Here actin filaments are pulled towards the center of the sarcomer by the action of myosin filaments, and the sarcomere shortens. Vakuolen, oder Fetttropfen. Diese Zellen bilden das braune oder Baufettgewebe. These cells form the brown adipose tissue. The white adipose tissue is formed by these cells.
Vacuoles develop by a gradual accumulation of fat droplets.
These cells are common in subcutaneous tissue.