20022018
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Publications 2002 2018

  • 57 Article
  • 8 Conference contribution
  • 1 Review Article
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2018

Liquid-state NMR analysis of nanocelluloses

King, A. W. T., Mäkelä, A. V., Kedzior, S., Laaksonen, T. M., Partl, G. J., Heikkinen, S. M., Koskela, H. T., Heikkinen, H. A., Holding, A., Cranston, E. & Kilpeläinen, I. A., Jul 2018, In : Biomacromolecules. 19, 7, p. 2708–2720 13 p.

Research output: Contribution to journalArticleScientificpeer-review

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Synthesis, Stability and Relaxivity of TEEPO-Met: An Organic Radical as a Potential Tumour Targeting Contrast Agent for Magnetic Resonance Imaging

Soikkeli, M., Horkka, K., Moilanen, J. O., Timonen, M., Kavakka, J. & Heikkinen, S., May 2018, In : Molecules. 23, 5, 12 p., 1034.

Research output: Contribution to journalArticleScientificpeer-review

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2017

Gold(I)-Catalyzed 1,3-O-Transposition of Ynones: Mechanism and Catalytic Acceleration with Electron-Rich Aldehydes

Aikonen, S., Muuronen, M., Wirtanen, T., Heikkinen, S., Musgreave, J., Burés, J. & Helaja, J., 20 Dec 2017, In : ACS catalysis. 8, 2, p. 960–967 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Replacing C6F5 groups with Cl and H atoms in frustrated Lewis pairs: H-2 additions and catalytic hydrogenations

Chernichenko, K., Kotai, B., Nieger, M., Heikkinen, S., Papai, I. & Repo, T., 2017, In : Dalton Transactions. 46, 7, p. 2263-2269 7 p.

Research output: Contribution to journalArticleScientificpeer-review

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WtF-Nano: One-Pot Dewatering and Water-Free Topochemical Modification of Nanocellulose in Ionic Liquids or gamma-Valerolactone

Laaksonen, T., Helminen, J. K. J., Lemetti, L., Långbacka, J., del Cerro, D. R., Hummel, M., Filpponen, I., Rantamaki, A. H., Kakko, T., Kemell, M. L., Wiedmer, S. K., Heikkinen, S., Kilpeläinen, I. & King, A. W. T., 22 Dec 2017, In : ChemSusChem. 10, 24, p. 4879-4890 12 p.

Research output: Contribution to journalArticleScientificpeer-review

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2016

ME-CAGEBIRD(r,X)-CPMG-HSQMBC. A phase sensitive, multiplicity edited long range HSQC with absorptive line shapes

Koskela, H., Kilpelainen, I. & Heikkinen, S., Nov 2016, In : Journal of Magnetic Resonance. 272, p. 114-122 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Quantitative, equal carbon response HSQC experiment, QEC-HSQC

Mäkelä, V., Helminen, J., Kilpeläinen, I. & Heikkinen, S., Oct 2016, In : Journal of Magnetic Resonance. 271, p. 34-39 6 p.

Research output: Contribution to journalArticleScientificpeer-review

The Reactivity of Thymine and Thymidine 5,6-Epoxides with Organometallic Reagents - A Route to Thymidine (6-4) Photoproduct Analogues

Wrigstedt, P., Kavakka, J., Heikkinen, S., Nieger, M., Räisänen, M. & Repo, T., 6 May 2016, In : Journal of Organic Chemistry. 81, 9, p. 3848-3859 12 p.

Research output: Contribution to journalArticleScientificpeer-review

2015

Diverting Hydrogenations with Wilkinson's Catalyst towards Highly Reactive Rhodium(I) Species

Perea-Buceta, J. E., Heikkinen, S., Axenov, K., King, A. W. T., Niemi, T., Nieger, M., Leskelä, M., Repo, T. & Fernandez, I., 18 Nov 2015, In : Angewandte Chemie (International Edition). 54, 48, p. 14321-14325 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Purification and characterization of kraft lignin

Fang, W., Alekhina, M., Ershova, O., Heikkinen, S. & Sixta, H., Oct 2015, In : Holzforschung : international journal of the biology, chemistry, physics and technology of wood. 69, 8, p. 943-950 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Softwood kraft lignin for value-added applications: Fractionation and structural characterization

Alekhina, M., Ershova, O., Ebert, A., Heikkinen, S. & Sixta, H., Apr 2015, In : Industrial Crops and Products. 66, p. 220-228 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Synthesis and applications of secondary amine derivatives of (+)-dehydroabietylamine in chiral molecular recognition

Laaksonen, T., Heikkinen, S. & Wähälä, K., 2015, In : Organic & Biomolecular Chemistry. 13, 42, p. 10548-10555 8 p.

