Role of Ca2+ and cross-bridges in skeletal muscle thin filament activation probed with Ca2+ sensitizers. Biophys J. 1999; 76 :2166–2176. [ PMC free article ] [ PubMed ]Wahr PA, Metzger JM. Role of Ca2+ and cross-bridges in skeletal muscle thin filament activation probed with Ca2+ sensitizers. Biophys J. 1999...