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Kinetics of inhibition of monoamine oxidase using curcumin and ellagic acid
| Content Provider | Scilit |
|---|---|
| Author | Juvekar, Archana Ramesh Khatri, Dharmendra |
| Copyright Year | 2016 |
| Abstract | Background: Curcumin and ellagic are the natural polyphenols having a wide range of pharmacological actions. They have been reported to have their use in various neurological disorders. Objective: This study was aimed to evaluate the effect of curcumin and ellagic acid on the activity of monoamine oxidase (MAO), the enzyme responsible for metabolism of monoamine neurotransmitters which are pivotal for neuronal development and function. Materials and Methods: The in vitro effects of these selected polyphenols on MAO activities in mitochondria isolated from rat brains were examined. Brain mitochondria were assayed for MAO type-B (MAO-B) using benzylamine as substrates. Rat brain mitochondrial MAO preparation was used to study the kinetics of enzyme inhibition using double reciprocal Lineweaver–Burk plot. Results: MAO activity was inhibited by curcumin and ellagic acid; however, higher half maximal inhibitory concentrations of curcumin (500.46 nM) and ellagic acid (412.24 nM) were required compared to the known MAO-B inhibitor selegiline. It is observed that the curcumin and ellagic acid inhibit the MAO activity with both the competitive and noncompetitive type of inhibitions. Conclusions: Curcumin and ellagic acid can be considered a possible source of MAO inhibitor used in the treatment of Parkinson's and other neurological disorders. SUMMARY |
| Related Links | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4883067/pdf http://www.phcog.com/article.asp?issn=0973-1296;year=2016;volume=12;issue=46;spage=116;epage=120;aulast=Khatri;type=2 |
| File Format | XHTML |
| ISSN | 09731296 |
| e-ISSN | 09764062 |
| DOI | 10.4103/0973-1296.182168 |
| Journal | Pharmacognosy Magazine |
| Issue Number | 46 |
| Volume Number | 12 |
| Language | English |
| Publisher | Medknow |
| Access Restriction | Open |
| Subject Keyword | Integrative and Complementary Medicine Curcumin Ellagic Acid Enzyme Inhibition Kinetics Monoamine Oxidase-b Pharmacognosy Magazine, Volume 12, Issue 46 |
| Content Type | Text |
| Resource Type | Article |
| Subject | Drug Discovery Pharmaceutical Science |