An object of the invention is to provide a method for the treatment and prevention of bacterial infection caused by Enterobacteriaceae family in central nervous system and peripheral blood circulation in a mammal, which comprises administering to said mammal an effective amount of {TAIL ~ an outer membrane protein} A from {HEAD ~ Enterobacteriaceae family} 
An object of the invention is to provide a method for the treatment and prevention of bacterial infection caused by Enterobacteriaceae family in central nervous system and peripheral blood circulation in a mammal , which comprises administering to said mammal an effective amount of { TAIL ~ an outer membrane protein } A from { HEAD ~ Enterobacteriaceae family }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD