Acyrthosiphon pisum 62 claims

species · family Aphididae · animal · NCBI Taxonomy ↗

Common name: pea aphid — Also written in claims: pea aphid · Pea aphids — NCBI synonyms: Acyrthosiphum pisum · Aphis pisum

5 spellings

Acyrthosiphon pisumShipher Wu (photograph) and Gee-way Lin (aphid provision), National Taiwan University · CC BY 2.5 · Wikimedia Commons ↗

62 claims

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Compound 1 had oral toxicity against A. pisum at 72 h, slightly higher than Rote.

Taxon: A. pisumAcyrthosiphon pisume0
Treatment: compound 1e0
Outcome: oral toxicitye0
Direction: slightly highere0
Value: 22.24 μ g/mLe0
Qualifier: at 72 he0
Comparator: Rotee0

Verbatim

e0
“Against A. pisum , compound 1 exerted favorable oral toxicity at 72 h (LC 50 = 22.24 μ g/mL), its efficacy being slightly higher than that of the commercial botanical insecticide Rote (LC 50 = 24.39 μ g/mL)”
✓ located verbatim in the source · abstract, characters 712–918

Title

Identification of aphicidal sesquiterpenoids from Dendrobium nobile: Novel botanical insecticidal candidates against Acyrthosiphon pisum

Meng Yang; Xiao-Lan Wang; Zhi-You Hao; et al. Industrial Crops and Products 2026. doi:10.1016/j.indcrop.2026.123130

Other claims from this paper (7)

Observation Fifteen sesquiterpenoids, including ten novel and five known compounds, were characterized from D. nobile.
Intervention effect Compound 1 repelled A. pisum with RI 1.00 at 100–400 μ g/mL at 24 h.
Intervention effect Compound 6 repelled A. pisum with RI 1.00 at 100–400 μ g/mL at 24 h.
Intervention effect Compound 1 treatment caused mouthpart shriveling and cuticle disruption in A. pisum.
Mechanism Enzyme inhibition and GST regulation may contribute to compound 1 insecticidal efficacy.
Observation Compound 1 showed a favorable safety profile toward pea crops.
Observation Compound 6 is a highly aromatized cadinane-type sesquiterpenoid.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Compound 1 repelled A. pisum with RI 1.00 at 100–400 μ g/mL at 24 h.

Taxon: A. pisumAcyrthosiphon pisume0
Treatment: 1e0
Outcome: repellent activitye0
Value: 1.00e0
Qualifier: under 100–400 μ g/mL at 24 he0

Not reportedComparatorDirection

Verbatim

e0
“Compounds 1 and 6 displayed potent repellent activity against A. pisum with a RI of 1.00 under 100–400 μ g/mL at 24 h”
✓ located verbatim in the source · abstract, characters 1876–1993

Title

Identification of aphicidal sesquiterpenoids from Dendrobium nobile: Novel botanical insecticidal candidates against Acyrthosiphon pisum

Meng Yang; Xiao-Lan Wang; Zhi-You Hao; et al. Industrial Crops and Products 2026. doi:10.1016/j.indcrop.2026.123130

Other claims from this paper (7)

Observation Fifteen sesquiterpenoids, including ten novel and five known compounds, were characterized from D. nobile.
Intervention effect Compound 1 had oral toxicity against A. pisum at 72 h, slightly higher than Rote.
Intervention effect Compound 6 repelled A. pisum with RI 1.00 at 100–400 μ g/mL at 24 h.
Intervention effect Compound 1 treatment caused mouthpart shriveling and cuticle disruption in A. pisum.
Mechanism Enzyme inhibition and GST regulation may contribute to compound 1 insecticidal efficacy.
Observation Compound 1 showed a favorable safety profile toward pea crops.
Observation Compound 6 is a highly aromatized cadinane-type sesquiterpenoid.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Compound 6 repelled A. pisum with RI 1.00 at 100–400 μ g/mL at 24 h.

