541,825 BROWN DONALD D. /red ./ Develamfcesital biology using purified genes : Proceedings of the 1981 ICN—UCLA Symposiaon /.../held in Keystone, Colorado, on March 15—20, 1981 /ed. by Donald D. Brown /i..y. - New York /etc./ : Academic Press, 1981. — XXI, /1/, 702 s. tabl. : il., wykr. ; 23 cm (ICN-UCLA Symposia on Molecular and Cellular Biology ; vol. 23) ISBN 0-12-137420-3