By organism › Green plants › Salicaceae › Populus cathayana

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Antioxidant enzymes, phenolic substances and phytohormones increased after rust infection in Populus cathayana.

Taxon: P. cathayanaPopulus cathayanae1
Treatment: infectione1
Interactor: Melampsora larici-populinae0pathogen
Outcome: antioxidant enzymes, phenolic substances and phytohormonese1
Direction: increasede1

Not reportedComparator

Verbatim

e0
“rust pathogen Melampsora larici-populina”
✓ located verbatim in the source · abstract, characters 106–146

e1
“antioxidant enzymes, phenolic substances and phytohormones were all increased after infection in P. cathayana”
✓ located verbatim in the source · abstract, characters 672–781

Title

Interspecific variation in ABA/NO-mediated rust defense dynamics in Populus cathayana and P. deltoides

Yao Chen; Xuejiao Liu; Sheng Zhang; et al. Environmental and Experimental Botany 2026. doi:10.1016/j.envexpbot.2026.106375

Other claims from this paper (8)

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Populus cathayana inhibited rust colonization in the early stage of infection.

Taxon: P. cathayanaPopulus cathayanae4
Interactor: ruste4pathogen
Outcome: colonizatione4
Direction: inhibitede4
Qualifier: in the early stage of infectione4

Verbatim

e4
“P. cathayana continuously responded to the infection of rust, and inhibited the colonization of rust in the early stage of infection, but struggled to control rust proliferation and spread at the late stage”
✓ located verbatim in the source · abstract, characters 1048–1254

Title

Interspecific variation in ABA/NO-mediated rust defense dynamics in Populus cathayana and P. deltoides

Yao Chen; Xuejiao Liu; Sheng Zhang; et al. Environmental and Experimental Botany 2026. doi:10.1016/j.envexpbot.2026.106375

Other claims from this paper (8)

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Populus cathayana struggled to control rust proliferation and spread at the late stage of infection.

Taxon: P. cathayanaPopulus cathayanae4
Interactor: ruste4pathogen
Outcome: rust proliferation and spreade4
Qualifier: at the late stagee4

Verbatim

e4
“P. cathayana continuously responded to the infection of rust, and inhibited the colonization of rust in the early stage of infection, but struggled to control rust proliferation and spread at the late stage”
✓ located verbatim in the source · abstract, characters 1048–1254

Title

Interspecific variation in ABA/NO-mediated rust defense dynamics in Populus cathayana and P. deltoides

Yao Chen; Xuejiao Liu; Sheng Zhang; et al. Environmental and Experimental Botany 2026. doi:10.1016/j.envexpbot.2026.106375

Other claims from this paper (8)

Mechanismobservedoriginal resultmeasured

Claim · model-written summary

Upon rust infection, abscisic acid induced stomatal closure accompanied by NO synthesis in Populus cathayana and P. deltoides.

Taxon: Populus cathayanaPopulus cathayanat0
Treatment: rust infectione6
Interactor: ruste6pathogen
Compound: abscisic acide6
Outcome: stomatal closuree6
Qualifier: accompanied by NO synthesise6

Verbatim

t0
“Populus cathayana and P. deltoides”
✓ located verbatim in the source · title, characters 68–102

e6
“Upon rust infection, abscisic acid induced stomatal closure accompanied by NO synthesis to resist rust invasion”
✓ located verbatim in the source · abstract, characters 1451–1562

Title

Interspecific variation in ABA/NO-mediated rust defense dynamics in Populus cathayana and P. deltoides

Yao Chen; Xuejiao Liu; Sheng Zhang; et al. Environmental and Experimental Botany 2026. doi:10.1016/j.envexpbot.2026.106375

Other claims from this paper (8)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Adequate nitrogen supply increased poplar susceptibility to the pathogen.

