548,392 HELAAKOSKI TARJA Structure and regulation of prolyl 4-bvdroxylase : cDNA c-les for the hurman K and L -subunits, genomic c-lones for the human L-subunit and mRNA levels of éoth sujjunits in differentiating mouse F9 cells : academic dissertation / Tarja Helaakoski ; University of Oulu. Faculty of Sciences. - Oulu : Ouluensis Universitas, 1990. - 48, [42 wiele liczb] s. : il. ; 24 cm (Acta Universitatis Ouluensis ser. A) (Scientiae Rerum Naturalium ; 213) ISBN 0355-3191 ISBN 951-48-3009-4