(19) | |
| (11) | EP 0 223 541 A3 |
(12) | EUROPEAN PATENT APPLICATION |
(88) | Date of publication A3: | | 23.08.1989 Bulletin 1989/34 |
(43) | Date of publication A2: | | 27.05.1987 Bulletin 1987/22 |
(22) | Date of filing: 11.11.1986 |
| (51) | International Patent Classification (IPC)4: C12Q 1/00, C12M 1/40 // G01N33/53, G01N27/30, C12Q1/42, C12Q1/26 |
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(84) | Designated Contracting States: | | AT BE CH DE ES FR GB GR IT LI LU NL SE |
(30) | Priority: | 11.11.1985 GB 8527777 05.08.1986 GB 8619113
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(71) | Applicant: MediSense, Inc. | | Cambridge
Massachusetts 02139 (US) |
| (72) | Inventors: | | - McNeil ,Calum Jack
Glasgow G75 OJS (GB) - Bannister ,Joseph Victor
Oxford OX3 ONW (GB)
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(74) | Representative: Ruffles, Graham Keith et al | | MARKS & CLERK,
57-60 Lincoln's Inn Fields London WC2A 3LS London WC2A 3LS (GB) |
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(54) | Electrochemical enzymic assay procedures |
(57) Electrochemical detection of mediator level is employed in a method of assay using a redox enzyme and redox substrate to detect conversion to an effective mediator by an assay enzyme label of a compound which is non-mediating under the assay conditions.