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Anti-Allergic and Anti-Asthmatic Activity of Helioscopinin-A, a Polyphenol Compound, Isolated from Euphorbia helioscopia
Park. Kwan-Ha, Koh. Dong-Soo, Lee. Seung-Ho, Jung. Ill-Min, Kim. Kyung-Hyun, Lee. Chul-Hoon, Kim. Kye-Hoon, Lim. Yoong-Ho 한국미생물생명공학회 Journal of microbiology and biotechnology 5 Pages
한국미생물생명공학회 Journal of microbiology and biotechnology 2001, Vol.11 No.1 138-142 (5 pages)
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한국산 감잎로부터 Polyphenol계 생리활성물질 분리
안봉전, 배만종, 최희진, 장운빈, 성태수, 최청, An. Bong-Jeun, Bae. Man-Jong, Choi. Hee-Jin, Zhang. Yun-Bin, Sung. Tae-Soo, Choi. Cheong 한국응용생명화학회 한국농화학회지 6 Pages
한국응용생명화학회 한국농화학회지 2002, Vol.45 No.4 212-217 (6 pages)
위해 proteinase K 처리와 멸균처리한 결과 효소저해에 영향은 없어 활성물질군은 단백질군이 아니며, UV spectrum에서 자외선 영역에 최대 흡광치를 보여주므로 페놀링을 갖는 화합물로 추정하게 되었다. 추정화합물을 Sephadex LH-20, MCI-gel 및 Bondapak $C_{18}$ column에서 분리한 결과 F1 fraction에서 compound $1{sim}4$가지 4종류의 화합물, F2 fraction에서는 compounds 5, 6, F3 fraction에서 compound 7, 8, 9를 순수 정제하여 재결정하였다. 분리된 화합물은 TLC 발색반응에서 flavan-3-ol 골격을 기본으로 하는 축합탄닌... -
한국산 배로부터 분리한 Polyphenol 분획물이 지질대사에 미치는 영향
최희진, 박정혜, 한호석, 손준호, 손규목, 배종호, 최청 한국식품영양과학회 한국식품영양과학회지 6 Pages
한국식품영양과학회 한국식품영양과학회지 2004, Vol.33 No.2 299-304 (6 pages)
후, 혈장 및 간장에서의 지질대사에 미치는 영향을 분석한 결과 혈장에서는 배의 polyphenol 화합물군 PR-II에서 총지질, 총콜레스테롤이 유의성 있게 감소하였다 또한 간장에서는 총지질, 중성지질이 대조군에 비해서 유의성 있는 결과가 나타났다 5주 동안 고지방 식이를 한 후 분변을 채취하여 총지질, 총콜레스테롤 및 중성지질을 측정한 결과 배에서 추출한 polyphenol화합물 군이 고지방식이만을 섭취시킨 대조군에 비해 다소 감소되는 경향을 보였다. 배의 polyphenol 화합물군을 섭취시킨 후 총단백질과 알부민 함량을 측정한... -
한국산 배 (Pyrus pyrifolia Nakai)로부터 polyphenol 화합물의 구조결정
장운빈, 최희진, 한호석, 박정혜, 손준호, 배종호, 성태수, 안봉전, 김현구, 최청, Zhang. Yun-Bin, Choi. Hee-Jin, Han. Ho-Suk, Park. Jung-Hye, Son. Jun-Ho, Bae. Jong-Ho, Seung. T 한국식품과학회 한국식품과학회지 9 Pages
한국식품과학회 한국식품과학회지 2003, Vol.35 No.5 959-967 (9 pages)
Sephadex LH-20 gel column chromatography, MCI-CHP 20 gel column chromatography, Bondapack $C_{18}$ gel column chromatography을 이용하여 TLC와 HPLC로 순도를 검증한 후 4종의 polyphenol 화합물을 분리, 정제하였다. Compound A와 B는 Sepadex LH-20 gel column chromatography에서 증류수상에서 용출되었고 compound C는 40% methanol상에서 용출됨을 보아 compound B와 compound C는 흡착성이 강한 polyphenol 화합물이라 추정되었다. 분리, 정제한 4종의 compound를 NMR, FAM-mass 및 FT-IR를 이용하여 화학구조를 결정한 결... -
한국산 배의 저장기간에 따른 polyphenol화합물의 함량 및 성분변화와 항산화효과
장운빈, 배만종, 안봉전, 최희진, 배종호, 김성, 최청, Zhang. Yun-Bin, Bae. Man-Jong, An. Bong-Jeun, Choi. Hee-Jin, Bae. Jong-Ho, Kim. Sung, Choi. Cheong 한국식품과학회 한국식품과학회지 6 Pages
한국식품과학회 한국식품과학회지 2003, Vol.35 No.1 115-120 (6 pages)
과심 부분의 polyphenol 함량의 변화는 저장 기간동안 차차 증가하였으며 과심부분의 함량이 25.7%로 증가하였다. 배의 저장기간의 pH 변화는 저장기간이 길수록 감소하였으며 유리당은 fructose, glucose 및 sucrose의 3종류의 당이 검출되었고 저장기간이 증가할수록 그 함량은 증가하였다. 배의 휘발성 유기산은 citric acid, malic acid, succinic acid 및 fumaric acid의 4 종류가 검출되었고 과육에는 succinic acid가 제일 많았으며 저장 5개월 후로부터 차차 감소하였다. 또한 면실유, 아마인유 및 어유에 대한 배의 polyphenol... -
Effects of Green Tea Catechin on the Lipid Oxidation, Volatile Compound Formation, and Losses of Retinol and ${alpha}$-Tocopherol in Whole Milk During Light Illumination as Compared with Ascorbic Acid
Jung. Mun-Yhung 한국식품과학회 Food science and biotechnology 10 Pages
한국식품과학회 Food science and biotechnology 2011, Vol.20 No.5 1425-1434 (10 pages)
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PDGF-C and PDGF α-Receptor in Mouse during Embryogenesis
In Shik Kim, Dong Choon Ahn, Byung Yong Park 대한수의학회 대한수의학회 학술대회발표집 2 Pages
대한수의학회 대한수의학회 학술대회발표집 추계학술심포지움 319 508-509 (2 pages)
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Anti-melanogenic effects of black, green, and white tea extracts on immortalized melanocytes
Young Chul Kim, So Young Choi, Eun Ye Park 대한수의학회 Journal of Veterinary Science 9 Pages
