http://www.intechopen.com/books/fibrinolysis-and-thrombolysis/an-insight-into-the-abnormal-fibrin-clots-its-pathophysiological-roles Day 186 has 48 protein-coding genes (browser view) including PLAT (plasminogen activator, tissue).
Tissue plasminogen activator (tPA) is a natural signal to break down clots. It can be given as a drug for stroke and heart attack.
Click here to see all 8537566 letters of Day 186 with PLAT underlined.