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The inhibitory subunit of cardiac troponin (cTnI) is modified by arginine methylation in the human heart (2019)
Journal Article
Onwuli, D. O., Samuel, S., Sfyri, P., Welham, K., Goddard, M., Abu-Omar, Y., …Beltran-Alvarez, P. (2019). The inhibitory subunit of cardiac troponin (cTnI) is modified by arginine methylation in the human heart. International journal of cardiology, 282, 76-80. https://doi.org/10.1016/j.ijcard.2019.01.102

Background The inhibitory subunit of cardiac troponin (cTnI) is a gold standard cardiac biomarker and also an essential protein in cardiomyocyte excitation-contraction coupling. The interactions of cTnI with other proteins are fine-tuned by post-tra... Read More about The inhibitory subunit of cardiac troponin (cTnI) is modified by arginine methylation in the human heart.

Mechanisms underpinning the permanent muscle damage induced by snake venom metalloprotease (2019)
Journal Article
Williams, H. F., Mellows, B. A., Mitchell, R., Sfyri, P., Layfield, H. J., Salamah, M., …Vaiyapuri, S. (2019). Mechanisms underpinning the permanent muscle damage induced by snake venom metalloprotease. PLoS Neglected Tropical Diseases, 13(1), Article e0007041. https://doi.org/10.1371/journal.pntd.0007041

Snakebite is a major neglected tropical health issue that affects over 5 million people worldwide resulting in around 1.8 million envenomations and 100,000 deaths each year. Snakebite envenomation also causes innumerable morbidities specifically loss... Read More about Mechanisms underpinning the permanent muscle damage induced by snake venom metalloprotease.

Platelet releasate promotes skeletal myogenesis by increasing muscle stem cell commitment to differentiation and accelerates muscle regeneration following acute injury (2018)
Journal Article
Scully, D., Sfyri, P., Verpoorten, S., Papadopoulos, P., Muñoz-Turrillas, M. C., Mitchell, R., …Matsakas, A. (2019). Platelet releasate promotes skeletal myogenesis by increasing muscle stem cell commitment to differentiation and accelerates muscle regeneration following acute injury. Acta Physiologica, 225(3), Article e13207. https://doi.org/10.1111/apha.13207

Aim The use of platelets as biomaterials has gained intense research interest. However, the mechanisms regarding platelet‐mediated skeletal myogenesis remain to be established. The aim of this study was to determine the role of platelet releasate in... Read More about Platelet releasate promotes skeletal myogenesis by increasing muscle stem cell commitment to differentiation and accelerates muscle regeneration following acute injury.

Attenuation of oxidative stress-induced lesions in skeletal muscle in a mouse model of obesity-independent hyperlipidaemia and atherosclerosis through the inhibition of Nox2 activity (2018)
Journal Article
Sfyri, P. P., Yuldasheva, N. Y., Tzimou, A., Giallourou, N., Crispi, V., Aburima, A., …Matsakas, A. (2018). Attenuation of oxidative stress-induced lesions in skeletal muscle in a mouse model of obesity-independent hyperlipidaemia and atherosclerosis through the inhibition of Nox2 activity. Free radical biology & medicine, 129, 504-519. https://doi.org/10.1016/j.freeradbiomed.2018.10.422

Obesity leading to hyperlipidaemia and atherosclerosis is recognised to induce morphological and metabolic changes in many tissues. However, hyperlipidaemia can occur in the absence of obesity. The impact of the latter scenario on skeletal muscle and... Read More about Attenuation of oxidative stress-induced lesions in skeletal muscle in a mouse model of obesity-independent hyperlipidaemia and atherosclerosis through the inhibition of Nox2 activity.

