Neurogenesis in the Striatum of the Adult Human Brain
Author(s) -
Aurélie Ernst,
Kanar Alkass,
Samuel Bernard,
Mehran Salehpour,
Shira Perl,
John F. Tisdale,
Göran Possnert,
Henrik Druid,
Jonas Frisén
Publication year - 2014
Publication title -
cell
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 26.304
H-Index - 776
eISSN - 1097-4172
pISSN - 0092-8674
DOI - 10.1016/j.cell.2014.01.044
Subject(s) - biology , neurogenesis , striatum , neuroscience , human brain , dopamine
In most mammals, neurons are added throughout life in the hippocampus and olfactory bulb. One area where neuroblasts that give rise to adult-born neurons are generated is the lateral ventricle wall of the brain. We show, using histological and carbon-14 dating approaches, that in adult humans new neurons integrate in the striatum, which is adjacent to this neurogenic niche. The neuronal turnover in the striatum appears restricted to interneurons, and postnatally generated striatal neurons are preferentially depleted in patients with Huntington's disease. Our findings demonstrate a unique pattern of neurogenesis in the adult human brain.
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