Determination of Both Total Phenolic Compound and Antioxidant Capacity of Herbal Teas Using Smartphone Digital Imaging
Hau Van Nguyen, Jaroon Jakmunee, Napaporn Youngvises and Pakorn Preechaburana* Author for corresponding; e-mail address: ppakorn@tu.ac.th
Volume: Vol.49 No.2 (March 2022)
Research Article
DOI: https://doi.org/10.12982/CMJS.2022.030
Received: 15 August 2021, Revised: 24 November 2021, Accepted: 15 December 2021, Published: -
Citation: Nguyen H.V., Jakmunee J., Youngvises N. and Preechaburana P., Determination of Both Total Phenolic Compound and Antioxidant Capacity of Herbal Teas Using Smartphone Digital Imaging, Chiang Mai Journal of Science, 2022; 49(2): 420-433. DOI 10.12982/CMJS.2022.030.
Abstract
In this work, a low cost and portable optical sensor using a smartphone camera for antioxidant analysis was demonstrated. A platform was designed and installed on a smartphone as an attachment for the assay solution, a macro lens, and a white LED. The proposed confi guration allowed the illumination from the white LED to pass through the solution before entering the smartphone camera. After the color of the solution was captured by the camera, the image was sent to a laptop by Bluetooth and the Red, Green and Blue (RGB) intensity values were determined using ImageJ software. The proposed platform was used to assess the antioxidant capacity of standard Trolox, gallic acid, and a range of herbal teas using 2,2’-azinobis-(3-ethylbenzthiazoline-6-sulphonic acid) (ABTS) and 1,1-diphenyl-2-picrylhydrazine (DPPH) assay, and then calculated as an IC50 value. The total phenolic compounds (TPC) of these samples were also evaluated using Folin-Ciocalteu (FC) assay, and presented as gallic acid equivalents (GAE). The results of the three assays when using the smartphone were in good agreement with those from a commercial UV-Vis spectrophotometer. For the three assays, a good linearity and precision were obtained R2 > 0.995, and % RSD was lower than 2% (n = 5), respectively. For FC assay, the linear range and the limit of detection were 0.0-7.0 mg/L and 0.20 mg/L, consequently.
Related Articles
DOI: 10.12982/CMJS.2025.100.
Girish Ningappa Mathad and Jenshinn Lin
Vol.52 No.6 (November 2025)Research Article View: 272 Download: 64
DOI: 10.12982/CMJS.2025.080.
Samantha C. Karunarathna, Nimesha M. Patabendige, Wenhua Lu, Dongqin Dai and Kalani K. Hapuarachchi
Vol.52 No.6 (November 2025)Review Article View: 1,087 Download: 418
DOI: 25.015.
Thanakorn Vichaiya, Sirawich Chotikakham and Sitthisak Intarasit
Vol.52 No.2 (March 2025)Research Article View: 1,199 Download: 515
DOI: 10.12982/CMJS.2025.011.
Vince Ellison B. Leyeza, Rona Camille M. Lizardo-Agustin, Lloyd Earl L. Flandez and Katherine Ann T. Castillo-Israel
Vol.52 No.2 (March 2025)Research Article View: 1,343 Download: 406
DOI: 10.12982/CMJS.2025.003.
Cindytia Selvina Bernas, Sagar Pandappa Kalahal, Domas Galih Patria and Jenshinn Lin
Vol.52 No.1 (January 2025)Research Article View: 1,751 Download: 378
DOI: 10.12982/CMJS.2024.090.
Zohreh Karami and Kiattisak Duangmal
Vol.51 No.6 (November 2024)Research Article View: 888 Download: 306
DOI: 10.12982/CMJS.2024.088.
Niphawan Panti, Phatthanapong Therdtatha, Suttida Doungta, Supakan Saenkam, Phisit Seesuriyachan, Pornchai Rachtanapun and Kasirawat Sawangrat
Vol.51 No.6 (November 2024)Research Article View: 1,450 Download: 1,085
DOI: 10.12982/CMJS.2024.056.
