DNA test can detect Picts' descendants By Auslan Cramb, Scottish Correspondent (Filed: 14/08/2006) A geneticist has created a DNA test for "Scottishness" that will tell people whether they are direct descendants of the Picts. The test, expected to cost about £130, checks a sample of saliva against 27 genetic markers linked to some of the earliest inhabitants of Scotland. Dr Jim Wilson, of the public health sciences department at Edinburgh University, said: "We started this work a few years ago, looking at the Norse component, and we proved that a large proportion of people on Orkney are descended from Vikings....