Taxon: Populus cathayanaPopulus cathayanat0
Treatment: an adequate N supplye0
Interactor: pathogene0pathogen
Outcome: susceptibility to the pathogene0
Direction: increasede0

Not reportedComparator

Verbatim

e0
“an adequate N supply increased susceptibility to the pathogen”
✓ located verbatim in the source · abstract, characters 1549–1610

t0
“Populus cathayana”
✓ located verbatim in the source · title, characters 111–128

Title

Dual RNA ‐Seq Analyses Provide Insights Into the Interaction Mechanisms Between Melampsora larici‐populina and Populus cathayana Under Nitrogen Starvation

Haifeng Song; Tingfa Dong; Meijing Yan; et al. Physiologia Plantarum 2026. doi:10.1111/ppl.70831

Other claims from this paper (10)

Intervention effect Nitrogen-deficient poplar showed reduced rust disease development.
Observation Rust-infected nitrogen-sufficient poplar accumulated higher ROS and NO.
Intervention effect Nitrogen deficiency increased secondary metabolite accumulation in poplar leaves.
Intervention effect Rust infection increased secondary metabolite accumulation in poplar leaves.
Method / resource Dual RNA-seq identified numerous differentially expressed genes in poplar.
Association Gene expression responses to nitrogen deficiency and rust infection were positively correlated.
Observation Rust infection under sufficient nitrogen preferentially activated biotic stress response genes.
Intervention effect Rust infection under sufficient nitrogen suppressed growth.
Observation Nitrogen-deficient poplar accumulated more antioxidant compounds.
Observation Pathogen invasion and proliferation genes were down-regulated in nitrogen-deficient poplar leaves.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Rust infection under sufficient nitrogen suppressed growth.

Taxon: Populus cathayanaPopulus cathayanat0
Treatment: rust infectione0
Interactor: ruste0pathogen
Outcome: growthe0
Direction: suppressinge0

Not reportedComparator

Verbatim

e0
“Under N-sufficient conditions, rust infection preferentially activated biotic stress-response genes while suppressing growth”
✓ located verbatim in the source · abstract, characters 1612–1736

t0
“Populus cathayana”
✓ located verbatim in the source · title, characters 111–128

Title

Dual RNA ‐Seq Analyses Provide Insights Into the Interaction Mechanisms Between Melampsora larici‐populina and Populus cathayana Under Nitrogen Starvation

Haifeng Song; Tingfa Dong; Meijing Yan; et al. Physiologia Plantarum 2026. doi:10.1111/ppl.70831

Other claims from this paper (10)

Intervention effect Nitrogen-deficient poplar showed reduced rust disease development.
Observation Rust-infected nitrogen-sufficient poplar accumulated higher ROS and NO.
Intervention effect Nitrogen deficiency increased secondary metabolite accumulation in poplar leaves.
Intervention effect Rust infection increased secondary metabolite accumulation in poplar leaves.
Method / resource Dual RNA-seq identified numerous differentially expressed genes in poplar.
Association Gene expression responses to nitrogen deficiency and rust infection were positively correlated.
Intervention effect Adequate nitrogen supply increased poplar susceptibility to the pathogen.
Observation Rust infection under sufficient nitrogen preferentially activated biotic stress response genes.
Observation Nitrogen-deficient poplar accumulated more antioxidant compounds.
Observation Pathogen invasion and proliferation genes were down-regulated in nitrogen-deficient poplar leaves.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen fertilization increased biomass and net photosynthetic rate in both sexes.

Taxon: Populus cathayanaPopulus cathayanat0
Treatment: Nitrogen fertilizatione0
Outcome: biomass and net photosynthetic ratee0
Direction: increasede0
Qualifier: both sexese0

Not reportedComparator

Verbatim

e0
“Nitrogen fertilization markedly increased biomass and net photosynthetic rate while reducing the R/S ratio in both sexes”
✓ located verbatim in the source · abstract, characters 649–769

t0
“Male Populus cathayana”
✓ located verbatim in the source · title, characters 112–134

Title

Nitrogen Fertilization Reshapes Nutrient Resorption, Leaf Economic Traits, and Biomass Allocation in Female and Male Populus cathayana

Wenjie Liu; Jiani Wu; Junhao Liang; et al. Physiologia Plantarum 2026. doi:10.1111/ppl.70825

Other claims from this paper (7)

Intervention effect Nitrogen fertilization reduced the root-to-shoot ratio in both sexes.
Association Leaf economic traits declined with greater nitrogen supply.
Intervention effect Nitrogen resorption efficiency decreased significantly under enrichment.
Intervention effect Phosphorus resorption efficiency increased under nitrogen enrichment.
Observation NRE:PRE ratios were below one across fertilization levels.
Association NRE was positively associated with root-to-shoot ratio, leaf thickness, LMA and LVD.
Association NRE was negatively related to total biomass.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Nitrogen fertilization reduced the root-to-shoot ratio in both sexes.