Realita Dini Mustika, Nurul Hidayat Aprilita and Dwi Siswanta
Vol.51 No.4 (July 2024)Research Article View: 962 Download: 393
DOI: 10.12982/CMJS.2024.035.
Warunee Chomkitichai and Sitthisak Intarasit
Vol.51 No.3 (May 2024)Research Article View: 1,760 Download: 1,004
DOI: 10.12982/CMJS.2024.032.
Ara Fatima A. Carbonera, Liezl M. Atienza, Maria Amelita C. Estacio, Sheba Mae M. Duque, Rona Camille M. Lizardo-Agustin, and Katherine Ann T. Castillo-Israel
Vol.51 No.2 (March 2024)Research Article View: 1,358 Download: 478
DOI: 10.12982/CMJS.2024.016.
Yi-Ting Chang, Pi-Hui Hsu, Mao-Che Chiu and Jui-Yu Chou
Vol.51 No.1 (January 2024)Research Article View: 1,953 Download: 539
DOI: 10.12982/CMJS.2023.054.
Worachai Wongwatcharayothin, Supawan Thawornchinsombut and Akkasit Jongjareonrak
Vol.50 No.5 (September 2023)Research Article View: 1,486 Download: 942
DOI: 10.12982/CMJS.2023.045.
Kanokwan Jitpimai, Lukana Ngiwsara, Weeranuch Lang, Thanawan Panichpat, Ratchanee Mingma, Jisnuson Svasti and Jintanart Wongchawalit
Vol.50 No.5 (September 2023)Research Article View: 2,597 Download: 1,169
DOI: 10.12982/CMJS.2023.034.
Tharinee Klawpiyapamornkun, Thida Kaewkod, Toungporn Uttarotai, Sunanta Wangkarn, Panee Sirisa-ard, Suwalee Kiatkarun, Yingmanee Tragoolpua and Sakunnee Bovonsombut
Vol.50 No.3 (May 2023)Research Article View: 1,300 Download: 799
DOI: 10.12982/CMJS.2023.001.
Juan He, Jiarui Liu, Meiqi Cheng, Jingyu Sun, Wei Chen and Weidong Pan
Vol.50 No.1 (January 2023)Research Article View: 1,742 Download: 971
DOI: 10.12982/CMJS.2022.086.
Miki Kanna, Suttida Luangton and Sarawut Somnam
Vol.49 No.5 (September 2022)Research Article View: 1,601 Download: 573
DOI: 10.12982/CMJS.2022.070.
Melford C. Egbujor, Uchechukwu C. Okoro, Attah S. Egu, Vivian I. Okonkwo, Sunday N. Okafor, Chigbundu N. Emeruwa, Pius I. Egwuatu, Odera R. Umeh, Mercy I. Eziafakaego, Ifeanyi S. Amasiatu and David C. Nwobodo
Vol.49 No.4 (July 2022)Research Article View: 2,362 Download: 387
page: 1500 - 1510
Ponsit Sathapondecha and Sukhuman Whankaew
Vol.48 No.6 (November 2021)Research Article View: 2,396 Download: 781
page: 969 - 978
Lim Shu Fang, Kivaandra Dayaa Rao Ramarao, Zuliana Razali and Chandran Somasundram
Vol.48 No.4 (July 2021)Research Article View: 1,689 Download: 514
page: 1036 - 1044
Jinfeng Yang, Myong Jo Kim, Weiling Chen, Yong Soo Kwon and Ji Hye Yoo
Vol.48 No.4 (July 2021)Research Article View: 1,208 Download: 129
page: 150 - 162
Anupong Joompang, Wisarut Payoungkiattikun, Jirayut Dansuk, Napat Nuramrum, Nisachon Jangpromma, Santi Phosri, Bancha Mahong and Sompong Klaynongsruang*
Vol.48 No.1 (January 2021)Research Article View: 1,787 Download: 1,198
page: 112 - 122
Sapit Diloksumpun, Preeya Jeenho, Samran Namkhot, Tharinee Saleepochn, Suwaporn Luangkamin*
