Biomedicine: Stem-cell competition p.25
doi: 10.1038/418025a
Volume 418 Issue 6893
News & Views
Planetary science: An older face for Mars p.27
doi: 10.1038/418027a
Embryology: Fluid flow and broken symmetry p.29
doi: 10.1038/418029a
Materials science: Crystallization of silicon ideas p.30
doi: 10.1038/418030a
Genome sequencing: Stick it in the family album p.30
doi: 10.1038/418030b
Planet formation: Enigmatic emission p.31
doi: 10.1038/418031a
Metabolism: Demand management in cells p.33
doi: 10.1038/418033a
Relativity: Special treatment p.34
doi: 10.1038/418034a
Palaeontology: Early land vertebrates p.35
doi: 10.1038/418035a
Articles
Pluripotency of mesenchymal stem cells derived from adult marrow p.41
doi: 10.1038/nature00870
Dopamine neurons derived from embryonic stem cells function in an animal model of Parkinson's disease p.50
doi: 10.1038/nature00900
Letters
CO and H3+ in the protoplanetary disk around the star HD141569 p.57
doi: 10.1038/nature00800
Interpretation of tomography and spectroscopy as dual forms of quantum computation p.59
doi: 10.1038/nature00801
Mechanism of hydrogen-induced crystallization of amorphous silicon p.62
doi: 10.1038/nature00866
Muted climate variations in continental Siberia during the mid-Pleistocene epoch p.65
doi: 10.1038/nature00886
Mineralogy of the mid-ocean-ridge basalt source from neodymium isotopic composition of abyssal peridotites p.68
doi: 10.1038/nature00798
An early tetrapod from 'Romer's Gap' p.72
doi: 10.1038/nature00824
A host?parasite interaction rescues Drosophila oogenesis defects p.76
doi: 10.1038/nature00843
Sequence and analysis of chromosome 2 of Dictyostelium discoideum p.79
doi: 10.1038/nature00847
Intracellular calcium stores regulate activity-dependent neuropeptide release from dendrites p.85
doi: 10.1038/nature00822
Capacitance steps and fusion pores of small and large-dense-core vesicles in nerve terminals p.89
doi: 10.1038/nature00852
Dynamic interactions of cyclic AMP transients and spontaneous Ca2+ spikes p.93
doi: 10.1038/nature00835
Determination of left?right patterning of the mouse embryo by artificial nodal flow p.96
doi: 10.1038/nature00849
AID mutates E. coli suggesting a DNA deamination mechanism for antibody diversification p.99
doi: 10.1038/nature00862
Ubiquitination of histone H2B regulates H3 methylation and gene silencing in yeast p.104
doi: 10.1038/nature00883
