X-ray diffraction shows that some degree of three-dimensional organization of actin exists in a molluscan smooth muscle. From X-ray patterns from this muscle and the toad sartorius, both in the living ...

Asthma and eosinophilic bronchitis are characterized by similar inflammatory infiltrates in the submucosa of the lower airway. However, eosinophilic bronchitis differs from asthma in that there is no ...

Researchers have discovered that a key protein controls how stem cells 'choose' to become either skeletal muscle cells that move limbs, or smooth muscle cells that support blood vessels. The results ...

Increased proliferation of bronchial smooth-muscle cells may lead to increased muscle mass in the airways of patients with asthma. The antiproliferative effect of glucocorticoids in bronchial ...