"The first such migration is predicted to have occurred at the onset of the Neolithic, and accordingly J1e parallels the establishment of rain-fed agriculture and semi-nomadic herders throughout the Fertile Crescent. Subsequently, J1e lineages might have been involved in episodes of the expansion of pastoralists into arid habitats coinciding with the spread of Arabic and other Semitic-speaking populations."

Chiaroni, J., King, R., Myres, N. et al. The emergence of Y-chromosome haplogroup J1e among Arabic-speaking populations. Eur J Hum Genet 18, 348–353 (2010). https://doi.org/10.1038/ejhg.2009.166 #Journal #Article #Science #STEM #Genetics #Anthropology #Genealogy #Biology #Haplogroup #Neolithic #Arabic #Languages #Pastoralism #Academia #Academic #Academics @science @biology @anthropology