Vol.48 No.1 (January 2021)Research Article View: 1,318 Download: 547
page: 1241 - 1254
Atta Ullah Khan*, Iqbal Hussain and Riaz Ullah
Vol.47 No.6 (November 2020)Research Article View: 1,237 Download: 594
page: 912 - 925
Patcharawan Sittisart, Benjawan Dunkhunthod and Chokchai Chuea-nongthon
Vol.47 No.5 (September 2020)Research Article View: 1,534 Download: 736
page: 499 - 512
Gui-Sheng Zhou, Yu-Ping Tang, Yao Li and Jin-Ao Duan
Vol.47 No.3 (May 2020)Research Article View: 1,228 Download: 2,104
page: 1207 - 1218
Waqar Uddin, Saif Ullah, Shafiq ur Rehman, Gang Hu*, Muhammad Yasir Nawabi, Zhaohui Fang*, Saira Sardar and Rooh Ullah
Vol.46 No.6 (November 2019)Research Article View: 1,125 Download: 465
page: 930 - 945
Kanokwan Kiattisin*, Nutjeera Intasai, Nichcha Nitthikan, Thananya Nantarat, Kuan-Han Lee, Wei-Chao Lin, Shang-Chian Lue and Pimporn Leelapornpisid
Vol.46 No.5 (September 2019)Research Article View: 1,359 Download: 658
page: 975 - 986
Janejira Chanla, Miki Kanna, Jaroon Jakmunee, and Sarawut Somnam*
Vol.46 No.5 (September 2019)Research Article View: 1,064 Download: 609
page: 915 - 929
Jiraporn Lueangsakulthai, Nicholas Michael, Theeranan Temsiripong, Watcharee Khunkitti, Sompong Klaynongsruang, Nisachon Jangpromma*
Vol.46 No.5 (September 2019)Research Article View: 1,057 Download: 533
page: 661 - 671
Víctor Manuel Moo-Huchin*, María de Lourdes Vargas y Vargas , Jorge Abraham Tamayo-Cortez, Daniel Arcángel López-Sauri, Enrique Sauri-Duch, Alejandro Ortiz-Fernández, César Abraham Can-Cauich, David Betancur-Ancona
Vol.46 No.4 (July 2019)Research Article View: 1,104 Download: 446
page: 733 - 740
Sarawut Somnam*, Miki Kanna, and Jaroon Jakmunee
Vol.46 No.4 (July 2019)Research Article View: 1,019 Download: 535
page: 510 - 522
Ying Zhang, Jiaxuan Li, Zheng Jia, Jianqing Chen, Chunbo Gao and Zunlai Sheng
Vol.46 No.3 (May 2019)Research Article View: 1,021 Download: 335
page: 295 - 307
Puttaporn Klayprasert, Kritsana Jitmanee, Napaporn Youngvises and Jaroon Jakmunee*
Vol.46 No.2 (March 2019)Research Article View: 1,029 Download: 341
page: 284 - 294
Kanokwan Kiattisin, Nichcha Nitthikan, Worrapan Poomanee, Pimporn Leelapornpisid, Helmut Viernstein and Monika Mueller
Vol.46 No.2 (March 2019)Research Article View: 1,077 Download: 1,020
page: 180 - 195
Aranya Manosroi, Charinya Chankhampan, Bang-on Kietthanakorn, Warintorn Ruksiriwanich, Puxvadee Chaikul, Korawinwich Boonpisuttinant, Mathukorn Sainakham, Worapaka Manosroi, Theeraphong Tangjai and Jiradej Manosroi
Vol.46 No.2 (March 2019)Research Article View: 1,877 Download: 661
page: 2779 - 2789
Truong Kim Tai, Jittima Thongklay, Pisipong Meunprasertdee, Papadchaya Kornthattalim and Thammarat Kaaewmanee
Vol.45 NO.7 (November 2018)Research Article View: 1,270 Download: 948
page: 2338 - 2347
Wararut Bunchareon, Supaporn Pamok, Supap Saenphet and Kanokporn Saenphet
