Oxygen and the spark of human brain evolution: complex interactions of metabolism and cortical expansion across development and evolution by Luppi, AI, Rosas, FE, Noonan, MP, Mediano, PAM, Kringelbach, ML, Carhart-Harris, RL, Stamatakis, EA, Vernon, AC, Turkheimer, FE

Evaluation of [13N]ammonia positron emission tomography as a potential method for quantifying glutamine synthetase activity in the human brain by Egerton, A, Dunn, JT, Singh, N, Yu, Z, O'Doherty, J, Koychev, I, Webb, J, Claridge, S, Turkheimer, FE, Marsden, PK, Hammers, A, Gee, A