Taxon: A. pisumAcyrthosiphon pisume0
Treatment: 6e0
Outcome: repellent activitye0
Value: 1.00e0
Qualifier: under 100–400 μ g/mL at 24 he0

Not reportedComparatorDirection

Verbatim

e0
“Compounds 1 and 6 displayed potent repellent activity against A. pisum with a RI of 1.00 under 100–400 μ g/mL at 24 h”
✓ located verbatim in the source · abstract, characters 1876–1993

Title

Identification of aphicidal sesquiterpenoids from Dendrobium nobile: Novel botanical insecticidal candidates against Acyrthosiphon pisum

Meng Yang; Xiao-Lan Wang; Zhi-You Hao; et al. Industrial Crops and Products 2026. doi:10.1016/j.indcrop.2026.123130

Other claims from this paper (7)

Observation Fifteen sesquiterpenoids, including ten novel and five known compounds, were characterized from D. nobile.
Intervention effect Compound 1 had oral toxicity against A. pisum at 72 h, slightly higher than Rote.
Intervention effect Compound 1 repelled A. pisum with RI 1.00 at 100–400 μ g/mL at 24 h.
Intervention effect Compound 1 treatment caused mouthpart shriveling and cuticle disruption in A. pisum.
Mechanism Enzyme inhibition and GST regulation may contribute to compound 1 insecticidal efficacy.
Observation Compound 1 showed a favorable safety profile toward pea crops.
Observation Compound 6 is a highly aromatized cadinane-type sesquiterpenoid.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Compound 1 treatment caused mouthpart shriveling and cuticle disruption in A. pisum.

Taxon: A. pisumAcyrthosiphon pisume0
Treatment: compound 1e0
Outcome: shriveling of mouthparts and structural disruption of cuticlese0

Not reportedComparatorDirection

Verbatim

e0
“Treatment with compound 1 , shriveling of mouthparts and structural disruption of cuticles were observed in A. pisum”
✓ located verbatim in the source · abstract, characters 1043–1159

Title

Identification of aphicidal sesquiterpenoids from Dendrobium nobile: Novel botanical insecticidal candidates against Acyrthosiphon pisum

Meng Yang; Xiao-Lan Wang; Zhi-You Hao; et al. Industrial Crops and Products 2026. doi:10.1016/j.indcrop.2026.123130

Other claims from this paper (7)

Observation Fifteen sesquiterpenoids, including ten novel and five known compounds, were characterized from D. nobile.
Intervention effect Compound 1 had oral toxicity against A. pisum at 72 h, slightly higher than Rote.
Intervention effect Compound 1 repelled A. pisum with RI 1.00 at 100–400 μ g/mL at 24 h.
Intervention effect Compound 6 repelled A. pisum with RI 1.00 at 100–400 μ g/mL at 24 h.
Mechanism Enzyme inhibition and GST regulation may contribute to compound 1 insecticidal efficacy.
Observation Compound 1 showed a favorable safety profile toward pea crops.
Observation Compound 6 is a highly aromatized cadinane-type sesquiterpenoid.

Mechanismhypothesisoriginal resultpositivemeasured

Claim · model-written summary

Enzyme inhibition and GST regulation may contribute to compound 1 insecticidal efficacy.

Taxon: A. pisumAcyrthosiphon pisume0
Treatment: compound 1e0
Gene: chitinase and α -ALe0
Outcome: insecticidal efficacye0
Qualifier: bidirectional regulation of GSTe0

Verbatim

e0
“The inhibition of chitinase and α -AL, coupled with bidirectional regulation of GST may serve as potential mechanistic contributors to the appreciable insecticidal efficacy of compound 1 against A. pisum”
✓ located verbatim in the source · abstract, characters 1162–1365

Title

Identification of aphicidal sesquiterpenoids from Dendrobium nobile: Novel botanical insecticidal candidates against Acyrthosiphon pisum

Meng Yang; Xiao-Lan Wang; Zhi-You Hao; et al. Industrial Crops and Products 2026. doi:10.1016/j.indcrop.2026.123130

Other claims from this paper (7)

