What is a segment?

The segmentation clock: inherited trait or universal design principle?

(2012) David L Richmond et al.   CURRENT OPINION IN GENETICS & DEVELOPMENT

A segmentation clock operating in blastoderm and germband stages of Tribolium development

(2012) E. El-Sherif et al.   DEVELOPMENT

Segment polarity gene expression in a myriapod reveals conserved and diverged aspects of early head patterning in arthropods

(2012) Ralf Janssen   DEVELOPMENT GENES AND EVOLUTION

A Segmentation Clock with Two-Segment Periodicity in Insects

(2012) A. F. Sarrazin et al.   SCIENCE

Interplay between a Wnt-dependent organiser and the Notch segmentation clock regulates posterior development in Periplaneta americana

(2012) J. E. Chesebro et al.   Biology Open

Evolutionary plasticity of segmentation clock networks

(2011) A. J. Krol et al.   DEVELOPMENT

The functional relationship between ectodermal and mesodermal segmentation in the crustacean, Parhyale hawaiensis

(2011) Roberta L. Hannibal et al.   DEVELOPMENTAL BIOLOGY

Resolving the evolutionary relationships of molluscs with phylogenomic tools

(2011) Stephen A. Smith et al.   NATURE

Phylogenomic analyses unravel annelid evolution

(2011) Torsten H. Struck et al.   NATURE

A prominent requirement for single-minded and the ventral midline in patterning the dorsoventral axis of the crustacean Parhyale hawaiensis

(2010) M. A. Vargas-Vila et al.   DEVELOPMENT

Hox genes and regional patterning of the vertebrate body plan

(2010) Moises Mallo et al.   DEVELOPMENTAL BIOLOGY

Parallel evolution of segmentation by co-option of ancestral gene regulatory networks

(2009) Ariel D. Chipman   BIOESSAYS

Coordinated spatial and temporal expression of Hox genes during embryogenesis in the acoel Convolutriloba longifissura

(2009) Andreas Hejnol et al.   BMC BIOLOGY

Grandparental stem cells in leech segmentation: Differences in CDC42 expression are correlated with an alternating pattern of blast cell fates

(2009) Shaobing O. Zhang et al.   DEVELOPMENTAL BIOLOGY

Segmentation, metamerism and the Cambrian explosion

(2009) Juan Pablo Couso   INTERNATIONAL JOURNAL OF DEVELOPMENTAL BIOLOGY

Bilaterian Phylogeny: A Broad Sampling of 13 Nuclear Genes Provides a New Lophotrochozoa Phylogeny and Supports a Paraphyletic Basal Acoelomorpha

(2009) J. Paps et al.   MOLECULAR BIOLOGY AND EVOLUTION

Assessing the molluscan hypothesis Serialia (Monoplacophora+Polyplacophora) using novel molecular data

(2009) Nerida G. Wilson et al.   MOLECULAR PHYLOGENETICS AND EVOLUTION

The origin and evolution of arthropods

(2009) Graham E. Budd et al.   NATURE

Knockdown of Parhyale Ultrabithorax recapitulates evolutionary changes in crustacean appendage morphology

(2009) D. M. Liubicich et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Head segmentation in vertebrates

(2008) S. Kuratani et al.   INTEGRATIVE AND COMPARATIVE BIOLOGY

Segmental patterning of the vertebrate embryonic axis

(2008) Mary-Lee Dequéant et al.   NATURE REVIEWS GENETICS