(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

(21)Application number: 86308781.3

(22)Date of filing:  11.11.1986
(51)International Patent Classification (IPC)4C12Q 1/00, C12M 1/40
// G01N33/53, G01N27/30, C12Q1/42, C12Q1/26
(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

(71)Applicant: MediSense, Inc.
Cambridge Massachusetts 02139 (US)

(72)Inventors:
  • McNeil ,Calum Jack
    Glasgow G75 OJS (GB)
  • Bannister ,Joseph Victor
    Oxford OX3 ONW (GB)

(74)Representative: Ruffles, Graham Keith et al
MARKS & CLERK, 57-60 Lincoln's Inn Fields
London WC2A 3LS
London WC2A 3LS (GB)


(56)References cited: : 
  
      


    (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.





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