National Institute of Nutrition and Seafood Research, Bergen, Norway View Institution's Website 1 article published in JoVE Biology Isolation and Differentiation of Stromal Vascular Cells to Beige/Brite Cells Ulrike Liisberg Aune1,2,3, Lauren Ruiz1, Shingo Kajimura1 1UCSF Diabetes Center and Department of Cell and Tissue Biology, University of California, San Francisco, 2Department of Biology, University of Copenhagen, Denmark, 3National Institute of Nutrition and Seafood Research, Bergen, Norway Primary white preadipocytes isolated from white adipose tissues in mice can be differentiated into beige/brite cells. Presented here is a reliable cellular model system to study the molecular regulation of "browning" of white fat.