1. The gonadotropin-releasing hormone (GnRH) agonist-induced initial rise of bioactive LH and testosterone can be blunted in a dose-dependent manner by GnRH antagonist in the non-human primate

   • O. P. Sharma
   • G. F. Weinbauer
   • E. Nieschlag

   Original Articles Pages: 317 - 321

2. Effect of active immunization to luteinizing-hormone-releasing hormone on the fertility and histoarchitecture of the reproductive organs of male rat

   • E. Rovan
   • E. Fiebiger
   • J. Frick

   Original Articles Pages: 323 - 334

3. Obstructive nephropathy in the pig

   • J. Frøki≸r
   • A. Flyvbjerg
   • L. Knudsen

   Original Articles Pages: 335 - 339

4. Oxalate transport in cultured porcine renal epithelial cells

   • T. R. Wandzilak
   • L. Calo
   • H. E. Williams

   Original Articles Pages: 341 - 345

5. Citrate and recurrent idiopathic calcium urolithiasis

   • U. Herrmann
   • P. O. Schwille
   • G. Hoffmann

   Original Articles Pages: 347 - 353

6. Impact of voltage and capacity on the electrical and acoustic output of intracorporeal electrohydraulic lithotripsy

   • R. Vorreuther
   • R. Engelking

   Original Articles Pages: 355 - 359

7. Periurethral colonization and urinary leukocytes as markers for bacteriuria in children with neurogenic bladder

   • T. A. Schlager
   • S. A. Dilks
   • J. W. Hendley

   Original Articles Pages: 361 - 363

8. New device for penile vibrotactile stimulation: description and preliminary results

   • D. L. Rowland
   • C. Geilman
   • A. K. Slob

   Original Articles Pages: 365 - 368

9. Effects of cytokines on growth in vitro of primary human renal cell carcinoma

   • W. de Riese
   • E. P. Allhoff
   • J. Atzpodien

   Original Articles Pages: 369 - 373

10. Announcements

    Announcement Pages: 374 - 374

11. Karyometry in recurrent superficial transitional cell tumors of the bladder

    • H. G. van der Poel
    • R. D. van Caubergh
    • J. A. Schalken

    Original Articles Pages: 375 - 381