Vol.45 No.6 (September 2018)Research Article View: 1,100 Download: 458
page: 1782 - 1795
Amwaj Mohammed Al-Breiki, Huda Mubarak Al-Brashdi, Jamal Nasser Al-Sabahi and Shah Alam Khan
Vol.45 No.4 (July 2018)Research Article View: 1,364 Download: 365
page: 1713 - 1727
Mathurot Chaiharn, Waya S. Phutdhawong, Doungporn Amornlerdpison and Weerachai Phutdhawong
Vol.45 No.4 (July 2018)Research Article View: 1,224 Download: 542
page: 1549 - 1558
Gritsadapong Leaungvongpaisan*, Pisanu Wongpornchai and Siriporn Chaisri
Vol.45 No.3 (May 2018)Research Article View: 973 Download: 369
page: 1519 - 1530
Hui Wen Chong, Khansa Rezaei, Bee Lynn Chew and Vuanghao Lim*
Vol.45 No.3 (May 2018)Research Article View: 1,056 Download: 376
page: 1372 - 1382
Siriluck Surin, Phisit Seesuriyachan, Prodpran Thakeow, SangGuan You and Yuthana Phimolsiripol*
Vol.45 No.3 (May 2018)Research Article View: 1,187 Download: 446
page: 1359 - 1371
Nisachon Jangpromma, Khantheeranut Suttee, Santi Phosri, Tinnakorn Theansungnoen, Jiraporn Lueangsakulthai, Wisarut Payoungkiattikun, Sakda Daduang and Sompong Klaynongsruang*
Vol.45 No.3 (May 2018)Research Article View: 1,239 Download: 491
page: 1194 - 1201
Gritsadapong Leaungvongpaisan* and Pisanu Wongpornchai
Vol.45 No.2 (March 2018)Research Article View: 938 Download: 292
page: 937 - 948
Suat-HianTan* and Md. Rezaul Karim
Vol.45 No.2 (March 2018)Research Article View: 1,044 Download: 280
page: 927 - 936
Supaporn Yamuangmorn, Bernard Dell, Benjavan Rerkasem and Chanakan Prom-u-thai*
Vol.45 No.2 (March 2018)Research Article View: 1,563 Download: 609
page: 905 - 916
Arthitaya Kawee-ai, Pimpak Phumat, Siriporn Okonogi, Srikarnjana Klayraung and Phisit Seesuriyachan*
Vol.45 No.2 (March 2018)Research Article View: 1,168 Download: 338
page: 897 - 904
Tarek F. Eissa, Elena Gonzalez-Burgos, M. Emilia Carretero and M. Pilar Gomez-Serranillos*
Vol.45 No.2 (March 2018)Research Article View: 1,018 Download: 319
page: 858 - 867
Pankaj Kumar Jain, Arjun Patra*+, Swaha Satpathy, Sonika Jain and Saleemulla Khan
Vol.45 No.2 (March 2018)Research Article View: 1,118 Download: 365
page: 762 - 773
Pasakawee Krittalak*, Banjongsinsiri Panida, Lekhavat Supaporn, Noojuy Nowwapan, Taksima Takunrat and Srimongkoluk Ubolwanna
Vol.45 No.2 (March 2018)Research Article View: 1,243 Download: 1,017
page: 331 - 341
Qian Chen, Tian-Tian Zhang and Jian-Guo Jiang
Vol.45 No.1 (January 2018)Research Article View: 1,007 Download: 280
page: 287 - 298
Duygu Taşkın, Dilek B. Alkaya and Emre Dölen
Vol.45 No.1 (January 2018)Research Article View: 1,671 Download: 318
page: 263 - 276
Krittalak Pasakawee, Somdet Srichairatanakool, Thunnop Laokuldilok and Niramon Utama-ang
Vol.45 No.1 (January 2018)Research Article View: 1,116 Download: 290
page: 249 - 262
