“A mutation in APP protects against Alzheimer’s disease and age-related cognitive decline,” by Thorlakur Jonsson, Jasvinder K. Atwal, Stacy Steinberg, Jon Snaedal, Palmi V. Jonsson, Sigurbjorn Bjornsson, Hreinn Stefansson, Patrick Sulem, Daniel Gudbjartsson, Janice Maloney, Kwame Hoyte, Amy Gustafson, Yichin Liu, Yanmei Lu, Tushar Bhangale, Robert R. Graham, Johanna Huttenlocher, Gyda Bjornsdottir, Ole A. Andreassen, Erik G. Jonsson, Aarno Palotie, Timothy W. Behrens, Olafur T. Magnusson, Augustine Kong, Unnur Thorsteinsdottir, Ryan J. Watts & Kari Stefansson (Vol. 488, No. 7409, August 2, 2012, p. 96-99).
www.nature.com/nature/journal/v488/n7409/abs/nature11283.html