title: Tubular heads in bacteriophages from lactic streptococci.
abstract: Tubular bacteriophage heads were observed in the lysate of two phages from Streptococcus lactis obtained from single plaques without mutagenesis. The frequency of appearance of the tubular heads was 2.5 and 16%.
authors.affiliation: Institut National de la Recherche Agonomique, Laboratoire de Recherches de Technologie Laitière, 35042 Rennes Cedex, and Laboratoire de Microbiologie Laitière, Centre National de la Recherche Zootechnique, 78350 Jouy-en-Josas, France.
authors.forename: M C
authors.initials: MC
authors.lastname: Chopin
authors.forename: M
authors.initials: M
authors.lastname: Rousseau