IGF1R levels in the brain negatively correlate with longevity in 16 rodent species - Azpurua, Jorge; Yang, Jiang‐Nan; Meter, Michael Van; Liu, Zhengshan; Kim, Julie; Ladd, Aliny Antunes Barbosa Lobo; Ribeiro, Antonio Augusto Coppi Maciel; Gorbunova, Vera; Seluanov, Andrei (Aging, 2013)