Research output: Contribution to journalArticleScientificpeer-review

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Synthesis and in vitro phantom NMR and MRI studies of fully organic free radicals, TEEPO-glucose and TEMPO-glucose, potential contrast agents for MRI

Soikkeli, M., Sievänen, K., Peltonen, J., Kaasalainen, T., Timonen, M., Heinonen, P., Rönkkö, S., Lehto, V. -P., Kavakka, J. S. & Heikkinen, S., 2015, In : RSC Advances. 5, 20, p. 15507-15510 4 p.

Research output: Contribution to journalArticleScientificpeer-review

Synthesis of Tertiary and Quaternary Amine Derivatives from Wood Resin as Chiral NMR Solvating Agents

Laaksonen, T., Heikkinen, S. & Wähälä, K., Nov 2015, In : Molecules. 20, 11, p. 20873-20886 14 p.

Research output: Contribution to journalArticleScientificpeer-review

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2014

Capricious Selectivity in Electrophilic Deuteration of Methylenedioxy Substituted Aromatic Compounds

Pohjoispää, M., Mera-Adasme, R., Sundholm, D., Heikkinen, S., Hase, T. & Wähälä, K., 7 Nov 2014, In : Journal of Organic Chemistry. 79, 21, p. 10636-10640 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Challenges in analysis of high-molar mass dextrans: Comparison of HPSEC, AsFlFFF and DOSY NMR spectroscopy

Maina, N. H., Pitkänen, L., Heikkinen, S., Tuomainen, P., Virkki, L. & Tenkanen, M., 2014, In : Carbohydrate Polymers. 99, 2, p. 199-207 9 p.

Research output: Contribution to journalArticleScientificpeer-review

2013

Automating the NMR analysis of base oils: Finding napthene signals

Mäkelä, V., Karhunen, P., Siren, S., Heikkinen, S. & Kilpeläinen, I., Sep 2013, In : Fuel. 111, p. 543-554 12 p.

Research output: Contribution to journalArticleScientificpeer-review

Chlorophyll tailored 20-trifluoroacetamide and its azacrown derivative as pH sensitive colorimetric sensor probe with response to AcO-, F- and CN- ions

Iashin, V., Koso, T. V., Stranius, K., Muuronen, M., Heikkinen, S., Kavakka, J., Tkachenko, N. V. & Helaja, J., 2013, In : RSC Advances. 3, 29, p. 11485-11488 4 p.

Research output: Contribution to journalArticleScientificpeer-review

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2011

ImatraNMR: Novel software for batch integration and analysis of quantitative NMR spectra

Mäkelä, A. V., Heikkilä, O., Kilpeläinen, I. & Heikkinen, S., 3 Jun 2011, In : Journal of Magnetic Resonance. 211, 2, p. 186-194 9 p.

Research output: Contribution to journalArticleScientificpeer-review

In Vitro Studies on Stability of L-p-boronophenylalanine–fructose Complex (BPA-F)

Heikkinen, S., Savolainen, S. & Melkko, P., 2011, In : Journal of Radiation Research. 52, 3, p. 360-364 5 p.

Research output: Contribution to journalArticleScientificpeer-review

2010

Acidity and Lactonization of Xylonic Acid: A Nuclear Magnetic Resonance Study

Hummel, M., Leppikallio, M., Heikkinen, S., Niemelä, K. & Sixta, H., 2010, In : Journal of Carbohydrate Chemistry. 29, 8 & 9, p. 416-428 13 p.

Research output: Contribution to journalArticleScientificpeer-review

A new method for rapid degree of substitution and purity determination of chloroform-soluble cellulose esters, using 31P NMR

King, A. W. T., Jalomäki, J. A., Granström, M., Argyropoulos, D., Heikkinen, S. & Kilpeläinen, I., 2010, In : Analytical Methods. 2, p. 1499-1505 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Association of intramyocellular, intraperitoneal and liver fat with glucose tolerance in severely obese adolescents

Saukkonen, T., Heikkinen, S., Hakkarainen, A., Häkkinen, A-M., van Leemput, K., Lipsanen-Nyman, M. & Lundbom, N., 2010, In : European Journal of Endocrinology. 163, 3, p. 413-419 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Cerebellar Glucose During Fasting and Acute Hyperglycemia in Nondiabetic Men and in Men with Type 1 Diabetes

Heikkilä, O., Mäkimattila, S., Timonen, M., Groop, P-H., Heikkinen, S. & Lundbom, N., 2010, In : Cerebellum. 9, 3, p. 336-344 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Enhanced chromatographic NMR with polyethyleneglycol: A novel resolving agent for diffusion ordered spectroscopy

