Speculation that the Ashkenazi arose from Khazar stock surfaced in the later 19th century and has met with mixed fortunes in the scholarly literature. In late 2012 Eran Elhaik, a research associate studying genetics at the Johns Hopkins University School of Public Health, argued for Khazar descent in his paper The Missing Link of Jewish European Ancestry: Contrasting the Rhineland and the Khazarian Hypotheses. A 2013 study of Ashkenazi mitochondrial DNA found no significant evidence of Khazar contribution to the Ashkenazi Jewish DNA, as would be predicted by the Khazar hypothesis.
জনস হপকিন্স ইউনিভার্সিটি স্কুল অফ পাবলিক হেলথের এরান এলহাইক কি খাজার বংশোদ্ভূত বংশোদ্ভূত ব্যক্তির পক্ষে নাকি বিপক্ষে যুক্তি দিয়েছিলেন?
argued for Khazar descent