Search claims · PlantClaims

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Suppressing ZmPgb1.1 compromised the events sustaining QC and root meristem functionality under low oxygen.

Treatment: suppressing ZmPgb1.1e0
Gene: ZmPgb1.1e0
Outcome: functionality of the QC and root meristemse0
Direction: compromisede0

Not reportedTaxonComparator

Verbatim

e0
“These events, compromised in QCs suppressing ZmPgb1.1, ensure the functionality of the QC and root meristems under conditions of low oxygen”
✓ located verbatim in the source · abstract, characters 930–1069

Title

Stem cell fate in hypoxic root apical meristems is influenced by phytoglobin expression

Mohammed M Mira; Eman A El-Khateeb; Reda M Gaafar; et al. Journal of Experimental Botany 2019. doi:10.1093/jxb/erz410

Other claims from this paper (5)

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

ZmPgb1.1 overexpression preserved QC stem cell function during stress.

Taxon: maizeZea mayse1
Treatment: Overexpression of PHYTOGLOBIN 1 (ZmPgb1.1)e0
Gene: PHYTOGLOBIN 1 (ZmPgb1.1)e0
Outcome: functionality of the QC stem cellse0
Direction: preservede0

Not reportedComparator

Verbatim

e0
“Overexpression of PHYTOGLOBIN 1 (ZmPgb1.1) preserved the functionality of the QC stem cells during stress”
✓ located verbatim in the source · abstract, characters 1181–1286

e1
“Root growth in maize (Zea mays L.)”
✓ located verbatim in the source · abstract, characters 0–34

Title

Plant stem cells under low oxygen: metabolic rewiring by phytoglobin underlies stem cell functionality

Mohammed M Mira; Robert D Hill; Alexander Hilo; et al. PLANT PHYSIOLOGY 2023. doi:10.1093/plphys/kiad344

Other claims from this paper (8)

Intervention effect Hypoxia degraded QC stem cells and inhibited root growth.
Intervention effect Low oxygen depleted starch and soluble sugars in QC stem cells.
Intervention effect Low oxygen increased QC reliance on glycolytic fermentation and impaired the TCA cycle.
Intervention effect Hypoxia did not activate PDC and ADH genes in the QC.
Intervention effect ADH activity increased under hypoxia.
Intervention effect PEP increased with little change in succinate under low oxygen.
Intervention effect Succinate levels changed little under low oxygen.
Mechanism ZmPgb1.1-associated QC preservation involved TCA activation and retained carbohydrate storage.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

AtPgb1 suppression compromised quiescent cell function.

Taxon: ArabidopsisArabidopsist0
Treatment: suppression of AtPgb1e0
Gene: AtPgb1e0
Outcome: functionality of the WOX5-expressing quiescent cells (QCs)e0
Direction: compromisede0

Not reportedComparator

Verbatim

e0
“suppression of AtPgb1 compromised the functionality of the WOX5-expressing quiescent cells (QCs)”
✓ located verbatim in the source · abstract, characters 1214–1310

t0
“Arabidopsis”
✓ located verbatim in the source · title, characters 14–25

Title

Expression of Arabidopsis class 1 phytoglobin (AtPgb1) delays death and degradation of the root apical meristem during severe PEG-induced water deficit

Mohamed M Mira; Shuanglong Huang; Karuna Kapoor; et al. Journal of Experimental Botany 2017. doi:10.1093/jxb/erx371

Other claims from this paper (12)

Intervention effect AtPgb1 overexpression alleviated PEG-induced growth retardation.
Intervention effect AtPgb1 overexpression reduced programmed cell death under PEG stress.
Observation AtPgb1 down-regulated roots had extensive programmed cell death under PEG stress.
Observation AtPgb1 down-regulated roots had reduced expression of ER-stress attenuators including BI-1.
Mechanism ROS and ethylene mediated cell death in stressed roots with AtPgb1 suppression.
Intervention effect Suppressing ROS synthesis or ethylene perception reduced cell death.
Intervention effect Suppressing ROS synthesis or ethylene perception partly restored root growth.
Observation PEG-induced root growth cessation followed loss of cell and tissue specification in the meristem.
Observation AtPgb1 overexpression attenuated, and suppression aggravated, root meristem changes.
Intervention effect AtPgb1 suppression led to premature columella stem cell differentiation.
Intervention effect AtPgb1 suppression rapidly reduced meristem size.
Observation SCR and WER expression and localization were most affected in PEG-treated roots with suppressed AtPgb1.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

S591 mutation reduced RPT2 function for leaf positioning and phototropism.

