Chronic activation of γ2 AMPK induces obesity and reduces β cell function by Yavari, A, Stocker, C, Ghaffari, S, Wargent, E, Steeples, V, Czibik, G, Pinter, K, Bellahcene, M, Oliver, P, Stockenhuber, A, Nguyen, C, Lazdam, M, Kyriakou, T, Parnis, J, Sarma, D, Katritsis, G, Wortmann, D, Harper, A, Brown, L, Peirson, S, Redwood, C, Watkins, H, Ashrafian, H