Leiv Sigve Håvarstein

An unmodified heptadecapeptide pheromone induces competence for genetic transformation in Streptococcus pneumoniae.

Leiv Sigve Håvarstein, G Coomaraswamy, Donald A. Morrison · Proceedings of the National Academy of Sciences · 1995 · 737 citations · Full text

Bacteriology, Molecular Biology, Bacterial Pathogens +16

A family of bacteriocin ABC transporters carry out proteolytic processing of their substrates concomitant with export

Leiv Sigve Håvarstein, Dzung B. Diep, Ingolf F. Nes · Molecular Microbiology · 1995 · 612 citations

Biochemical and genetic characterization of enterocin P, a novel sec-dependent bacteriocin from Enterococcus faecium P13 with a broad antimicrobial spectrum

Luis M. Cintas, Pilar Casaus, Leiv Sigve Håvarstein et al. · Applied and Environmental Microbiology · 1997 · 467 citations · Full text

Novel Sec-dependent Bacteriocin, Antimicrobial Susceptibility, Antimicrobial Resistance Gene +15

Biochemical and genetic characterization of enterocin A from Enterococcus faecium, a new antilisterial bacteriocin in the pediocin family of bacteriocins

Teresa Aymerich, Helge Holo, Leiv Sigve Håvarstein et al. · Applied and Environmental Microbiology · 1996 · 439 citations · Full text

Pediocin Family, Antimicrobial Susceptibility, Antimicrobial Resistance Gene +15

<b>Regulation of competence for genetic transformation in <i>Streptococcus pneumoniae</i> by an auto‐induced peptide pheromone and a two‐component regulatory system</b>

Ekaterina Pestova, Leiv Sigve Håvarstein, Donald A. Morrison · Molecular Microbiology · 1996 · 430 citations