Research output per year
Research output per year
Research output
- 46 results
Search results
-
2025
LPMO-Catalyzed Oxidation of Cellulosic Fibers with Controlled Addition of a Reductant and H2O2
Marjamaa, K., Rahikainen, J., Støpamo, F. G., Sulaeva, I., Hosia, W., Maiorova, N., King, A. W. T., Potthast, A., Kruus, K., Eijsink, V. G. H. & Várnai, A., 13 Jan 2025, In: ACS Sustainable Chemistry and Engineering. 13, 1, p. 220-231 12 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access -
2024
A novel approach to analyze the impact of lytic polysaccharide monooxygenases (LPMOs) on cellulosic fibres
Sulaeva, I., Budischowsky, D., Rahikainen, J., Marjamaa, K., Støpamo, F. G., Khaliliyan, H., Melikhov, I., Rosenau, T., Kruus, K., Várnai, A., Eijsink, V. G. H. & Potthast, A., 15 Mar 2024, In: Carbohydrate Polymers. 328, 121696.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access9 Citations (Scopus) -
Beyond the Surface: A Methodological Exploration of Enzyme Impact along the Cellulose Fiber Cross-Section
Sulaeva, I., Støpamo, F. G., Melikhov, I., Budischowsky, D., Rahikainen, J. L., Borisova, A., Marjamaa, K., Kruus, K., Eijsink, V. G. H., Várnai, A. & Potthast, A., 13 May 2024, In: Biomacromolecules. 25, 5, p. 3076-3086Research output: Contribution to journal › Article › Scientific › peer-review
Open Access7 Citations (Scopus) -
Fungal endophytes and leaf litter fungi as sources of novel inhibitor-resistant cellulase for biofuel production: a basic study
Suryanarayanan, T. S., Rajamani, T., Aro, N., Borisova, A., Marjamaa, K. & Govindarajulu, M. B., Oct 2024, In: 3 Biotech. 14, 10, 243.Research output: Contribution to journal › Article › Scientific › peer-review
1 Citation (Scopus) -
Insights into the action of phylogenetically diverse microbial expansins on the structure of cellulose microfibrils
Haddad Momeni, M., Zitting, A., Jäämuru, V., Turunen, R., Penttilä, P., Buchko, G. W., Hiltunen, S., Maiorova, N., Koivula, A., Sapkota, J., Marjamaa, K. & Master, E. R., Dec 2024, In: Biotechnology for Biofuels and Bioproducts. 17, 1, 56.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access5 Citations (Scopus) -
Mode of action of Cellulases on Recycled Cotton Fabrics
Heikinheimo, L., Raiskio, S., Koivula, A., Marjamaa, K. & Kamppuri, T., 21 Mar 2024.Research output: Contribution to conference › Conference Poster › Professional
File49 Downloads (Pure) -
Oxidation of cellulose fibers using LPMOs with varying allomorphic substrate preferences, oxidative regioselectivities, and domain structures
Støpamo, F. G., Sulaeva, I., Budischowsky, D., Rahikainen, J., Marjamaa, K., Potthast, A., Kruus, K., Eijsink, V. G. H. & Várnai, A., 15 Apr 2024, In: Carbohydrate Polymers. 330, 121816.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access5 Citations (Scopus) -
The effect of soluble phenolic compounds from hydrothermally pretreated wheat straw on Trichoderma reesei cellulases and commercial enzyme cocktails
Borisova, A. S., Pihlajaniemi, V., Kont, R., Niemelä, K., Koitto, T., Mikkelson, A., Väljamäe, P., Kruus, K. & Marjamaa, K., 2024, In: Biomass Conversion and Biorefinery. 14, 1, p. 971-984Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile6 Citations (Scopus)79 Downloads (Pure) -
The impact of the carbohydrate-binding module on how a lytic polysaccharide monooxygenase modifies cellulose fibers
Støpamo, F. G., Sulaeva, I., Budischowsky, D., Rahikainen, J., Marjamaa, K., Kruus, K., Potthast, A., Eijsink, V. G. H. & Várnai, A., Dec 2024, In: Biotechnology for Biofuels and Bioproducts. 17, 1, 118.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access1 Citation (Scopus) -
2023
Oxidative treatment and nanofibrillation softwood kraft fibres with lytic polysaccharide monooxygenases from Trichoderma reesei and Podospora anserina
Marjamaa, K., Lahtinen, P., Arola, S., Maiorova, N., Nygren, H., Aro, N. & Koivula, A., Mar 2023, In: Industrial Crops and Products. 193, 116243.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile4 Citations (Scopus)102 Downloads (Pure) -
