Latest papers

Identification of a new insertion element, similar to gram-negative IS26, on the lactose plasmid of Streptococcus lactis ML3.

[Properties of a plasmid pRY82, mediating lactose-utilization, isolated from a Salmonella litchfield strain].

Restriction enzyme analysis of lactose and bacteriocin plasmids from Streptococcus lactis subsp. diacetylactis WM4 and cloning of BclI fragments coding for bacteriocin production.

Conduction of nonconjugative plasmids by F' lac is not necessarily associated with transposition of the gamma delta sequence.

Conjugal transfer of E. coli F'lac from Erwinia chrysanthemi to Pseudomonas syringae pv. glycinea and the apparent stable incorporation of the plasmid into the pv. glycinea chromosome.

Mechanism of conjugation and recombination in bacteria. XXI. Role of F factor genes in post-conjugational recombination in Escherichia coli K-12.

The infidelity of conjugal DNA transfer in Escherichia coli.

Plasmid complements of Streptococcus lactis NCDO 712 and other lactic streptococci after protoplast-induced curing.

In vitro construction and characterization of phoA-lacZ gene fusions in Escherichia coli.

[Fragmentation of the lactose-protease plasmid in lactose-negative derivatives of Streptococcus lactis and S. lactis ssp. diacetylactis].

Recombinant plasmid associated cell aggregation and high-frequency conjugation of Streptococcus lactis ML3.

Sequence relationships between plasmids carrying genes for lactose utilization.

Klebsiella and Enterobacter strains derived from hospital infections. II. Occurrence and characterization of R-, Lac- and Col- plasmids and their clinical-epidemiological significance.

Modulation of transcription from chromatin assembled in vitro.

[Discovery and study of Tn951, the first lactose transposon].

Lactose carrier protein of Escherichia coli: studies on purification, biosynthesis, and mechanism.

The lactose transposon Tn951: characterization of transposition.

Consequences of interaction between F plasmid and a drug-resistance plasmid belonging to incompatibility group F1.

[Transforming activity of R- and Lac-plasmids of clinical strains of Gram-negative bacteria].

Preparation and characterization of large amounts of restriction fragments containing the E. coli lac control elements.