대한수의학회 Journal of Veterinary Science 2015, 제 16권 제 2호 1 135-143 (9 pages)
Tea contains polyphenols and is one of the most popular beverages consumed worldwide. Because most tyrosinase inhibitors that regulate melanogenesis are phenol/catechol derivatives, this study investigated the inhibitory effects of Camellia sinensis water extracts (CSWEs), including black tea, green tea, and white tea extracts, on melanogenesis using immortalized melanocytes. CSWEs inhibited melanin accumulation and melanin synthesis along with tyrosinase activity in a concentration-dependent... -
Transactivation of peroxisome proliferator-activated receptor alpha by green tea extracts
Kookkyung Lee 대한수의학회 Journal of Veterinary Science 6 Pages
대한수의학회 Journal of Veterinary Science 2004, 제 5권 제 4호 7 325-330 (6 pages)
Tea is a popular beverage. Recently, green tea was reported to increase the number of peroxisomes in rats. In this study, to find out whether the green tea-induced proliferation of peroxisomes is mediated by PPARalpha , a transient transfection assay was carried out to investigate the interactions of tea extracts (green tea, black tea,oolong tea and doongule tea) and tea components (epigallocatechin gallate, epigallocatechin, epicatechin gallate, epicatechin and gallic acid), with mouse cloned... -
원저 : 쌀겨발효추출물의 항혈전효과
전보라, 지현동, 김수정, 이천휘, 김태완, 이만휘 대한수의학회 Korean Journal of Veterinary Research(구 대한수의학회지) 8 Pages
대한수의학회 Korean Journal of Veterinary Research(구 대한수의학회지) 2015, 제 55권 제 4호 4 233-240 (8 pages)
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천문동 뿌리의 자연발효에 관여하는 미생물 및 발효 후 효능 변화
김민지, 신나래, 이명종, 김호준 한방비만학회 대한한방비만학회지 10 Pages
한방비만학회 대한한방비만학회지 2018, 제 18권 제 2호 5 96-105 (10 pages)
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비파엽추출물의 지방분해효소 조절을 통한 국소 지방분해 효능
이운규(Woon kyeu Lee), 최유연(You Yeon Choi), 양웅모(Woong Mo Yang) 한방비만학회 대한한방비만학회지 10 Pages
한방비만학회 대한한방비만학회지 2017, 제 17권 제 2호 6 101-110 (10 pages)
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MDL-12330A potentiates TRAIL-induced apoptosis in gastric cancer cells through CHOP-mediated DR5 upregulation
Sung-ChulLimSongIyHan 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 9 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2017, Vol.21 No.4 5 397-405 (9 pages)
MDL-12330A is a widely used adenylyl cyclase (AC) inhibitor that blocks AC/cAMP signaling. In this study, we demonstrated a novel antitumor activity of this drug in gastric carcinoma (GC) cell lines. In these GC cells, MDL-12330A reduced cell viability and induced cell death in a concentration-dependent manner. At a moderate concentration (~20 μM), MDL-12330A mainly induced apoptotic death whereas at concentrations greater than 20 μM, it increased non-apoptotic cell death. The induction of... -
Resveratrol attenuates lipopolysaccharide-induced dysfunction of blood-brain barrier in endothelial cells via AMPK activation
MinHu, BoLiu 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 8 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2016, Vol.20 No.4 1 325-332 (8 pages)
Resveratrol, a phytoalexin, is reported to activate AMP-activated protein kinase (AMPK) in vascular cells. The blood-brain barrier (BBB), formed by specialized brain endothelial cells that are interconnected by tight junctions, strictly regulates paracellular permeability to maintain an optimal extracellular environment for brain homeostasis. The aim of this study was to elucidate the effects of resveratrol and the role of AMPK in BBB dysfunction induced by lipopolysaccharide (LPS). Exposure of... -
Neuroprotective effect of caffeic acid phenethyl ester in 3-nitropropionic acid-induced striatal neurotoxicity
