Myosin regulation is a research area that focuses on understanding the mechanisms by which myosin, a motor protein responsible for muscle contraction and cell motility, is regulated in cells. This regulation is crucial for the proper functioning of muscles and various cellular processes. Researchers study how various factors such as calcium ions, phosphorylation, and other signaling molecules influence the activity of myosin and its interactions with actin filaments. Understanding myosin regulation can provide insights into muscle diseases, cell migration, and other physiological processes.