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| 1 | 海洋来源真菌Penicillium brevicompactum OUCMDZ-4920的活性产物研究显示文摘通过化学与生物活性相结合的集成筛选方法,从海底沉积物样品(-68 m)中分离得到一株霉酚酸的产生菌短密青霉菌(Penicillium brevic Bompactum OUCMDZ-4920).从其寡营养发酵产物中分离获得了包括8个霉酚酸类化合物在内的11个化合物,其中外消旋的brevicolides A(1)和B(2)为新化合物.通过光谱分析、电子圆二色谱(ECD)、化学转化、手性拆分和Mosher反应,将其结构依次鉴定为(2'S,3'R)-(-)-brevicolide A(1a)、(2'R,3'S)-(+)-brevicolide A(1b)、(2'S,3'S)-(-)-brevicolide B(2a)、(2'R,3'R)-(+)-brevicolide B(2b)、霉酚酸(3)、3-羟基霉酚酸(4)、(S)-2-甲基-4-[5-羟基-7-甲氧基-4-甲基-1-氧亚基-6-(1,3-二氢异苯并呋喃基)]丁酸(5)、norpestaphthalides A(6)和B(7)、5,7-二甲氧基-4-甲基异苯并呋喃-1(3H)-酮(8)、6,8-二羟基-3-羟甲基-1H-异苯并吡喃-1-酮(9)、brevianamides A(10)和E(11).化合物3对小鼠白血病细胞P388、人口腔上皮癌细胞KB、人结直肠癌细胞HT29、人乳腺癌细胞MCF-7和人肺癌细胞A549表现出较好的抑制活性,IC50值为0.4~5.29μmol·L^(-1),对白色念珠菌表现出较好的抗真菌活性,最小抑菌浓度(MIC)为4.7μmol·L^(-1).合成了4个新化合物(-)-7-O-methylbrevicolide A(12a)、(+)-7-O-methylbrevicolide A(12b)、(-)-7-O-methylbrevicolide B(13a)和(+)-7-O-methylbrevicolide B(13b). | 陈玲玲 朱统汉 朱国良 刘云龙 王聪 Pawinee Piyachaturawat Arthit Chairoungdua 朱伟明 | 2017 | 有机化学2017,37,10: | 7 |
| 2 | Adaptive hopheld neural network for economic load dispatch 显示文摘 | Kwang Y Lee Arthit Sode-Yome June Ho Park | 1998 | IEEE Trans on PS1998,13,2: | 1 |
| 3 | Exosome release of β-ca tenin:a novel mechanism that antagonizes Wnt signaling显示文摘 | Arthit C Danielle LS Pierre PP | | 0,,: | 1 |
| 4 | A new approach for optimization in image watermarking by using genetic algorithms 显示文摘 | Prayoth Kumsawat Kitti Attakitmongcol Arthit Srikaew | 2005 | IEEE Transactions on Signal Processing2005,53,12: | 1 |
| 5 | A new approach for optimization in image watermarking by using genetic algorithms 显示文摘 | PRAYOTH K KITTI A ARTHIT S | 2005 | IEEE Trans on Signal Processing2005,53,12: | 1 |
| 6 | Adaptive Hopfield neural networks for economic load dispatch 显示文摘 | Kwang Y Lee Arthit Sode Yome June Ho Park | 1998 | IEEE Transactions on Power Systems1998,13,2: | 1 |
| 7 | Adaptive hopfield neural network for economic load dispatch显示文摘 | Kwang Y Lee Arthit Sode-Yome June Ho Park | 1998 | IEEE Trans on PS1998,13,2: | 1 |
| 8 | A new approach for optimization in image watermarking by using Genetic Algorithms显示文摘 | Prayoth Kumsawat Kitti Attakitmongcol Arthit Srikaew | 2005 | IEEE Trans on Signal Processing2005,53,12: | 1 |
| 9 | Human L-type amino acid transporter 1 (LAT1): characterization of function and expression in tumor cell lines显示文摘 | Osamu Yanagida Yoshikatsu Kanai Arthit Chairoungdua Do Kyung Kim Hiroko Segawa Tomoko Nii Seok Ho Cha Hirotaka Matsuo Jun-ichi Fukushima Yoshiki Fukasawa Yoshiko Tani Yutaka Taketani Hiroshi Uchino Ju Young Kim Jun Inatomi Isao Okayasu Ken-ichi Miyamoto E | 2001 | BBA - Biomembranes2001,,2: | 1 |
| 10 | Acid hydrolysis of sugarcane bagasse for lactic acid production 显示文摘 | Pattana L Arthit T Vichean L | 2010 | Bioresource Technology2010,101,3: | 1 |
| 11 | A neural network approach to the selection of feed mix in the feed industry显示文摘 | Supachai Pathumnakul Kullapapruk Piewthongngam Arthit Apichottanakul | 2009 | Computers and Electronics in Agriculture2009,,1: | 1 |
| 12 | Exosome release of β-catenin:a novel mechanism that antagonizes Wnt signaling显示文摘 | ARTHIT C DANIELLE L S PIERRE P P | 2010 | Cell Biol2010,190,: | 1 |
| 13 | Comparison of shunt capacitor, SVC and STATCOM in static voltage stability margin enhancement显示文摘 | Arthit Sode-Yome Mithulananthan N | 2004 | International Journal of Electrical Engineering Education2004,41,2: | 1 |
| 14 | A new approach for optimization in image watermarking by using genetic algorithms显示文摘 | Prayoth Kumsawat Kitti Attakitmongeol Arthit Srikaew | 2005 | IEEE Transactions on Signal Processing2005,53,12: | 1 |
| 15 | Acid hydrolysis of sugarcane bagasse for lactic acid production显示文摘 | Pattana Laopaiboon Arthit Thani Vichean Leelavatcharamas Lakkana Laopaiboon | 2009 | Bioresource Technology2009,,3: | 1 |
