prof. UPP dr hab.
PULS Professor – Associate Professor
Room: 34 - II FLOOR
Phone: 61-848-73-65
E-mail: krzysztof.dwiecki@up.poznan.pl
Accademic degrees:
2018 - D.SC. discipline Food Technology and Nutrition, Poznań University of Life Sciences
2008 - Ph.D. discipline: Food Technology and Nutrition, Poznań University of Life Sciences
2002 - M.Sc. in Commodity Science, Poznań University of Economics and Business
Research interests:
The role of association colloids in vegetable oils autoxidation, natural antioxidants and their antioxidant potential, application of liposomes and quantum dots in food analysis, application of spectroscopic methods (UV-Vis spectrophotometry, fluorimetry, dynamic light scattering - DLS) in food analysis, the interactions of polyphenols with proteins.
ORCID: http://orcid.org/0000-0002-1438-1217
Selected publications:
Dwiecki K., Przybył K., Dezor D., Bąkowska E., Rocha S.M., Interactions of Oleanolic Acid, Apigenin, Rutin, Resveratrol and Ferulic Acid with Phosphatidylcholine Lipid Membranes—A Spectroscopic and Machine Learning Study, (2023) Applied Sciences (Switzerland), 13 (16), art. no. 9362, DOI: 10.3390/app13169362
Dwiecki K., Bakowska E., The Effects of Association Colloids on Lipid Autoxidation in Bulk Oils (2022) Lipid Oxidation in Food and Biological Systems: A Physical Chemistry Perspective, pp. 257 – 275, DOI: 10.1007/978-3-030-87222-9_12
Czubinski J., Dwiecki K., Heat-induced changes in lupin seed γ-conglutin structure promote its interaction with model phospholipid membranes, (2022) Food Chemistry, 374, art. no. 131533, DOI: 10.1016/j.foodchem.2021.131533
Czubinski J., Dwiecki K., Molecular structure-affinity relationship of selected phenolic compounds for lupin seed γ-conglutin, (2022) Food Hydrocolloids, 128, art. no. 107561, DOI: 10.1016/j.foodhyd.2022.107561
Bąkowska E., Siger A., Rudzińska M., Dwiecki K., Water content, critical micelle concentration of phospholipids and formation of association colloids as factors influencing autoxidation of rapeseed oil, (2022) Journal of the Science of Food and Agriculture, 102 (2), pp. 488 – 495, DOI: 10.1002/jsfa.11376
Rokosik E., Siger A., Rudzińska M., Dwiecki K., Antioxidant activity and synergism of canolol and α-tocopherol in rapeseed oil is affected by the presence of phospholipid association colloids, (2020) LWT, 133, art. no. 110095, DOI: 10.1016/j.lwt.2020.110095
Rokosik E., Siger A., Rudzińska M., Siejak P., Dwiecki K., Formation of Phospholipid Association Colloids in Rapeseed Oil and Their Effect on Lipid Autoxidation in the Presence of Sinapic and Ferulic Acid, (2020) European Journal of Lipid Science and Technology, 122 (2), art. no. 1900243, DOI: 10.1002/ejlt.201900243
Dwiecki K., Piasecka A., Neunert G., Nogala-Kałucka M., Polewski K., Mechanism study of selected phenolic compounds determination using β-cyclodextrin-coated CdSe/ZnS quantum dots, (2017) Journal of Luminescence, 192, pp. 1119 – 1126, DOI: 10.1016/j.jlumin.2017.08.019
Dwiecki K., Tomczyk Ł., Nogala-Kałucka M., Polewski K., Novel method of propyl gallate determination in rapeseed oil using CdSe/ZnS quantum dots, (2016) European Journal of Lipid Science and Technology, 118 (11), pp. 1788 – 1794, DOI: 10.1002/ejlt.201500453
Dwiecki K., Kwiatkowska P., Siger A., Staniek H., Nogala-Kałucka M., Polewski K., Determination of quercetin in onion (Allium cepa) using β-cyclodextrin-coated CdSe/ZnS quantum dot-based fluorescence spectroscopic technique, (2015) International Journal of Food Science and Technology, 50 (6), pp. 1366 – 1373, DOI: 10.1111/ijfs.12772
Dwiecki K., Neunert G., Nogala-Kałucka M., Polewski K., Fluorescence quenching studies on the interaction of catechin-quinone with CdTe quantum dots. Mechanism elucidation and feasibility studies, (2015) Spectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy, 149, pp. 523 – 530, DOI: 10.1016/j.saa.2015.04.100
Dwiecki K., Neunert G., Polewski P., Polewski K., Antioxidant activity of daidzein, a natural antioxidant, and its spectroscopic properties in organic solvents and phosphatidylcholine liposomes, (2009) Journal of Photochemistry and Photobiology B: Biology, 96 (3), pp. 242 – 248, DOI: 10.1016/j.jphotobiol.2009.06.012