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W. Pietrzak · SciRah

Researcher profile · Semantic Scholar

W. Pietrzak

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W. Pietrzak — researcher profile on SciRah

h-index: 15
Works: 25
Citations: 577

Most-cited papers

LC-ESI-MS/MS Identification of Biologically Active Phenolic Compounds in Mistletoe Berry Extracts from Different Host Trees
W. Pietrzak, R. Nowak, U. Gawlik-Dziki, M. Lemieszek +1 more
2017Molecules60 citations Open access
Semantic Scholar
Impact of Harvest Conditions and Host Tree Species on Chemical Composition and Antioxidant Activity of Extracts from Viscum album L.
W. Pietrzak, R. Nowak
2021Molecules53 citations Open access
Semantic Scholar
Effect of extraction method on phenolic content and antioxidant activity of mistletoe extracts from Viscum album subsp. abietis
W. Pietrzak, R. Nowak, M. Olech
2014Chemické zvesti46 citations
Semantic Scholar
Characterization of Free and Bound Phenolic Acids and Flavonoid Aglycones in Rosa rugosa Thunb. Leaves and Achenes Using LC–ESI–MS/MS–MRM Methods
M. Olech, W. Pietrzak, R. Nowak
2020Molecules45 citations Open access
Semantic Scholar
Antioxidant, Anti-Inflammatory, and Anti-Diabetic Activity of Phenolic Acids Fractions Obtained from Aerva lanata (L.) Juss.
Aleksandra Pieczykolan, W. Pietrzak, U. Gawlik-Dziki, R. Nowak
2021Molecules44 citations Open access
Semantic Scholar
A new look at edible and medicinal mushrooms as a source of ergosterol and ergosterol peroxide - UHPLC-MS/MS analysis.
R. Nowak, Natalia Nowacka-Jechalke, W. Pietrzak, U. Gawlik-Dziki
2021Food Chemistry41 citations
Semantic Scholar
Polysaccharide-Rich Fractions from Rosa rugosa Thunb.—Composition and Chemopreventive Potential
M. Olech, Natalia Nowacka-Jechalke, M. Masłyk, Aleksandra Martyna +4 more
2019Molecules39 citations Open access
Semantic Scholar
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 +3 more
2021International Journal of Molecular Sciences32 citations Open access
Semantic Scholar
Uncaria tomentosa Leaves Decoction Modulates Differently ROS Production in Cancer and Normal Cells, and Effects Cisplatin Cytotoxicity
A. Kośmider, Edyta Czepielewska, M. Kuraś, K. Gulewicz +3 more
2017Molecules24 citations Open access
Semantic Scholar
Optimization of Extraction Conditions for Determination of Tiliroside in Tilia L. Flowers Using an LC-ESI-MS/MS Method
Aleksandra Pieczykolan, W. Pietrzak, R. Nowak, Józefina Pielczyk +1 more
2019Journal of Analytical Methods in Chemistry22 citations Open access
Semantic Scholar
Eleutherococcus Species Cultivated in Europe: A New Source of Compounds with Antiacetylcholinesterase, Antihyaluronidase, Anti-DPPH, and Cytotoxic Activities
K. Adamczyk, M. Olech, Jagoda Abramek, W. Pietrzak +11 more
2019Oxidative Medicine and Cellular Longevity20 citations Open access
Semantic Scholar
LC-ESI-MS/MS Identification of Biologically Active Phenolics in Different Extracts of Alchemilla acutiloba Opiz
K. Dos Santos Szewczyk, W. Pietrzak, K. Klimek, A. Grzywa-Celińska +2 more
2022Molecules19 citations Open access
Semantic Scholar
Phenolic Composition and Skin-related Properties of the Aerial Parts Extract of Different Hemerocallis Cultivars
K. Szewczyk, M. Miazga-Karska, W. Pietrzak, Ł. Komsta +2 more
2020Antioxidants19 citations Open access
Semantic Scholar
Enhancing In Vitro Production of the Tree Fern Cyathea delgadii and Modifying Secondary Metabolite Profiles by LED Lighting
Wojciech Tomaszewicz, M. Cioć, K. Dos Santos Szewczyk, M. Grzyb +3 more
2022Cells18 citations Open access
Semantic Scholar
LC-ESI-MS/MS Polyphenolic Profile and In Vitro Study of Cosmetic Potential of Aerva lanata (L.) Juss. Herb Extracts
Aleksandra Pieczykolan, W. Pietrzak, K. Dos Santos Szewczyk, U. Gawlik-Dziki +1 more
2022Molecules16 citations Open access
Semantic Scholar
HPTLC-densitometry determination of triterpenic acids in Origanum vulgare, Rosmarinus officinalis and Syzygium aromaticum.
R. Nowak, M. Wójciak-Kosior, I. Sowa, A. Sokołowska-Krzaczek +3 more
2013Acta Poloniae Pharmaceutica - Drug Research15 citations
Semantic Scholar
Effects of Supercritical Carbon Dioxide Extraction (SC-CO2) on the content of tiliroside in the extracts from Tilia L. flowers
Aleksandra Pieczykolan, W. Pietrzak, E. Rój, R. Nowak
2019Open Chemistry14 citations Open access
Semantic Scholar
Polyphenol Composition of Extracts of the Fruits of Laserpitium Krapffii Crantz and Their Antioxidant and Cytotoxic Activity
A. Bogucka-Kocka, N. Vorobets, M. Chrząszcz, W. Pietrzak +1 more
2019Antioxidants14 citations Open access
Semantic Scholar
Antihyaluronidase and Antioxidant Potential of Atriplex sagittata Borkh. in Relation to Phenolic Compounds and Triterpene Saponins
K. Grabowska, W. Pietrzak, P. Paśko, A. Sołtys +4 more
2023Molecules13 citations Open access
Semantic Scholar
Common Wheat Pasta Enriched with Ultrafine Ground Oat Husk: Physicochemical and Sensory Properties
B. Biernacka, D. Dziki, Renata Różyło, U. Gawlik-Dziki +2 more
2023Molecules13 citations Open access
Semantic Scholar
Synthesis and Antioxidant Activity of New Norcantharidin Analogs
A. Pachuta-Stec, R. Nowak, W. Pietrzak, M. Pitucha
2019Chemistry and Biodiversity5 citations
Semantic Scholar
Phenolic Acid LC/MS Profile of Chenopodium rubrum and Evaluation of Cytotoxic Activity
A. Mynarski, W. Pietrzak, A. Galanty, E. Dawiec +2 more
2018Natural Product Communications3 citations Open access
Semantic Scholar
Effect of extraction method on phenolic content and antioxidant activity of mistletoe extracts from subsp.
W. Pietrzak, R. Nowak, M. Olech
20142 citations
Semantic Scholar
Qualitative and quantitative determination of flavonoids in different organs of Atriplex nitens Schkuhr and evaluation of anti-hyaluronidase activity
A. Mynarski, E. Dawiec, K. Grabowska, W. Pietrzak +2 more
2019Planta Medica1 citations
Semantic Scholar
Natural substances against Helicobacter pylori infection
M. Tomas, W. Pietrzak, R. Nowak
20120 citations
Semantic Scholar

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R. Nowak×19
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R. Nowak — researcher profile on SciRah
U. Gawlik-Dziki×5
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U. Gawlik-Dziki — researcher profile on SciRah
M. Olech×5
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M. Olech — researcher profile on SciRah
Aleksandra Pieczykolan×4
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