1. Effects of the insecticides carbofuran and fenvalerate on adenylate parameters in bluegill sunfish (Lepomis macrochirus)

   • David W. Hohreiter
   • Robert E. Reinert
   • Parshall B. Bush

   OriginalPaper Pages: 325 - 331

2. Teratogenesis, toxicity, and bioconcentration in frogs exposed to dieldrin

   • Gerald S. Schuytema
   • Alan V. Nebeker
   • Karsten N. Wilson

   OriginalPaper Pages: 332 - 350

3. Toxicity evaluation of bayluscide^® and malathion to three developmental stages of freshwater snails

   • P. B. Tchounwou
   • A. J. Englande Jr.
   • E. A. Malek

   OriginalPaper Pages: 351 - 358

4. Toxicity evaluation of ammonium sulphate and urea to three developmental stages of freshwater snails

   • P. B. Tchounwou
   • A. J. Englande Jr.
   • E. A. Malek

   OriginalPaper Pages: 359 - 364

5. Comparison of enzyme-linked immunosorbent assay and high-performance liquid chromatography for the analysis of atrazine in water from Czechoslovakia

   • Rodney J. Bushway
   • Lewis B. Perkins
   • Bruce S. Ferguson

   OriginalPaper Pages: 365 - 370

6. Toxicity of four common pollutants to the freshwater macroinvertebratesChironomus riparius Meigen (Insecta:Diptera) andGammarus pulex (L.) (Crustacea:Amphipoda)

   • E. J. Taylor
   • S. J. Maund
   • D. Pascoe

   OriginalPaper Pages: 371 - 376

7. Oxygen consumption and ammonia-N excretion of prawns (Penaeus chinensis) exposed to ambient ammonia

   • Jiann-Chu Chen
   • Fan-Hua Nan
   • Ching-Ming Kuo

   OriginalPaper Pages: 377 - 382

8. Suppressive effect of quinalphos on the activity of accessory sex glands and plasma concentrations of gonadotrophins and testosterone in rats

   • A. Ray
   • S. Chatterjee
   • C. Deb

   OriginalPaper Pages: 383 - 387

9. Chronic toxicity of a pure and technical grade pentachlorophenol toDaphnia magna

   • G. L. Stephenson
   • N. K. Kaushik
   • K. R. Solomon

   OriginalPaper Pages: 388 - 394

10. Automated measurement of lysosomal structure alterations in oocytes of mussels exposed to petroleum hydrocarbons

    • Miren P. Cajaraville
    • J. A. Marigómez
    • E. Angulo

    OriginalPaper Pages: 395 - 400

11. Decreased stability of digestive gland lysosomes from the common musselMytilus edulis L. byin vitro generation of oxygen-free radicals

    • Gary W. Winston
    • Michael N. Moore
    • Miles A. Kirchin

    OriginalPaper Pages: 401 - 408

12. Improved protocol for collecting mussel watch specimens taking into account sex, size, condition, shell shape, and chronological age

    • P. B. Lobel
    • C. D. Bajdik
    • H. P. Longerich

    OriginalPaper Pages: 409 - 414

13. Lead accumulation and osprey production near a mining site on the coeur d'Alene River, Idaho

    • Charles J. Henny
    • Lawrence J. Blus
    • Jeff S. Hatfield

    OriginalPaper Pages: 415 - 424

14. Binding of cadmium by cyanobacterial growth media: Free ion concentration as a toxicity index to the cyanobacteriumNostoc UAM 208

    • F. Fernandez-Piñias
    • P. Mateo
    • I. Bonilla

    OriginalPaper Pages: 425 - 431

15. Cadmium kinetics in freshwater clams. V. Cadmium-copper interaction in metal accumulation byAnodonta cygnea and characterization of the metal-binding protein

    • D. A. Holwerda

    OriginalPaper Pages: 432 - 437

16. A time-dependent 2,3,7,8-tetrachlorodibenzo-p-dioxin body-burden model

    • T. O. Craig
    • R. B. Grzonka

    OriginalPaper Pages: 438 - 446

17. The effect of subchronic poisoning with potassium nitrate and sodium nitrite on the processes of intestinal absorption of D-xylose in rats

    • Ireneusz Grudziński
    • Antoni Szymański

    OriginalPaper Pages: 447 - 452

18. The effect of acute poisoning with potassium nitrate and sodium nitrite on the processes of intestinal absorption of D-xylose in rats

    • Ireneusz Grudziński
    • Antoni Szymański

    OriginalPaper Pages: 453 - 461

19. The effect of exercise associated with subchronic poisoning with potassium nitrate and sodium nitrite on the processes of intestinal absorption of D-Xylose in rats

    • Ireneusz Grudzinski
    • Antoni Szymański
    • Krzysztof Chomiczewski

    OriginalPaper Pages: 462 - 467

20. The effect of exercise associated with acute poisoning with potassium nitrate and sodium nitrite on the processes of intestinal absorption of D-Xyplose in rats

    • Ireneusz Grudziński
    • Antoni Szymański
    • Krzysztof Chomiczewski

    OriginalPaper Pages: 468 - 474

21. Studies on the mechanism of the toxic action of sodium nitrite on intestinal absorption in rats

    • Ireneusz Grudziński

    OriginalPaper Pages: 475 - 479