Taxon: Populus cathayanaPopulus cathayanat0
Treatment: Nitrogen fertilizatione0
Outcome: R/S ratioe0
Direction: reducinge0
Qualifier: both sexese0

Not reportedComparator

Verbatim

e0
“Nitrogen fertilization markedly increased biomass and net photosynthetic rate while reducing the R/S ratio in both sexes”
✓ located verbatim in the source · abstract, characters 649–769

t0
“Male Populus cathayana”
✓ located verbatim in the source · title, characters 112–134

Title

Nitrogen Fertilization Reshapes Nutrient Resorption, Leaf Economic Traits, and Biomass Allocation in Female and Male Populus cathayana

Wenjie Liu; Jiani Wu; Junhao Liang; et al. Physiologia Plantarum 2026. doi:10.1111/ppl.70825

Other claims from this paper (7)

Intervention effect Nitrogen fertilization increased biomass and net photosynthetic rate in both sexes.
Association Leaf economic traits declined with greater nitrogen supply.
Intervention effect Nitrogen resorption efficiency decreased significantly under enrichment.
Intervention effect Phosphorus resorption efficiency increased under nitrogen enrichment.
Observation NRE:PRE ratios were below one across fertilization levels.
Association NRE was positively associated with root-to-shoot ratio, leaf thickness, LMA and LVD.
Association NRE was negatively related to total biomass.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Leaf economic traits declined with greater nitrogen supply.

Taxon: Populus cathayanaPopulus cathayanat0
Treatment: increasing N supplye0
Outcome: Leaf economic traitse0
Direction: declinede0

Verbatim

e0
“Leaf economic traits declined with increasing N supply”
✓ located verbatim in the source · abstract, characters 821–875

t0
“Male Populus cathayana”
✓ located verbatim in the source · title, characters 112–134

Title

Nitrogen Fertilization Reshapes Nutrient Resorption, Leaf Economic Traits, and Biomass Allocation in Female and Male Populus cathayana

Wenjie Liu; Jiani Wu; Junhao Liang; et al. Physiologia Plantarum 2026. doi:10.1111/ppl.70825

Other claims from this paper (7)

Intervention effect Nitrogen fertilization increased biomass and net photosynthetic rate in both sexes.
Intervention effect Nitrogen fertilization reduced the root-to-shoot ratio in both sexes.
Intervention effect Nitrogen resorption efficiency decreased significantly under enrichment.
Intervention effect Phosphorus resorption efficiency increased under nitrogen enrichment.
Observation NRE:PRE ratios were below one across fertilization levels.
Association NRE was positively associated with root-to-shoot ratio, leaf thickness, LMA and LVD.
Association NRE was negatively related to total biomass.

Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Nitrogen resorption efficiency decreased significantly under enrichment.

Taxon: Populus cathayanaPopulus cathayanat0
Treatment: nitrogen enrichmente0
Outcome: Nitrogen resorption efficiency (NRE)e0
Direction: decreasede0

Not reportedComparator

Verbatim

e0
“Nitrogen resorption efficiency (NRE) decreased significantly under nitrogen enrichment”
✓ located verbatim in the source · abstract, characters 945–1031

t0
“Male Populus cathayana”
✓ located verbatim in the source · title, characters 112–134

Title

Nitrogen Fertilization Reshapes Nutrient Resorption, Leaf Economic Traits, and Biomass Allocation in Female and Male Populus cathayana

Wenjie Liu; Jiani Wu; Junhao Liang; et al. Physiologia Plantarum 2026. doi:10.1111/ppl.70825

Other claims from this paper (7)

Intervention effect Nitrogen fertilization increased biomass and net photosynthetic rate in both sexes.
Intervention effect Nitrogen fertilization reduced the root-to-shoot ratio in both sexes.
Association Leaf economic traits declined with greater nitrogen supply.
Intervention effect Phosphorus resorption efficiency increased under nitrogen enrichment.
Observation NRE:PRE ratios were below one across fertilization levels.
Association NRE was positively associated with root-to-shoot ratio, leaf thickness, LMA and LVD.
Association NRE was negatively related to total biomass.

Populus cathayana 1,003 claims

1,003 claims