According to a news report on Nature,  the drug,  lactocillin, hints at the untapped medical potential of this microbial landscape.

Michael Fischbach led a team to figure out how our microbiomes (the bacteria living in our bodies) impact our health, research which proceeded to reveal thousands of molecules that could act as drugs.

One example of these was a thiopeptide antibiotic produced by a bacteria that normally lives in the vagina.
For more http://www.timeslive.co.za