Association·nasa
Short root hairs in space correlate with lower peroxidase gene expression
Shorter root hairs observed in A. thaliana grown in space correlate with lower expression of genes encoding cell wall cross-linking class III peroxidases, similar to peroxidase mutants grown on Earth.
Confidence
80%
active
Evidence Quote
“Shorter root hairs of A. thaliana grown in space correlates with lower expression of genes encoding cell wall cross-linking class III peroxidases.”
Relationship
spaceflight short root hairs correlates Low expression of cell wall class III peroxidase genes
Connections (4)
Spaceflight alters plant gene expressionAssociation
Transcriptomic and cell wall mechanisms mediating root hair changes in spaceflightInferenceChain
Spaceflight effects on Arabidopsis root growth and morphology regulationInferenceChain
Spaceflight induces epigenomic and transcriptomic changes affecting root response to fractional gravityInferenceChain
Evidence
“Inline reference to Schultz et al. (2017) on skewing in Arabidopsis roots.”
Schultz, E. R. et al. (2017). Skewing in Arabidopsis roots involves disparate environmental signaling pathways
“Inline reference to study showing specific proteome alterations in Arabidopsis under spaceflight.”
(2015). Transcriptional response of Arabidopsis seedlings during spaceflight reveals peroxidase and cell wall remodeling genes associated with root hair development.
“Inline reference to study of auxin gradients in roots using GFP reporters on orbit.”
(2016). The effect of spaceflight on the gravity-sensing auxin gradient of roots: GFP reporter gene microscopy on orbit.
“Inline reference to study on the actin cytoskeleton as a suppressor of root skewing behavior in Arabidopsis under microgravity.”
(2014). The actin cytoskeleton is a suppressor of the endogenous skewing behaviour of Arabidopsis primary roots in microgravity.
“Reference for Arabidopsis transcriptional responses and gene expression changes during spaceflight, with emphasis on root hair development.”
Kwon T et al. (2015). Transcriptional response of Arabidopsis seedlings during spaceflight reveals peroxidase and cell wall remodeling genes associated with root hair development doi:10.3732/ajb.1400458 ↗