Oteiza, P.; Köppen, M.; Krieg, M.; Pulgar, E.; Farias, C.; Melo, C.; Preibisch, S. W.; Müller, D. J.; Tada, M.; Hartel, S.et al.; Heisenberg, C.-P.; Concha, M. L.: Planar cell polarity signalling regulates cell adhesion properties in progenitors of the zebrafish laterality organ. Development 137 (20), pp. 3459 - 3468 (2010)
Scientists studying a rare population of tool-using chimpanzees have found that aging can have a profound impact on their abilities—but not all chimps decline equally.