DMD is caused by a mutation in the dystrophin gene -- usually a large, out-of-frame deletion. Dystrophin is a structural protein associated with the support scaffolding of plasma membrane in muscle cells. Absent dystrophin causes a weakening of muscles, particularly skeletal and cardiac muscle.
The bottom portion of Pesky's Pole, with the Green Monster in the background and Fenway Park 's right field seats in the foreground. Pesky's Pole in the late innings of Boston's 11-6 win over the Oakland Athletics on September 26, 2009. Pesky's Pole, commonly referred to as The Pesky Pole, is the nickname for the right field foul pole at Fenway Park, home of the Boston Red Sox.
Peulik Volcano and Ukinrek Maars. The Alaska Peninsula is a peninsula extending about 800 km (497 mi) to the southwest from the mainland of Alaska and ending in the Aleutian Islands. The peninsula separates the Pacific Ocean from Bristol Bay, an arm of the Bering Sea.