{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,10]],"date-time":"2026-01-10T09:55:21Z","timestamp":1768038921214,"version":"3.49.0"},"reference-count":27,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2020,6,5]],"date-time":"2020-06-05T00:00:00Z","timestamp":1591315200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100006312","name":"South African Agency for Science and Technology Advancement","doi-asserted-by":"publisher","award":["81837"],"award-info":[{"award-number":["81837"]}],"id":[{"id":"10.13039\/501100006312","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100004513","name":"Harry Crossley Foundation","doi-asserted-by":"publisher","award":["SU\u2010PT\u201015\/09\u2010000090"],"award-info":[{"award-number":["SU\u2010PT\u201015\/09\u2010000090"]}],"id":[{"id":"10.13039\/501100004513","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Muscle and Nerve"],"published-print":{"date-parts":[[2020,8]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Introduction<\/jats:title><jats:p>The mechanism by which weakness develops in idiopathic inflammatory myopathies (IIMs) is still unclear. In this study we investigated the maximum force of single muscle fibers from patients with IIMs.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Permeabilized single muscle fibers from patients with IIMs and healthy controls were subjected to contractility measurements. Maximum force and specific force production (maximum force normalized to fiber size) and fiber type were determined for each isolated fiber.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>A total of 178 fibers were studied from five patients with IIMs and 95 fibers from four controls. Specific force production was significantly lower in the IIM group for all fiber types.<\/jats:p><\/jats:sec><jats:sec><jats:title>Discussion<\/jats:title><jats:p>The findings from this exploratory study suggest that weakness in IIMs may, in part, be caused by dysfunction of the contractile apparatus. These findings provide a basis for further studies into the mechanisms underlying weakness in IIMs.<\/jats:p><\/jats:sec>","DOI":"10.1002\/mus.26904","type":"journal-article","created":{"date-parts":[[2020,5,5]],"date-time":"2020-05-05T08:45:54Z","timestamp":1588668354000},"page":"284-288","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["An exploratory study of contractile force production in muscle fibers from patients with inflammatory myopathies"],"prefix":"10.1002","volume":"62","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-4006-8101","authenticated-orcid":false,"given":"Franclo","family":"Henning","sequence":"first","affiliation":[{"name":"Division of Neurology, Department of Medicine, Faculty of Medicine and Health Sciences Stellenbosch University  Cape Town, South Africa"},{"name":"Division of Exercise Science and Sports Medicine, Department of Human Biology University of Cape Town, Newlands  South Africa"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Tertius Abraham","family":"Kohn","sequence":"additional","affiliation":[{"name":"Division of Exercise Science and Sports Medicine, Department of Human Biology University of Cape Town, Newlands  South Africa"},{"name":"Department of Medical Bioscience, Faculty of Natural Sciences University of the Western Cape  Cape Town South Africa"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2020,6,5]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1113\/jphysiol.1990.sp017916"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1002\/(SICI)1097-4598(200004)23:4<529::AID-MUS11>3.0.CO;2-Y"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1212\/WNL.0b013e318282513b"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1002\/art.34625"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0889-857X(02)00030-3"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMc1506827"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ncl.2014.04.007"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1002\/ana.410160206"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(03)14368-1"},{"key":"e_1_2_9_11_1","doi-asserted-by":"publisher","DOI":"10.1097\/BOR.0b013e32834b324b"},{"key":"e_1_2_9_12_1","doi-asserted-by":"publisher","DOI":"10.1136\/jnnp.2007.138891"},{"key":"e_1_2_9_13_1","first-page":"633","article-title":"Sporadic inclusion\u2010body myositis: a degenerative muscle disease associated with aging, impaired muscle protein homeostasis and abnormal mitophagy","volume":"2015","author":"Askanas V","year":"1852","journal-title":"Biochim Biophys Acta."},{"key":"e_1_2_9_14_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00401-015-1384-5"},{"key":"e_1_2_9_15_1","doi-asserted-by":"publisher","DOI":"10.1242\/jeb.078485"},{"key":"e_1_2_9_16_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10974-019-09509-x"},{"key":"e_1_2_9_17_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0006-3495(77)85573-2"},{"key":"e_1_2_9_18_1","doi-asserted-by":"publisher","DOI":"10.1242\/jeb.078485"},{"key":"e_1_2_9_19_1","doi-asserted-by":"publisher","DOI":"10.1136\/annrheumdis-2012-202207"},{"key":"e_1_2_9_20_1","doi-asserted-by":"publisher","DOI":"10.1164\/rccm.2202005"},{"key":"e_1_2_9_21_1","doi-asserted-by":"publisher","DOI":"10.1164\/ajrccm.150.5.7952566"},{"key":"e_1_2_9_22_1","doi-asserted-by":"publisher","DOI":"10.1164\/ajrccm.153.5.8630610"},{"key":"e_1_2_9_23_1","doi-asserted-by":"publisher","DOI":"10.1152\/japplphysiol.00898.2007"},{"key":"e_1_2_9_24_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1469-7793.2003.00499.x"},{"key":"e_1_2_9_25_1","doi-asserted-by":"publisher","DOI":"10.1152\/jappl.1998.85.5.1949"},{"key":"e_1_2_9_26_1","doi-asserted-by":"publisher","DOI":"10.1152\/jappl.2001.91.1.417"},{"key":"e_1_2_9_27_1","doi-asserted-by":"publisher","DOI":"10.1152\/japplphysiol.00609.2006"},{"key":"e_1_2_9_28_1","doi-asserted-by":"publisher","DOI":"10.1113\/jphysiol.2003.044966"}],"container-title":["Muscle &amp; Nerve"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1002%2Fmus.26904","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/mus.26904","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1002\/mus.26904","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/mus.26904","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,9,5]],"date-time":"2023-09-05T07:18:58Z","timestamp":1693898338000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/mus.26904"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,6,5]]},"references-count":27,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2020,8]]}},"alternative-id":["10.1002\/mus.26904"],"URL":"https:\/\/doi.org\/10.1002\/mus.26904","archive":["Portico"],"relation":{},"ISSN":["0148-639X","1097-4598"],"issn-type":[{"value":"0148-639X","type":"print"},{"value":"1097-4598","type":"electronic"}],"subject":[],"published":{"date-parts":[[2020,6,5]]},"assertion":[{"value":"2019-10-31","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2020-04-22","order":1,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2020-06-05","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}