1. Oxidation of 2-mercaptoacetyl-phenylalanyl-leucine, a specific inhibitor ofPseudomonas aeruginosa elastase, in the presence of the bacteria and its prevention

   • Efrat Kessler
   • Mary Safrin
   • Yehuda Levin

   OriginalPaper Pages: 307 - 310

2. Repair inhibition of potential mutations of ultraviolet-irradiatedEscherichia coli by chloroquine and quinacrine

   • Aris S. Sideropoulos
   • Susan M. Specht

   OriginalPaper Pages: 311 - 314

3. Further characterization of the two catalases inEscherichia coli

   • Efrat Meir
   • Ezra Yagil

   OriginalPaper Pages: 315 - 319

4. Enterobacter cloacae DG-6: a strain that transforms methoxylated aromatics under aerobic and anaerobic conditions

   • Dunja Grbić-Galić
   • Laura La Pat-Polasko

   OriginalPaper Pages: 321 - 324

5. Action ofN-methyl-N′-nitro-N-nitrosoguanidine inRhizobium trifolii

   • Manuel Megias
   • Miguel A. Caviedes
   • Francisco Ruiz-Berraquero

   OriginalPaper Pages: 325 - 328

6. Changes in density of DNA after interaction with dipicolinic acid and its possible role in spore heat resistance

   • James A. Lindsay
   • William G. Murrell

   OriginalPaper Pages: 329 - 333

7. Use of a portable quadrupole mass spectrometer for the measurement of dissolved gas concentrations in ovine rumen liquor in situ

   • Kevin Hillman
   • David Lloyd
   • Alan G. Williams

   OriginalPaper Pages: 335 - 339

8. Amperometric method for determining nitrous oxide in denitrification and in nitrogenase-catalyzed nitrous oxide reduction

   • Wolfgang Zimmer
   • Gerhard Danneberg
   • Hermann Bothe

   OriginalPaper Pages: 341 - 345

9. Altered rate of synthesis of specific peptides in the legionellae in response to growth temperature

   • Michael W. Lema
   • Arnold Brown
   • Grace C. C. Chen

   OriginalPaper Pages: 347 - 352

10. Cell wall (outer membrane) of bacteroids in nitrogen-fixing peanut nodules

    • Arya K. Bal
    • Dipankar Sen
    • Richard W. Weaver

    OriginalPaper Pages: 353 - 356