JiaBak, HeeJungKim, SeongYunKim, Yun-SikChoi 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 8 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2016, Vol.20 No.3 7 279-286 (8 pages)
a bioactive compound with strong antioxidant activity. This study was designed to test the neuroprotective effect of CAPE in 3-nitropropionic acid (3NP)-induced striatal neurotoxicity, a chemical model of Huntington’s disease (HD). Initially, to test CAPE’s antioxidant activity, a 2,2’-azino-bis-3-ethylbenzthiazoline-6-sulfonic acid (ABTS) antioxidant assay was employed, and CAPE showed a strong direct radicalscavenging eff ect. In addition, CAPE provided protection from 3NP-induced neuronal... -
Epigallocatechin-3-gallate rescues LPS-impaired adult hippocampal neurogenesis through suppressing the TLR4-NF-κB signaling pathway in mice
Kyung-JooSeong, Hyun-GwanLee, MinSukKook, Hyun-MiKo, Ji-YeonJung, Won-JaeKim 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 11 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2016, Vol.20 No.1 6 41-51 (11 pages)
Adult hippocampal dentate granule neurons are generated from neural stem cells (NSCs) in the mammalian brain, and the fate specification of adult NSCs is precisely controlled by the local niches and environment, such as the subventricular zone (SVZ), dentate gyrus (DG), and Toll-like receptors (TLRs). Epigallocatechin-3-gallate (EGCG) is the main polyphenolic flavonoid in green tea that has neuroprotective activities, but there is no clear understanding of the role of EGCG in adult neurogenesis... -
Epigallocatechin-3-Gallate (EGCG) Attenuates Traumatic Brain Injury by Inhibition of Edema Formation and Oxidative Stress
BoZhang, BingWang, ShuhuaCao, YongqiangWang 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 7 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2015, Vol.19 No.6 3 491-497 (7 pages)
Traumatic brain injury (TBI) is a major cause of mortality and long-term disability, which can decrease quality of life. In spite of numerous studies suggesting that Epigallocatechin-3- gallate (EGCG) has been used as a therapeutic agent for a broad range of disorders, the effect of EGCG on TBI remains unknown. In this study, a weight drop model was established to evaluate the therapeutic potential of EGCG on TBI. Rats were administered with 100 mg/kg EGCG or PBS intraperitoneally. At different... -
EGCG Blocked Phenylephrin-Induced Hypertrophy in H9C2 Cardiomyocytes, by Activating AMPK-Dependent Pathway
YiCai, LiZhao, YuanQin, Xiao-QianWu 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 8 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2015, Vol.19 No.3 3 203-210 (8 pages)
of AMPK results in suppression of cardiac myocyte hypertrophy via inhibition of the p70S6 kinase (p70S6K) and eukaryotic elongation factor-2 (eEF2) signaling pathways. Epigallocatechin-3-gallate (EGCG), the major polyphenol found in green tea, possesses multiple protective effects on the cardiovascular system including cardiac hypertrophy. However, the molecular mechanisms has not been well investigated. In this study, we found that EGCG could significantly reduce natriuretic peptides type A... -
Cyanidin-3-glucoside Inhibits ATP-induced Intracellular Free Ca2＋ Concentration, ROS Formation and Mitochondrial Depolarization in PC12 Cells
ShaziaPerveen, JiSeonYang, TaeJoungHa, ShinHeeYoon 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 9 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2014, Vol.18 No.4 3 297-305 (9 pages)
