Pneumococcal LytR, a Protein from the LytR-CpsA-Psr Family, Is Essential for Normal Septum Formation in Streptococcus pneumoniae

著者: Johnsborg, Ola, Håvarstein, Leiv Sigve
出版事項 2009

Fratricide Is Essential for Efficient Gene Transfer between Pneumococci in Biofilms

著者: Wei, Hua, Håvarstein, Leiv Sigve
出版事項 2012

Induction of natural competence in Streptococcus pneumoniae triggers lysis and DNA release from a subfraction of the cell population

著者: Steinmoen, Hilde, Knutsen, Eivind, Håvarstein, Leiv Sigve
出版事項 2002

Competence-Induced Cells of Streptococcus pneumoniae Lyse Competence-Deficient Cells of the Same Strain during Cocultivation

著者: Steinmoen, Hilde, Teigen, Aina, Håvarstein, Leiv Sigve
出版事項 2003

Two Separate Quorum-Sensing Systems Upregulate Transcription of the Same ABC Transporter in Streptococcus pneumoniae

著者: Knutsen, Eivind, Ween, Ola, Håvarstein, Leiv Sigve
出版事項 2004

Natural Genetic Transformation: a Novel Tool for Efficient Genetic Engineering of the Dairy Bacterium Streptococcus thermophilus

著者: Blomqvist, Trinelise, Steinmoen, Hilde, Håvarstein, Leiv Sigve
出版事項 2006

LytF, a Novel Competence-Regulated Murein Hydrolase in the Genus Streptococcus

著者: Berg, Kari Helene, Ohnstad, Hilde Solheim, Håvarstein, Leiv Sigve
出版事項 2012

A Hydrophobic Patch in the Competence-Stimulating Peptide, a Pneumococcal Competence Pheromone, Is Essential for Specificity and Biological Activity

著者: Johnsborg, Ola, Kristiansen, Per Eugen, Blomqvist, Trinelise, Håvarstein, Leiv Sigve
出版事項 2006

Competence without a Competence Pheromone in a Natural Isolate of Streptococcus infantis

著者: Ween, Ola, Teigen, Svanhild, Gaustad, Peter, Kilian, Mogens, Håvarstein, Leiv Sigve
出版事項 2002

Choline-Binding Protein D (CbpD) in Streptococcus pneumoniae Is Essential for Competence-Induced Cell Lysis

著者: Kausmally, Louise, Johnsborg, Ola, Lunde, Merete, Knutsen, Eivind, Håvarstein, Leiv Sigve
出版事項 2005

Peptide-Regulated Gene Depletion System Developed for Use in Streptococcus pneumoniae

著者: Berg, Kari Helene, Biørnstad, Truls Johan, Straume, Daniel, Håvarstein, Leiv Sigve
出版事項 2011

Properties and Biological Role of Streptococcal Fratricins

著者: Berg, Kari Helene, Biørnstad, Truls Johan, Johnsborg, Ola, Håvarstein, Leiv Sigve
出版事項 2012

Effects of Low PBP2b Levels on Cell Morphology and Peptidoglycan Composition in Streptococcus pneumoniae R6

著者: Berg, Kari Helene, Stamsås, Gro Anita, Straume, Daniel, Håvarstein, Leiv Sigve
出版事項 2013

BOX Elements Modulate Gene Expression in Streptococcus pneumoniae: Impact on the Fine-Tuning of Competence Development

著者: Knutsen, Eivind, Johnsborg, Ola, Quentin, Yves, Claverys, Jean-Pierre, Håvarstein, Leiv Sigve
出版事項 2006

Structural Characterization of the Essential Cell Division Protein FtsE and Its Interaction with FtsX in Streptococcus pneumoniae

著者: Alcorlo, Martin, Straume, Daniel, Lutkenhaus, Joe, Håvarstein, Leiv Sigve, Hermoso, Juan A.
出版年 mBio (2020)

Prevention of EloR/KhpA heterodimerization by introduction of site-specific amino acid substitutions renders the essential elongasome protein PBP2b redundant in Streptococcus pneum...

著者: Winther, Anja Ruud, Kjos, Morten, Stamsås, Gro Anita, Håvarstein, Leiv Sigve, Straume, Daniel
出版年 Sci Rep (2019)

EloR Interacts with the Lytic Transglycosylase MltG at Midcell in Streptococcus pneumoniae R6

著者: Winther, Anja Ruud, Kjos, Morten, Herigstad, Marie Leangen, Håvarstein, Leiv Sigve, Straume, Daniel
出版年 J Bacteriol (2021)

Enterocins L50A and L50B, Two Novel Bacteriocins from Enterococcus faecium L50, Are Related to Staphylococcal Hemolysins

著者: Cintas, Luis M., Casaus, Pilar, Holo, Helge, Hernandez, Pablo E., Nes, Ingolf F., Håvarstein, Leiv Sigve
出版事項 1998

CRISPR Interference for Rapid Knockdown of Essential Cell Cycle Genes in Lactobacillus plantarum

著者: Myrbråten, Ine Storaker, Wiull, Kamilla, Salehian, Zhian, Håvarstein, Leiv Sigve, Straume, Daniel, Mathiesen, Geir, Kjos, Morten
出版年 mSphere (2019)

The Pneumococcal Cell Envelope Stress-Sensing System LiaFSR Is Activated by Murein Hydrolases and Lipid II-Interacting Antibiotics

著者: Eldholm, Vegard, Gutt, Beatrice, Johnsborg, Ola, Brückner, Reinhold, Maurer, Patrick, Hakenbeck, Regine, Mascher, Thorsten, Håvarstein, Leiv Sigve
出版事項 2010