2022
Inhibitory effect of lignin on the hydrolysis of xylan by thermophilic and thermolabile GH11 xylanases
Kellock, M., Rahikainen, J., Borisova, A. S., Voutilainen, S., Koivula, A., Kruus, K. & Marjamaa, K., 14 May 2022, In: Biotechnology for Biofuels and Bioproducts. 15, 1, 49.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile6 Citations (Scopus)46 Downloads (Pure) -
Optimization of ultrasound pretreatment and enzymatic hydrolysis of wheat straw: From lab to semi-industrial scale
Gaudino, E. C., Grillo, G., Tabasso, S., Stevanato, L., Cravotto, G., Marjamaa, K., Pihlajaniemi, V., Koivula, A., Aro, N., Uusitalo, J., Ropponen, J., Kuutti, L., Kivinen, P., Kanerva, H., Arshanitsa, A., Jashina, L., Jurkjane, V., Andersone, A., Dreyer, T. & Schories, G., 20 Dec 2022, In: Journal of Cleaner Production. 380, Part 1, 134897.Research output: Contribution to journal › Article › Scientific › peer-review
29 Citations (Scopus) -
Oxidative modification of cellulosic fibres by lytic polysaccharide monooxygenase AA9A from Trichoderma reesei
Marjamaa, K., Rahikainen, J., Karjalainen, M., Maiorova, N., Holopainen-mantila, U., Molinier, M., Aro, N., Nygren, H., Mikkelson, A., Koivula, A. & Kruus, K., Jul 2022, In: Cellulose. 29, 11, p. 6021-6038 18 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile10 Citations (Scopus)98 Downloads (Pure) -
Potential of a Bio-Based Additive in the Prevention of Lignin-Induced Recalcitrance under Severe Pretreatment Conditions
Kellock, M., Borisova, A., Maaheimo, H., Rahikainen, J., Holopainen-Mantila, U., Borrega, M., Marjamaa, K., Ralph, J., Felby, C., Kruus, K. & Tamminen, T., 2022, NWBC 2022: The 10th Nordic Wood Biorefinery Conference. Virtanen, A., Torvinen, K. & Vepsäläinen, J. (eds.). VTT Technical Research Centre of Finland, p. 200-201 (VTT Technology; No. 409).Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Scientific
Open Access -
2021
Activation of softwood Kraft pulp at high solids content by endoglucanase and lytic polysaccharide monooxygenase
Ceccherini, S., Rahikainen, J., Marjamaa, K., Sawada, D., Grönqvist, S. & Maloney, T., Aug 2021, In: Industrial Crops and Products. 166, 113463.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access17 Citations (Scopus) -
Effect of oxidation on cellulose and water structure: A molecular dynamics simulation study
Mudedla, S. K., Vuorte, M., Veijola, E., Marjamaa, K., Koivula, A., Linder, M. B., Arola, S. & Sammalkorpi, M., May 2021, In: Cellulose. 28, 7, p. 3917-3933Research output: Contribution to journal › Article › Scientific › peer-review
Open Access32 Citations (Scopus) -
H2O2 in Liquid Fractions of Hydrothermally Pretreated Biomasses: Implications of Lytic Polysaccharide Monooxygenases
Niemelä, K., Marjamaa, K., Pihlajaniemi, V., Väljamaë, P., Kont, R. & Kuusk, S., 6 Dec 2021, In: ACS Sustainable Chemistry & Engineering. 9, 48, p. 16220-16231Research output: Contribution to journal › Article › Scientific › peer-review
9 Citations (Scopus) -
2019
Effect of hydrothermal pretreatment severity on lignin inhibition in enzymatic hydrolysis
Kellock, M., Maaheimo, H., Marjamaa, K., Rahikainen, J., Zhang, H., Holopainen-Mantila, U., Ralph, J., Tamminen, T., Felby, C. & Kruus, K., 2019, In: Bioresource Technology. 280, p. 303-312 10 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access94 Citations (Scopus) -
The biogeochemistry of gas generation from low-level nuclear waste: Microbiological characterization during 18 years study under in situ conditions
Vikman, M., Marjamaa, K., Nykyri, M., Small, J., Miettinen, H., Heikinheimo, L., Haavisto, T. & Itävaara, M., Jun 2019, In: Applied Geochemistry. 105, p. 55-67Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile4 Citations (Scopus)106 Downloads (Pure) -
The liquid fraction from hydrothermal pretreatment of wheat straw provides lytic polysaccharide monooxygenases with both electrons and H2O2 co-substrate