Flavonoids have an ability to suppress various ion channels. We determined whether one of flavonoids, cyanidin-3-glucoside, affects adenosine 5'-triphosphate (ATP)-induced calcium signaling using digital imaging methods for intracellular free Ca2＋ concentration ([Ca2＋]i), reactive oxygen species (ROS) and mitochondrial membrane potential in PC12 cells. Treatment with ATP (100μM) for 90 sec induced [Ca2＋]i increases in PC12 cells. Pretreatment with cyanidin-3-glucoside (1μg/ml to 100μg/ml)... -
Phosphorylation of Akt Mediates Anti-Inflammatory Activity of 1-p-Coumaroyl β-D-Glucoside Against Lipopolysaccharide-Induced Inflammation in RAW264.7 Cells
VanAnhVo, Jae-WonLee, Ji-YoungKim, Jun-HoPark, HeeJaeLee, Sung-SooKim, Yong-SooKwon, WanjooChun 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 8 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2014, Vol.18 No.1 11 79-86 (8 pages)
Hydroxycinnamic acids have been reported to possess numerous pharmacological activities such as antioxidant, anti-inflammatory, and anti-tumor properties. However, the biological activity of 1-p- coumaroyl β-D-glucoside (CG), a glucose ester derivative of p-coumaric acid, has not been clearly examined. The objective of this study is to elucidate the anti-inflammatory action of CG in lipopo-lysaccharide (LPS)-stimulated RAW264.7 macrophage cells. In the present study, CG significantly suppressed... -
2-(4-Hydroxyphenyl)-5-(3-Hydroxypropenyl)-7-Methoxybenzofuran, a Novel Ailanthoidol Derivative, Exerts Anti-Inflammatory Effect through Downregulation of Mitogen-Activated Protein Kinase in Lipopolysaccharide-Treated RAW 264.7 Cells
HyeonJinKim, Jong-GabJun, Jin-KyungKim 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 6 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2013, Vol.17 No.3 6 217-222 (6 pages)
of prostaglandin (PG) E2 and the expression of inducible NO synthase and cyclooxygenase (COX)-2 induced by LPS, and inhibited the release of LPS-induced pro-inflammatory cytokines from RAW264.7 cells. The underlying mechanism of compound 4 on anti-inflammatory action was correlated with the down-regulation of mitogen-activated protein kinase and activator protein-1 activation. Compound 4 is potentially an effective functional chemical candidate for the prevention of inflammatory diseases. -
Anti-Oxidative and Anti-Inflammatory Effects of QGC in Cultured Feline Esophageal Epithelial Cells
MyeongJaeLee, HyunJuSong, JunYeongJeong, SunYoungPark, UyDongSohn 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 7 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2013, Vol.17 No.1 12 81-87 (7 pages)
Quercetin-3-O-Ղ-D-glucuronopyranoside (QGC) is a flavonoid glucoside extracted from Rumex Aquaticus Herba. In the present study, anti-oxidative and anti-inflammatory effects of QGC were tested in vitro. Epithelial cells obtained from cat esophagus were cultured. When the cells were exposed to acid for 2 h, cell viability was decreased to 36%. Pretreatment with 50 ՌM QGC for 2 h prevented the reduction in cell viability. QGC also inhibited the productions of intracellular ROS by... -
Pyrithione-zinc Prevents UVB-induced Epidermal Hyperplasia by Inducing HIF-1α
Young-SukCho, Kyung-HoonLee, Jong-WanPark 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 7 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2010, Vol.14 No.2 5 91-97 (7 pages)
Epidermal keratinocytes overgrow in response to ultraviolet-B (UVB), which may be associated with skin photoaging and cancer development. Recently, we found that HIF-1Ձ controls the keratinocyte cell cycle and thereby contributes to epidermal homeostasis. A further study demonstrated that HIF-1Ձ is down-regulated by UVB and that this process is involved in UVB-induced skin hyperplasia. Therefore, we hypothesized that the forced expression of HIF-1Ձ in keratinocytes would... -
Octyl Gallate Inhibits ATP-induced Intracellular Calcium Increase in PC12 Cells by Inhibiting Multiple Pathways
