Article
Growth of Haemophilus influenzae in human milk: synthesis, distribution, and activity of IgA protease as determined by study of iga+ and mutant iga- cells.
The Journal of infectious diseases - 1 Jul 1992
Plaut A G, Qiu J, Grundy F, Wright A
Abstract excerpt
The nonencapsulated, IgA protease-positive Haemophilus influenzae strain Rd and serogroup b clinical isolates were found to proliferate in human milk. Growth did not require supplemental X and V factors. In milk, strain Rd synthesized IgA protease, but it was completely inhibited by antibody, so secretory IgA in milk cultures remained intact. Inhibition was largely attributable to IgA1 antibodies. Rd cells also...
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