| Constituents of Lepidium meyenii ‘maca’ I Muhammad, J Zhao, DC Dunbar, IA Khan Phytochemistry 59 (1), 105-110, 2002 | 251 | 2002 |
| Cassia cinnamon as a source of coumarin in cinnamon-flavored food and food supplements in the United States YH Wang, B Avula, NPD Nanayakkara, J Zhao, IA Khan Journal of agricultural and food chemistry 61 (18), 4470-4476, 2013 | 229 | 2013 |
| Schisandrene, a Dibenzocyclooctadiene Lignan from Schisandra chinensis: Structure−Antioxidant Activity Relationships of Dibenzocyclooctadiene Lignans YW Choi, S Takamatsu, SI Khan, PV Srinivas, D Ferreira, J Zhao, IA Khan Journal of Natural Products 69 (3), 356-359, 2006 | 202 | 2006 |
| Chemical profiling and standardization of Lepidium meyenii (Maca) by reversed phase high performance liquid chromatography M Ganzera, J Zhao, I Muhammad, IA Khan Chemical and Pharmaceutical Bulletin 50 (7), 988-991, 2002 | 193 | 2002 |
| Strategies for quality control of Chinese medicines SP Li, J Zhao, B Yang Journal of Pharmaceutical and Biomedical Analysis 55 (4), 802-809, 2011 | 167 | 2011 |
| New Alkamides from Maca (Lepidium meyenii) J Zhao, I Muhammad, DC Dunbar, J Mustafa, IA Khan Journal of Agricultural and Food Chemistry 53 (3), 690-693, 2005 | 162 | 2005 |
| Anti-aromatase activity of the constituents from damiana (Turnera diffusa) J Zhao, AK Dasmahapatra, SI Khan, IA Khan Journal of ethnopharmacology 120 (3), 387-393, 2008 | 115 | 2008 |
| New Constituents from Noni (Morinda citrifolia) Fruit Juice V Samoylenko, J Zhao, DC Dunbar, IA Khan, JW Rushing, I Muhammad Journal of agricultural and Food Chemistry 54 (17), 6398-6402, 2006 | 111 | 2006 |
| Yellow tea (Camellia sinensis L.), a promising Chinese tea: Processing, chemical constituents and health benefits J Xu, M Wang, J Zhao, YH Wang, Q Tang, IA Khan Food research international 107, 567-577, 2018 | 109 | 2018 |
| Hypericum perforatum—Chemical profiling and quantitative results of St. John's Wort products by an improved high‐performance liquid chromatography method M Ganzera, J Zhao, IA Khan Journal of pharmaceutical sciences 91 (3), 623-630, 2002 | 100 | 2002 |
| Phytochemical Investigation of Turnera diffusa J Zhao, RS Pawar, Z Ali, IA Khan Journal of Natural Products 70 (2), 289-292, 2007 | 85 | 2007 |
| Antimicrobial, Antiparasitic and Cytotoxic Spermine Alkaloids from Albizia Schimperiana V Samoylenko, MR Jacob, SI Khan, J Zhao, BL Tekwani, JO Midiwo, ... Natural product communications 4 (6), 1934578X0900400611, 2009 | 84 | 2009 |
| Biologically Active Secondary Metabolites from Ginkgo biloba E Bedir, II Tatli, RA Khan, J Zhao, S Takamatsu, LA Walker, P Goldman, ... Journal of agricultural and food chemistry 50 (11), 3150-3155, 2002 | 83 | 2002 |
| Octulosonic Acid Derivatives from Roman Chamomile (Chamaemelum nobile) with Activities against Inflammation and Metabolic Disorder J Zhao, SI Khan, M Wang, Y Vasquez, MH Yang, B Avula, YH Wang, ... Journal of Natural Products 77 (3), 509-515, 2014 | 75 | 2014 |
| An integrated approach utilising chemometrics and GC/MS for classification of chamomile flowers, essential oils and commercial products M Wang, B Avula, YH Wang, J Zhao, C Avonto, JF Parcher, V Raman, ... Food chemistry 152, 391-398, 2014 | 73 | 2014 |
| Potential utility of natural products as regulators of breast cancer-associated aromatase promoters SI Khan, J Zhao, IA Khan, LA Walker, AK Dasmahapatra Reproductive Biology and Endocrinology 9 (1), 1-10, 2011 | 72 | 2011 |
| Acceptability, safety, and efficacy of oral administration of extracts of black or red maca (Lepidium meyenii) in adult human subjects: a randomized, double-blind, placebo … C Gonzales-Arimborgo, I Yupanqui, E Montero, DE Alarcón-Yaquetto, ... Pharmaceuticals 9 (3), 49, 2016 | 68 | 2016 |
| Metabolomic differentiation of maca (Lepidium meyenii) accessions cultivated under different conditions using NMR and chemometric analysis J Zhao, B Avula, M Chan, C Clément, M Kreuzer, IA Khan Planta medica, 90-101, 2011 | 65 | 2011 |
| Gallic acid J Zhao, IA Khan, FR Fronczek Acta Crystallographica Section E: Structure Reports Online 67 (2), o316-o317, 2011 | 63 | 2011 |
| Quantitative determination of phenolic compounds by UHPLC-UV–MS and use of partial least-square discriminant analysis to differentiate chemo-types of Chamomile/Chrysanthemum … B Avula, YH Wang, M Wang, C Avonto, J Zhao, TJ Smillie, D Rua, IA Khan Journal of Pharmaceutical and Biomedical Analysis 88, 278-288, 2014 | 62 | 2014 |
