The total concentration of corticosterone was measured using a commercially available competitive enzyme immunoassay kit purchased from Immunodiagnostic Systems Ltd (IDS Ltd Boldon, Tyne and Wear, UK) as previously described
The total concentration of corticosterone was measured using a commercially available competitive enzyme immunoassay kit purchased from Immunodiagnostic Systems Ltd (IDS Ltd Boldon, Tyne and Wear, UK) as previously described