Maarit Karonen
PhD, Senior Lecturer, Docent, Adjunct Professor
Natural Chemistry Research Group maarit.karonen@utu.fi +358 29 450 3179 +358 50 576 5007 Office: D507 ORCID identifier: https://orcid.org/0000-0002-9964-6527 |
Areas of expertise
Interactions, liquid chromatography, mass spectrometry, natural compounds, NMR spectroscopy, phenolic compounds, polyphenols, tannins
Interactions, liquid chromatography, mass spectrometry, natural compounds, NMR spectroscopy, phenolic compounds, polyphenols, tannins
Research
- Chemistry of tannins and polyphenols
- Qualitative and quantitative analyses of tannins and polyphenols
- Role and significance of tannins on ruminant health and greenhouse gas emissions
- Role of tannins in forest ecosystems and their potential for sustainable utilization in the future
- Tannin-macromolecules interactions
Teaching
- Book Exams of Natural Compound Chemistry
- Identification of Bioactives by UV, MS and MS/MS Spectra
- LC-MS and its Applications
- Scientific Communication of Chemistry
- Structure, Activity and Quantitation Methods
Publications 
5 of 11
- Metabolic Profiling of Water-Soluble Compounds from the Extracts of Dark Septate Endophytic Fungi (DSE) Isolated from Scots Pine (Pinus sylvestris L.) Seedlings Using UPLC-Orbitrap-MS (2019)
- Molecules
(A1 Refereed original research article in a scientific journal) - Modification of oligomeric and polymeric proanthocyanidins via oxidation in alkaline conditions (2019)
- Planta Medica
(Other publication) - NMR metabolome of Borrelia burgdorferi in vitro and in vivo in mice (2019)
- Scientific Reports
(A1 Refereed original research article in a scientific journal) - Isolation of chemically well-defined semipreparative liquid chromatography fractions from complex mixtures of proanthocyanidin oligomers and polymers (2018)
- Journal of Chromatography A
(A1 Refereed original research article in a scientific journal) - Oxidatively Active Plant Phenolics Detected by UHPLC-DAD-MS after Enzymatic and Alkaline Oxidation (2018)
- Journal of Chemical Ecology
(A1 Refereed original research article in a scientific journal) - Variability between organs of proanthocyanidins in Geranium sylvaticum analyzed by off-line 2-dimensional HPLC-MS (2018)
- Phytochemistry
(A1 Refereed original research article in a scientific journal) - Variability in Foliar Ellagitannins of Hippophae rhamnoides L. and Identification of a New Ellagitannin, Hippophaenin C (2018)
- Journal of Agricultural and Food Chemistry
(A1 Refereed original research article in a scientific journal) - Comparative stability of dimeric and monomeric pigments extracted from sea urchin Strongylocentrotus droebachiensis (2017)
- Natural Product Research
(A1 Refereed original research article in a scientific journal) - Inter-population and inter-organ distribution of the main polyphenolic compounds of Epilobium angustifolium (2017)
- Phytochemistry
(A1 Refereed original research article in a scientific journal) - In vitro fermentation of browse species using goat rumen fluid in relation to browse polyphenol content and composition (2017)
- Animal Feed Science and Technology
(A1 Refereed original research article in a scientific journal)
UTU Research Portal