Kont, R., Pihlajaniemi, V., Borisova, A. S., Aro, N., Marjamaa, K., Loogen, J., Büchs, J., Eijsink, V. G. H., Kruus, K. & Väljamaë, P., 8 Oct 2019, In: Biotechnology for Biofuels. 12, 1, 235.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access34 Citations (Scopus) -
2018
Cost-efficient sugar-based cellulase production
Ellilä, S., Kujanpää, L., Marjamaa, K., Paasikallio, T., Saloheimo, M. & Aro, N., 2018, NWBC 2018 : Proceedings of the 8th Nordic Wood Biorefinery Conference. Hytonen, E. & Vepsalainen, J. (eds.). VTT Technical Research Centre of Finland, p. 185-192 (VTT Technology; No. 340).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
3 Citations (Scopus) -
Enzyme biotechnology in degradation and modification of plant cell wall polymers
Marjamaa, K. & Kruus, K., 1 Sept 2018, In: Physiologia Plantarum. 164, 1, p. 106-118Research output: Contribution to journal › Article › Scientific › peer-review
23 Citations (Scopus) -
2017
Lignin-derived inhibition of monocomponent cellulases and a xylanase in the hydrolysis of lignocellulosics
Kellock, M., Rahikainen, J., Marjamaa, K. & Kruus, K., 11 Feb 2017, In: Bioresource Technology. 232, p. 183-191Research output: Contribution to journal › Article › Scientific › peer-review
76 Citations (Scopus) -
Microbial degradation of low-level radioactive waste in repository conditions
Vikman, M., Marjamaa, K., Itävaara, M., Nykyri, M., Small, J. & Paaso, N., 2017, Goldschmidt 2017 Conference Abstracts. European Association of Geochemistry, 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Scientific
Open Access -
2016
Chapter One: Geomicrobiology and Metagenomics of Terrestrisl Deep Subsurface Microbiomes
Itävaara, M., Salavirta, H., Marjamaa, K. & Ruskeeniemi, T., 2016, Advances in Applied Microbiology. Sariaslani, S. & Gadd, M. (eds.). Elsevier, p. 1-77 (Advances in Applied Microbiology, Vol. 94).Research output: Chapter in Book/Report/Conference proceeding › Chapter or book article › Professional
47 Citations (Scopus) -
Chemical characterization of hydrothermally pretreated and enzyme-digested wheat straw: an evaluation of recalcitrance
Merali, Z., Marjamaa, K., Käsper, A., Kruus, K., Gunning, A. P., Morris, V. J. & Waldron, K. W., 2016, In: Food Chemistry. 198, p. 132-140Research output: Contribution to journal › Article › Scientific › peer-review
18 Citations (Scopus) -
Effect of hydrothermal pretreatment severity on lignin inhibition in the enzymatic hydrolysis of lignocellulosic biomass
Kellock, M., Zhang, H., Marjamaa, K., Tamminen, T., Felby, C. & Kruus, K., 2016.Research output: Contribution to conference › Conference article › Scientific
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Effect of pretreatment severity on the enzymatic hydrolysis of spruce and wheat straw
Kellock, M., Zhang, H., Marjamaa, K., Tamminen, T., Felby, C. & Kruus, K., 2016.Research output: Contribution to conference › Conference article › Scientific
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Effect of pretreatment severity on the inhibitory nature of lignin in the enzymatic hydrolysis of lignocellulose
Kellock, M., Zhang, H., Marjamaa, K., Tamminen, T., Felby, C. & Kruus, K., 2016.Research output: Contribution to conference › Conference article › Scientific
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2014
Effect of lignin chemistry on non-productive enzyme adsorption in the enzymatic hydrolysis of lignocellulose
Rahikainen, J., Martin-Sampedro, R., Heikkinen, H., Rovio, S., Marjamaa, K., Tamminen, T., Rojas, O. J. & Kruus, K., 2014, Proceedings of the 13th European Workshop on Lignocellulosics and Pulp: EWLP 2014. Río Andrade, J. C. D., Gutiérrez Suárez, A., Rencoret, J. & Martínez, Á. T. (eds.). Sevilla, p. 49-52 O.13Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
Open Access -
2013
Cellulase-lignin interactions: The role of carbohydrate-binding module and pH in non-productive binding
Rahikainen, J., Evans, J. D., Mikander, S., Kalliola, A., Puranen, T., Tamminen, T., Marjamaa, K. & Kruus, K., 2013, In: Enzyme and Microbial Technology. 53, 5, p. 315-321Research output: Contribution to journal › Article › Scientific › peer-review
