| Ethnobotany, phytochemistry, and bioactivity of the genus Turnera (Passifloraceae) with a focus on damiana—Turnera diffusa K Szewczyk, C Zidorn Journal of ethnopharmacology 152 (3), 424-443, 2014 | 109 | 2014 |
| Phenolic acid content, antioxidant and cytotoxic activities of four Kalanchoë species A Bogucka-Kocka, C Zidorn, M Kasprzycka, G Szymczak, K Szewczyk Saudi journal of biological sciences 25 (4), 622-630, 2018 | 104 | 2018 |
| Effect of sample-preparation methods on the HPLC quantitation of some phenolic acids in plant materials M Waksmundzka-Hajnos, A Oniszczuk, K Szewczyk, D Wianowska Acta Chromatographica 19, 227, 2007 | 78 | 2007 |
| Antioxidative and cytotoxic potential of some Chenopodium L. species growing in Poland R Nowak, K Szewczyk, U Gawlik-Dziki, J Rzymowska, Ł Komsta Saudi journal of biological sciences 23 (1), 15-23, 2016 | 77 | 2016 |
| Polyphenols from Impatiens (Balsaminaceae) and their antioxidant and antimicrobial activities K Szewczyk, C Zidorn, A Biernasiuk, Ł Komsta, S Granica Industrial Crops and Products 86, 262-272, 2016 | 76 | 2016 |
| Diosmin–isolation techniques, determination in plant material and pharmaceutical formulations, and clinical use A Bogucka–Kocka, M Woźniak, M Feldo, J Kocki, K Szewczyk Natural Product Communications 8 (4), 1934578X1300800435, 2013 | 68 | 2013 |
| A New Method for the Isolation of Ergosterol and Peroxyergosterol as Active Compounds of Hygrophoropsis aurantiaca and in Vitro Antiproliferative Activity of … R Nowak, M Drozd, E Mendyk, M Lemieszek, O Krakowiak, W Kisiel, ... Molecules 21 (7), 946, 2016 | 67 | 2016 |
| Radon—the element of risk. The impact of radon exposure on human health A Grzywa-Celińska, A Krusiński, J Mazur, K Szewczyk, K Kozak Toxics 8 (4), 120, 2020 | 51 | 2020 |
| Optimization of extraction method for LC–MS based determination of phenolic acid profiles in different Impatiens species K Szewczyk, M Olech Phytochemistry Letters 20, 322-330, 2017 | 41 | 2017 |
| Monoaminergic system is implicated in the antidepressant-like effect of hyperoside and protocatechuic acid isolated from Impatiens glandulifera Royle in mice J Orzelska-Górka, K Szewczyk, M Gawrońska-Grzywacz, E Kędzierska, ... Neurochemistry International 128, 206-214, 2019 | 36 | 2019 |
| Comparison of the Essential Oil Composition of Selected Impatiens Species and Its Antioxidant Activities K Szewczyk, D Kalemba, Ł Komsta, R Nowak Molecules 21 (9), 1162, 2016 | 32 | 2016 |
| Phytochemistry of the genus impatiens (Balsaminaceae): A review K Szewczyk Biochemical Systematics and Ecology 80, 94-121, 2018 | 31 | 2018 |
| UPLC‐MS/MS Profile of Alkaloids with Cytotoxic Properties of Selected Medicinal Plants of the Berberidaceae and Papaveraceae Families A Och, K Szewczyk, Ł Pecio, A Stochmal, D Załuski, A Bogucka-Kocka Oxidative Medicine and Cellular Longevity 2017 (1), 9369872, 2017 | 31 | 2017 |
| Phenolic Composition of the Leaves of Pyrola rotundifolia L. and Their Antioxidant and Cytotoxic Activity K Szewczyk, A Bogucka-Kocka, N Vorobets, A Grzywa-Celińska, ... Molecules 25 (7), 1749, 2020 | 28 | 2020 |
| Phenolic constituents of the aerial parts of Impatiens glandulifera Royle (Balsaminaceae) and their antioxidant activities K Szewczyk, S Sezai Cicek, C Zidorn, S Granica Natural product research 33 (19), 2851-2855, 2019 | 26 | 2019 |
| Flavonoid and Phenolic Acids Content and In Vitro Study of the Potential Anti-Aging Properties of Eutrema japonicum (Miq.) Koidz Cultivated in Wasabi Farm Poland K Szewczyk, W Pietrzak, K Klimek, M Miazga-Karska, A Firlej, M Flisiński, ... International Journal of Molecular Sciences 22 (12), 6219, 2021 | 22 | 2021 |
| Extracts from Cephalaria Uralensis (Murray) Roem. & Schult. and Cephalaria Gigantea (Ledeb.) Bobrov as Potential Agents for Treatment of Acne Vulgaris … M Chrząszcz, M Miazga-Karska, K Klimek, S Granica, D Tchórzewska, ... Antioxidants 9 (9), 796, 2020 | 21 | 2020 |
| Analytical methods for isolation, separation and identification of selected furanocoumarins in plant material K Szewczyk, A Bogucka-Kocka Phytochemicals A global perspective of their role in nutrition and health …, 2012 | 20 | 2012 |
| Phenolic Composition and Antioxidant Activity of Plants Belonging to the Cephalaria (Caprifoliaceae) Genus M Chrząszcz, B Krzemińska, R Celiński, K Szewczyk Plants 10 (5), 952, 2021 | 19 | 2021 |
| Preliminary Characterization and Bioactivities of Some Impatiens L. Water-Soluble Polysaccharides K Szewczyk, EM Heise, JP Piwowarski Molecules 23 (3), 631, 2018 | 18 | 2018 |
