The Protection Afforded by Vaccination against Secondary Invaders during Colds in Infancy
نویسنده
چکیده
All intensive course of vaccination with the pathogenic bacteria of the upper respiratory tract modified favorably the winter outbreak of severe respiratory disease in an infant population. The incidence of the common cold was not affected. The significance of these findings is discussed.
منابع مشابه
Studies on the Common Cold
1. The upper respiratory tract is sterile at birth. 2. In the first 2 weeks of life the infant acquires a basal flora comparable to that of adults except that the potential pathogens are absent. 3. During the ensuing months the potential pathogens may appear without giving rise to symptoms and by 8 months the infant's flora is entirely comparable to the adult's. 4. There is no evidence of a spe...
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The partial protection afforded by four injections of a heated culture of Bacillus abortus of normal virulence during the first pregnancy is in part lost in the second. The superiority of a single injection of a living culture of relatively low virulence is evident in both pregnancies. In the experiment described, the protection was complete.
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ورودعنوان ژورنال:
- The Journal of Experimental Medicine
دوره 60 شماره
صفحات -
تاریخ انتشار 2003