Keywords: Space-Filling Model Sphingomyelin and Cholesterol.jpg Space-filling models of sphingomyelin a and cholesterol b This figure shows the inverted cone-like shape of a common sphingolipid sphingomyelin and the cone-like shape of cholesterol based on the area of space occupied by the hydrophobic and hydrophilic regions http //en wikipedia org/wiki/File Space-Filling_Model_Sphingomyelin_and_Cholesterol jpg Wlstutts Wlstutts page is/was https //secure wikimedia org/wikipedia/en/wiki/File Space-Filling_Model_Sphingomyelin_and_Cholesterol jpg here All following user names refer to en wikipedia 23 01 April 26 2009 Wlstutts 534 bytes <nowiki> Space-filling models of sphingomyelin a and cholesterol b This figure shows the inverted cone-like shape of a common sphingolipid sphingomyelin and the cone-like shape of cholesterol based on the area of space occup </nowiki> Cell membrane Membrane lipids Space-filling models Lipid rafts |