00262nam a2200097Ia 4500008004100000040001100041245004400052260004400096300001400140300001000154251112s9999||||xx |||||||||||||| ||und||  aCNCLSA 0aArchives of Biochemistry and Biophysics  cOctober, 1999bAcademic PressaNew York  aP. 1-1016  bV. 73