Myofibrillar hypertrophy is an increase in the number and size of the actin and myosin filaments within muscle tissue. (directlyfitness.com)
Titin ensures that the actin and myosin filaments of a sarcomere are positioned correctly and re-adjusts the sarcomere to its original length after muscle activity,» explains structural biologist Kristina Djinović - Carugo. (sciencedaily.com)
Myofibrils, the functional units of myocytes, composed of actin and myosin filaments spanning the length of the muscle cell, do not serve as substrate for the proteasome in their native state (45). (academic.oup.com)