Attenuation of autophagy impacts on muscle fibre development, starvation induced stress and fibre regeneration following acute injury (2018)
Journal Article
Paolini, A., Omairi, S., Mitchell, R., Vaughan, D., Matsakas, A., Vaiyapuri, S., …Patel, K. (in press). Attenuation of autophagy impacts on muscle fibre development, starvation induced stress and fibre regeneration following acute injury. Scientific reports, 8(1), Article 9062. https://doi.org/10.1038/s41598-018-27429-7

Autophagy has been implicated as a major factor in the development of a number of diseases of skeletal muscle. However, its role in skeletal muscle homeostasis is still evolving. We examined skeletal muscle architecture in a mouse model, Atg16L1, whe... Read More about Attenuation of autophagy impacts on muscle fibre development, starvation induced stress and fibre regeneration following acute injury.

Platelet biology in regenerative medicine of skeletal muscle (2018)
Journal Article
Scully, D., Naseem, K. M., & Matsakas, A. (2018). Platelet biology in regenerative medicine of skeletal muscle. Acta Physiologica, 223(3), Article e13071. https://doi.org/10.1111/apha.13071

Platelet‐based applications such as platelet‐rich plasma (PRP) and platelet releasate have gained unprecedented attention in regenerative medicine across a variety of tissues as of late. The rationale behind utilizing PRP originates in the delivery o... Read More about Platelet biology in regenerative medicine of skeletal muscle.

Duchenne muscular dystrophy: genome editing gives new hope for treatment (2018)
Journal Article
Crispi, V., & Matsakas, A. (2018). Duchenne muscular dystrophy: genome editing gives new hope for treatment. Postgraduate Medical Journal, 94(1111), 296-304. https://doi.org/10.1136/postgradmedj-2017-135377

© Article author(s) (or their employer(s) unless otherwise stated in the text of the article) 2018. All rights reserved. No commercial use is permitted unless otherwise expressly granted. Duchenne muscular dystrophy (DMD) is a progressive wasting dis... Read More about Duchenne muscular dystrophy: genome editing gives new hope for treatment.

Crossroads between peripheral atherosclerosis, western-type diet and skeletal muscle pathophysiology: emphasis on apolipoprotein E deficiency and peripheral arterial disease (2017)
Journal Article
Sfyri, P., & Matsakas, A. (2017). Crossroads between peripheral atherosclerosis, western-type diet and skeletal muscle pathophysiology: emphasis on apolipoprotein E deficiency and peripheral arterial disease. Journal of Biomedical Science, 24(1), Article ARTN 42. https://doi.org/10.1186/s12929-017-0346-8

Atherosclerosis is a chronic inflammatory process that, in the presence of hyperlipidaemia, promotes the formation of atheromatous plaques in large vessels of the cardiovascular system. It also affects peripheral arteries with major implications for... Read More about Crossroads between peripheral atherosclerosis, western-type diet and skeletal muscle pathophysiology: emphasis on apolipoprotein E deficiency and peripheral arterial disease.

The effect of caloric restriction on the forelimb skeletal muscle fibers of the hypertrophic myostatin null mice (2017)
Journal Article
Elashry, M. I., Matsakas, A., Wenisch, S., Arnhold, S., & Patel, K. (2017). The effect of caloric restriction on the forelimb skeletal muscle fibers of the hypertrophic myostatin null mice. Acta Histochemica, 119(5), 582-591. https://doi.org/10.1016/j.acthis.2017.06.002

Skeletal muscle mass loss has a broad impact on body performance and physical activity. Muscle wasting occurs due to genetic mutation as in muscular dystrophy, age-related muscle loss (sarcopenia) as well as in chronic wasting disorders as in cancer... Read More about The effect of caloric restriction on the forelimb skeletal muscle fibers of the hypertrophic myostatin null mice.

