Full text not available. This article's full text was not recovered in the archive. The citation and links above point to the published record. Related research Microbiology 136(7):1313 Microbiology Structure of a Rhodococcus gene encoding pigment production in Escherichia coli Journal of General Microbiology · 1990 Lactoferrin and transferrin damage of the Gram-negative outer membrane is modulated by Ca2+ and Mg2+ Journal of General Microbiology · 1990 Next article in this issue →Microbiology 136(7):1313