Katja Karppinen
Associate professor
- Lafferty, Declan J; Espley, Richard V; Deng, Cecilia H; Günther, Catrin S; Plunkett, Blue; Turner, Janice L; Jaakola, Laura; Karppinen, Katja; Allan, Andrew C; Albert, Nick W. Hierarchical regulation of MYBPA1 by anthocyanin- and proanthocyanidin-related MYB proteins is conserved in Vaccinium species. Journal of Experimental Botany 2022; Volum 73 (5). ISSN 0022-0957.s 1344 - 1356.s doi: 10.1093/jxb/erab460.
- Dare, Andrew P.; Günther, Catrin S.; Grey, Angus C.; Guo, George; Demarais, Nicholas J.; Cordiner, Sarah; McGhie, Tony K.; Boldingh, Helen; Hunt, Martin; Deng, Cecilia; Karppinen, Katja; Jaakola, Laura; Espley, Richard V.. Resolving the developmental distribution patterns of polyphenols and related primary metabolites in bilberry (Vaccinium myrtillus) fruit. Food Chemistry 2022; Volum 374. ISSN 0308-8146.s doi: 10.1016/j.foodchem.2021.131703.
- Wu, Chen; Deng, Cecilia; Hilario, Elena; Albert, Nick W.; Lafferty, Declan; Grierson, Ella R. P.; Plunkett, Blue J.; Elborough, Caitlin; Saei, Ali; Günther, Catrin S.; Ireland, Hilary; Yocca, Alan; Edger, Patrick P.; Jaakola, Laura; Karppinen, Katja; Grande, Adrian; Kylli, Ritva; Lehtola, Veli-Pekka; Allan, Andrew C.; Espley, Richard V.; Chagné, David. A chromosome-scale assembly of the bilberry genome identifies a complex locus controlling berry anthocyanin composition. Molecular Ecology Resources 2022; Volum 22 (1). ISSN 1755-098X.s 345 - 360.s doi: 10.1111/1755-0998.13467.
- Samkumar, Amos; Karppinen, Katja; Dhakal, Binita; Martinussen, Inger; Jaakola, Laura. Insights into sugar metabolism during bilberry (Vaccinium myrtillus L.) fruit development. Physiologia Plantarum : An International Journal for Plant Biology 2022; Volum 174 (2). ISSN 0031-9317.s doi: 10.1111/ppl.13657.
- Karppinen, Katja; Lafferty, Declan J.; Albert, Nick W.; Mikkola, Nelli; McGhie, Tony; Allan, Andrew C.; Afzal, Muhammad Bilal; Häggman, Hely; Espley, Richard V.; Jaakola, Laura. MYBA and MYBPA transcription factors co-regulate anthocyanin biosynthesis in blue-coloured berries. New Phytologist 2021; Volum 232 (3). ISSN 0028-646X.s 1350 - 1367.s doi: 10.1111/nph.17669.
- Samkumar, Amos; Jones, Dan; Karppinen, Katja; Dare, Andrew P.; Sipari, Nina; Espley, Richard V.; Martinussen, Inger; Jaakola, Laura. Red and blue light treatments of ripening bilberry fruits reveal differences in signalling through abscisic acid-regulated anthocyanin biosynthesis. Plant, Cell and Environment 2021; Volum 44. ISSN 0140-7791.s 3227 - 3245.s doi: 10.1111/pce.14158.
- Salo, Heikki M.; Nguyen, Nga; Alakärppä, Emmi; Klavins, Linards; Hykkerud, Anne Linn; Karppinen, Katja; Jaakola, Laura; Klavins, Maris; Häggman, Hely. Authentication of berries and berry-based food products. Comprehensive Reviews in Food Science and Food Safety 2021; Volum 20 (5). ISSN 1541-4337.s 5197 - 5225.s doi: 10.1111/1541-4337.12811.
- Trivedi, Priyanka; Nguyen, Nga; Klavins, Linards; Kviesis, Jorens; Heinonen, Esa; Remes, Janne; Jokipii-Lukkari, Soile; Klavins, Maris; Karppinen, Katja; Jaakola, Laura; Häggman, Hely. Analysis of composition, morphology, and biosynthesis of cuticular wax in wild type bilberry (Vaccinium myrtillus L.) and its glossy mutant. Food Chemistry 2021; Volum 354. ISSN 0308-8146.s doi: 10.1016/j.foodchem.2021.129517.