Kavakka, J. S., Parviainen, V., Wähälä, K., Kilpelainen, I. & Heikkinen, S., 2010, In : Magnetic Resonance in Chemistry. 48, p. 777-781 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Evidence for abnormal glucose uptake or metabolism in thalamus during acute hyperglycaemia in type 1 diabetes-a H-1 MRS study

Heikkila, O., Lundbom, N., Timonen, M., Groop, P-H., Heikkinen, S. & Mäkimattila, S., 2010, In : Metabolic Brain Disease. 25, 2, p. 227-234 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Quantitative 13C NMR spectroscopy using refocused constant-time INEPT, Q-INEPT-CT

Mäkelä, A. V., Kilpeläinen, I. A. & Heikkinen, S. M., May 2010, In : Journal of Magnetic Resonance. 204, 1, p. 124-130

Research output: Contribution to journalArticleScientificpeer-review

Quantitative two-dimensional HSQC experiment for high magnetic field NMR spectrometers

Koskela, H., Heikkila, O., Kilpelainen, I. & Heikkinen, S., 2010, In : Journal of Magnetic Resonance. 202, p. 24-33 10 p.

Research output: Contribution to journalArticleScientificpeer-review

2009

Acquisition-weighted MRSI for detection and quantification of BNCT 10B-carrier L-p-boronophenylalanine-fructose complex, a phantom study

Timonen, M., Kankaanranta, L., Lundbom, N., Kortesniemi, M., Seppälä, T., Kouri, M., Savolainen, S. & Heikkinen, S., 2009, In : Journal of Radiation Research. 50, 5, p. 435-440 6 p.

Research output: Contribution to journalArticleScientificpeer-review

A new protection group strategy for cellulose in an ionic liquid: simultaneous protection of two sites to yield 2,6-di-O-substituted mono-p-methoxytrityl cellulose

Granström, M., Olszewska, A., Mäkelä, V., Heikkinen, S. & Kilpeläinen, I., 2009, In : Tetrahedron Letters. 50, p. 1744-1747 4 p.

Research output: Contribution to journalArticleScientificpeer-review

Atomic structures of two novel immunoglobulin-like domain pairs in the actin cross-linking protein filamin

Heikkinen, O. K., Ruskamo, S., Konarev, P. V., Svegun, D. I., Iivanainen, T., Heikkinen, S. M., Permi, P., Koskela, H., Kilpeläinen, I. & Ylänne, J., 2009, In : Journal of Biological Chemistry. 284, 37, p. 25450-25458 9 p.

Research output: Contribution to journalArticleScientificpeer-review

General Chromatographic NMR Method in Liquid State for Synthetic Chemistry: Polyvinylpyrrolidone Assisted DOSY Experiments

Kavakka, J. S., Kilpeläinen, I. & Heikkinen, S., 2009, In : Organic Letters. 11, 6, p. 1349-1352 4 p.

Research output: Contribution to journalArticleScientificpeer-review

Hydrophobic interactions determining functionalized lignocellulose solubility in dialkylimidazolium chlorides, as probed by ³¹P NMR

King, A. W. T., Kilpeläinen, I., Heikkinen, S., Järvi, P. & Argyropoulos, D., 2009, In : Biomacromolecules. 10, 2, p. 458-463 6 p.

Research output: Contribution to journalArticleScientificpeer-review

Hyperglycaemia is associated with changes in the regional concentrations of glucose and myo-inositol within the brain

Heikkila, O., Lundbom, N., Timonen, M., Groop, P. -H., Heikkinen, S. & Mäkimattila, S., 2009, In : Diabetologia. 52, 3, p. 534-540 7 p.

Research output: Contribution to journalArticleScientificpeer-review

PRESS echo time behavior of triglyceride resonances at 1.5 T: detecting -3 fatty acids in adipose tissue in vivo

Lundbom, J., Heikkinen, S., Fielding, B., Hakkarainen, A., Taskinen, M-R. & Lundbom, N., 2009, In : Journal of Magnetic Resonance. 201, 1, p. 39-47 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Solution structure of the parvulin-type PPlase domain of staphylococcus aureus PrsA-implications for the catalytic mechanism of parvulins

Heikkinen, O., Seppala, R., Tossavainen, H., Heikkinen, S., Koskela, H., Permi, P. & Kilpeläinen, I., 2009, In : BMC Structural Biology. 9, p. art. 17 13 p.

Research output: Contribution to journalArticleScientificpeer-review

Zn pyro-pheophorbide a-fulleronicotine dyad; supramolecular self assembled donor-acceptor system for photoinduced charge separation

Kavakka, J. S., Heikkinen, S., Kilpeläinen, I., Tkachenko, N. V. & Helaja, J., 2009, In : Chemical Communications. 2009, 7, p. 758-760 3 p.

