Horizontal Transfer of Two Operons Coding for Hydrogenases Between Bacteria and Archaea Alexandra CalteauManolo GouyGuy Perrière OriginalPaper Pages: 557 - 565
Adaptive Diversification of Vomeronasal Receptor 1 Genes in Rodents Peng ShiJoseph P. BielawskiYa-ping Zhang OriginalPaper Pages: 566 - 576
Explosive Lineage-Specific Expansion of the Orphan Nuclear Receptor HNF4 in Nematodes Marc Robinson-RechaviClaude V. MainaAnn Sluder OriginalPaper Pages: 577 - 586
Sequence Variation in the tRNA Genes of Human Mitochondrial DNA Tiina VilmiJukka S. MoilanenKari Majamaa OriginalPaper Pages: 587 - 597
Different Epidemic Potentials of the HIV-1B and C Subtypes Marco SalemiTulio de OliveiraWalter M. Fitch OriginalPaper Pages: 598 - 605
Molecular Evolution of Prolactin in Primates O. Caryl WallisAkofa O. Mac-KwashieMichael Wallis OriginalPaper Pages: 606 - 614
Structure, Evolution, and Expression of the Two Invertase Gene Families of Rice Xuemei JiWim Van den EndeJohn Bennett OriginalPaper Pages: 615 - 634
Grass Evolution Inferred from Chromosomal Rearrangements and Geometrical and Statistical Features in RNA Structure Gustavo Caetano-Anollés OriginalPaper Pages: 635 - 652
The α-Globin Gene Family of an Australian Marsupial, Macropus eugenii: The Long Evolutionary History of the θ-Globin Gene and Its Functional Status in Mammals Steven J.B. CooperDavid WheelerRobert A.B. Holland OriginalPaper Pages: 653 - 664
Molecular Evolution of Duplicated Ray Finned Fish HoxA Clusters: Increased Synonymous Substitution Rate and Asymmetrical Co-divergence of Coding and Non-coding Sequences Günter P. WagnerKazuhiko TakahashiChris Amemiya OriginalPaper Pages: 665 - 676
BoS: A Large and Diverse Family of Short Interspersed Elements (SINEs) in Brassica oleracea Xiaoyu ZhangSusan R. Wessler OriginalPaper Pages: 677 - 687
On the Structural Differences Between Markers and Genomic AC Microsatellites Fabio PardiRichard M. SiblyJohn C. Whittaker Letter to the Editor Pages: 688 - 693