1. Pharmacological effects of oximes: how relevant are they?

   • H. P. M. van Helden
   • Ruud W. Busker
   • Piet L. B. Bruijnzeel

   REVIEW Pages: 779 - 786

2. Evidence for a relationship between the generation of reactive intermediates and the physicochemical characteristics of nickel oxides

   • P. O’Brien
   • H. J. Salacinski

   ORIGINAL INVESTIGATION Pages: 787 - 800

3. Biphasic effect of cadmium ions on the secretion of leukotriene B4 in rabbit alveolar macrophages

   • Naomi Kudo
   • Yasuhito Nakagawa
   • Keizo Waku

   ORIGINAL INVESTIGATION Pages: 801 - 808

4. Morphometric and immunohistochemical studies on atrophic changes in lympho-hematopoietic organs of rats treated with piperonyl butoxide or subjected to dietary restriction

   • K. Mitsumori
   • Kiyoshi Takegawa
   • Michihito Takahashi

   ORIGINAL INVESTIGATION Pages: 809 - 814

5. Dimethylarsinic acid causes apoptosis in HL-60 cells via interaction with glutathione

   • T. Ochi
   • Fumie Nakajima
   • Yukiko Oya-Ohta

   ORIGINAL INVESTIGATION Pages: 815 - 821

6. Glutathione and glutathione-related enzyme activities of male and female rat hepatocytes under various culture conditions

   • C.-K. Lii
   • Shih-Tsung Wang
   • Lee-Yan Sheen

   ORIGINAL INVESTIGATION Pages: 822 - 829

7. Molecular modeling parameters predict antioxidant efficacy of 3-indolyl compounds

   • H. G. Shertzer
   • M. Wilson Tabor
   • Malcolm Sainsbury

   ORIGINAL INVESTIGATION Pages: 830 - 834

8. Role of hydrazine in the mechanism of isoniazid hepatotoxicity in rabbits

   • Troy C. Sarich
   • Mohammed Youssefi
   • J. M. Wright

   ORIGINAL INVESTIGATION Pages: 835 - 840

9. Hair analysis for drugs of abuse XIII. Effect of structural factors on incorporation of drugs into hair: the incorporation rates of amphetamine analogs

   • Y. Nakahara
   • Ruri Kikura

   ORIGINAL INVESTIGATION Pages: 841 - 849

10. Membrane action of chloramphenicol measured by protozoan motility inhibition

    • Changhao Wu
    • Paul Clift
    • John A. Henry

    SHORT COMMUNICATION Pages: 850 - 853

11. N7-(2-hydroxyethylthioethyl)-guanine: a novel urinary metabolite following exposure to sulphur mustard

    • A. Fidder
    • D. Noort
    • A. G. Hulst

    LETTER TO THE EDITORS Pages: 854 - 855