The absence of active creatine kinase system influences cardiac calcium handlingLaasmaa, Martin; Branovets, Jelena; Karro, Niina; Birkedal Nielsen, Rikke; Vendelin, MarkoBiophysical journal2019 / Poster 484 ; p. 96a https://doi.org/10.1016/j.bpj.2018.11.558

Altered calcium handling in cardiomyocytes from arginine-glycine amidinotransferase-knockout mice is rescued by creatineLaasmaa, Martin; Branovets, Jelena; Barsunova, Karina; Karro, Niina; Lygate, Craig A.; Birkedal Nielsen, Rikke; Vendelin, MarkoAmerican journal of physiology-heart and circulatory physiology2020 / p. H805-H825 https://doi.org/10.1152/ajpheart.00300.2020 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Analysis of molecular movement reveals latticelike obstructions to diffusion in heart muscle cellsIllaste, Ardo; Laasmaa, Martin; Peterson, Pearu; Vendelin, MarkoBiophysical journal2012 / p. 739-748 : ill https://www.sciencedirect.com/science/article/pii/S0006349512000859

Cardiac expression and location of hexokinase changes in a mouse model of pure creatine deficiencyBranovets, Jelena; Karro, Niina; Barsunova, Karina; Laasmaa, Martin; Lygate, Craig A.; Vendelin, Marko; Birkedal Nielsen, RikkeAmerican journal of physiology-heart and circulatory physiology2021 / p. H613−H629 https://doi.org/10.1152/ajpheart.00188.2020 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Cardiomyocytes from female compared to male mice have larger ryanodine receptor clusters and higher calcium spark frequencyLaasmaa, Martin; Branovets, Jelena; Stolova, Jekaterina; Shen, Xin; Rätsepso, Triinu; Balodis, Mihkel Jaan; Grahv, Cärolin; Hendrikson, Eliise; Louch, William Edward; Birkedal Nielsen, Rikke; Vendelin, MarkoThe journal of physiology2023 / p. 4033-4052 : ill https://doi.org/10.1113/JP284515

Compromised creatine kinase energy transfer leads to adaptations in cardiacexcitation-contraction coupling that are distinct from changes associated with heart failure : [manuscript]Branovets, Jelena; Kalda, Mari; Laasmaa, Martin; Stolova, Jekaterina; Shen, Xin; Balodis, Mihkel Jaan; Grahv, Cärolin; Hendrikson, Eliise; Louch, William Edward; Birkedal Nielsen, Rikke; Vendelin, Marko2022

Energy-efficiency of cardiomyocyte stimulation with rectangular pulsesLaasmaa, Martin; Lu, Pengfei; Veletic, Mladen; Louch, William Edward; Bergsland, Jacob; Balasingham, Ilangko; Vendelin, MarkoScientific reports2019 / art. 13307, p. 1−9 https://doi.org/10.1038/s41598-019-49791-w Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

IOCBIO Kinetics : an open-source software solution for analysis of data tracesVendelin, Marko; Laasmaa, Martin; Kalda, Mari; Branovets, Jelena; Karro, Niina; Barsunova, Karina; Birkedal Nielsen, RikkePLoS computational biology2020 / art. e1008475 https://doi.org/10.1371/journal.pcbi.1008475 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

IOCBIO Sparks detection and analysis softwareLaasmaa, Martin; Karro, Niina; Birkedal Nielsen, Rikke; Vendelin, MarkoPeerJ2019 / art. e6652, 28 p. : ill https://doi.org/10.7717/peerj.6652 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

IOCBIO Sparks detection and analysis softwareLaasmaa, Martin; Karro, Niina; Birkedal Nielsen, Rikke; Vendelin, MarkoBiophysical journal2019 / art. 1900-Pos ; p. 384a https://doi.org/10.1016/j.bpj.2018.11.2080

Live-cell photoactivated localization microscopy correlates nanoscale ryanodine receptor configuration to calcium sparks in cardiomyocytesHou, Yufeng; Laasmaa, Martin; Li, Jia; Shen, Xin; Manfra, Ornella; Nordén, Einar S.; Le, Christopher; Zhang, Lili; Sjaastad, Ivar; Jones, Peter P.; Soeller, Christian; Louch, William EdwardNature cardiovascular research2023 / p. 251-267 https://doi.org/10.1038/s44161-022-00199-2

