Julien Ochala

Julien Ochala

Associate Professor - Promotion Programme

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    ORCID: 0000-0002-6358-2920

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    1. Published

      NEB mutations disrupt the super-relaxed state of myosin and remodel the muscle metabolic proteome in nemaline myopathy

      Ranu, N., Laitila, J., Dugdale, H. F., Mariano, J., Kolb, J. S., Wallgren-Pettersson, C., Witting, N., Vissing, J., Vilchez, J. J., Fiorillo, C., Zanoteli, E., Auranen, M., Jokela, M., Tasca, G., Claeys, K. G., Voermans, N. C., Palmio, J., Huovinen, S., Moggio, M., Beck, T. N. & 3 others, Kontrogianni-Konstantopoulos, A., Granzier, H. & Ochala, Julien, 2022, In: Acta Neuropathologica Communications. 10, 185.

      Research output: Contribution to journal › Journal article › Research › peer-review

    2. Published

      A Laing distal myopathy-associated proline substitution in the β-myosin rod perturbs myosin cross-bridging activity

      Buvoli, M., Wilson, G. C., Buvoli, A., Gugel, J. F., Hau, A., Bönnemann, C. G., Paradas, C., Ryba, D. M., Woulfe, K. C., Walker, L. A., Buvoli, T., Ochala, Julien & Leinwand, L. A., 2024, In: The Journal of Clinical Investigation. 134, 9, 16 p., :e172599.

      Research output: Contribution to journal › Journal article › Research › peer-review

    3. Published

      A myopathy-linked tropomyosin mutation severely alters thin filament conformational changes during activation

      Ochala, Julien, Iwamoto, H., Larsson, L. & Yagi, N., 25 May 2010, In: Proceedings of the National Academy of Sciences of the United States of America. 107, 21, p. 9807-12 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    4. Published

      A myopathy-related actin mutation increases contractile function

      Lindqvist, J., Pénisson-Besnier, I., Iwamoto, H., Li, M., Yagi, N. & Ochala, Julien, May 2012, In: Acta Neuropathologica. 123, 5, p. 739-746 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    5. Published

      A rational approach to selective targeting of skeletal myosin

      Katarina Antonovic, A., Ochala, Julien & Fornili, A., 2023, In: Biophysical Journal. 122, 3S1, p. 117a

      Research output: Contribution to journal › Journal article › Research › peer-review

    6. Aberrant post-translational modifications compromise human myosin motor function in old age

      Li, M., Ogilvie, H., Ochala, Julien, Artemenko, K., Iwamoto, H., Yagi, N., Bergquist, J. & Larsson, L., Apr 2015, In: Aging Cell. 14, 2, p. 228-35 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    7. Published

      Abnormal myosin post-translational modifications and ATP turnover time associated with human congenital myopathy-related RYR1 mutations

      Sonne, A., Antonovic, A. K., Thomsen, Elise Julie Melhedegaard, Akter, F., Andersen, J. L., Jungbluth, H., Witting, N., Vissing, John, Zanoteli, E., Fornili, A. & Ochala, Julien, 2023, In: Acta Physiologica. 239, 2, 14 p., e14035.

      Research output: Contribution to journal › Journal article › Research › peer-review

    8. Published

      Activation of eIF4E-binding-protein-1 rescues mTORC1-induced sarcopenia by expanding lysosomal degradation capacity

      Crombie, E. M., Kim, S., Adamson, S., Dong, H., Lu, T. C., Wu, Y., Wu, Y., Levy, Y., Stimple, N., Lam, W. M. R., Hey, H. W. D., Withers, D. J., Hsu, A. L., Bay, B. H., Ochala, Julien & Tsai, S. Y., 2023, In: Journal of Cachexia, Sarcopenia and Muscle. 14, p. 198–213

      Research output: Contribution to journal › Journal article › Research › peer-review

    9. Published

      Binding pocket dynamics along the recovery stroke of human β-cardiac myosin

      Akter, F., Ochala, Julien & Fornili, A., 2023, In: PLOS Computational Biology. 19, 5, 14 p., e1011099.

