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I have seen people wonder, given that the area never saw heavy Arab or Phoenician colonization, why the Messina/Catania/Enna area seems to have the highest affinity to the Near East and is on par with only the most outlying Greek islands in genes, and are so Near Eastern that the "half Spanish half Lebanese" model fails for them.
I have long proposed that these regions have changed comparatively little over the last 3000 years, while other neighboring regions changed much more. Therefore, we should reevaluate what we know of the history.
Here is what I see, explaining the low Northern affinity:
1. I1 and I2a2, which would arrive by the Normans, are lacking entirely.
2. R1b is very low, for Italian standards, implying a smaller impact from the Italian mainland and Western Europe.
3. R1a (which could be either from Normans, Greeks, or even older Indo-European settlement) is lower than the rest of the island.
And they also do not have much historical MENA input either, implying that which they have is very, very ancient:
1. Haplogroups T and J1, which would have been brought from actual Arabs or indirectly via North Africa, are much lower than on the southern coast.
2. J2 and E1b1b, which would have been more common in a pre-Arab Middle East, are high.
So while it is said the original people of eastern Sicily were Siculi and were an Italic group, the genes do not bear out a mass migration from mainland Italy to there.
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