- Klavins, Linards; Maaga, Inessa; Bertins, Maris; Hykkerud, Anne Linn; Karppinen, Katja; Bobinas, Česlovas; Salo, Heikki M.; Nguyen, Nga; Salminen, Henriikka; Stankevica, Karina; Klavins, Maris. Trace element concentration and stable isotope ratio analysis in blueberries and bilberries: A tool for quality and authenticity control. Foods 2021; Volum 10 (3). ISSN 2304-8158.s doi: 10.3390/foods10030567.
- Suvanto, Jussi; Karppinen, Katja; Riihinen, Kaisu; Jaakola, Laura; Salminen, Juha-Pekka. Changes in the Proanthocyanidin Composition and Related Gene Expression in Bilberry (Vaccinium myrtillus L.) Tissues. Journal of Agricultural and Food Chemistry 2020; Volum 68 (28). ISSN 0021-8561.s 7378 - 7386.s doi: 10.1021/acs.jafc.0c02158.
- Trivedi, Priyanka; Nguyen, Nga; Hykkerud, Anne Linn; Häggman, Hely; Martinussen, Inger; Jaakola, Laura; Karppinen, Katja. Developmental and Environmental Regulation of Cuticular Wax Biosynthesis in Fleshy Fruits. Frontiers in Plant Science 2019; Volum 10. ISSN 1664-462X.s doi: 10.3389/fpls.2019.00431.
- Trivedi, Priyanka; Karppinen, Katja; Klavins, Linards; Kviesis, Jorens; Sundqvist, Petri; Nguyen, Nga; Heinonen, Esa; Klavins, Maris; Jaakola, Laura; Väänänen, Juha; Remes, Janne; Häggman, Hely. Compositional and morphological analyses of wax in northern wild berry species. (data) Food Chemistry 2019; Volum 295. ISSN 0308-8146.s 441 - 448.s doi: 10.1016/j.foodchem.2019.05.134.
- Nguyen, Nga; Suokas, Marko; Karppinen, Katja; Vuosku, Jaana; Jaakola, Laura; Häggman, Hely. Recognition of candidate transcription factors related to bilberry fruit ripening by de novo transcriptome and qRT-PCR analyses. Scientific Reports 2018; Volum 8. ISSN 2045-2322.s doi: 10.1038/s41598-018-28158-7.
- Karppinen, Katja Hannele; Tegelberg, Pinja; Häggman, Hely; Jaakola, Laura. Abscisic acid regulates anthocyanin biosynthesis and gene expression associated with cell wall modification in ripening bilberry (vaccinium myrtillus l.) fruits. Frontiers in Plant Science 2018; Volum 9. ISSN 1664-462X.s doi: 10.3389/fpls.2018.01259.
- Bokhorst, Stef; Jaakola, Laura; Karppinen, Katja; Edvinsen, Guro Kristine; Mæhre, Hanne Kirsti; Bjerke, Jarle W.. Contrasting survival and physiological responses of sub-Arctic plant types to extreme winter warming and nitrogen. Planta 2017; Volum 247 (3). ISSN 0032-0935.s 635 - 648.s doi: 10.1007/s00425-017-2813-6.
- Karppinen, Katja; Zoratti, Laura; Nguyenquynh, Nga; Häggman, Hely; Jaakola, Laura. On the developmental and environmental regulation of secondary metabolism in Vaccinium spp. berries. Frontiers in Plant Science 2016; Volum 7. ISSN 1664-462X.s doi: 10.3389/fpls.2016.00655.
- Karppinen, Katja; Zoratti, Laura; Sarala, Marian; Carvalho, Elisabete; Hirsimäki, Jenni; Mentula, Helmi; Martens, Stefan; Häggman, Hely; Jaakola, Laura. Carotenoid metabolism during bilberry (Vaccinium myrtillus L.) fruit development under different light conditions is regulated by biosynthesis and degradation. BMC Plant Biology 2016; Volum 16. ISSN 1471-2229.s doi: 10.1186/s12870-016-0785-5.