Your article on microbial-efflux-pump research immediately caused me to relate the phenomenon to immune system
response. Have the researchers considered the possibility of such a response triggering the
formation of efflux pumps, either specific to the triggering “foreign” body or to a group of
bodies similar to the cow pox-small pox link?
Robert E. Hubbard Winter Haven, Fla.
The subject is a good one for future research, says Paul M.
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