YujieGuo, YiJaeHong, Hyun-JongJang, Myung-JunKim, Duck-JooRhie, Yang-HyeokJo, SangJuneHahn, ShinHeeYoon 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 8 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2010, Vol.14 No.1 4 21-28 (8 pages)
Phenolic compounds affect intracellular free Ca2＋ concentration ([Ca2＋]i) signaling. The study examined whether the simple phenolic compound octyl gallate affects ATP-induced Ca2＋ signaling in PC12 cells using fura-2-based digital Ca2＋ imaging and whole-cell patch clamping. Treatment with ATP (100</SUP>ՌM) for 90 s induced increases in [Ca2＋]i in PC12 cells. Pretreatment with octyl gallate (100 nM to 20ՌM) for 10 min inhibited the ATP-induced [Ca2＋]i response in a... -
(? )-Epigallocatechin Gallate Inhibits the Pacemaker Activity of Interstitial Cells of Cajal of Mouse Small Intestine
KweonYoungKim, SooJinChoi, HyukJinJang, DongChuanZuo, PawanKumarShahi, ShankarPrasadParajuli, CheolHoYeum, PyungJinYoon, SeokChoi, JaeYeo 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 6 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2008, Vol.12 No.3 4 111-116 (6 pages)
The effects of (−)-epigallocatechin gallate (EGCG) on pacemaker activities of cultured interstitial cells of Cajal (ICC) from murine small intestine were investigated using whole-cell patch-clamp technique at 30oC and Ca2＋ image analysis. ICC generated spontaneous pacemaker currents at a holding potential of −70 mV. The treatment of ICC with EGCG resulted in a dose-dependent decrease in the frequency and amplitude of pacemaker currents. SQ-22536, an adenylate cyclase inhibitor, and... -
Baicalein Protects 6-OHDA-induced Neuronal Damage by Suppressing Oxidative Stress
Heh-InIm, EunjooNam, Eun-sunLee, Yu-jinHwang, YongSikKim 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 8 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2006, Vol.10 No.6 3 309-316 (8 pages)
The protective effects of baicalein, one of the flavonoids in Scutellaria baicalensis Georgi, were evaluated against 6-hydroxydopamine (6-OHDA)-induced neuronal damage in mice and cultured human neuroblastoma cells. Nigrostriatal damage was induced by stereotaxically injecting 6-OHDA into the right striatum. Baicalein was administered intraperitoneally 30 min before and 90 min after lesion induction. Animals received a further daily injection of baicalein for 3 consecutive days. Two weeks after... -
Inhibition of Nitric Oxide-induced Neuronal Apoptosis in PC12 Cells by Epigallocatechin Gallate
JiYeonJung, YeonJinJeong, ChangRyoungHan, SunHunKim, HyunJinKim, KiHeonLee, HaOkPark, WonJaeKim 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 8 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2005, Vol.9 No.4 8 239-246 (8 pages)
a major compound of green tea, is recognized as protective substance against neuronal diseases. This study is aimed to investigate the effect of EGCG on NO-induced cell death in PC12 cells. Administration of sodium nitroprusside (SNP), a NO donor, decreased cell viability in a dose- and time-dependent manner and induced genomic DNA fragmentation with cell shrinkage and chromatin condensation. EGCG diminished the decrement of cell viability and the formation of apoptotic morphologenic changes as... -
Inhibition of Angiotensin II-Induced Vascular Smooth Muscle Cell Hypertrophy by Different Catechins
YingZheng, HyeJinSong, SeokHeeYun, YeonJeongChae, HaoJia, ChanHyungKim, TaeSunHa, AgapiosSachinidis, HeeYulAhn, SraT.Davidge 대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 8 Pages
대한생리학회-대한약리학회 The Korean Journal of Physiology & Pharmacology 2005, Vol.9 No.2 7 117-124 (8 pages)
