Variant Bio has spent the last several years scouring the world for genetic outliers in human beings. It found a small group of “outlier humans” with special variations in their DNA that could affect disease risk and eventually be used to develop medicines to improve human life. Founded in New York, the 10-person startup’s lead geneticist Stephane Castel is focusing on the DNA of Sherpa people living at high altitudes in Nepal and Himalayas. Their unique genetic characteristics allow them to live healthy lives with blood oxygen levels far below what most humans need. Most people in high altitudes suffer...