Enhanced exercise and regenerative capacity in a mouse model that violates size constraints of oxidative muscle fibres (2016)
Journal Article
Omairi, S., Matsakas, A., Degens, H., Kretz, O., Hansson, K. A., Solbrå, A. V., …Patel, K. (2016). Enhanced exercise and regenerative capacity in a mouse model that violates size constraints of oxidative muscle fibres. eLife, 5(AUGUST), Article 16940. https://doi.org/10.7554/elife.16940

A central tenet of skeletal muscle biology is the existence of an inverse relationship between the oxidative fibre capacity and its size. However, robustness of this relationship is unknown. We show that superimposition of Estrogen-related receptor g... Read More about Enhanced exercise and regenerative capacity in a mouse model that violates size constraints of oxidative muscle fibres.

Investigating mechanisms underpinning the detrimental impact of a high-fat diet in the developing and adult hypermuscular myostatin null mouse (2015)
Journal Article
Matsakas, A., Prosdocimo, D. A., Mitchell, R., Collins-Hooper, H., Giallourou, N., Swann, J. R., …Patel, K. (2015). Investigating mechanisms underpinning the detrimental impact of a high-fat diet in the developing and adult hypermuscular myostatin null mouse. Skeletal muscle, 5(1), Article 38. https://doi.org/10.1186/s13395-015-0063-5

© 2015 Matsakas et al. Background: Obese adults are prone to develop metabolic and cardiovascular diseases. Furthermore, over-weight expectant mothers give birth to large babies who also have increased likelihood of developing metabolic and cardiovas... Read More about Investigating mechanisms underpinning the detrimental impact of a high-fat diet in the developing and adult hypermuscular myostatin null mouse.

Symmorphosis through dietary regulation: A combinatorial role for proteolysis, autophagy and protein synthesis in normalising muscle metabolism and function of hypertrophic mice after acute starvation (2015)
Journal Article
Collins-Hooper, H., Sartori, R., Giallourou, N., Matsakas, A., Mitchell, R., Mararenkova, H., …Patel, K. (2015). Symmorphosis through dietary regulation: A combinatorial role for proteolysis, autophagy and protein synthesis in normalising muscle metabolism and function of hypertrophic mice after acute starvation. PLoS ONE, 10(3), e0120524. https://doi.org/10.1371/journal.pone.0120524

Animals are imbued with adaptive mechanisms spanning from the tissue/organ to the cellular scale which insure that processes of homeostasis are preserved in the landscape of size change. However we and others have postulated that the degree of adapta... Read More about Symmorphosis through dietary regulation: A combinatorial role for proteolysis, autophagy and protein synthesis in normalising muscle metabolism and function of hypertrophic mice after acute starvation.

PGC1β activates an antiangiogenic program to repress neoangiogenesis in muscle ischemia (2014)
Journal Article
Yadav, V., Matsakas, A., Lorca, S., & Narkar, V. A. (2014). PGC1β activates an antiangiogenic program to repress neoangiogenesis in muscle ischemia. Cell reports, 8(3), 783-797. https://doi.org/10.1016/j.celrep.2014.06.040

Revascularization of ischemic skeletalmuscle is governed by a balance between pro- and antiangiogenic factors in multiple cell types but particularly in myocytes and endothelial cells. Whereas the regulators of proangiogenic factors are well defined... Read More about PGC1β activates an antiangiogenic program to repress neoangiogenesis in muscle ischemia.

Propeptide-mediated inhibition of myostatin increases muscle mass through inhibiting proteolytic pathways in aged mice (2014)
Journal Article
Collins-Hooper, H., Sartori, R., Macharia, R., Visanuvimol, K., Foster, K., Matsakas, A., …Patel, K. (2014). Propeptide-mediated inhibition of myostatin increases muscle mass through inhibiting proteolytic pathways in aged mice. The journals of gerontology. Series A, Biological sciences and medical sciences, 69(9), 1049-1059. https://doi.org/10.1093/gerona/glt170

Mammalian aging is accompanied by a progressive loss of skeletal muscle, a process called sarcopenia. Myostatin, a secreted member of the transforming growth factor-β family of signaling molecules, has been shown to be a potent inhibitor of muscle gr... Read More about Propeptide-mediated inhibition of myostatin increases muscle mass through inhibiting proteolytic pathways in aged mice.

