging culture farms of oyster and sea squirt. The survival, growth and sheltering rates of sea cucumber seedlings were determined. The habitation rate of sea cucumber was 20% with 20.8-31.0 animals per shelter. The density was calculated to be 3 animals...
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Objective This study aimed to investigate the efficacy and safety of the exopolymers from Aureobasidium pullulans (EAP) in subjects with mild-to-moderate atopic dermatitis.MethodsA total of 68 subjects who visited Semyung Oriental Medical Center from November 16, 2015, to September 8, 2016, were included in the study. The subjects were treated oral...
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Abstract Purpose Angiogenesis is critical in various biological processes, such as blood vessel growth, fetal differentiation, wound healing, and organ regeneration. Various growth factors have been associated with vascular regeneration, including insulin-like growth factor 1 (IGF-1), transforming growth factor-β (TGF-β), and basic fibroblast growt...
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Neurotrophic factors promote the formation of spines and synapses in neuron development and maintenance. Synaptic connections enhance memory in the brain. In this study, the effects of Kappaphycus alvarezii ethanolic extract (EKA) and its isolated cholesterol (iCHOL) on spinogenesis and synaptogenesis of hippocampal neurons were evaluated. Compared...
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We identified the main active, exercise performance‐enhancing compounds in a hot water extract of the leather carp, Cyprinus carpio nudus , as nicotinamide and guanosine. Mice were fed casein (30 mg/ml) enriched with nicotinamide (0.1 mg/ml) and guanosine (0.05 mg/ml) once daily for a week at 10 µl/g body weight. Swimming endurance (57%) and foreli...
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Background/objective: The blue honeysuckle berry (Lonicera caerulea var. edulis L.) is a small deciduous shrub belonging to the Caprifoliaceae family that is native to Russia, China, Japan, and Korea. The berry of this shrub is edible, sweet and juicy and is commonly known as the blue honeyberry (BHB). This study examined the anti-diabetic potenti...
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Background The alleviating effects of diabetic nephropathy and hepatopathy of β-glucan should be evaluated. Objective The anti-diabetes effects of β-glucan from Aureobasidium pullulans were assessed in a streptozotocin (STZ)-induced rat diabetes model at 62.5 and 125 mg/kg doses. And the possibility of changes in the effects of β-glucan according...
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The effectiveness of natural bioresources at enhancing exercise performance is of interest to those in sports and health care. The use of 29 common seaweed species as supplements to enhance exercise performance and the recovery from physical fatigue was evaluated. The ethanol extract of the red seaweed Gloiopeltis furcata (GFE) had the greatest eff...
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Protective effects of a mixed hot water extracts of Astragalus membranaceus (AWE) and Laminaria japonica (LWE), AWE: LWE 85:15 (g/g; AL mix), were investigated against propylthiouracil (PTU)-induced hypothyroidism in rats. Rats were challenged with PTU, resulting in, increased thyroid gland weight, decreased liver weight and antioxidant activities,...
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Aim: The aim of the present study was to examine the efficacy and safety of Polycan, a β-glucan produced from the black yeast Aureobasidium pullulans SM-2001, in combination with glucosamine in reducing knee osteoarthritis-associated symptoms. Methods: This was a double-blind, randomized controlled trial of a formulated product composed of 16.7...
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Background: Constipation, a common health problem, causes discomfort and affects the quality of life. This study intended to evaluate the potential laxative effect of triple fermented barley (Hordeum vulgare L.) extract (FBe), produced by saccharification, Saccharomyces cerevisiae, and Weissella cibaria, on loperamide (LP)-induced constipation in...
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The demand for alternative protein sources by the livestock industry has increased substantially. Therefore, insects are being promoted as a novel nutrient source in animal feed. As detailed in this review, eleven patents related to feeding insects to terrestrial animals including livestock and companion animals have been commercially applied. Six...
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Purpose – This study aims to investigate the current and future status of overseas halal food marketing and develops strategies for improving the competitiveness of Korean seafood companies in the global halal food market. Design/methodology/approach – The research uses a case study approach and a semi-structured review of previously published dat...
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Objective To investigate the enhancement of alcohol metabolism by two ginseng berry (GB) extracts and their two types of mixed herbal beverages through in vitro and in vivo experiments. Methods Two GB extract solutions and their two herbal beverages were evaluated as enhancers of alcohol metabolism in normal human embryonic liver cells (CL-48 cell...
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Ethnopharmacological relevance: Adenophora triphylla var. japonica is frequently used as an oriental medicinal plant in Korea, China, and Japan for its anti-inflammatory, antitussive, and hepatoprotective effects. Aim of the study: In the present study, the antitussive, expectorant, and anti-inflammatory effects of AR powder were investigated us...
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The common squid ( Todarodes pacificus ) is one of the most widely consumed food ingredients in East Asian countries, especially Korea and Japan. It is generally marketed raw, which leads to inconvenient preparation, less commercial value, and short shelf life. Therefore, in order to handle these problems, superheated steam roasting (260°C heater,...
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Background: Hordeum vulgareL (barley) contains numerous phenolic substances with proven anticancer, antioxidant and gastroprotective activities. Saccharification increases the functionality and bioavailability of these compounds thus can aid in the development of a natural product based medicine. This study aimed to investigate the possiblegastropr...
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Pacific chub mackerel (Scomber japonicus) is an important fish throughout the world, especially in East Asian countries, including Korea, China, and Japan. Protein hydrolysates from marine sources are commonly used as nutritional supplements, functional ingredients, and flavor enhancers in the food, beverage, and pharmaceutical industries. Antioxid...
Data
Changes in SOD, Catalase and β-actin expression levels by western blot (A) SOD expression levels; (B) Catalase expression levels; (C) Beta-actin expression levels N: Normal; C: Control; P: Positive control; M100: Mackerel muscle protein hydro