Adult-born hippocampal neurons are important for cognitive plasticity in rodents. There is
evidence for hippocampal neurogenesis in adult humans, although whether its extent is …

The contribution of cell generation to physiological heart growth and maintenance in
humans has been difficult to establish and has remained controversial. We report that the full …

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 …

The retrieval of mitochondrial DNA (mtDNA) sequences from four Neandertal fossils from
Germany, Russia, and Croatia has demonstrated that these individuals carried closely related …

On the basis of synchronization of three carbon-14 ( 14 C)-dated lacustrine sequences from
Sweden with tree ring and ice core records, the absolute age of the Younger Dryas-…

The myelination of axons by oligodendrocytes has been suggested to be modulated by
experience, which could mediate neural plasticity by optimizing the performance of the circuitry. …

2000 Nature America Inc.• http://g enetics. nature . com brief communications nature genetics•
volume 26• october 2000 145 human and Neandertal DNA sequences (as determined …

The hematopoietic system seeds the CNS with microglial progenitor cells during the fetal
period, but the subsequent cell generation dynamics and maintenance of this population have …

Adipose tissue mass is determined by the storage and removal of triglycerides in adipocytes
1 . Little is known, however, about adipose lipid turnover in humans in health and pathology…

As a long-lived beta-emitting radioisotope of iodine, 129 I is produced both naturally and as
a result of human nuclear activities. At present time, the main part of 129 I in the environment …