      Research output: Contribution to journal › Journal article › Research › peer-review

    10. Published

      Ca2+ sensitizers: An emerging class of agents for counterbalancing weakness in skeletal muscle diseases?

      Ochala, Julien, Feb 2010, In: Neuromuscular Disorders. 20, 2, p. 98-101 4 p.

      Research output: Contribution to journal › Review › Research › peer-review

    11. Published

      CaMKK2 is not involved in contraction-stimulated AMPK activation and glucose uptake in skeletal muscle

      Negoita, F., Addinsall, A. B., Hellberg, K., Bringas, C. F., Hafen, P. S., Sermersheim, T. J., Agerholm, M., Lewis, C. T. A., Ahwazi, D., Ling, N. X. Y., Larsen, J. K., Deshmukh, A. S., Hossain, M. A., Oakhill, J. S., Ochala, J., Brault, J. J., Sankar, U., Drewry, D. H., Scott, J. W., Witczak, C. A. & 1 others, Sakamoto, Kei, 2023, In: Molecular Metabolism. 75, 14 p., 101761.

      Research output: Contribution to journal › Journal article › Research › peer-review

    12. Published

      Can we talk about myoblast fusion?

      Dugdale, H. F. & Ochala, Julien, 2021, In: American Journal of Physiology - Cell Physiology. 321, 3, p. C504-C506

      Research output: Contribution to journal › Review › Research › peer-review

    13. Candidate gene expression and coding sequence variants in Warmblood horses with myofibrillar myopathy

      Williams, Z. J., Velez-Irizarry, D., Petersen, J. L., Ochala, Julien, Finno, C. J. & Valberg, S. J., 2020, (Accepted/In press) In: Equine Veterinary Journal.

      Research output: Contribution to journal › Journal article › Research › peer-review

    14. Published

      Changes in mechanical properties of human plantar flexor muscles in ageing

      Ochala, Julien, Lambertz, D., Pousson, M., Goubel, F. & Van Hoecke, J., Mar 2004, In: Experimental Gerontology. 39, 3, p. 349-358 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    15. Published

      Changes in muscle and joint elasticity following long-term strength training in old age

      Ochala, Julien, Lambertz, D., Hoecke, J. & Pousson, M., Jul 2007, In: European Journal of Applied Physiology. 100, 5, p. 491-498 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    16. Published

      Comparative study of binding pocket structure and dynamics in cardiac and skeletal myosin

      Antonovic, A. K., Ochala, Julien & Fornili, A., 2023, In: Biophysical Journal. 122, 1, p. 54-62

      Research output: Contribution to journal › Journal article › Research › peer-review

    17. Congenital myopathies: disorders of excitation-contraction coupling and muscle contraction

      Jungbluth, H., Treves, S., Zorzato, F., Sarkozy, A., Ochala, Julien, Sewry, C., Phadke, R., Gautel, M. & Muntoni, F., Mar 2018, In: Nature Reviews. Neurology. 14, 3, p. 151-167 17 p.

      Research output: Contribution to journal › Review › Research › peer-review

    18. Published

      Congenital myopathy-causing tropomyosin mutations induce thin filament dysfunction via distinct physiological mechanisms

      Ochala, Julien, Gokhin, D. S., Pénisson-Besnier, I., Quijano-Roy, S., Monnier, N., Lunardi, J., Romero, N. B. & Fowler, V. M., Oct 2012, In: Human Molecular Genetics. 21, 20, p. 4473-4485 13 p., dds289.

      Research output: Contribution to journal › Journal article › Research › peer-review

    19. Published

      Correction: Impaired adaptive response to mechanical overloading in dystrophic skeletal muscle (PLoS ONE)

      Joanne, P., Hourdé, C., Ochala, Julien, Caudéran, Y., Medja, F., Vignaud, A., Mouisel, E., Hadj-Said, W., Arandel, L., Garcia, L., Goyenvalle, A., Mounier, R., Zibroba, D., Sakamato, K., Butler-Browne, G., Agbulut, O. & Ferry, A., 27 Jun 2013, In: PLoS ONE. 8, 6

      Research output: Contribution to journal › Comment/debate › Research › peer-review

    20. Current and future therapeutic approaches to the congenital myopathies

      Jungbluth, H., Ochala, Julien, Treves, S. & Gautel, M., Apr 2017, In: Seminars in Cell and Developmental Biology. 64, p. 191-200 10 p.