Metabolic compartmentation in rainbow trout cardiomyocytes : coupling of hexokinase but not creatine kinase to mitochondrial respirationKarro, Niina; Sepp, Mervi; Jugai, Svetlana; Laasmaa, Martin; Vendelin, Marko; Birkedal Nielsen, RikkeJournal of comparative physiology B2017 / p. 103-116 : ill https://doi.org/10.1007/s00360-016-1025-x

Multi-nodal nano-actuator pacemaker for energy-efficient stimulation of cardiomyocytesLu, Pengfei; Veletic, Mladen; Laasmaa, Martin; Vendelin, MarkoNano Communication Networks2019 / art. 100270, 11 p. : ill https://doi.org/10.1016/j.nancom.2019.100270 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Number of open mitochondrial voltage-dependent anion channels and intracellular diffusion coefficient in heart muscleSimson, Päivo; Jepihhina, Natalja; Laasmaa, Martin; Branovets, Jelena; Peterson, Pearu; Birkedal Nielsen, Rikke; Vendelin, MarkoBiophysical journal2016 / p. 475a https://doi.org/10.1016/j.bpj.2015.11.2540

On the complexity of signal propagation in nerve fibresEngelbrecht, Jüri; Peets, Tanel; Tamm, Kert; Laasmaa, Martin; Vendelin, MarkoProceedings of the Estonian Academy of Sciences2018 / p. 28-38 : ill https://doi.org/10.3176/proc.2017.4.28 http://www.ester.ee/record=b2355998*est Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Ontogeny of cardiomyocytes : ultrastructure optimization to meet the demand for tight communication in excitation–contraction coupling and energy transferBirkedal Nielsen, Rikke; Laasmaa, Martin; Branovets, Jelena; Vendelin, MarkoPhilosophical Transactions of the Royal Society B : Biological Sciences2022 / art. 20210321 https://doi.org/10.1098/rstb.2021.0321 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Prolonged β-adrenergic stimulation disperses ryanodine receptor clusters incardiomyocytes and has implications for heart failureShen, Xin; Brink, J.W.van den; Bergan-Dahl, Anna; Kolstad, Terje R.; Norden, Einar S.; Hou, Yufeng; Laasmaa, Martin; Aguilar-Sanchez, Yuriana; Quick, Ann P.; Espe, Emil K. S.eLife2022 / art. e77725 https://doi.org/10.7554/eLife.77725

Respiration of permeabilized cardiomyocytes from mice: no sex differences, but substrate-dependent changes in the apparent ADP-affinityKarro, Niina; Laasmaa, Martin; Vendelin, Marko; Birkedal Nielsen, RikkeScientific reports2019 / art. 12592 https://doi.org/10.1038/s41598-019-48964-x Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Restricted ADP movement in cardiomyocytes : cytosolic diffusion obstacles are complemented with a small number of open mitochondrial voltage-dependent anion channelsSimson, Päivo; Jepihhina, Natalja; Laasmaa, Martin; Peterson, Pearu; Birkedal Nielsen, Rikke; Vendelin, MarkoJournal of molecular and cellular cardiology2016 / p. 197-203 : ill https://doi.org/10.1016/j.yjmcc.2016.04.012

Revealing aspects of cardiac function from fluorescence and electrophysiological recordings = Südametalituse uuringud fluorestsentsi ja elektrofüsioloogiliste mõõtmiste abilLaasmaa, Martin2016 http://www.ester.ee/record=b4632325*est https://digikogu.taltech.ee/et/Item/5e9f5bd2-8295-4f7e-8f6d-65d0b8002a74

Revealing calcium fluxes by analyzing inhibition dynamics in action potential clampLaasmaa, Martin; Birkedal Nielsen, Rikke; Vendelin, MarkoJournal of molecular and cellular cardiology2016 / p. 93-108 : ill http://dx.doi.org/10.1016/j.yjmcc.2016.08.015

Using action potential clamp data to determine the calcium fluxes and contributions in excitation-contraction coupling in vivo in cardiomyocytesLaasmaa, Martin; Vendelin, Marko; Birkedal Nielsen, RikkeBiophysical journal2016 / p. 100a-101a http://dx.doi.org/10.1016/j.bpj.2015.11.600

Uued inimesed ja positsioonidKoppel, Indrek; Mazina-Šinkar, Jekaterina; Soe, Ralf-Martin; Ošeka, Maksim; Kritševskaja, Marina; Reidolf, Merli; Laasmaa, Martin; Puura, Erik; Läänelaid, Mihkel; Hadzihasanovic, AmarMente et Manu2023 / lk. 51-55 : fot https://www.ester.ee/record=b1242496*est