Cupiennius salei and Achaearanea tepidariorum: Spider models for investigating evolution and development

AP McGregor, M Hilbrant, M Pechmann… - …, 2008 - Wiley Online Library
The spiders Cupiennius salei and Achaearanea tepidariorum are firmly established laboratory
models that have already contributed greatly to answering evolutionary developmental …

[HTML][HTML] The house spider genome reveals an ancient whole-genome duplication during arachnid evolution

…, T Clarke, DJ Leite, T Wierschin, M Pechmann… - BMC biology, 2017 - Springer
Background The duplication of genes can occur through various mechanisms and is thought
to make a major contribution to the evolutionary diversification of organisms. There is …

Patterning mechanisms and morphological diversity of spider appendages and their importance for spider evolution

M Pechmann, S Khadjeh, F Sprenger… - Arthropod structure & …, 2010 - Elsevier
… geniculata (Araneae: Mygalomorphae), volume 219, 2009, pages 189–198, authors M.
Pechmann and NM Prpic, figure number 8, copyright © by Springer and The Author(s). …

[HTML][HTML] Gene content evolution in the arthropods

…, N Osuji-Lacy, SR Palli, KA Panfilio, M Pechmann… - Genome biology, 2020 - Springer
Background Arthropods comprise the largest and most diverse phylum on Earth and play
vital roles in nearly every ecosystem. Their diversity stems in part from variations on a …

[HTML][HTML] Conservation, loss, and redeployment of Wnt ligands in protostomes: implications for understanding the evolution of segment formation

R Janssen, M Le Gouar, M Pechmann, F Poulin… - BMC evolutionary …, 2010 - Springer
Background The Wnt genes encode secreted glycoprotein ligands that regulate a wide
range of developmental processes, including axis elongation and segmentation. There are …

An ancestral regulatory network for posterior development in arthropods

AP McGregor, M Pechmann, EE Schwager… - … & integrative biology, 2009 - Taylor & Francis
A number of recent studies have investigated posterior development in several different
arthropods. As previously found in spiders, it has been discovered that Delta-Notch signaling is …

[PDF][PDF] Wnt8 is required for growth-zone establishment and development of opisthosomal segments in a spider

AP McGregor, M Pechmann, EE Schwager, NM Feitosa… - Current Biology, 2008 - cell.com
The Wnt genes encode secreted glycoprotein ligands that regulate many developmental
processes from axis formation to tissue regeneration [1]. In bilaterians, there are at least 12 …

[PDF][PDF] Toll genes have an ancestral role in axis elongation

MA Benton, M Pechmann, N Frey, D Stappert… - Current Biology, 2016 - cell.com
… Putative Toll genes were identified by BLAST analysis [S5] against a Gryllus embryonic
transcriptome (M. Pechmann and NJ Kenny, unpublished) using the Drosophila orthologs. Toll …

Divergent role of the Hox gene Antennapedia in spiders is responsible for the convergent evolution of abdominal limb repression

S Khadjeh, N Turetzek, M Pechmann… - Proceedings of the …, 2012 - National Acad Sciences
Evolution often results in morphologically similar solutions in different organisms, a phenomenon
known as convergence. However, there is little knowledge of the processes that lead to …

[HTML][HTML] A Comprehensive Reference Transcriptome Resource for the Common House Spider Parasteatoda tepidariorum

…, V Zeng, EE Schwager, M Pechmann, M Hilbrant… - PLoS …, 2014 - journals.plos.org
Parasteatoda tepidariorum is an increasingly popular model for the study of spider
development and the evolution of development more broadly. However, fully understanding the …