(19)

(11)

EP 0 160 640 A1

(12)

(43) Date of publication: 13.11.1985 Bulletin 1985/46 (21) Application number: 83903155.0 (22) Date of filing: 11.10.1983

(51) International Patent Classification (IPC):  C12M 1/ 34( . ) C12Q 1/ 24( . ) (86) International application number: PCT/AU1983/000145 (87) International publication number: WO 1984/002532 (05.07.1984 Gazette 1984/16)

(84) Designated Contracting States: AT BE CH DE FR GB LI NL SE (30) Priority: 22.12.1982 AU 19820007374 (71) Applicant: UNIVERSITY OF QUEENSLAND St Lucia, Queensland 4067 (AU)	(72) Inventors: THONG, Yee, Hing Jindalee, QLD 4074 (AU) CURRELL, Joy, Maree Barraba, NSW 2347 (AU) (74) Representative: Spruce, George Philip  George Fuery & Co. Whitehall Chambers 23 Colmore Row Birmingham B3 BL2 Birmingham B3 BL2 (GB)