'Royal Disease' Was Hemophilia B (3 of 6) (IMAGE)

American Association for the Advancement of Science (AAAS)

'Royal Disease' Was Hemophilia B (3 of 6)

Caption

This is Empress Alexandra Feodorovna and Prince Alexei in 1911. This image relates to an article that appeared in the October 8 issue of Science Express, published by AAAS. The study, by Dr. E.I. Rogaev of the University of Massachusetts Medical School in Worcester, Mass., and colleagues, was titled, "Genotype Analysis Identifies the Cause of the 'Royal Disease.'"

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Permission of the State Archives of the Russian Federation

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