      Research output: Contribution to journal › Review › Research › peer-review

    21. Published

      Defective regulation of contractile function in muscle fibres carrying an E41K β-tropomyosin mutation

      Ochala, Julien, Li, M., Ohlsson, M., Oldfors, A. & Larsson, L., 15 Jun 2008, In: Journal of Physiology. 586, 12, p. 2993-3004 12 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    22. Defining the contribution of skeletal muscle pyruvate dehydrogenase α1 to exercise performance and insulin action

      Svensson, K., Dent, J. R., Tahvilian, S., Martins, V. F., Sathe, A., Ochala, Julien, Patel, M. S. & Schenk, S., Nov 2018, In: American Journal of Physiology - Endocrinology and Metabolism. 315, 5, p. E1034-E1045

      Research output: Contribution to journal › Journal article › Research › peer-review

    23. Published

      Diaphragm muscle weakness in an experimental porcine intensive care unit model

      Ochala, Julien, Renaud, G., Diez, M. L., Banduseela, V. C., Aare, S., Ahlbeck, K., Radell, P. J., Eriksson, L. I. & Larsson, L., 2011, In: PLoS ONE. 6, 6, e20558.

      Research output: Contribution to journal › Journal article › Research › peer-review

    24. Published

      Disrupted myosin cross-bridge cycling kinetics triggers muscle weakness in nebulin-related myopathy

      Ochala, Julien, Lehtokari, V. L., Iwamoto, H., Li, M., Feng, H. Z., Jin, J. P., Yagi, N., Wallgren-Pettersson, C., Pénisson-Besnier, I. & Larsson, L., Jun 2011, In: FASEB Journal. 25, 6, p. 1903-1913 11 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    25. Published

      Distinct underlying mechanisms of limb and respiratory muscle fiber weaknesses in nemaline myopathy

      Lindqvist, J., Cheng, A. J., Renaud, G., Hardeman, E. C. & Ochala, Julien, Jun 2013, In: Journal of Neuropathology and Experimental Neurology. 72, 6, p. 472-481 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    26. Published

      Dystrophin restoration therapy improves both the reduced excitability and the force drop induced by lengthening contractions in dystrophic mdx skeletal muscle

      Roy, P., Rau, F., Ochala, Julien, Messéant, J., Fraysse, B., Lainé, J., Agbulut, O., Butler-Browne, G., Furling, D. & Ferry, A., 20 Jul 2016, In: Skeletal Muscle. 6, 1, 23.

      Research output: Contribution to journal › Journal article › Research › peer-review

    27. Published

      EMD 57033 partially reverses ventilator-induced diaphragm muscle fibre calcium desensitisation

      Ochala, Julien, Radell, P. J., Eriksson, L. I. & Larsson, L., Feb 2010, In: Pflugers Archiv European Journal of Physiology. 459, 3, p. 475-483 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    28. Published

      Early clinical and pre-clinical therapy development in Nemaline myopathy

      Fisher, G., Mackels, L., Markati, T., Sarkozy, A., Ochala, Julien, Jungbluth, H., Ramdas, S. & Servais, L., 28 Dec 2022, In: Expert Opinion On Therapeutic Targets. 26, 10, p. 853–867

      Research output: Contribution to journal › Review › Research › peer-review

    29. Effect of PGC1-beta ablation on myonuclear organisation

      Beedour, R., Ross, J. A., Levy, Y. & Ochala, Julien, 1 Dec 2019, In: Journal of Muscle Research and Cell Motility. 40, 3-4, p. 335-341 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    30. Published