A cumulative evidence indicates that consumption of tea catechin, flavan-3-ol derived from green tea leaves, lowers the risk of cardiovascular diseases. However, a precise mechanism for this cardiovascular action has not yet been fully understood. In the present study, we investigated the effects of different green tea catechins, such as epigallocatechin-3 gallate (EGCG), epigallocatechin (EGC), epicatechin-3 gallate (ECG), and epicatechin (EC), on angiotensin II (Ang II)-induced hypertrophy in... -
Induction of Systemic Resistance against Bacterial Leaf Streak Disease and Growth Promotion in Rice Plant by Streptomyces shenzhenesis TKSC3 and Streptomyces sp. SS8
Erneeza Mohd Hata, Mohd Termizi Yusof, Dzarifah Zulperi 한국식물병리학회 The Plant Pathology Journal 9 Pages
한국식물병리학회 The Plant Pathology Journal 2021, 37권 2호 8 173-181 (9 pages)
Xoc infection. The result was consistent with defense-related enzyme quantification wherein single and consortium Streptomyces treatments increased peroxidase (POX), polyphenol oxidase, phe- nylalanine ammonia-lyase, and β,1-3 glucanase (GLU) accumulation compared to untreated plant. Within all Streptomyces treatments, consortium treatment TKSC3 + SS8 showed the highest disease suppression efficiency (81.02%) and the lowest area under the disease prog- ress curve value (95.79), making it the... -
Synergistic Interactions of Schizostatin Identified from Schizophyllum commune with Demethylation Inhibitor Fungicides
Min Young Park, Byeong Jun Jeon, Ji Eun Kang, Beom Seok Kim 한국식물병리학회 The Plant Pathology Journal 12 Pages
한국식물병리학회 The Plant Pathology Journal 2020, 36권 6호 5 579-590 (12 pages)
Botrytis cinerea, which causes gray mold disease in more than 200 plant species, is an economically important pathogen that is mainly controlled by synthetic fungicides. Synergistic fungicide mixtures can help reduce fungicide residues in the environment and mitigate the development of fungicide-resistant strains. In this study, we screened microbial culture extracts on Botrytis cinerea to identify an antifungal synergist for tebuconazole. Among the 4,006 microbial extracts screened in this... -
Effects of Salicylic Acid and Indole Acetic Acid Exogenous Applications on Induction of Faba Bean Resistance against Orobanche crenata
Fatima Zahra Briache, Mounia Ennami, Joseph Mbasani-Mansi, Assia Lozzi, Abdelhadi Abousalim, Walid El Rodeny, Moez Amri, Zine El Abidine Triqui, Rachid Mentag 한국식물병리학회 The Plant Pathology Journal 15 Pages
한국식물병리학회 The Plant Pathology Journal 2020, 36권 5호 10 476-490 (15 pages)
foliar spray). Soaking seeds in SA or IAA provided the highest protection levels reaching ~75% compared to the untreated control plants. Both elicitors limited the chlorophyll content decrease caused by O. crenata infestation and increased phenolic compound production in host plants. Phenylalanine ammonia lyase, peroxidase, and polyphenol oxidase activities were stimulated in the host plant roots especially in the susceptible genotype Lobab. The magnitude of induction was more obvious in infest... -
A Biostimulant Preparation of Brown Seaweed Ascophyllum nodosum Suppresses Powdery Mildew of Strawberry
Sruti Bajpai, Pushp Sheel Shukla, Samuel Asiedu, Kris Pruski, Balakrishnan Prithiviraj 한국식물병리학회 The Plant Pathology Journal 11 Pages
한국식물병리학회 The Plant Pathology Journal 2019, 35권 5호 2 406-416 (11 pages)
such as phenylalanine ammonia lyase, polyphenol oxidase, and peroxidase activity. In field conditions, foliar spray of 0.2% ANE showed a reduction of 37.2% of natural incidence of powdery mildew infection as compared to the control. ANE sprayed plant also reduces the severity of powdery mildew infection under natural conditions. These results indicate that application of ANE induces the strawberry plant’s active defense against powdery mildew infection by induction of secondary metabolism and... -
