A Database of Drosophila Genes & Genomes

FB2013_03, released May 7th, 2013
 

Allele Dmel\p38bScer\UAS.cAa

General Information
SymbolDmel\p38bScer\UAS.cAaSpeciesD. melanogaster
NameSaccharomyces cerevisiae UAS construct a of Adachi-YamadaFlyBase IDFBal0096730
Feature typealleleAssociated geneDmel\p38b
Allele class
Mutagenin vitro construct - regulatory fusion
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Description
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FB2013_03
FB2013_02
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Protein sequence
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Nature of the lesion
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Construct: p38b is expressed under the control of Scer\UAS regulatory sequences.
Carried in construct
Cytology
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Statement
Reference
Flies expressing p38b[Scer\UAS.cAa] in muscles throughout their lifetimes under the control of either Scer\GAL4[Mhc.PW], Scer\GAL4[Mef2.PR], Scer\GAL4[how-24B], Scer\GAL4[EDTP-DJ694] or Scer\GAL4[DJ757] live significantly longer than controls. Pan-neuronal expression under the control of Scer\GAL4[elav-C155] has no effect on lifespan. Expression of p38b[Scer\UAS.cAa] in muscles under the control of Scer\GAL4[Mhc.PW], and restricted to post-eclosion stages using Scer\GAL80[ts.αTub84B], results in a modest increase in lifespan compared to controls. Restricting p38b[Scer\UAS.cAa] expression to adult stage neurons under the control of Scer\GAL4[elav-C155] has no effect on lifespan. Expression of p38b[Scer\UAS.cAa] in muscles under the control of Scer\GAL4[Mhc.PW] suppresses the lethality that is usually seen in response to heat and dry starvation. No suppression of the phenotype occurs when p38b[Scer\UAS.cAa] is expressed in neurons under the control of Scer\GAL4[elav-C155]. Expression of p38b[Scer\UAS.cAa] in muscles under the control of Scer\GAL4[Mef2.PR] confers additional resistance to hydrogen peroxide-induced oxidative stress compared to wild type. A similar phenotype is seen when p38b[Scer\UAS.cAa] is expressed in the p38Kb expression domain under the control of Scer\GAL4[p38b-83].
Expression of p38b[Scer\UAS.cAa] using Scer\GAL4[da.G32] or Scer\GAL4[Pxn.PS] suppresses Salmonella-induced lethality without a subsequent reduction in bacterial load. The tolerance of p38b[Scer\UAS.cAa] Scer\GAL4[da.G32] flies to Salmonella infection is abolished if the engulfing function of hemocytes is blocked through the introduction of non-digestible latex beads. Following infection with Salmonella, Scer\GAL4[Pxn.PS], p38b[Scer\UAS.cAa] flies show an increase in intracellular persistence of Salmonella. This contrasts with controls, in which the intracellular Salmonella count clearly decreases during infection.
Suppression by Df(2L)b82a2 or p38bDN.Scer\UAS of the wing phenotype caused by tkvCA.Scer\UAS expressed under the control of Scer\GAL471B is reduced if the flies are also coexpressing p38bScer\UAS.cAa.
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Reference
Expression of p38b[Scer\UAS.cAa] in muscles under the control of Scer\GAL4[Mef2.PR] significantly rescues the reduction in lifespan seen in p38b[Δ25] Mpk2[1] double mutants. No rescue is seen when p38b[Scer\UAS.cAa] is expressed in neurons under the control of Scer\GAL4[elav-C155]. Expression of p38b[Scer\UAS.cAa] in muscles under the control of Scer\GAL4[Mef2.PR] suppresses the geotaxis and walking defects seen in p38b[Δ25] Mpk2[1] double mutant females. No suppression is seen when p38b[Scer\UAS.cAa] is expressed pan-neuronally under the control of Scer\GAL4[elav-C155]. Expression of p38b[Scer\UAS.cAa] in muscles under the control of Scer\GAL4[Mef2.PR] significantly rescues the increased sensitivity to hydrogen peroxide-induced oxidative stress seen in p38b[Δ25] Mpk2[1] double mutants. Expression of p38b[Scer\UAS.cAa] in muscles under the control of Scer\GAL4[Mef2.PR] completely rescues the reduced viability seen in p38b[Δ25] Mpk2[1] double mutants. Expression of Sod2[dsRNA.Scer\UAS.cKa] suppresses the lifespan extension phenotype seen when p38b[Scer\UAS.cAa] is expressed in muscles under the control of Scer\GAL4[Mef2.PR].
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Expression of p38b[Scer\UAS.cAa] under the control of Scer\GAL4[da.G32] rescues the survival rate of Mpk2[13] p38b[156A] adults infected with either Enterobacter cloacae, Listeria monocytogenes or Beauveria bassiana to a level close to wild type.
Scer\GAL4[da.G32]-mediated expression of p38b[Scer\UAS.cAa] rescues the Salmonella-induced mortality of p38b[ex9] flies.
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Reported As
Symbol Synonym
p38bScer\UAS.cAa
 
Name Synonym
Saccharomyces cerevisiae UAS construct a of Adachi-Yamada
Secondary FlyBase IDs
hide References ( 6 )
Research paper
Vrailas-Mortimer et al., 2011, Dev. Cell 21(4): 783--795
A Muscle-Specific p38 MAPK/Mef2/MnSOD Pathway Regulates Stress, Motor Function, and Life Span in Drosophila. [FBrf0216446]
Chen et al., 2010, Proc. Natl. Acad. Sci. U.S.A. 107(48): 20774--20779
Participation of the p38 pathway in Drosophila host defense against pathogenic bacteria and fungi. [FBrf0212390]
Shinzawa et al., 2009, Cell Host Microbe 6(3): 244--252
p38 MAPK-dependent phagocytic encapsulation confers infection tolerance in Drosophila. [FBrf0208827]
Balakireva et al., 2006, Mol. Cell. Biol. 26(23): 8953--8963
The Ral/exocyst effector complex counters c-Jun N-terminal kinase-dependent apoptosis in Drosophila melanogaster. [FBrf0194568]
Cha et al., 2003, Mol. Cell. Biol. 23(22): 7982--7991
Discrete functions of TRAF1 and TRAF2 in Drosophila melanogaster mediated by c-Jun N-terminal kinase and NF-kappaB-dependent signaling pathways. [FBrf0167884]
Adachi-Yamada et al., 1999, Mol. Cell. Biol. 19(3): 2322--2329
p38 mitogen-activated protein kinase can be involved in transforming growth factor beta superfamily signal transduction in Drosophila wing morphogenesis. [FBrf0106118]