Chanutchamon Sutthiwanjampa and Sang Moo Kim
Vol.45 No.1 (January 2018)Research Article View: 1,045 Download: 451
page: 1334 - 1346
Jiradej Manosroi, Charinya Chankhampan, Worapaka Manosroi and Aranya Manosroi*
Vol.44 No.4 (October 2017)Research Article View: 1,162 Download: 338
page: 929 - 938
Shruti Shukla* and Archana Mehta
Vol.44 No.3 (July 2017)Research Article View: 1,142 Download: 474
page: 904 - 911
Syed Mubashar Sabir*, Rashad Hussain Shah and Asad Hussain Shah
Vol.44 No.3 (July 2017)Research Article View: 1,037 Download: 516
page: 869 - 880
Rajendra Mehta, Raj Kumar, Roshni Tandey and Vivekananda Mandal*
Vol.44 No.3 (July 2017)Research Article View: 1,004 Download: 304
page: 605 - 616
V ctor M. Moo-Huchin [a], Gustavo A. Gonz lez-Aguilar [b], Mariela Moo-Huchin [c], Elizabeth Ortiz-V zquez [d], Luis Cuevas-Glory [d], Enrique Sauri-Duch [d] and David Betancur-Ancona* [e]
Vol.44 No.2 (April 2017)Research Article View: 1,052 Download: 1,054
page: 595 - 604
Xiao Juan Xu, Yu Zhang, Hong Lin, Chao Kang, Xiao Ting Fu*
Vol.44 No.2 (April 2017)Research Article View: 1,059 Download: 277
page: 573 - 583
Nichana Nakpanich, Wantida Chaiyana and Pimporn Leelapornpisid*
Vol.44 No.2 (April 2017)Research Article View: 1,150 Download: 401
page: 438 - 448
Sirikarn Sanpa [a,b], Milena Popova [c], Tawee Tunkasiri [d], Sukum Eitssayeam [d], Vassya Bankova [
Vol.44 No.2 (April 2017)Research Article View: 1,888 Download: 473
page: 193 - 202
Nadechanok Jiangseubchatveera, Saisunee Liawruangrath, Aphiwat Teerawutgulrag, Dammrong Santiarwor
Vol.44 No.1 (JANUARY 2017)Research Article View: 1,268 Download: 686
page: 176 - 183
Thidarat Somdee *, Udomsak Mahaweerawat, Jindawan Wibulutai, Namphuang Dungkokruad and Suneerat Yung
Vol.44 No.1 (JANUARY 2017)Research Article View: 1,136 Download: 1,909
page: 144 - 156
Pawinee Deetae*[a, e], Kwanrudee Tseng [a], Chanathinart Pasuphan [a], Atikorn Panya [b], Pawadee Methacanon [c], Waranya Temthawee [a] and Manop Suphantharika [d]
Vol.44 No.1 (JANUARY 2017)Research Article View: 2,311 Download: 413
page: 1292 - 1298
Gritsadapong Leaungvongpaisan* and Pisanu Wongpornchai
Vol.43 No.6 (SPECIAL ISSUE 2)Research Article View: 1,024 Download: 677
page: 1090 - 1101
Mehmet Boğa*[a], Abdulselam Ertaş [b], Nesrin Haşimi [c], Serpil Demirci [d], Mustafa Abdullah Yılmaz [e], Hamdi Temel [f] and Ufuk Kolak [g]
Vol.43 No.5 (OCTOBER 2016)Research Article View: 1,085 Download: 378
page: 834 - 844
Thidarat Somdee*[a], Udomsak Mahaweerawat [a], Methin Phadungkit [b] and Suneerat Yangyuen [a]
Vol.43 No.4 (JULY 2016)Research Article View: 1,020 Download: 291
page: 578 - 584
Nurziana Ngah*, Nor Azanita Mohamed, and Deny Susanti Darnis
Vol.43 No.3 (APRIL 2016)Research Article View: 955 Download: 318
page: 535 - 546
Duangsuree Sanseera, Boonsom Liawruangrath *, Stephen G. Pyne and Saisunee Liawruangrath*