Taxon: Arabidopsis thalianaArabidopsis thalianae1
Treatment: Mutation of S591e0
Gene: RPT2e0
Outcome: functionality for leaf positioning and phototropisme0
Direction: reducede0

Not reportedComparator

Verbatim

e0
“Mutation of S591 had no effect on the plasma membrane localization of RPT2 but reduced its functionality for leaf positioning and phototropism”
✓ located verbatim in the source · abstract, characters 1033–1175

e1
“Arabidopsis thaliana”
✓ located verbatim in the source · abstract, characters 551–571

Title

Phototropin phosphorylation of ROOT PHOTOTROPISM 2 and its role in mediating phototropism, leaf positioning, and chloroplast accumulation movement in Arabidopsis

Thomas Waksman; Noriyuki Suetsugu; Pawel Hermanowicz; et al. The Plant Journal 2023. doi:10.1111/tpj.16144

Other claims from this paper (4)

Observation Both phot1 and phot2 phosphorylated RPT2 at S591.
Intervention effect Blue light triggered association of 14-3-3 proteins with RPT2.
Intervention effect S591 mutation did not affect RPT2 plasma membrane localization.
Mechanism S591 phosphorylation was required for chloroplast accumulation movement in low blue light.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

RcRR1 overexpression increased primary root length and lateral root density in Arabidopsis.

Taxon: ArabidopsisArabidopsise5
Treatment: overexpressione6
Gene: RcRR1e6
Outcome: primary root length and lateral root densitye6
Direction: increasede6

Not reportedComparator

Verbatim

e6
“RcRR1 was found to be localized to the nucleus in GFP-RcRR1 transgenic plants and overexpression of RcRR1 resulted in increased primary root length and lateral root density”
✓ located verbatim in the source · abstract, characters 1124–1296

e5
“the functionality of RcRR1 was tested in Arabidopsis”
✓ located verbatim in the source · abstract, characters 1070–1122

Title

RcRR1, a Rosa canina Type-A Response Regulator Gene, Is Involved in Cytokinin-Modulated Rhizoid Organogenesis

Bin Gao; Lusheng Fan; Xingxing Li; et al. PLoS ONE 2013. doi:10.1371/journal.pone.0072914

Other claims from this paper (10)

Observation A new in vitro protocol achieved plant regeneration in rose via protocorm-like bodies.
Intervention effect Cytokinin treatment reduced callus activity in Rosa canina.
Intervention effect Cytokinin treatment significantly inhibited rhizoid formation in Rosa canina.
Mechanism Cytokinin is a key regulator of rhizoid formation in Rosa canina.
Observation RcRR1 is differentially expressed during rhizoid formation in Rosa canina.
Intervention effect Cytokinin rapidly up-regulates RcRR1 expression in Rosa canina.
Observation The deduced RcRR1 amino acid sequence contains the conserved DDK motif.
Observation RcRR1 is localized to the nucleus in Arabidopsis GFP-RcRR1 transgenic plants.
Association RcRR1 overexpression reduced the sensitivity of Arabidopsis roots to cytokinin during root growth.
Observation Auxin distribution and the expression of auxin efflux carrier PIN genes are altered in RcRR1 overexpression Arabidopsis plants.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tomato SlMIZ1-1 complemented root hydrotropic bending in the Arabidopsis miz1 mutant.

Taxon: ArabidopsisArabidopsise0
Treatment: expression of the SlMIZ1‐1 genee0
Gene: SlMIZ1‐1e0
Outcome: root hydrotropic bendinge0
Direction: complementede0
Comparator: Arabidopsis miz1 mutante0

Verbatim

e0
“expression of the SlMIZ1‐1 gene in the Arabidopsis miz1 mutant effectively complemented the lost MIZ1 functionality, including root hydrotropic bending and generation of hydrotropic Ca 2+ signals”
✓ located verbatim in the source · abstract, characters 803–998

Title

Modulation of Root Hydrotropism and Recovery From Drought by MIZ1‐like Genes in Tomato

Yonatan Wexler; Yvonne Kiere; Guy Sobol; et al. Plant Cell & Environment 2024. doi:10.1111/pce.15260

Other claims from this paper (5)

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Gene expression was significantly less affected in TGRooZ-grown roots than in high-temperature-grown roots.

Treatment: TGRooZ-grown rootse1
Outcome: gene expressione1
Direction: less affectede1
Comparator: high-temperature-grown rootse1

Not reportedTaxon

Verbatim

e1
“gene expression and rhizosphere or root microbiome composition are significantly less affected in TGRooZ-grown roots than in high-temperature-grown roots”
✓ located verbatim in the source · abstract, characters 995–1148

Title

Temperature changes in the root ecosystem affect plant functionality

Mary Paz González-García; Carlos M. Conesa; Alberto Lozano-Enguita; et al. Plant Communications 2022. doi:10.1016/j.xplc.2022.100514

Other claims from this paper (3)

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Catalytic activity of engineered PIP5K3 variants was essential for their physiological function in restoring root hair formation.