Crosstalk of Zn in Combination with Other Fertilizers Underpins Interactive Effects and Induces Resistance in Tomato Plant against Early Blight Disease
Zoia Arshad Awan, Amna Shoaib, Kashif Ali Khan 한국식물병리학회 The Plant Pathology Journal 11 Pages
한국식물병리학회 The Plant Pathology Journal 2019, 35권 4호 5 330-340 (11 pages)
in induction of resistance in tomato plant against a pathogen which significantly improved photosynthetic pigment, total phenolics, total protein content and defense-related enzymes [superoxide dismutase (SOD), catalase (CAT), peroxidase (POX), polyphenol oxidase (PPO) and phenylalanine ammonia-lyase (PAL)]. The tremendous increase in total phenolics and PAL activity suggesting their additive effect on salicylic acid which may help the plant to systemically induce resistance against pathogen... -
Phyllosticta musarum Infection-Induced Defences Suppress Anthracnose Disease Caused by Colletotrichum musae in Banana Fruits cv Embul
한국식물병리학회 The Plant Pathology Journal 10 Pages
한국식물병리학회 The Plant Pathology Journal 2013, 29권 1호 9 77-86 (10 pages)
Anthracnose development by Colletotrichum musae was observed to be significantly less in the fruits of the banana cultivar ``Embul`` (Mysore, AAB) infected with Phyllosticta musarum than in fruits without such infections. Anthracnose disease originates from quiescent C. musae infections in the immature fruit. P. musarum incites minute, scattered spots, referred to as freckles, in the superficial tissues of immature banana peel which do not expand during maturation or ripening. P. musarum does... -
방울토마토 라이코펜 품종의 유리아미노산 및 폴리페놀 화합물의 분석
김현룡, 안준배, Kim. Hyen-Ryung, Ahn. Jun-Bae 한국조리학회 한국조리학회지 13 Pages
한국조리학회 한국조리학회지 2014, Vol.20 No.3 37-49 (13 pages)
본 연구에서는 방울토마토 라이코펜 품종의 식품학적 유용성을 알아보기 위해 유리아미노산, 아미노산 대사물질 및 폴리페놀 화합물의 조성을 분석하였다. 방울토마토 라이코펜 품종은 L-Cys과 L-Try을 제외한 18종의 유리아미노산을 함유하고 있었다. 방울토마토 라이코펜 품종의 유리아미노산 중 L-Glu이 건조 중량 100 g 당 2,499.02 mg이 함유되어 전체 아미노산 중 55.5%를 차지하고 있어 유리아미노산 중 가장 많은 함유량을 보였다. 그리고 L-Gln이 전체 아미노산 중 15.9%, L-Asp가 9.9% 함유되어 있어 L-Glu, L-Gln 및 L-Asp가... -
녹화 처리기간에 따른 황기, 석결명, 술패랭이꽃 및 질경이 새싹채소의 항산화 효과 변화
이철희, 신소림, 김나래, 윤성은, 김수인, 백설희, 황주광, Lee. Cheol-Hee, Shin. So-Lim, Kim. Na-Rae, Yoon. Sung-Eun, Kim. Su-In, Baek. Seol-Hee, Hwang. Ju-Kwang 한국자원식물학회 韓國資源植物學會誌 10 Pages
한국자원식물학회 韓國資源植物學會誌 2009, Vol.22 No.4 349-358 (10 pages)
새로운 항산화 기능성 새싹채소를 개발하고, 항산화효과가 우수한 재배 조건을 구명하기 위하여 황기, 석결명, 술패랭이꽃, 질경이 새싹채소의 재배 중 녹화기간에 따른 항산화효과 변화를 분석하였다. 연구의 결과, 종에 따라 광합성이 항산화능에 미치는 영향이 각기 다르게 나타났다. 황기 새싹채소는 총 폴리페놀 함량은 녹화 0일, 총 플라보노이드 함량은 녹화 3일째에 가장 우수하였으며, DPPH radical 소거능은 녹화 0일, ABTS radical 소거능은 녹화 1일, $Fe^{2+}$ chelating효과는 녹화 0일, 지질과산화 억제활성은 녹화... -
시판 발효식초의 원료에 따른 특성 비교
나환식, 최경철, 양수인, 이지헌, 조정용, 마승진, 김진영, Na. Hwan Sik, Choi. Gyeong Cheol, Yang. Soo In, Lee. Ji Heon, Cho. Jeong Young, Ma. Seung Jin, Kim. Jin Yo 한국식품저장유통학회 한국식품저장유통학회지 6 Pages
한국식품저장유통학회 한국식품저장유통학회지 2013, Vol.20 No.4 482-487 (6 pages)
시판되는 발효식초 7종을 대상으로 품질특성을 비교 분석하였다. pH는 감식초가 가장 높았으며, 양조식초, 무화과 식초, 쌀식초, 사과식초, 현미식초, 매실식초 순으로 나타났다. 총산의 경우 현미식초, 사과식초, 매실식초가 6.33~6.57%의 범위를 보여 타 시료에 비해 조금 높은 결과를 보였다. 유리아미노산 함량은 양조식초>무화과식초>감식초>쌀식초>매실식초>사과식초 순으로 나타났으며, ${gamma}$-aminobutyric acid(GABA) 함량이 무화과식초와 감식초에서 타 시료에 비해 높게 분석되었다. 항산화성분인 총... -
제조방법을 달리한 차의 주요성분과 생리활성
조광호, 배유림, 양은정, 박은지, 마승진, 박용서, 정동옥, 정순택, Jo. Kwang-Ho, Pae. Yu-Rim, Yang. Eun-Jung, Park. Eun-Ji, Ma. Sueng-Jin, Park. Yong-Seo, Chung. Dong-Ok 한국식품저장유통학회 한국식품저장유통학회지 7 Pages
한국식품저장유통학회 한국식품저장유통학회지 2006, Vol.13 No.5 596-602 (7 pages)