Research output: Contribution to journalArticleScientificpeer-review

2008

Risk for metabolic syndrome predisposes to alterations in the thalamic metabolism

Heikkilä, O., Lundbom, N., Timonen, M., Groop, P-H., Heikkinen, S. & Mäkimattila, S., 2008, In : Metabolic Brain Disease. 23, 3, p. 315-324 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Zn pyropheophorbide a: a ß-face selective nicotine receptor

Kavakka, J. S., Heikkinen, S. & Helaja, J., 2008, In : European Journal of Organic Chemistry. p. 4932-4937 6 p.

Research output: Contribution to journalArticleScientificpeer-review

2007

Dissolution of wood in ionic liquids

Kilpeläinen, I., Xie, H., King, A., Granstrom, M., Heikkinen, S. & Argyropoulos, D. S., 2007, In : Journal of Agricultural and Food Chemistry. 55, p. 9142-9148 7 p.

Research output: Contribution to journalArticleScientificpeer-review

MAGIC polymer gel for dosimetric verification in boron neutron capture therapy

Uusi-Simola, J., Heikkinen, S., Kotiluoto, P., Seren, T., Seppälä, T., Auterinen, I. & Savolainen, S., 2007, In : Journal of applied clinical medical physics. 8, 2, p. 114-123 10 p.

Research output: Contribution to journalArticleScientificpeer-review

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Noncovalent attachment of pyro-pheophorbide a to a carbon nanotube

Kavakka, J. S., Heikkinen, S., Kilpeläinen, I., Mattila, M., Lipsanen, H. & Helaja, J., 2007, In : Chemical Communications. 6, p. 519-521 3 p.

Research output: Contribution to journalArticleScientificpeer-review

Rapid and accurate processing method for amide proton exchange rate measurement in proteins

Koskela, H., Heikkinen, O., Kilpeläinen, I. & Heikkinen, S., 2007, In : Journal of Biomolecular NMR. 37, p. 313-320 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Synthesis of isomeric enamine derivatives of fused cykloalkeno thieno[2,3-d]pyrimidin-4(3H)-ones: Stereoelectronic effect on the regioselectivity

Lilienkampf, A., Heikkinen, S., Mutikainen, I. & Wähälä, K., 2007, In : Synthesis (Stuttgart) . 2007, 17, p. 2699-2705 7 p.

Research output: Contribution to journalArticleScientificpeer-review

2006

Brain metabolic alterations in adolescents and young adults with fetal alcohol spectrum disorders

Fagerlund, A., Heikkinen, S., Autti-Ramo, I., Korkman, M., Timonen, M., Kuusi, T., Riley, E. P. & Lundbom, N., 2006, In : Alcoholism: Clinical and Experimental Research. 30, 12, p. 2097-2104 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Preliminary findings of proton magnetic resonance spectroscopy in occipital cortex during sleep deprivation

Urrila, A., Hakkarainen, A., Heikkinen, S., Huhdankoski, O., Kuusi, T., Stenberg, D., Häkkinen, A-M., Porkka-Heiskanen, T. & Lundbom, N., 2006, In : Psychiatry Research. Neuroimaging. 147, 1, p. 41-46 6 p.

Research output: Contribution to journalArticleScientificpeer-review

2005

Metabolite phantom correction of the nonuniform volume-selection profiles in MR spectroscopic imaging: application to temporal lobe epilepsy

Lundbom, J. O. J., Vuori, K., Gaily, E., Granström, M-L., Blomstedt, G. C., Häkkinen, A-M., Heikkinen, S. & Lundbom, N., 2005, In : American Journal of Neuroradiology. 2005, 26, p. 1072-1077 6 p.

Research output: Contribution to journalArticleScientificpeer-review

Some aspects of quantitative 2D NMR

Koskela, H., Kilpeläinen, I. & Heikkinen, S., 2005, In : Journal of Magnetic Resonance. 174, 2, p. 237-244 8 p.

Research output: Contribution to journalArticleScientificpeer-review

¹H MRS studies in the Finnish boron neutron capture therapy project: Detection of 10B-carrier, L-p-boronophenylalanine-fructose

Timonen, M., Kankaanranta, L., Lundbom, N., Collan, J., Kangasmäki, A., Kortesniemi, M., Häkkinen, A-M., Lönngren, A., Karjalainen, S., Rasilainen, M., Leinonen, J., Huitti, T., Jääskeläinen, J., Kouri, M., Savolainen, S. & Heikkinen, S., 2005, In : European Journal of Radiology. 56, 2, p. 154-159 6 p.

Research output: Contribution to journalArticleScientificpeer-review