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Full-Text Articles in Food Chemistry

Curcumin Potentiates The Function Of Human Α7-Nicotinic Acetylcholine Receptors Expressed In Sh-Ep1 Cells, Eslam El Nebrisi, Lina T. Al Kury, Keun-Hang Susan Yang, Petrilla Jayaprakash, Frank Christopher Howarth, Nadine Kabbani, Murat Oz Jan 2018

Curcumin Potentiates The Function Of Human Α7-Nicotinic Acetylcholine Receptors Expressed In Sh-Ep1 Cells, Eslam El Nebrisi, Lina T. Al Kury, Keun-Hang Susan Yang, Petrilla Jayaprakash, Frank Christopher Howarth, Nadine Kabbani, Murat Oz

Mathematics, Physics, and Computer Science Faculty Articles and Research

Effects of curcumin, a biologically active ingredient of turmeric, were tested on the Ca2+transients induced by the activation of α7 subunit of the human nicotinic acetylcholine (α7nACh) receptor expressed in SH-EP1 cells. Curcumin caused a significant potentiation of choline (1 mM)-induced Ca2+ transients with an EC50 value of 133 nM. The potentiating effect of curcumin was not observed in Ca2+ transients induced by high K+ (60 mM) containing solutions or activation of α4β2 nACh receptors and the extent of curcumin potentiation was not altered in the presence of …


Chemical Stability Of Curcumin: Structure And Activity Relationship (Sar) Study, Zheyuan Du Jul 2016

Chemical Stability Of Curcumin: Structure And Activity Relationship (Sar) Study, Zheyuan Du

Masters Theses

Over the past decades, numerous studies have shown that curcumin has potent biological activities. As a potential chemopreventing agent, curcumin was demonstrated to exert anti-cancer effects in both in vitro and in vivo studies. However, low bioavailability of curcumin limited human clinical trials and its application to be formulated as therapeutics. In this thesis, we will summarize the anti-cancer effects of curcumin in animal studies and clinical trials. In addition, an SAR study will be introduced to elucidate the mechanism of curcumin degradation at physiological pH. We synthesized various curcumin analogues and compared their stability in phosphate buffer using HPLC …