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Items: 1 to 20 of 33


Eleutherococcus Species Cultivated in Europe: A New Source of Compounds with Antiacetylcholinesterase, Antihyaluronidase, Anti-DPPH, and Cytotoxic Activities.

Adamczyk K, Olech M, Abramek J, Pietrzak W, Kuźniewski R, Bogucka-Kocka A, Nowak R, Ptaszyńska AA, Rapacka-Gackowska A, Skalski T, Strzemski M, Sowa I, Wójciak-Kosior M, Feldo M, Załuski D.

Oxid Med Cell Longev. 2019 Mar 10;2019:8673521. doi: 10.1155/2019/8673521. eCollection 2019.


Polysaccharide-Rich Fractions from Rosa rugosa Thunb.-Composition and Chemopreventive Potential.

Olech M, Nowacka-Jechalke N, Masłyk M, Martyna A, Pietrzak W, Kubiński K, Załuski D, Nowak R.

Molecules. 2019 Apr 6;24(7). pii: E1354. doi: 10.3390/molecules24071354.


Synthesis and Antioxidant Activity of New Norcantharidin Analogs.

Pachuta-Stec A, Nowak R, Pietrzak W, Pitucha M.

Chem Biodivers. 2019 Apr;16(4):e1800673. doi: 10.1002/cbdv.201800673. Epub 2019 Mar 19.


Optimization of Extraction Conditions for Determination of Tiliroside in Tilia L. Flowers Using an LC-ESI-MS/MS Method.

Pieczykolan A, Pietrzak W, Nowak R, Pielczyk J, Łamacz K.

J Anal Methods Chem. 2019 Jan 9;2019:9052425. doi: 10.1155/2019/9052425. eCollection 2019.


Corrigendum to "New biological activity of the polysaccharide fraction from Cantharellus cibarius and its structural characterization" [Food Chem. 268 (2018) 355-361].

Nowacka-Jechalke N, Nowak R, Juda M, Malm A, Lemieszek M, Rzeski W, Kaczyński Z.

Food Chem. 2019 Mar 1;275:637. doi: 10.1016/j.foodchem.2018.09.147. Epub 2018 Oct 1. No abstract available.


New biological activity of the polysaccharide fraction from Cantharellus cibarius and its structural characterization.

Nowacka-Jechalke N, Nowak R, Juda M, Malm A, Lemieszek M, Rzeski W, Kaczyński Z.

Food Chem. 2018 Dec 1;268:355-361. doi: 10.1016/j.foodchem.2018.06.106. Epub 2018 Jun 21. Erratum in: Food Chem. 2019 Mar 1;275:637.


Phenolic Acid Content and Antioxidant Properties of Extruded Corn Snacks Enriched with Kale.

Kasprzak K, Oniszczuk T, Wójtowicz A, Waksmundzka-Hajnos M, Olech M, Nowak R, Polak R, Oniszczuk A.

J Anal Methods Chem. 2018 Feb 4;2018:7830546. doi: 10.1155/2018/7830546. eCollection 2018.


LC-ESI-MS/MS profiling of phenolics from Eleutherococcus spp. inflorescences, structure-activity relationship as antioxidants, inhibitors of hyaluronidase and acetylcholinesterase.

Załuski D, Olech M, Kuźniewski R, Verpoorte R, Nowak R, Smolarz HD.

Saudi Pharm J. 2017 Jul;25(5):734-743. doi: 10.1016/j.jsps.2016.11.002. Epub 2016 Nov 12.


Puffed cereals with added chamomile - quantitative analysis of polyphenols and optimization of their extraction method.

Blicharski T, Oniszczuk A, Olech M, Oniszczuk T, Wójtowicz A, Krawczyk W, Nowak R.

Ann Agric Environ Med. 2017 May 11;24(2):222-228. doi: 10.5604/12321966.1233564.


LC-ESI-MS/MS Identification of Biologically Active Phenolic Compounds in Mistletoe Berry Extracts from Different Host Trees.