결과 total phenolic compound 함량은 $3.59%{sim}3.87%$의 범위로 나타나 발효정도와 제다방법에 따라 큰 차이는 없는 것으로 나타났다. 반면 caffeine 함량은 녹차가 5.81%로 가장 높았으며, 위조차가 5.75%, 일쇄차가 3.46%, 황차가 2.66% 순으로 발효정도에 따라 caffeine 함량이 감소하는 경향을 보였다. 차의 수색은 발효정도가 강할수록 명도(L)는 감소하였고, 녹색도(-a)가 낮아지면서 적색(a)에 가까워졌으며, 황색도(b)는 발효정도에 따라 높아지는 경향을 보였다. 차의 전자공여능에 의한 항산화 활성은 녹차가 85.6%로 가장... -
추출온도에 따른 국내 벼 품종 미강의 항산화 활성 비교
이정희, 오세관, 김대중, 윤미라, 천아름, 최임수, 이점식, 김연규, Lee. Jeong-Heui, Oh. Sea-Kwan, Kim. Dae-Jung, Yoon. Mi-Ra, Chun. Areum, Choi. Im-Soo, Lee. Jeom-Sig, Ki 한국식품영양학회 한국식품영양학회지 7 Pages
한국식품영양학회 한국식품영양학회지 2013, Vol.26 No.1 1-7 (7 pages)
및 조운)의 도정 부산물인 미강에 대한 추출 온도에 따른 70% 에탄올 추출물의 항산화 성분(polyphenol, flavonoid)과 항산화 활성(DPPH radical 소거능, ABTS radical 소거능, 환원력)을 비교 분석하여 기능적 가치를 평가함으로써 이용 가능성을 살펴보고자 하였다. 추출 온도에 따른 미강의 항산화 성분을 측정한 결과, 총 polyphenol 함량에서는 추출 온도가 높을수록 다소 증가하는 경향을 나타낸 반면, 총 flavonoid 함량은 추출 온도에 따른 차이는 보이지 않았다. 항산화 활성 측정 결과, DPPH radical 소거능을 제외한 총... -
벼 품종별 현미와 백미 70% 에탄올 추출물의 항산화 성분 및 항산화 효과
김대중, 오세관, 윤미라, 천아름, 홍하철, 이준수, 김연규, Kim. Dae-Jung, Oh. Sea-Kwan, Yoon. Mi-Ra, Chun. A-Reum, Hong. Ha-Cheol, Lee. Jun-Soo, Kim. Yeon-Kyu 한국식품영양과학회 한국식품영양과학회지 7 Pages
한국식품영양과학회 한국식품영양과학회지 2010, Vol.39 No.3 467-473 (7 pages)
성분과 항산화활성을 비교.분석하여 쌀의 기능적 가치를 평가함으로써 이용 가능성을 살펴보고자 하였다. 주요 품종별 현미와 백미의 항산화 성분으로는 polyphenol, flavonoid, tocopherol, tocotrienol 및 $gamma$-oryzanol을 측정하였으며, 항산화력은 ABTS와 DPPH radical 제거능 및 환원력을 측정하였다. 각 품종의 현미와 백미의 70% 에탄올 추출물에서 1.98~3.80%와 0.44~1.28%의 추출 수율을 보였으며, 실험결과 현미 추출물에서 백미 추출물보다 높은 함량의 항산화 성분 및 항산화 활성을 나타내었다. 또한 각 품종의 현미와 ... -
여러 가지 특수미의 항산화 활성 및 항산화 성분
서선정, 최용민, 이선미, 공수현, 이준수, Seo. Sun-Jung, Choi. Young-Min, Lee. Seon-Mi, Kong. Su-Hyun, Lee. Jun-Soo 한국식품영양과학회 한국식품영양과학회지 7 Pages
한국식품영양과학회 한국식품영양과학회지 2008, Vol.37 No.2 129-135 (7 pages)
중 흑미의 polyphenol, vitamin E, phytic acid, anthocyanin 함량은 각각 444.38, 0.79, 130.92, 146.90 mg/100 g으로 vitamin E를 제외하고 다른 특수미에 비해 가장 높은 항산화 성분 함량을 나타내었다. 또한 흑미 methanol 추출물의 총 항산화력(697.27 AEAC), 환원력(2.32 $A_{700}$), 지질과산화 억제력(84.18%), 금속이온 제거능(38.47%), xatnhine oxidase 억제활성(66.52%)은 금속이온 제거능을 제외하고 다른 시료에 비해 높은 활성을 나타내었다. 특수미의 항산화 성분과 항산화 활성간의 상관분석 결과 polyphenol 함량이... -
포도씨 추출물과 분획물의 Tyrosinase 저해활성
한지영, 성지혜, 김대중, 정헌상, 이준수, Han. Ji-Young, Sung. Jee-Hye, Kim. Dae-Jung, Jeong. Heon-Sang, Lee. Jun-Soo 한국식품영양과학회 한국식품영양과학회지 5 Pages
한국식품영양과학회 한국식품영양과학회지 2008, Vol.37 No.12 1679-1683 (5 pages)
되었다. Tyrosinase 저해활성은 각 분획물보다 crude한 형태인 methanol 추출물의 효과가 더 높았으며 분획물 중 ethyl acetate 층이 가장 높은 tyrosinase 저해활성을 나타내었고 추출물과 분획물 모두 농도 의존적인 경향을 나타내었다. 포도씨 분획물 중 ethyl acetate층이 polyphenol과 flavonoid 함량이 가장 높았고 ABTS 라디칼 소거능 또한 가장 높은 결과를 나타내었으며 water 분획층도 비교적 높은 활성을 나타내었다. 본 연구 결과 tyrosinase 활성과 항산화 성분,항산화 활성 경향이 일치하는 것을 볼 수 있었으며 포도씨는... -
식품부패세균에 대한 가자(Terminalia chebula Retz.) 추출물의 항균활성
김기주, 도정룡, 조진호, 김영명, 김병삼, 임상동, 강석남, Kim. Ki-Ju, Do. Jeong-Ryong, Jo. Jin-Ho, Kim. Young-Myoung, Kim. Byeong-Sam, Lim. Sang-Dong, Kang. Suk-Nam 한국식품과학회 한국식품과학회지 6 Pages
한국식품과학회 한국식품과학회지 2005, Vol.37 No.3 498-503 (6 pages)
가자 물 추출물과 70% 에탄올 추출물을 acetone, hexane, chloroform, butanol 용매로 순차 분획하였다. 용매 순차 분획물중 butanol분획물이 E. coli, S. typhimurium, P. aeruginosa, B. subtilis, S. aureus, L. monocytogenes균종에 대해 가장 좋은 항균활성과 추출수율을 나타내었다. 또한 polyphenol 표준물질 중 pyrogallol이 항균활성 실험결과 가장 좋은 활성을 나타내었다. 가자의 물 추출물과 에탄올 추출물을 13가지 표준품을 사용하여 HPLC 분석한 결과, pyrogallol의 수치가 가장 높게 나타났다. -
데치는 방법에 따른 시금치의 phytochemical 성분 및 위해성 요인 변화
홍정진, 안태현, Hong. Jeong-Jin, Ahn. Tae-Hyun 한국식품과학회 한국식품과학회지 6 Pages
한국식품과학회 한국식품과학회지 2005, Vol.37 No.2 268-273 (6 pages)
polyphenol 함량은 데치기에 의해 모두 감소하였으며, 전자렌지에 의한 방법이 재래적인 방법보다 높은 함량을 보였다. 이때 전자렌지에 의해 데쳤을 경우 ascorbic acid는 대조군과 유의적인 차이 없이 감소하였으나, 총 flavonoid와 총 polyphenol은 대조군보다 유의적으로 낮은 함량을 보여 다소 영향을 받는 것으로 나타났다. 총균과 대장균군 수는 데치기에 의해 모두 유의적으로 감소하였으며 특히 끓는 물에 의한 재래적인 방법이 전자렌지에 의한 데치기보다 약 20-25% 정도 유의적으로 낮았다. Nitrate는 데치기에 의해 감소하는...
