Between meals, cardiac muscle cells meet 90% of their ATP ... But not all human cells possess mitochondria! Although that may sound strange, human red blood cells are the most common cells lacking ...

Most cells share features such as having a nucleus, a cell membrane, cytoplasm and mitochondria ... different types of muscle cell, each perfectly adapted to its function: Cardiac (heart) muscle ...

Small cellular organelles called mitochondria contain their own ... retinal, skeletal muscle, and cardiac muscle tissues. A number of clinical syndromes are currently believed to be associated ...

Mitochondrial diseases, arising from mutations in mitochondrial DNA (mtDNA), are a diverse group of disorders that lead to ...

Mitochondria generate molecules that provide ... such as arrhythmias, cardiac arrest, and muscle weakness, potentially leading to paralysis. “Potassium is a key element in the electrical signal ...

Damage to the genetic material of mitochondria—the mitochondrial DNA ... Such damage also speeds up the aging process. However, the cells are normally capable of identifying such damage and ...