Adult neurogenesis is mediated by immature neural precursors that divide within the residual germinal matrices of the brain. In the paper by in this issue of Neuron, the "cause and effect" of adult neurogenesis takes a major step forward with the description of a vascular signaling network that influences neuronal precursor migration and fate.

About the author. . . . Friedrich Nietzsche’s (1844-1900) intuitive and visceral rejection of the economics, politics, and science of European civilization in the 19th century led him to predict, “There will be wars such as there have never been on earth before.” His dominant aphoristic style of writing and his insistence of truth as convenient fiction, or irrefutable error, have puzzled philos...

Este artículo explora el nuevo significado que adquiere sufrimiento a partir de la doctrina cosmológica y ética del eterno retorno en filosofía Nietzsche. El papel nos permite comprender por qué Nietzsche consideraba «el gran pensamiento criador». opera una transformación afectividad selecciona nuevos valores modos experimentar sufrimiento, aprobando «disciplina sufrimiento» condenando culpa, c...