being aware of this, it is evident the Anglo-Saxon migration from the 5th century AD will need to have abruptly released a big variety of continental DF19 subclades in the British Isles. For example, the skeleton of a man (sample I17277) buried in Hartlepool (northeastern England) among 600 and 900 AD was genotyped as DF88 > S4281> Z17112 > S17075