what's more interesting is that oftentimes, nature gives us mocule's that may not make it fully through fda trials, but teach us a tremendous amount about how our bodies work in helping disease. inre is a drug used patients and used on coronary artery stance. these are little mesh tubes that get put into the blood vessels and supply the heart with oxygen. they are put in after a heart attack and the artery gets clogged. the drug comes from a soil microbes on easter island. it's becoming incredibly useful. it turns out that its value to medicine is far greater as a drug. we were able to understand a part of how a our cells know when to divide because of this drug. there is a protein in every cell called the molecular targets and we only discovered this protein because we found this molecule in nature. this protein is the gatekeeper r when the cell knows when to divide. sometimes because nature works through trial and error as it tries to figure out how to deal with all the challenges that come up, it can come up with solutions or molecules that no rational person might conceive of. those