      Effect of strength training on musculotendinous stiffness in elderly individuals

      Ochala, Julien, Lambertz, D., Van Hoecke, J. & Pousson, M., May 2005, In: European Journal of Applied Physiology. 94, 1-2, p. 126-133 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    31. Published

      Effects of a R133W β-tropomyosin mutation on regulation of muscle contraction in single human muscle fibres

      Ochala, Julien, Li, M., Tajsharghi, H., Kimber, E., Tulinius, M., Oldfors, A. & Larsson, L., 1 Jun 2007, In: Journal of Physiology. 581, 3, p. 1283-1292 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    32. Published

      Effects of a preferential myosin loss on Ca2+ activation of force generation in single human skeletal muscle fibres

      Ochala, Julien & Larsson, L., Apr 2008, In: Experimental Physiology. 93, 4, p. 486-495 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    33. Exploring the Role of PGC-1α in Defining Nuclear Organisation in Skeletal Muscle Fibres

      Ross, J. A., Pearson, A., Levy, Y., Cardel, B., Handschin, C. & Ochala, Julien, 1 Jun 2017, In: Journal of Cellular Physiology. 232, 6, p. 1270-1274 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    34. Published

      Factors underlying the early limb muscle weakness in acute quadriplegic myopathy using an experimental ICU porcine model

      Ochala, Julien, Ahlbeck, K., Radell, P. J., Eriksson, L. I. & Larsson, L., 2011, In: PLoS ONE. 6, 6, e20876.

      Research output: Contribution to journal › Journal article › Research › peer-review

    35. Published

      Fine-regulation of myosin relaxed states in vertebrate muscle

      Thomsen, Elise Julie Melhedegaard, Sonne, A., Bertelsen, Mads Frost, Vermeulen, E., Ganswindt, A., Wang, T. & Ochala, Julien, 2022, In: FASEB journal : official publication of the Federation of American Societies for Experimental Biology. 36

      Research output: Contribution to journal › Journal article › Research › peer-review

    36. Published

      Gender differences in human muscle and joint mechanical properties during plantar flexion in old age

      Ochala, Julien, Valour, D., Pousson, M., Lambertz, D. & Van Hoecke, J., May 2004, In: Journals of Gerontology - Series A Biological Sciences and Medical Sciences. 59, 5, p. 441-448 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    37. Published

      Gene expression and muscle fiber function in a porcine ICU model

      Banduseela, V. C., Ochala, Julien, Chen, Y. W., Göransson, H., Norman, H., Radell, P., Eriksson, L. I., Hoffman, E. P. & Larsson, L., Nov 2009, In: Physiological Genomics. 39, 3, p. 141-159 19 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    38. Published

      Human skeletal myopathy myosin mutations disrupt myosin head sequestration

      Carrington, G., Hau, A., Kosta, S., Dugdale, H. F., Muntoni, F., D’Amico, A., Van den Bergh, P., Romero, N. B., Malfatti, E., Vilchez, J. J., Oldfors, A., Pajusalu, S., Õunap, K., Giralt-Pujol, M., Zanoteli, E., Campbell, K. S., Iwamoto, H., Peckham, M. & Ochala, Julien, 2023, In: JCI insight. 8, 21, p. 1-19 e172322.

      Research output: Contribution to journal › Journal article › Research › peer-review

    39. Published

      Impairments in contractility and cytoskeletal organisation cause nuclear defects in nemaline myopathy

      Ross, J. A., Levy, Y., Ripolone, M., Kolb, J. S., Turmaine, M., Holt, M., Lindqvist, J., Claeys, K. G., Weis, J., Monforte, M., Tasca, G., Moggio, M., Figeac, N., Zammit, P. S., Jungbluth, H., Fiorillo, C., Vissing, J., Witting, N., Granzier, H., Zanoteli, E. & 3 others, Hardeman, E. C., Wallgren-Pettersson, C. & Ochala, Julien, 2019, In: Acta Neuropathologica. 138, 3, p. 477-495 19 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    40. Published

      Maintenance of muscle mass, fiber size, and contractile function in mice lacking the Z-disc protein myotilin

