(19)

(11)

EP 0 097 196 A1

(12)

(43) Date of publication: 04.01.1984 Bulletin 1984/01 (21) Application number: 83900038.0 (22) Date of filing: 15.12.1982

(51) International Patent Classification (IPC):  G01N 33/ 48( . ) C12N 5/ 00( . ) C12Q 1/ 24( . ) C12N 1/ 20( . ) C12Q 1/ 04( . ) C12R 1/ 90( . ) (86) International application number: PCT/FI1982/000063 (87) International publication number: WO 1983/002122 (23.06.1983 Gazette 1983/15)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 15.12.1981 FI 19810004023 (71) Applicant: LABSYSTEMS OY SF-00810 Helsinki 81 (FI)	(72) Inventors: KESKI-OJA, Jorma SF-00660 Helsinki 66 (FI) PARTANEN, Paul SF-00980 Helsinki 98 (FI) SUOVANIEMI, Osmo SF-00570 Helsinki 57 (FI) (74) Representative: Tillbrook, Christopher John  c/o Reginald W. Barker & Co., Chancery House, 53-64, Chancery Lane London, WC2A 1QU London, WC2A 1QU (GB)