1. In vitro biotransformation of 2-methylpropene (isobutene): Epoxide formation in mice liver

   • Miranda Cornet
   • Walter Sonck
   • Vera Rogiers

   Original Investigations Pages: 263 - 267

2. Urinary excretion of acetylcyanamide in rat and human after oral and dermal application of hydrogen cyanamide (H₂NCN)

   • B. Mertschenk
   • W. Bornemann
   • Ch. Gloxhuber

   Original Investigations Pages: 268 - 272

3. Distribution, metabolism, and excretion of musk xylene in rats

   • Ken-ichiro Minegishi
   • Seiichi Nambaru
   • Tomoko Nishimaki-Mogami

   Original Investigations Pages: 273 - 282

4. In vitro and in vivo studies on the prenatal toxicity of five virustatic nucleoside analogues in comparison to aciclovir

   • Stephan Klug
   • Constanze Lewandowski
   • Diether Neubert

   Original Investigations Pages: 283 - 291

5. Pathogenesis and reversibility of retinopathy induced by 1,4-bis (4-aminophenoxy)-2-phenylbenzene (2-phenyl-APB-144) in pigmented rats

   • K. P. Lee
   • R. Valentine

   Original Investigations Pages: 292 - 303

6. Carbofuran-induced alterations (in vivo) in high-energy phosphates, creatine kinase (CK) and CK isoenzymes

   • Ramesh C. Gupta
   • John T. Goad
   • Wade L. Kadel

   Original Investigations Pages: 304 - 310

7. Inhibition of Ca²⁺ transport associated with cAMP-dependent protein phosphorylation in rat cardiac sarcoplasmic reticulum by triorganotins

   • Prasada Rao S. Kodavanti
   • Joseph A. Cameron
   • Durisala Desaiah

   Original Investigations Pages: 311 - 317

8. Transfer and accumulation of cadmium, and the level of metallothionein in perfused human placentae

   • W. Y. Boadi
   • S. Yannai
   • K. H. Summer

   Original Investigations Pages: 318 - 323

9. In vitro and in vivo uptake of nickel sulfides by rat lymphocytes

   • Hartmut F. Hildebrand
   • Anne-Marie Decaestecker
   • Robert Martinez

   Original Investigations Pages: 324 - 329

10. Effectiveness of 1,2,3,4-Tetrahydro-9-aminoacridine (THA) as a pretreatment drug for protection of mice from acute diisopropylfluorophosphate (DFP) intoxication

    • Alessandro Galli
    • Francesca Mori

    Original Investigations Pages: 330 - 334

11. Phorbol ester cardiotoxicity: Are ·O ₂ ⁻ radicals involved?

    • Edwin Esser
    • Gerriet Loschen
    • Leopold Flohé

    Original Investigations Pages: 335 - 339

12. Interaction of trichloromethyl radicals with phenylalanine

    • Gerardo D. Castro
    • María I. Díaz Gómez
    • José A. Castro

    Short Communication Pages: 340 - 343

13. Prostaglandin H synthase dependent metabolism of diethylstilbestrol by ram seminal vesicle cell cultures

    • J. Foth
    • G. H. Degen

    Short Communication Pages: 344 - 347

14. Does repeated exposure to fenitrothion alter phospholipid composition of erythrocyte membrane?

    • Hideki Igisu
    • Sumiyo Ishimatsu
    • Isamu Tanaka

    Letter to the Editors Pages: 348 - 349