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International Journal of Pharmacognosy Volume 31, 1993 - Issue 3
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Research Article

The Xanthine Content of Guarana and Its Preparations

D. K. Bempong Pharmacognosy Research Laboratories, Chelsea Department Of Pharmacy, King's College London, Manresa Road, London, Sw3 6lx, Uk
,
P. J. Houghton Pharmacognosy Research Laboratories, Chelsea Department Of Pharmacy, King's College London, Manresa Road, London, Sw3 6lx, Uk
&
Kathryn Steadman Pharmacognosy Research Laboratories, Chelsea Department Of Pharmacy, King's College London, Manresa Road, London, Sw3 6lx, Uk
Pages 175-181 | Accepted 28 Oct 1992, Published online: 27 Sep 2008

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Joseph J. Trunzo, Wendy Samter, Christopher Morse, Kelly McClure, Carolynn Kohn, Julie E. Volkman & Kaylene O’Brien. (2014) College Students’ Use of Energy Drinks, Social Problem-Solving, and Academic Performance. Journal of Psychoactive Drugs 46:5, pages 396-401.
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Articles from other publishers (8)

Fanaras Konstantinos & Reinhard Heun. (2019) The effects of Guarana (Paullinia cupana) supplementation on the cognitive performance of young healthy adults – a Systematic Review. Global Psychiatry 2:2, pages 171-182.
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Bishoy Wassef, Michelle Kohansieh & Amgad N Makaryus. (2017) Effects of energy drinks on the cardiovascular system. World Journal of Cardiology 9:11, pages 796-806.
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T. K. LimT. K. Lim. 2013. Edible Medicinal And Non-Medicinal Plants. Edible Medicinal And Non-Medicinal Plants 80 91 .
. (2008) Theobromine as undesirable substances in animal feed - Scientific opinion of the Panel on Contaminants in the Food Chain. EFSA Journal 6:9, pages 725.
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Maria Inez de Godoy Pelozo, Mara Lane Carvalho Cardoso & João Carlos Palazzo de Mello. (2008) Spectrophotometric determination of tannins and caffeine in preparations from Paullinia cupana var. sorbilis. Brazilian Archives of Biology and Technology 51:3, pages 447-451.
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Renata S. Pagliarussi, Luís A. P. Freitas & Jairo K. Bastos. (2002) A quantitative method for the analysis of xanthine alkaloids inPaullinia cupana (guarana) by capillary column gas chromatography. Journal of Separation Science 25:5-6, pages 371-374.
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B. Meurer-Grimes, A. Berkov & H. Beck. (1998) Theobromine, theophylline, and caffeine in 42 samples and products of Guaraná (Paullinia cupana, Sapindaceae)Teobromina, teofilina, e cafei’na em 42 amostras e produtos de guaraná (Paullinia cupana, Sapindaceae). Economic Botany 52:3, pages 293-301.
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Heinz Benoni, Paul Dallakian & Kambiz Taraz. (1996) Studies on the essential oil from guarana. Zeitschrift f�r Lebensmittel-Untersuchung und -Forschung 203:1, pages 95-98.
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