Taxon: Arabidopsis thalianaArabidopsis thalianat0
Treatment: engineered PIP5K3 variantse6
Gene: PIP5K3e6
Outcome: physiological functione6
Qualifier: catalytic activitye6

Not reportedComparatorDirection

Verbatim

t0
“Root Hair Formation inArabidopsis thaliana”
✓ located verbatim in the source · title, characters 72–114

e6
“Using reestablishment of root hair formation in T-DNA mutants as a bioassay for physiological functionality of engineered PIP5K3 variants, catalytic activity was found to be essential for physiological function”
✓ located verbatim in the source · abstract, characters 855–1065

Title

The Type B Phosphatidylinositol-4-Phosphate 5-Kinase 3 Is Essential for Root Hair Formation inArabidopsis thaliana

Irene Stenzel; Till Ischebeck; Sabine König; et al. The Plant Cell 2008. doi:10.1105/tpc.107.052852

Other claims from this paper (9)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

AtPgb1 suppression rapidly reduced meristem size.

Taxon: ArabidopsisArabidopsist0
Treatment: suppression of AtPgb1e1
Outcome: meristem sizee0
Direction: reductione0

Not reportedComparator

Verbatim

e0
“a rapid reduction in meristem size”
✓ located verbatim in the source · abstract, characters 1407–1441

e1
“suppression of AtPgb1 compromised the functionality”
✓ located verbatim in the source · abstract, characters 1214–1265

t0
“Arabidopsis”
✓ located verbatim in the source · title, characters 14–25

Title

Expression of Arabidopsis class 1 phytoglobin (AtPgb1) delays death and degradation of the root apical meristem during severe PEG-induced water deficit

Mohamed M Mira; Shuanglong Huang; Karuna Kapoor; et al. Journal of Experimental Botany 2017. doi:10.1093/jxb/erx371

Other claims from this paper (12)

Intervention effect AtPgb1 overexpression alleviated PEG-induced growth retardation.
Intervention effect AtPgb1 overexpression reduced programmed cell death under PEG stress.
Observation AtPgb1 down-regulated roots had extensive programmed cell death under PEG stress.
Observation AtPgb1 down-regulated roots had reduced expression of ER-stress attenuators including BI-1.
Mechanism ROS and ethylene mediated cell death in stressed roots with AtPgb1 suppression.
Intervention effect Suppressing ROS synthesis or ethylene perception reduced cell death.
Intervention effect Suppressing ROS synthesis or ethylene perception partly restored root growth.
Observation PEG-induced root growth cessation followed loss of cell and tissue specification in the meristem.
Observation AtPgb1 overexpression attenuated, and suppression aggravated, root meristem changes.
Intervention effect AtPgb1 suppression compromised quiescent cell function.
Intervention effect AtPgb1 suppression led to premature columella stem cell differentiation.
Observation SCR and WER expression and localization were most affected in PEG-treated roots with suppressed AtPgb1.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tomato SlMIZ1-1 complemented hydrotropic calcium signals in the Arabidopsis miz1 mutant.

Taxon: ArabidopsisArabidopsise0
Treatment: expression of the SlMIZ1‐1 genee0
Gene: SlMIZ1‐1e0
Outcome: hydrotropic Ca 2+ signalse0
Direction: complementede0
Comparator: Arabidopsis miz1 mutante0

Verbatim

e0
“expression of the SlMIZ1‐1 gene in the Arabidopsis miz1 mutant effectively complemented the lost MIZ1 functionality, including root hydrotropic bending and generation of hydrotropic Ca 2+ signals”
✓ located verbatim in the source · abstract, characters 803–998

Title

Modulation of Root Hydrotropism and Recovery From Drought by MIZ1‐like Genes in Tomato

Yonatan Wexler; Yvonne Kiere; Guy Sobol; et al. Plant Cell & Environment 2024. doi:10.1111/pce.15260

Other claims from this paper (5)

Association Three tomato MIZ1-like genes responded to drought.
Association Two tomato MIZ1-like genes responded to hydrostimulation.
Mechanism Mutant analysis indicated SlMIZ1-1 is indispensable for tomato root hydrotropism.
Intervention effect Tomato SlMIZ1-1 complemented root hydrotropic bending in the Arabidopsis miz1 mutant.
Mechanism Transcriptome analysis suggested ethylene and ABA signaling modulate hydrotropism and gravitropism interplay.

“root functionality”

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