Research Topics
Genomes and GenesSpecies | Esther M VerheyenSummaryAffiliation: Simon Fraser University Country: Canada Publications
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Detail Information
Publications
The tissue polarity gene nemo carries out multiple roles in patterning during Drosophila developmentE M Verheyen
Department of Molecular Biology and Biochemistry, Simon Fraser University, B C, V5A 1S6, Burnaby, Canada
Mech Dev 101:119-32. 2001..The expression of nemo during embryogenesis is dynamic and dsRNA inhibition and ectopic expression studies indicate that nemo is essential during embryogenesis...
Drosophila Nemo antagonizes BMP signaling by phosphorylation of Mad and inhibition of its nuclear accumulationYi Arial Zeng
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, British Columbia, V5A 1S6, Canada
Development 134:2061-71. 2007..This is the first example of the inhibition of Drosophila BMP signaling by a MAPK and represents a novel mechanism of Smad inhibition through the phosphorylation of a conserved serine residue within the MH1 domain of Mad...
Regulation of Wnt/beta-catenin signaling by protein kinasesEsther M Verheyen
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, BC, Canada
Dev Dyn 239:34-44. 2010..Protein kinases have emerged as key regulators at multiple steps of the Wnt pathway. In this review, we present a synthesis covering the latest information on how Wnt signaling is regulated by diverse protein kinases...
Opposing effects of Wnt and MAPK on BMP/Smad signal durationEsther M Verheyen
Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, BC V5A 1S6, Canada
Dev Cell 13:755-6. 2007....
Inhibition of Drosophila Wg signaling involves competition between Mad and Armadillo/beta-catenin for dTcf bindingYi Arial Zeng
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, British Columbia, Canada
PLoS ONE 3:e3893. 2008....
Hipk is an essential protein that promotes Notch signal transduction in the Drosophila eye by inhibition of the global co-repressor GrouchoWendy Lee
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, British Columbia, Canada
Dev Biol 325:263-72. 2009....
Homeodomain-interacting protein kinases (Hipks) promote Wnt/Wg signaling through stabilization of beta-catenin/Arm and stimulation of target gene expressionWendy Lee
Department of Molecular Biology and Biochemistry, Simon Fraser University, 8888 University Drive, Burnaby, BC, V5A 1S6 Canada
Development 136:241-51. 2009..We observe similar molecular interactions between Lef1/beta-catenin and vertebrate Hipk2, suggesting a direct and conserved role for Hipk proteins in promoting Wnt signaling...
Nemo phosphorylates Even-skipped and promotes Eve-mediated repression of odd-skipped in even parasegments during Drosophila embryogenesisLorena R Braid
Dept of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, BC, Canada V5A 1S6
Dev Biol 343:178-89. 2010..These studies reveal a novel role for the Nmo kinase in embryonic pattern formation through its regulation of the homeodomain-containing transcription factor Eve...
Drosophila homeodomain-interacting protein kinase inhibits the Skp1-Cul1-F-box E3 ligase complex to dually promote Wingless and Hedgehog signalingSharan Swarup
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, BC, Canada V5A 1S6
Proc Natl Acad Sci U S A 108:9887-92. 2011....
Drosophila nemo promotes eye specification directed by the retinal determination gene networkLorena R Braid
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, British Columbia V5A 1S6, Canada
Genetics 180:283-99. 2008..Together, our genetic analyses reveal that nmo promotes normal and ectopic eye development directed by the RDGN...
Nemo is an inducible antagonist of Wingless signaling during Drosophila wing developmentYi A Zeng
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, BC, V5A 1S6, Canada
Development 131:2911-20. 2004..These observations suggest that the patterning mechanism governed by Wg involves a negative feedback circuit in which Wg induces expression of its own antagonist Nemo...
Hipk proteins dually regulate Wnt/Wingless signal transductionEsther M Verheyen
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, BC, Canada
Fly (Austin) 6:126-31. 2012..Moreover, we describe here that Hipk proteins have a role independent of their effect on β-catenin/Armadillo stability to enhance Wnt/Wingless signaling...
Drosophila nemo is an essential gene involved in the regulation of programmed cell deathIvana Mirkovic
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, BC, V5A 1S6, Canada
Mech Dev 119:9-20. 2002..Such an observation supports the model that there is cross-talk between Wnt, TGFbeta and JNK signaling at multiple stages of development...
Characterization of Dir: a putative potassium inward rectifying channel in DrosophilaSheila J MacLean
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, British Columbia Canada V5A 1S6
Mech Dev 116:193-7. 2002..Though there are other known potassium channels in Drosophila such as ether-a-go-go and shaker, most are voltage-gated channels. As an important first step in characterizing Kir channels in Drosophila, we initiated studies on Dir...
Homeodomain-interacting protein kinase regulates Yorkie activity to promote tissue growthJoanna Chen
Department of Molecular Biology and Biochemistry, Simon Fraser University, Burnaby, British Columbia V5A 1S6, Canada
Curr Biol 22:1582-6. 2012..Hipk phosphorylates Yki and in vivo analyses show that Hipk's regulation of Yki is kinase-dependent. To our knowledge, this is the first kinase identified to positively regulate Yki...
