Fractionating a cell [videorecording] / Larry Mondi Production ; Richard A. Young. - New York : Cogito Learning Media, 1997. - 1 videocassette (20 min.) : sd., col. ; 1/2 in. - Knowledge now in experimental biology . - Working with proteins . Protin analysis -- Lysing the cell -- Prepative centrifugation -- Ammonium sulfate precipitation. Richard A. Young Richard A. Young VHS. Summary in Arabic ISBN: 1888902841 Subjects--Topical Terms: Cell fractionation.