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Drought, wounding, and signaling genes regulated in seedlings by spaceflight

Claim that genes broadly associated with drought stress, wounding, calcium, and auxin-mediated signaling are differentially regulated in Arabidopsis seedlings during spaceflight.

Confidence
80%
active

Evidence Quote

“Genes associated with drought, wounding, and signaling responses are differentially regulated in seedlings during spaceflight”

Relationship

spaceflight exposure changes drought wounding signaling genes

Arguments

Stress response and detoxification genes expression changes in Arabidopsis under microgravityobject

Connections (4)

Spaceflight gene expression changes are confirmed by multiple methods and support adaptive response themeInferenceChain
Spaceflight alters plant gene expressionAssociation
Environmental stress regulates transcription factors in ArabidopsisInferenceChain
Cross-study reasoning on plant gene expression adaptations in spaceflightInferenceChain

Evidence

“Both qRT-PCR and SAGE confirmed trends of differential gene expression observed in the microarray analysis for representative up- and downregulated genes in seedlings and cell cultures (e.g., MLP423, MAPKKK13, HSP17.6A, AGP12) exposed to spaceflight versus ground control.”

Anna-Lisa Paul et al. (2005). Arabidopsis Spaceflight Transcriptomes doi:10.1089/ast.2005.1.44 ↗

“Inline reference to Aloni et al. (2006), Ann Bot 97:883–893, discussing the role of cytokinin and auxin in root architecture and gravitropism.”

Aloni, R. et al. (2006). Role of cytokinin and auxin in shaping root architecture: regulating vascular differentiation, lateral root initiation, root apical dominance and root gravitropism. link ↗

“Inline reference to Branco-Price et al. (2005), Ann Bot 96:647–660, about genome-wide analysis in Arabidopsis seedlings under oxygen deprivation.”

Branco-Price, C. et al. (2005). Genome-wide analysis of transcript abundance and translation in Arabidopsis seedlings subjected to oxygen deprivation. link ↗

“Reference to DiDonato, R.J., Arbuckle, E., et al. (2004) Arabidopsis ALF4 encodes a nuclear-localized protein required for lateral root formation. Plant J 37:340–353.”

DiDonato, R.J. et al. (2004). Arabidopsis ALF4 encodes a nuclear-localized protein required for lateral root formation

“Reference to Chen, W. et al. (2002) Expression profile matrix of Arabidopsis transcription factor genes. Plant Cell 14:559–574.”

Chen, W. et al. (2002). Expression profile matrix of Arabidopsis transcription factor genes suggests their putative functions in response to environmental stresses