| 16 | Role of Calcination Temperature on Isosorbide Production from Sorbitol Dehydration over the Catalyst Derived from Ce(IV)Sulfate显示文摘Isosorbide is a multi-purpose chemical that can be produced from renewable resources.Specifically,it has been investigated as a replacement for toxic bisphenol A(BPA)in the production of polycarbonate(PC).In this study,the synthesis of isosorbide by sorbitol dehydration using a cerium-based catalyst derived from calcined cerium(IV)sulfate(300°C,400°C,450°C,500°C,and 650°C)was investigated.The reaction occurred in a high-pressure reactor containing nitrogen gas.Advanced instrumental techniques were applied to analyze the characteristics of the calcined catalyst.The results showed that the calcined catalysts demonstrated different crystalline structures and sulfate species at different temperatures.However,the acidic properties(strength and amount)of the catalyst did not change with the calcination temperature.The cerium(IV)sulfate calcined at 400°C exhibited the best catalytic performance,achieving the highest isosorbide yield(55.7%)and complete conversion of sorbitol at 180°C,20 bar of N2,and 6 h using CeSO-400.The presence of a sulfate group on the catalyst was the most important factor in determining the catalytic performance of sorbitol dehydration to isosorbide.This work suggests that CeSO-400 catalysts may play an important role in reducing reaction conditions. | Medta Boupan Kanyapak Prompang Achiraya Chompunuch Piwat Boonma Arthit Neramittagapong Somnuk Theerakulpisut Sutasinee Neramittagapong | 2023 | Journal of Renewable Materials2023,11,7: | 0 |
| 17 | Improving the non-destructive maturity classification model for durian fruit using near-infrared spectroscopy显示文摘The maturity state of durian fruit is a key indicator of quality before trading.This research aims to improve the near-infrared(NIR)model for classifying the maturity stage of durian fruit using a completely non-destructive measurement.Both NIR spectrometers were investigated:the short wavelength NIR(SWNIR)ranging from 450 to 1000 nm and long wavelength NIR(LWNIR)ranging from 860 to 1750 nm.The samples collected for experimentation consisted of four stages:immaturity,prematurity,maturity,and ripe.Each fruit was scanned at the rind position on the main fertile lobe(header,middle,and tail)and stem.The classification models were developed using three supervised machine learning algorithms:linear discriminant analysis(LDA),support vector machine(SVM),and K-Nearest neighbours(KNN).The analysis results revealed that the use of durian rind spectra only obtained between 83.15%and 88.04%accuracy for the LWNIR spectrometer,while the SWNIR spectrometer provided 64.73 to 93.77%accuracy.The performance of model increases when developing with combination between rind and stem spectra.The LDA model developed using a combination of rind and stem spectra provided the greatest efficiency,exhibiting 97.28%and 100%accuracy for LWNIR and SWNIR spectrometers,respectively.The LDAmodelis therefore recommended for obtaining spectra from smoothingmoving average(MA)+baseline of rind position and when used in combination with the MA+standard normal variance(SNV)of stem spectra.The NIR spectroscopy indicated high potential for non-destructive estimation of the durian maturity stage.This process could be used for quality control in the durian export industry to solve the problem of unripe durian being mixed with ripe fruit. | Sirirak Ditcharoen Panmanas Sirisomboon Khwantri Saengprachatanarug Arthit Phuphaphud Ronnarit Rittiron Anupun Terdwongworakul Chayuttapong Malai Chirawan Saenphon Lalita Panduangnate Jetsada Posom | 2023 | Artificial Intelligence in Agriculture2023,,1: | 0 |
| 18 | The Optimal Energy Management for Lighting of Bank in GMS (Greater Mekong Sub-region) Countries显示文摘 | Chaiyapat Kumpeerakupt Somkuan Rimsmutchai Pomrapeepat Bhasaputra Woraratana Pattaraprakorn Arthit Sode-Yome Natapongkom Pawanawichien Surasak Tirawannavit Kitti Tirawannavit PanuponSamerpark Wichit Krueasuk | 2013 | Journal of Energy and Power Engineering2013,7,4: | 0 |
| 19 | The Optimal Design of Lighting Systems for Designated Office Building in Thailand显示文摘 | Surasak Panjavaranont Pomrapeepat Phasaputra Woraratana Pattaraprakom Arthit Sode-Yome Kitti Tirawannavit Chaiyapat Kumpeerakupt Somkhun Rimsmutchai Wichit Krueasuk Natapongkom Pawanawichien | 2013 | Journal of Energy and Power Engineering2013,7,4: | 0 |