Vol.43 No.3 (APRIL 2016)Research Article View: 1,534 Download: 867
page: 11 - 21
Pattarawadee Sumthong Nakmee* [a], Soontree Khuntong [a] and Nitra Nuengchamnong [b]
Vol.43 No.1 (JANUARY 2016)Research Article View: 1,101 Download: 424
page: 68 - 79
Sutee Wangtueai [a, b]*, Susanne Siebenhandl-Ehn [c] and Dietmar Haltrich [c]
Vol.43 No.1 (JANUARY 2016)Research Article View: 1,211 Download: 559
page: 123 - 137
Pornnapa Chuenchom, Prasan Swatsitang, Thanaset Senawong, Sanun Jogloy
Vol.43 No.1 (JANUARY 2016)Research Article View: 1,130 Download: 594
page: 112 - 122
Sushil Kumar Middha [a,c], Talambedu Usha [b]* and Veena Pande [a]
Vol.43 No.1 (JANUARY 2016)Research Article View: 950 Download: 406
page: 176 - 182
Wasin Wongwilai [a], B. Manori Jayawardane [b], Spas D. Kolev [b], Kate Grudpan [a] and Ian D. McKelvie*[b,c]
Vol.43 No.1 (JANUARY 2016)Research Article View: 903 Download: 272
page: 80 - 88
Arvind Kumar Goyal [a,b], Sushil Kumar Middha [c], Talambedu Usha [c] and Arnab Sen*[a]
Vol.43 No.1 (JANUARY 2016)Research Article View: 1,014 Download: 245
page: 89 - 99
Abdulselam Ertas*[a,b], Mehmet Boga [b,c], Isil Gazioglu [d], Yeter Yesil [e] , Nesrin Hasimi [f], Cumali Ozaslan [g], Hasibe Yilmaz[h], Muammer Kaplan[j]
Vol.43 No.1 (JANUARY 2016)Research Article View: 1,063 Download: 379
page: 896 - 906
Sikeret Kongkeaw, Siriporn Riebroy and Manat Chaijan
Vol.42 No.4 (OCTOBER 2015)Research Article View: 1,094 Download: 349
page: 886 - 895
Shivraj Hariram Nile, Umesh Bapurao Patil and Se Won Park
Vol.42 No.4 (OCTOBER 2015)Research Article View: 1,073 Download: 514
page: 657 - 668
Trakul Prommajak, Sang Moo Kim, Cheol-Ho Pan, Sang Min Kim, Suthat Surawang, Nithiya
Vol.42 No.3 (JULY 2015)Research Article View: 1,095 Download: 334
page: 699 - 711
Angkana Wipatanawin, Sudarat Phongsawanit, Thadthanan Maneeratprasert, Sittiwat Lertsiri
Vol.42 No.3 (JULY 2015)Research Article View: 1,192 Download: 377
page: 626 - 636
Wiwat Wangcharoen, Kriangsak Mengumphan and Doungporn Amornlerdpison
Vol.42 No.3 (JULY 2015)Research Article View: 1,009 Download: 265
page: 1 - 16
Zulkarnain Mohamed Idris, Parveen Jamal, Md Zahangir Alam, Abdul Haseeb Ansari, A
Vol.42 No.1 (JANUARY 2015)Research Article View: 1,065 Download: 310
page: 992 - 1006
Yixin Qian [a, b], Jichuan Kang*[a, c], Lu Wang [a], Bangxing Lei [a] and Kevin D. Hyde [d, e]
Vol.41 No.5/1 (OCTOBER 2014)Research Article View: 1,051 Download: 305
page: 1121 - 1131
Kantarat Jirakittirat, Supap Saenphet and Kanokporn Saenphet*
Vol.41 No.5/1 (OCTOBER 2014)Research Article View: 911 Download: 269
page: 636 - 642
Nattaya Ongphimai [a], Supathra Lilitchan*[a], Kornkanok Aryusuk [b], Akkarach Bumrungpert [a], et a
Vol.40 No.4 (OCTOBER 2013)Research Article View: 1,071 Download: 366