Muscle ERRγ mitigates Duchenne muscular dystrophy via metabolic and angiogenic reprogramming (2013)
Journal Article
Matsakas, A., Yadav, V., Lorca, S., & Narkar, V. (2013). Muscle ERRγ mitigates Duchenne muscular dystrophy via metabolic and angiogenic reprogramming. FASEB Journal, 27(10), 4004-4016. https://doi.org/10.1096/fj.13-228296

Treatment of Duchenne muscular dystrophy (DMD) by replacing mutant dystrophin or restoring dystrophin-associated glycoprotein complex (DAG) has been clinically challenging. Instead, identifying and targeting muscle pathways deregulated in DMD will pr... Read More about Muscle ERRγ mitigates Duchenne muscular dystrophy via metabolic and angiogenic reprogramming.

Food restriction reverses the hyper-muscular phenotype and force generation capacity deficit of the myostatin null mouse (2012)
Journal Article
Matsakas, A., Romanello, V., Sartori, R., Masiero, E., Macharia, R., Otto, A., …Patel, K. (2013). Food restriction reverses the hyper-muscular phenotype and force generation capacity deficit of the myostatin null mouse. International journal of sports medicine, 34(3), 223-231. https://doi.org/10.1055/s-0032-1312605

Food restriction has a great impact on skeletal muscle mass by inducing muscle protein breakdown to provide substrates for energy production through gluconeogenesis. Genetic models of hyper-muscularity interfere with the normal balance between protei... Read More about Food restriction reverses the hyper-muscular phenotype and force generation capacity deficit of the myostatin null mouse.

Revascularization of ischemic skeletal muscle by estrogen-related receptor-gamma (2012)
Journal Article
Matsakas, A., Yadav, V., Lorca, S., Evans, R., & Narkar, V. (2012). Revascularization of ischemic skeletal muscle by estrogen-related receptor-gamma. Circulation Research, 110(8), 1087-1096. https://doi.org/10.1161/CIRCRESAHA.112.266478

RATIONALE Oxidative myofibers in the skeletal muscles express high levels of angiogenic factors, have dense vasculature, and promptly revascularize during ischemia. Estrogen-related receptor-gamma (ERRγ) activates genes that govern metabolic and vasc... Read More about Revascularization of ischemic skeletal muscle by estrogen-related receptor-gamma.

Exercise training attenuates the hypermuscular phenotype and restores skeletal muscle function in the myostatin null mouse (2011)
Journal Article
Matsakas, A., Macharia, R., Otto, A., Elashry, M. I., Mouisel, E., Romanello, V., …Patel, K. (2012). Exercise training attenuates the hypermuscular phenotype and restores skeletal muscle function in the myostatin null mouse. Experimental Physiology, 97(1), 125-140. https://doi.org/10.1113/expphysiol.2011.063008

Myostatin regulates both muscle mass and muscle metabolism. The myostatin null (MSTN -/- ) mouse has a hypermuscular phenotype owing to both hypertrophy and hyperplasia of the myofibres. The enlarged muscles display a reliance on glycolysis for ener... Read More about Exercise training attenuates the hypermuscular phenotype and restores skeletal muscle function in the myostatin null mouse.

Altered Primary and Secondary Myogenesis in the Myostatin-Null Mouse (2010)
Journal Article
Matsakas, A., Otto, A., Elashry, M. I., Brown, S. C., & Patel, K. (2010). Altered Primary and Secondary Myogenesis in the Myostatin-Null Mouse. Rejuvenation Research, 13(6), 717-727. https://doi.org/10.1089/rej.2010.1065

Skeletal muscle fiber generation occurs principally in two myogenic phases: (1) Primary (embryonic) myogenesis when myoblasts proliferate and fuse to form primary myotubes and (2) secondary (fetal) myogenesis when successive waves of myoblasts fuse a... Read More about Altered Primary and Secondary Myogenesis in the Myostatin-Null Mouse.