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POSTĘPY BIOCHEMII

June 1979

ARTICLES IN POLISH

V OLU ME 25 Numbcr 2

115

Editorial

K. Kaletha — Evaluation of the Kinetic Constants of Enzyme-Catalysed Reaction with the Use of Integratćd Ratę Eąuation (Dept. Biochem., Inst.

Biol. Med., School of Medicine, Gdańsk)..........119

M. Wilk, A. B. Wojtczak — Metabolism of Branched-chain Amino Acids (Dept. Horn. Drug, Drug Inst., Warszawa: Dept. Cellular Biochem., Inst.

Exp. Biol. Pol. Acad. Sci., Warszawa)..........141

I. Borkowska — Brain Amino Acids and Protein Metabolism in Phenylo-

ketonuria (Inst. Physiol Chem., School of Medicine, Lublin) ....    159

W. Makarewicz — The Purine Nucleotide Cycle (Dept. Biochem., Inst.

Biol. Med., School of Medicine, Gdańsk)..........169

A. Przykorska — Specyficity of Plant Enzymes Degrading DNA (Inst.

Biochem. Biophys. Pol. Acad. Sci, Warszawa).....'.    197

J.    Kopcewicz — Phytochrome as a Photoreceptor in Plant Photomorpho-

genesis (Dept. Plant Physiol. Inst. Biol., N. Copernicus University, Toruń) 211

K.    Worowski, W., Roszkowska — Potato Inhibitors of Proteases (Dept.

Anal. Chem., Inst. BioThem. and Med. Anal., School of Medicine, Białystok) 229

Biochemical News.................247

Meeting Reports..................263

Book Reviews..................265

Announcements.............. 140, 196, 210,    262