1. Correlation of 30S ribosomal proteins of Escherichia coli fractionated on carboxymethyl-cellulose column chromatography to the standard nomenclature

   • A. Muto
   • E. Otaka
   • H. G. Wittmann

   OriginalPaper Pages: 1 - 5

2. Susceptibility of a hybrid plasmid to excision of genetic material

   • J. N. Coetzee
   • A. E. Jacob
   • R. W. Hedges

   OriginalPaper Pages: 7 - 14

3. Temperature related alterations in the acidic alanine-rich “A” protein from the 50S ribosomal particle of the extreme halophile, Halobacterium cutirubrum

   • Arne Reider Strøm
   • George Oda
   • Louis Peter Visentin

   OriginalPaper Pages: 15 - 27

4. Rec-mediated recombinational hot spot activity in bacteriophage λ

   • Franklin W. Stahl
   • Mary M. Stahl

   OriginalPaper Pages: 29 - 37

5. Two replication initiation sites on R-plasmid DNA

   • Jorge H. Crosa
   • Linda K. Luttropp
   • Stanley Falkow

   OriginalPaper Pages: 39 - 50

6. Parameters of gene expression in the bipolar argECBH operon of E. coli K12

   • Raymond Cunin
   • Anne Boyen
   • Marjolaine Crabeel

   OriginalPaper Pages: 51 - 60

7. Proteinchemical studies on ribosomal proteins S4 and S12 from ram (ribosomal ambiguity) mutants of Escherichia coli

   • Ute van Acken

   OriginalPaper Pages: 61 - 68

8. Mobilization of plasmid-borne drug resistance determinants for transfer from Pseudomonas aeruginosa to Escherichia coli

   • R. W. Hedges
   • A. E. Jacob

   OriginalPaper Pages: 69 - 79

9. Catabolite repression in Escherichia coli K12 mutants defective in glucose transport

   • Vladimir N. Gershanovitch
   • Natalya V. Yourovitskaya
   • Genrich I. Bourd

   OriginalPaper Pages: 81 - 90