Adipose tissue is composed mainly of lipid-filled fat cells (adipocytes) that are surrounded by
immune cells, fibroblasts, blood vessels, and collagen fibers. On the basis of histology,
adipose tissue can be classified into two types: white and brown. White adipose tissue is the
predominant type in humans and is characterized by adipocytes with a single, large lipid
inclusion and a peripherally-located nucleus. The main function of white adipose tissue is to
provide an efficient storage site for energy in the form of triglycerides (metabolically active …