ON THE NATURE OF DILUTE AQUEOUS CHOLESTEROL SUSPENSIONS

On the nature of dilute aqueous cholesterol suspensions

Cholesterol is commonly supposed to form a micelle in aqueous solution.We have reassessed this finding using a variety of techniques.Centrifugation sedimented cholesterol at all concentrations above 10(-8) M.Density gradient analysis of more concentrated solutions revealed two bands whose densities corresponded to crystalline anhydrous cholesterol

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