Golden hamster stock of hamsters was exported from Syria to the United States in 1971, but apparently none of today's North American pets is descended from these (at least in the female line), because recent mitochondrial DNA studies have established that all domestic golden hamsters are descended from one female – probably the one captured in 1930 in Syria. Since the species was named, the genus "Cricetus" has been subdivided and this species (together with several others) was separated into the genus "Mesocricetus", leading to the currently accepted scientific name for the golden hamster of "Mesocricetus auratus". Following Professor Aharoni's collection in
Country-of-origin effect countries of design, manufacture and the parent brand are different, research suggests all three matter to consumers, but the country of manufacture may matter most. Some research suggests that younger consumers care significantly less than older people about country of origin, but other studies resulted in different findings. The research on whether men or women care more about country of origin is also inconclusive. A U.S. study found American college students more willing to buy a "made in China" teddy bear when it was sold at an American store they believed was benevolent, competent and honest, suggesting that negative country