148 Citations (Scopus) -
Impact of hydrothermal pre-treatment to chemical composition, enzymatic digestibility and spatial distribution of cell wall polymers
Holopainen-Mantila, U., Marjamaa, K., Merali, Z., Käsper, A., de Bot, P., Jääskeläinen, A. S., Waldron, K., Kruus, K. & Tamminen, T., 2013, In: Bioresource Technology. 138, p. 156-162Research output: Contribution to journal › Article › Scientific › peer-review
56 Citations (Scopus) -
Inhibitory effect of lignin during cellulose bioconversion: The effect of lignin chemistry on non-productive enzyme adsorption
Rahikainen, J., Martin-Sampedro, R., Heikkinen, H., Rovio, S., Marjamaa, K., Tamminen, T., Rojas, O. J. & Kruus, K., 2013, In: Bioresource Technology. 133, p. 270-278Research output: Contribution to journal › Article › Scientific › peer-review
347 Citations (Scopus) -
Novel Penicillium cellulases for total hydrolysis of lignocellulosics
Marjamaa, K., Toth, K., Bromann, P. A., Szakacs, G. & Kruus, K., 2013, In: Enzyme and Microbial Technology. 52, 6-7, p. 358-369Research output: Contribution to journal › Article › Scientific › peer-review
38 Citations (Scopus) -
Preferential adsorption and activity of monocomponent cellulases on lignocellulose thin films with varying lignin content
Martín-Sampedro, R., Rahikainen, J., Johansson, L.-S., Marjamaa, K., Laine, J., Kruus, K. & Rojas, O. J., 2013, In: Biomacromolecules. 14, 4, p. 1231-1239Research output: Contribution to journal › Article › Scientific › peer-review
78 Citations (Scopus) -
2012
Lignin-derived inhibition of GH7 cellobiohydrolases: Insight to the inhibitory mechanism
Rahikainen, J., Marjamaa, K., Nurmi-Rantala, S., Koivula, A. & Kruus, K., 2012.Research output: Contribution to conference › Conference article › Scientific
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2011
Inhibition of enzymatic hydrolysis by residual lignins from softwood: Study of enzyme binding and inactivation on lignin-rich surface
Rahikainen, J., Mikander, S., Marjamaa, K., Tamminen, T., Lappas, A., Viikari, L. & Kruus, K., 2011, In: Biotechnology and Bioengineering. 108, 12, p. 2823-2834Research output: Contribution to journal › Article › Scientific › peer-review
232 Citations (Scopus) -
2010
Adsorption of monocomponent enzymes in enzyme mixture analyzed quantitatively during hydrolysis of lignocellulose substrates
Várnai, A., Viikari, L., Marjamaa, K. & Siika-aho, M., 2010, In: Bioresource Technology. 102, 2, p. 1220-1227Research output: Contribution to journal › Article › Scientific › peer-review
81 Citations (Scopus) -
Cell wall lignin is polymerised by class III secretable plant peroxidases in Norway spruce
Fagerstedt, K. V., Kukkola, E. M., Koistinen, V. V. T., Takahashi, J. & Marjamaa, K., 2010, In: Journal of Integrative Plant Biology. 52, 2, p. 186-194Research output: Contribution to journal › Article › Scientific › peer-review
Open Access98 Citations (Scopus) -
2009
The role of xylem class III peroxidases in lignification
Marjamaa, K., Kukkola, E. M. & Fagerstedt, K. V., 2009, In: Journal of Experimental Botany. 60, 2, p. 367-376Research output: Contribution to journal › Article › Scientific › peer-review
Open Access168 Citations (Scopus) -
2006
Monolignol oxidation by xylem peroxidase isoforms of Norway spruce (Picea abies) and silver birch (Betula pendula)
Marjamaa, K., Kukkola, E., Lundell, T., Karhunen, P., Saranpää, P. & Fagerstedt, K. V., May 2006, In: Tree Physiology. 26, 5, p. 605-611Research output: Contribution to journal › Article › Scientific › peer-review
Open Access33 Citations (Scopus) -
2003
Developmental lignification and seasonal variation in β-glucosidase and peroxidase activities in xylem of Scots pine, Norway spruce and silver birch
Marjamaa, K., Lehtonen, M., Lundell, T., Toikka, M., Saranpää, P. & Fagerstedt, K. V., Oct 2003, In: Tree Physiology. 23, 14, p. 977-986Research output: Contribution to journal › Article › Scientific › peer-review
Open Access33 Citations (Scopus)