2 Matching Annotations
  1. May 2019
    1. Aftereffluentexposure,thetissuesweredissectedout,weighedandhomogenizedin0.25Msucrose.Thehomogenateswerecentrifugedat10,000rev/minatatemperaturebelow8°C.AcetylcholinesteraseactivityofthesampleswasdeterminedatpH7.0usingafinalhomogenateconcentrationof25mgmf1at10°CwithmMacetylcholineiodideassubstrate and0.001or0.002NsodiumhydroxideastitrantfollowingHestron’smethodasgivenbyMetcalf(1951).ProteindeterminationsforalltheChEanalyseswereconductedonaliquotsofthehomogenatesusingamodificationoftheLowryetal.(1951)method.AchEactivityisexpressedinpmolesofacetylcholinechloridehydrolysedmgtissue'1hr'1
    2. Acetylcholinesterase(AchE