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Gabriel Akyirem Akowuah
Gabriel Akyirem Akowuah
ucsi unioversity
Verified email at ucsiuniversity.edu.my
Title
Cited by
Cited by
Year
The effects of different extraction solvents of varying polarities on polyphenols of Orthosiphon stamineus and evaluation of the free radical-scavenging activity
GA Akowuah, Z Ismail, I Norhayati, A Sadikun
Food chemistry 93 (2), 311-317, 2005
4392005
Sinensetin, eupatorin, 3′-hydroxy-5, 6, 7, 4′-tetramethoxyflavone and rosmarinic acid contents and antioxidative effect of Orthosiphon stamineus from Malaysia
GA Akowuah, I Zhari, I Norhayati, A Sadikun, SM Khamsah
Food chemistry 87 (4), 559-566, 2004
2302004
Flavonoid identification and hypoglycaemic studies of the butanol fraction from Gynura procumbens
GA Akowuah, A Sadikun, A Mariam
Pharmaceutical Biology 40 (6), 405-410, 2002
1502002
Toxicology evaluation of standardized methanol extract of Gynura procumbens
MF Yam, A Sadikun, M Ahmad, GA Akowuah, MZ Asmawi
Journal of ethnopharmacology 123 (2), 244-249, 2009
1482009
HPLC and HPTLC densitometric determination of andrographolides and antioxidant potential of Andrographis paniculata
GA Akowuah, I Zhari, I Norhayati, A Mariam
Journal of Food Composition and Analysis 19 (2-3), 118-126, 2006
1362006
The effect of extraction temperature on total phenols and antioxidant activity of Gynura procumbens leaf
GA Akowuah, A Mariam, JH Chin
Pharmacognosy Magazine 5 (17), 2009
972009
Antioxidant activity and phenolic content of Orthosiphon stamineus Benth from different geographic
SM Khamsah, G Akowuah, I Zhari
Journal of Sustainability Science and Management 1 (2), 14-20, 2006
852006
Absorption of andrographolides from Andrographis paniculata and its effect on CCl4-induced oxidative stress in rats
GA Akowuah, I Zhari, A Mariam, MF Yam
Food and chemical toxicology 47 (9), 2321-2326, 2009
672009
Analysis of urinary andrographolides and antioxidant status after oral administration of Andrographis paniculata leaf extract in rats
GA Akowuah, I Zhari, A Mariam
Food and chemical toxicology 46 (12), 3616-3620, 2008
592008
The Effectiveness of Rambutan (Nephelium lappaceum L.) Extract in Stabilization of Sunflower Oil under Accelerated Conditions
WSC Mei, A Ismail, N Mohd. Esa, GA Akowuah, HC Wai, YH Seng
Antioxidants 3 (2), 371-386, 2014
582014
Acute oral toxicity study of Clinacanthus nutans in mice
XW P'ng, GA Akowuah, JH Chin
International Journal of Pharmaceutical Sciences and Research 3 (11), 4202, 2012
522012
Radical Scavenging Activity of Methanol Leaf Extracts of Orthosiphon stamineus.
GA Akowuah, I Zhari, I Norhayati, A Sadikun
Pharmaceutical Biology 42 (8), 629-635, 2005
522005
Evaluation of the sub–acute oral toxic effect of methanol extract of Clinacanthus nutans leaves in rats
XW P'ng, GA Akowuah, JH Chin
Journal of Acute Disease 2 (1), 29-32, 2013
512013
Phytochemical analysis and antibacterial activity of methanolic extract of Clinacanthus nutans leaf
HS Yang, TW Peng, P Madhavan, MSA Shukkoor, GA Akowuah
International Journal of Drug Development and Research 5 (3), 349-355, 2013
502013
ATR-FTIR and Spectrometric Methods for the Assay of Crocin in Commercial Saffron Spices (Crocus savitus L.)
FY Lee, TT Htar, GA Akowuah
International Journal of Food Properties 18 (8), 1773-1783, 2015
432015
Safety assessment of standardised methanol extract of Cinnamomum burmannii
M Ahmad, CP Lim, GA Akowuah, NN Ismail, MA Hashim, SY Hor, LF Ang, ...
Phytomedicine 20 (12), 1124-1130, 2013
432013
The effect of extraction conditions on total phenolic content and free radical scavenging capacity of selected tropical fruits’ peel
L Samuagam, CM Sia, GA Akowuah, PN Okechukwu, HS Yim
Health and the Environmental Journal 4 (2), 80-102, 2013
412013
Effect of extraction temperature on stability of major polyphenols and antioxidant activity of Orthosiphon stamineus leaf
GA Akowuah, I Zhari
Journal of herbs, spices & medicinal plants 16 (3-4), 160-166, 2010
392010
Inhibitory effects of Cinnamomum burmannii Blume stem bark extract and trans-cinnamaldehyde on nasopharyngeal carcinoma cells; synergism with cisplatin
M Daker, VY Lin, GA Akowuah, MF Yam, M Ahmad
Experimental and therapeutic medicine 5 (6), 1701-1709, 2013
372013
Blood sugar lowering activity of Gynura procumbens leaf extracts.
GA Akowuah, S Amirin, A Mariam, I Aminah
312001
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