Pietrzak W, Nowak R, Gawlik-Dziki U, Lemieszek MK, Rzeski W.

Molecules. 2017 Apr 12;22(4). pii: E624. doi: 10.3390/molecules22040624.


Uncaria tomentosa Leaves Decoction Modulates Differently ROS Production in Cancer and Normal Cells, and Effects Cisplatin Cytotoxicity.

Kośmider A, Czepielewska E, Kuraś M, Gulewicz K, Pietrzak W, Nowak R, Nowicka G.

Molecules. 2017 Apr 12;22(4). pii: E620. doi: 10.3390/molecules22040620.


The preliminary study of prebiotic potential of Polish wild mushroom polysaccharides: the stimulation effect on Lactobacillus strains growth.

Nowak R, Nowacka-Jechalke N, Juda M, Malm A.

Eur J Nutr. 2018 Jun;57(4):1511-1521. doi: 10.1007/s00394-017-1436-9. Epub 2017 Mar 28.


LC-ESI-MS/MS profiling of phenolics in the leaves of Eleutherococcus senticosus cultivated in the West Europe and anti-hyaluronidase and anti-acetylcholinestarase activities.

Kuźniewski R, Załuski D, Olech M, Banaszczak P, Nowak R.

Nat Prod Res. 2018 Feb;32(4):448-452. doi: 10.1080/14786419.2017.1308369. Epub 2017 Mar 28.


Mechanism of action and interactions between xanthine oxidase inhibitors derived from natural sources of chlorogenic and ferulic acids.

Gawlik-Dziki U, Dziki D, Świeca M, Nowak R.

Food Chem. 2017 Jun 15;225:138-145. doi: 10.1016/j.foodchem.2017.01.016. Epub 2017 Jan 5.


Phytoconstituents and Nutritional Properties of the Fruits of Eleutherococcus divaricatus and Eleutherococcus sessiliflorus: A Study of Non-European Species Cultivated in Poland.

Załuski D, Olech M, Verpoorte R, Khan I, Kuźniewski R, Nowak R.

Oxid Med Cell Longev. 2017;2017:8374295. doi: 10.1155/2017/8374295. Epub 2017 Jan 15.


Phytochemical Content and Pharma-Nutrition Study on Eleutherococcus senticosus Fruits Intractum.

Załuski D, Olech M, Galanty A, Verpoorte R, Kuźniewski R, Nowak R, Bogucka-Kocka A.

Oxid Med Cell Longev. 2016;2016:9270691. Epub 2016 Oct 24.


Comparison of the Essential Oil Composition of Selected Impatiens Species and Its Antioxidant Activities.

Szewczyk K, Kalemba D, Komsta Ł, Nowak R.

Molecules. 2016 Sep 1;21(9). pii: E1162. doi: 10.3390/molecules21091162.


A New Method for the Isolation of Ergosterol and Peroxyergosterol as Active Compounds of Hygrophoropsis aurantiaca and in Vitro Antiproliferative Activity of Isolated Ergosterol Peroxide.

Nowak R, Drozd M, Mendyk E, Lemieszek M, Krakowiak O, Kisiel W, Rzeski W, Szewczyk K.

Molecules. 2016 Jul 21;21(7). pii: E946. doi: 10.3390/molecules21070946.


Multidirectional characterisation of chemical composition and health-promoting potential of Rosa rugosa hips.

Olech M, Nowak R, Pecio Ł, Łoś R, Malm A, Rzymowska J, Oleszek W.

Nat Prod Res. 2017 Mar;31(6):667-671. doi: 10.1080/14786419.2016.1180601. Epub 2016 May 6.


Gluten-Free Precooked Rice-Yellow Pea Pasta: Effect of Extrusion-Cooking Conditions on Phenolic Acids Composition, Selected Properties and Microstructure.

Bouasla A, Wójtowicz A, Zidoune MN, Olech M, Nowak R, Mitrus M, Oniszczuk A.

J Food Sci. 2016 May;81(5):C1070-9. doi: 10.1111/1750-3841.13287. Epub 2016 Apr 13.


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