(2381) Tracing information flow on a global scale using internet chain-letter data.   Liben-Nowell D and Kleinberg J.   2008.   Proceedings of the National Academy of Sciences of the United States of America, volume 105, pages 4633-4638.

(2382) Chemical transmission between dopaminergic neuron pairs.   Vandecasteele M, Glowinski J, Deniau JM and Venance L.   2008.   Proceedings of the National Academy of Sciences of the United States of America, volume 105, pages 4904-4909.

(2383) Are there differences in immune function between continental and insular birds?   Matson KD.   2006.   Proceedings. Biological Sciences / The Royal Society, volume 273, pages 2267-2274.

(2384) Facial and bodily correlates of family background.   Boothroyd LG and Perrett DI.   2006.   Proceedings. Biological Sciences / The Royal Society, volume 273, pages 2375-2380.

(2385) A double-blind randomized placebo-controlled phase III study of a Pseudomonas aeruginosa flagella vaccine in cystic fibrosis patients.   Döring G, Meisner C and Stern M; for the Flagella Vaccine Trial Study Group.   2007.   Proceedings of the National Academy of Sciences of the United States of America, volume 105, pages 11020-11025.

(2386) Homeostatic regulation of sleep: a role for preoptic area neurons.   Gvilia I, Xu F, McGinty D and Szymusiak R.   2006.   Journal of Neuroscience, volume 26, pages 9426-9433.

(2387) Olanzapine plus carbamazepine v. carbamazepine alone in treating manic episodes.   Tohen M, Bowden CL, Smulevich AB, Bergstrom R, Quinlan T, Osuntokun O, Wang WV, Oliff HS, Martenyi F, Kryzhanovskaya LA and Greil W.   2008.   British Journal of Psychiatry, volume 192, pages 135-143.

(2388) Large-scale model of mammalian thalamocortical systems.   Izhikevich EM and Edelman GM.   2008.   Proceedings of the National Academy of Sciences of the United States of America, volume 105, pages 3593-3598.

(2389) p21Cip1 restricts neuronal proliferation in the subgranular zone of the dentate gyrus of the hippocampus.    Pechnick RN, Zonis S, Wawrowsky K, Pourmorady J and Chesnokova V.   2008.   Proceedings of the National Academy of Sciences of the United States of America, volume 105, pages 1358-1363.    Comment. Cell cycle regulation, neurogenesis, and depression.   Cunningham KA and Watson CS.    2008.   Proceedings of the National Academy of Sciences of the United States of America, volume 105, pages 2259-2260.

(2390) Separating pitch chroma and pitch height in the human brain.   Warren JD, Uppenkamp S, Patterson RD and Griffiths TD.    2003.   Proceedings of the National Academy of Sciences of the United States of America, volume 100, pages 10038-10042.