Hi, I'm looking for a reliable method to assay membrane proteins. Does anybody know a method or reference which would help? -- Nicole Rapior Physiol. Chem. Institut Hoppe-Seyler-Str. 4 D-72076 Tübingen phone: 07071-297-3353 fax: 07071-29-3361 email: cbiei01 at uni-tuebingen.de