      Ochala, Julien, Carpn, O. & Larsson, L., 2009, In: Upsala Journal of Medical Sciences. 114, 4, p. 235-241 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    41. Published

      Mechanisms underlying the sparing of masticatory versus limb muscle function in an experimental critical illness model

      Aare, S., Ochala, Julien, Norman, H. S., Radell, P., Eriksson, L. I., Göransson, H., Chen, Y. W., Hoffman, E. P. & Larsson, L., Dec 2011, In: Physiological Genomics. 43, 24, p. 1334-1350 17 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    42. Published

      Methodological considerations in measuring specific force in human single skinned muscle fibres

      Kalakoutis, M., Di Giulio, I., Douiri, A., Ochala, Julien, Harridge, S. D. R. & Woledge, R. C., 2021, In: Acta Physiologica. 233, 3, p. 1-18 e13719.

      Research output: Contribution to journal › Review › Research › peer-review

    43. Modulating myosin restores muscle function in a mouse model of nemaline myopathy

      Lindqvist, J., Levy, Y., Pati-Alam, A., Hardeman, E. C., Gregorevic, P. & Ochala, Julien, 1 May 2016, In: Annals of Neurology. 79, 5, p. 717-725 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    44. Molecular consequences of the myopathy-related D286G mutation on actin function

      Fan, J., Chan, C., McNamara, E. L., Nowak, K. J., Iwamoto, H. & Ochala, Julien, 1 Dec 2018, In: Frontiers in Physiology. 9, 1756.

      Research output: Contribution to journal › Journal article › Research › peer-review

    45. E-pub ahead of print

      Muscle fibre size and myonuclear positioning in trained and aged humans

      Battey, E., Levy, Y., Pollock, R. D., Pugh, J. N., Close, G. L., Kalakoutis, M., Lazarus, N. R., Harridge, S. D. R., Ochala, Julien & Stroud, M. J., 2024, (E-pub ahead of print) In: Experimental Physiology.

      Research output: Contribution to journal › Journal article › Research › peer-review

    46. Published

      Muscle paralysis and myosin loss in a patient with cancer cachexia

      Banduseela, V., Ochala, Julien, Lamberg, K., Kalimo, H. & Larsson, L., Dec 2007, In: Acta Myologica. 26, 3, p. 136-144 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    47. Published

      Myofibre hyper-contractility in horses expressing the myosin heavy chain myopathy mutation, myh1e321g

      Ochala, Julien, Finno, C. J. & Valberg, S. J., 2021, In: Cells. 10, 12, 3428.

      Research output: Contribution to journal › Journal article › Research › peer-review

    48. Published

      Myofibrillar myopathy caused by a mutation in the motor domain of mouse MyHC IIb

      Kurapati, R., McKenna, C., Lindqvist, J., Williams, D., Simon, M., LeProust, E., Baker, J., Cheeseman, M., Carroll, N., Denny, P., Laval, S., Lochmüller, H., Ochala, Julien & Blanco, G., Apr 2012, In: Human Molecular Genetics. 21, 8, p. 1706-1724 19 p., ddr605.

      Research output: Contribution to journal › Journal article › Research › peer-review

    49. Published

      Myofilament lattice structure in presence of a skeletal myopathy-related tropomyosin mutation

      Ochala, Julien & Iwamoto, H., Aug 2013, In: Journal of Muscle Research and Cell Motility. 34, 3-4, p. 171-175 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    50. E-pub ahead of print

      Myonuclear alterations associated with exercise are independent of age in humans

      Battey, E., Ross, J. A., Hoang, A., Wilson, D. G. S., Han, Y., Levy, Y., Pollock, R. D., Kalakoutis, M., Pugh, J. N., Close, G. L., Ellison-Hughes, G. M., Lazarus, N. R., Iskratsch, T., Harridge, S. D. R., Ochala, Julien & Stroud, M. J., 2024, (E-pub ahead of print) In: Journal of Physiology.

      Research output: Contribution to journal › Journal article › Research › peer-review

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