(651) The central autonomic nervous system: conscious visceral perception and autonomic pattern generation.   Saper CB.   2002.   Annual Review of Neuroscience, volume 25, pages 433-469.

(652) Intrinsic brain activity sets the stage for expression of motivated behavior.   Raichle ME and Gusnard DA.   2005.   Journal of Comparative Neurology, volume 493, pages 167-176.

(653) Altruism as a handicap: the limitations of kin selection and reciprocity.   Zahavi A.   1995.   Journal of Avian Biology, volume 26, pages 1-3.

(654) Direct hypothalamic innervation of the trigeminal motor nucleus: a retrograde tracer study.   McGregor R, Damian A, Fabbiani G, Torterolo P, Pose I, Chase M and Morales FR.   2005.   Neuroscience, volume 136, pages 1073-1081.

(655) Morphological impairments in retinal neurons of the scotopic visual pathway in a monkey model of Parkinson's disease.   Cuenca N, Herrero MT, Angulo A, de Juan E, Martinez-Navarrete GC, Lopez S, Barcia C and Martin-Nieto J.   2005.   Journal of Comparative Neurology, volume 493, pages 261-273.

(656) An evolutionary relationship between genetic variation and phenotypic fluctuation.   Kaneko K and Furusawa C.   2006.   Journal of Theoretical Biology, volume 240, pages 78-86.

(657) A within-species warning function for an aposematic signal.  Papaj DR and Newsom GM.   2005.   Proceedings. Biological Sciences / The Royal Society, volume 272, pages 2519-2523.

(658) Sensory and motor effects of etomidate anesthesia.   Englemann J, Bacelo J, van den Burg E and Grant K.   2006.   Journal of Neurophysiology, volume 95, pages 1231-1243.

(659) Bistable behavior originating in the axon of a crustacean motor neuron.   Le T, Verley DR, Goaillard JM, Messinger DI, Christie AE and Birmingham JT.   2006.   Journal of Neurophysiology, volume 95, pages 1356-1368.

(660) Crosstalk in G protein-coupled receptors: changes at the transmembrane homodimer interface determine activation.   Guo W, Shi L, Filizola M, Weinstein H and Javitch JA.   2005.   Proceedings of the National Academy of Sciences of the United States of America, volume 102, pages 17495-17500.