Fig. 1. Transverse sections of bovine longissimus thoracis (LT), psoas major (PM), semimembranosus (SM) and semitendinosus (ST) muscles stained with four monoclonal antibodies against specific myosin heavy chain (MHC) isoforms.
Antibodies: BA-F8, anti-MHC slow; SC-71, anti-MHC 2a and 2x; BF-35, anti-MHC slow and 2a; BF-F3, anti-MHC 2b. Muscle fiber types: *, type I; ■, type IIX; ●, type IIA. Bar = 100 μm.