Takano T. Study of changes in the immunizing properties of typhoid bacillus, cultivated on a medium containing homologous immune serum, and the characteristics of the newly formed variants. (Ztschr. F. Jmmunitätsf., Bd. 90.1937)
Kazan medical journal ›› 1937, Vol. 33 ›› Issue (9) : 1140 -1140.
The author studied 16 strains of typhoid bacillus from the point of view that interested him, of which 9 were common, well agglutinated, and 7 were nonspecific, with difficulty agglutinating. All these strains were cultivated in a broth containing homologous immune serum at a dilution of 1: 200 and were inoculated onto this medium regularly once every 2 months for 7 years.
Board E.
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