Germs that cure. Doctors who infect.
Even though
germs on doctors' neckties include disease agents,
other germs in the mouth prevent mother-child HIV transmission, and
still other germs in the gut help prevent allergies.
If the health breakthroughs of the 20th century were about eradicating disease-causing organisms -- with antibiotics, inoculation, and hygeine -- the breakthroughs of the 21st century could be identifying, cultivating, and deploying a large array of health-giving microbes. Is there a bacteria or virus out there that once discovered will save as many lives as penicillin has?
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