page: 603 - 617
Aranya Manosroi*[a,b], Bang-on Kietthanakorn [b], Charinya Chankhampan [b], Narinthorn Khositsuntiwo
Vol.40 No.4 (OCTOBER 2013)Research Article View: 1,052 Download: 361
page: 577 - 592
Nayira A. Abdel Baky [a]*, L.M. Faddah [a] , Nouf M. Al-Rasheed [a], Nawal M. Al-Rasheed [a] , and W
Vol.40 No.4 (OCTOBER 2013)Research Article View: 1,024 Download: 321
page: 517 - 533
Orawan Suwantong *[a], Porntipa Pankongadisak [a], Suwanna Deachathai [a] and Pitt Supaphol [b]
Vol.40 No.3 (JULY 2013)Research Article View: 1,007 Download: 314
page: 224 - 231
Jakkrapun Kongkedsuk [a], Apisake Hongwitayakorn [a], Wannarekha Bootnapang [b], Nisachon Boonto [b
Vol.40 No.2 (APRIL 2013)Research Article View: 1,451 Download: 338
page: 49 - 59
Bibi Sedigheh Fazly-Bazzaz *[a], Atefeh Arab [b], Seyed Ahmad Emami [c], Javad Asili [c], Mohamad Ha
Vol.40 No.1 (JANUARY 2013)Research Article View: 1,027 Download: 333
page: 34 - 48
Hip Seng Yim*[a, b], Fook Yee Chye [b], Mei Lian Liow [a], and Chun Wai Ho [a]
Vol.40 No.1 (JANUARY 2013)Research Article View: 1,057 Download: 359
page: 599 - 609
Eric W.C. Chan*, Suit Ying Eng, Yuen Ping Tan, Zhiew Cheng Wong, Phui Yan Lye, and Lea Ngar Tan
Vol.39 No.4 (OCTOBER 2012)Research Article View: 1,231 Download: 353
page: 562 - 574
Katekan Dajanta1,2, Ekachai Chukeatirote3,* and Arunee Apichartsrangkoon2
Vol.39 No.4 (OCTOBER 2012)Research Article View: 996 Download: 342
page: 455 - 463
Sukanya Keawsa-ard* [a] and Samart Kongtaweelert [b]
Vol.39 No.3 (JULY 2012)Research Article View: 1,098 Download: 626
page: 429 - 444
Teerayut Theantana [a,b], Duangta Kanjanapothi [c], Saisamorn Lumyong* [b]
Vol.39 No.3 (JULY 2012)Research Article View: 1,041 Download: 294
page: 560 - 571
Asmita Dutta and Mukesh Singh
Vol.38 No.4 (OCTOBER 2011)Research Article View: 1,021 Download: 404
page: 117 - 122
Sarunya Chuanphongpanich* [a], Maitree Suttajit [b], Sukon Phanichphant [c Duang Buddhasukh [c]
Vol.33 No.1 (JANUARY 2006)Research Article View: 1,024 Download: 367
page: 123 - 130
Parichat Budrat and Artiwan Shotipruk
Vol.35 No.1 (JANUARY 2008)Research Article View: 1,081 Download: 677
page: 42 - 49
Em-on Chairote, Griangsak Chairote, and Saisamorn Lumyong
Vol.36 No.1 (JANUARY 2009)Research Article View: 1,193 Download: 374
page: 1 - 5
Anchana Chanwitheesuk, Nuansri Rakariyatham*, Aphiwat Teerawutgulrag and Teerapol Wongchanapiboon
Vol.29 No.1 (APRIL 2002)Opinion View: 1,180 Download: 367
page: 507 - 516
Yuwadee Peerapornpisal, Doungporn Amornlerdpison, Utan Jamjai, Tawat Taesotikul, Yanee Pongpaibul,
Vol.37 No.3 (SEPTEMBER 2010)Research Article View: 1,084 Download: 375
page: 489 - 497
Raghavendra H. Lakshmanashetty, Vijayananda B. Nagaraj, Madhumathi G. Hiremath and Vadlapudi Kumar
Vol.37 No.3 (SEPTEMBER 2010)Research Article View: 1,587 Download: 1,186