Molecular and Cellular Biochemistry: An International Journal for Chemical Biology in Health and Disease CONTENTS VOLUME 208, Nos. 1 & 2, May 2000 A. Al-Bader, T.C. Mathew, H. Abul, H. Al-Sayer, P.K. Singal and H.M. Dashti: Cholangiocarcinoma and liver cirrhosis in relation to changes due to thioacetamide S. Zelivianski, J. Dean, D. Madhavan, F.-F. Lin and M.-F. Lin: Expression of receptor protein tyrosine phosphatase a mRNA in human prostate cancer cell lines P. Chichester, J. Lieb, S.S. Levin, R. Buttyan, P. Horan and R.M. Levin: Vascular response of the rabbit bladder to short term partial outlet obstruction T. Nashida, A. Imai and H. Shimomura: Regulation of ANP-stimulated guanylate cyclase in the presence of Mn** in rat lung membranes U.F. Rasmussen and H.N. Rasmussen: Human quadriceps muscle mitochondria: A functional characterization S.C. Brooks, L. Fernandez and A. Ergul: Secretion of endothelin converting enzyme-1a: The hydrophobic signal anchor domain alone is not sufficient to promote membrane localization A. Minchenko and J. Caro: Regulation of endothelin-1 gene expression in human microvascular endothelial cells by hypoxia and cobalt: Role of hypoxia responsive element S.Thompson-Jaeger and R. Raghow: Exogenous expression of Msx! renders myoblasts refractory to differentiation into myotubes and elicits enhanced biosynthesis of four unique mRNAs F. Klamt, F. Dal-Pizzol, N.C. Ribeiro, E.A. Bernard, M.S. Benfato and J.C.F. Moreira: Retinol-induced elevation of ornithine decarboxylase activity in cultured rat Sertoli cells is attenuated by free radical scavenger and by iron chelator . McCahill, D.J. Lankester, B.S. Park, N.T. Price and V.A. Zammit: Acute modulation of the extent of apoB mRNA editing and the relative rates of syntheses of apoB48 and apoB100 in cultured rat hepatocytes by osmotic and other stress stimuli . Ruwhof, A.E.T. van Wamel, J.M. Egas and A. van der Laarse: Cyclic stretch induces the release of growth promoting factors from cultured neonatal cardiomyocytes and cardiac fibroblasts 89-98 . Perumal, J. Gu and R. Reddy: Evolutionary conservation ofp ost-transcriptional 3’ end adenylation of small RNAs: S. cerevisiae signal recognition particle RNA and U2 small nuclear RNA are post-transcriptionally adenylated 99-109 . Peréz-Estévez, J. Freire, C. Sarandeses, G. Covelo, C. Diaz-Jullien and M. Freire: Properties of the protein kinase that phosphorylates prothymosin a 111-118 T. Tiivel, L. Kadaya, A. Kuznetsov, T. Kaambre, N. Peet, P. Sikk, U. Braun, R. Ventura-Clapier, V. Saks and E.K. Seppet: Developmental changes in regulation of mitochondrial respiration by ADP and creatine in rat heart in vivo 119-128 A. Ghahary, E.E. Tredget, Q. Shen, R.T. Kilani, P.G. Scott and M. Takeuchi: Liposome associated interferon-alpha-2b functions as an anti-fibrogenic factor in dermal wounds in the guinea pig 129-137 A. Morales, J. Lachuer, A. Géloén, B. Georges, C. Duchamp and H. Barré: Sympathetic control of glucagon receptor mRNA levels in brown adipose tissue of cold-exposed rats 139-142 P. Bogdanowicz and J.-P. Pujol: Glycosylphosphatidylinositol (GP1) hydrolysis by Transforming Growth Factor-61 (TGF-B1) as a potential early step in the inhibition of epithelial cell proliferation 143-150 Short communications S.-P. Ip, H.-Y. Yiu and K.-M. Ko: Schisandrin B protects against menadione-induced hepatotoxicity by enhancing DT-diaphorase activity R. Torres, C. Calle, P. Aller and F. Mata: Etoposide stimulates | ,25-dihydroxyvitamin D, differentiation activity, hormone binding and hormone receptor expression in HL-60 human promyelocytic cells 157-162 D.S. Xiao and Z.M. Qian: Plasma nitric oxide and iron concentrations in exercised rats are negatively correlated 163—166 Controversies and viewpoints J.H. McNeill: Vanadium and diabetes. What about vanadium toxicity?: A reply 167-168 Index to Volume 208 169-171 Instructions to Authors 173-177