Observation Fifteen sesquiterpenoids, including ten novel and five known compounds, were characterized from D. nobile.
Intervention effect Compound 1 had oral toxicity against A. pisum at 72 h, slightly higher than Rote.
Intervention effect Compound 1 repelled A. pisum with RI 1.00 at 100–400 μ g/mL at 24 h.
Intervention effect Compound 6 repelled A. pisum with RI 1.00 at 100–400 μ g/mL at 24 h.
Intervention effect Compound 1 treatment caused mouthpart shriveling and cuticle disruption in A. pisum.
Observation Compound 1 showed a favorable safety profile toward pea crops.
Observation Compound 6 is a highly aromatized cadinane-type sesquiterpenoid.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under elevated CO2 green aphids had increased abundance, fecundity and growth.

Taxon: Acyrthosiphon pisumAcyrthosiphon pisumt0
Material: green genotypee0
Treatment: elevated CO2t0
Outcome: population abundance, fecundity, growthe0
Direction: increasede0

Not reportedComparator

Verbatim

e0
“the green genotype demonstrated increased population abundance, fecundity, growth and feeding efficiency”
✓ located verbatim in the source · abstract, characters 804–908

t0
“elevated CO2 on Acyrthosiphon pisum and its parasitoid Aphidius avenae”
✓ located verbatim in the source · title, characters 46–116

Title

Plant phenolics mediated bottom‐up effects of elevated CO₂ on Acyrthosiphon pisum and its parasitoid Aphidius avenae

Hong‐Yu Yan; Hong‐Gang Guo; Yu‐Cheng Sun; et al. Insect Science 2018. doi:10.1111/1744-7917.12627

Other claims from this paper (11)

Intervention effect Elevated CO2 increased Medicago photosynthetic rate.
Intervention effect Elevated CO2 increased Medicago nodule number.
Intervention effect Elevated CO2 increased Medicago yield.
Intervention effect Elevated CO2 increased Medicago total phenolic content.
Intervention effect Under elevated CO2 green aphids had greater feeding efficiency.
Intervention effect Under elevated CO2 pink aphid fitness declined.
Intervention effect Elevated CO2 decreased parasitoid parasitic rate regardless of aphid genotype.
Intervention effect With green aphids, elevated CO2 prolonged parasitoid emergence time.
Intervention effect With green aphids, elevated CO2 reduced parasitoid emergence rate.
Intervention effect With green aphids, elevated CO2 reduced the percentage of female parasitoids.
Intervention effect With pink aphids, elevated CO2 increased the percentage of female parasitoids.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under elevated CO2 green aphids had greater feeding efficiency.

Taxon: Acyrthosiphon pisumAcyrthosiphon pisumt0
Material: green genotypee0
Treatment: elevated CO2t0
Outcome: feeding efficiencye0
Direction: increasede0

Not reportedComparator

Verbatim

e0
“the green genotype demonstrated increased population abundance, fecundity, growth and feeding efficiency”
✓ located verbatim in the source · abstract, characters 804–908

t0
“elevated CO2 on Acyrthosiphon pisum and its parasitoid Aphidius avenae”
✓ located verbatim in the source · title, characters 46–116

Title

Plant phenolics mediated bottom‐up effects of elevated CO₂ on Acyrthosiphon pisum and its parasitoid Aphidius avenae

Hong‐Yu Yan; Hong‐Gang Guo; Yu‐Cheng Sun; et al. Insect Science 2018. doi:10.1111/1744-7917.12627

Other claims from this paper (11)

Intervention effect Elevated CO2 increased Medicago photosynthetic rate.
Intervention effect Elevated CO2 increased Medicago nodule number.
Intervention effect Elevated CO2 increased Medicago yield.
Intervention effect Elevated CO2 increased Medicago total phenolic content.
Intervention effect Under elevated CO2 green aphids had increased abundance, fecundity and growth.
Intervention effect Under elevated CO2 pink aphid fitness declined.
Intervention effect Elevated CO2 decreased parasitoid parasitic rate regardless of aphid genotype.
Intervention effect With green aphids, elevated CO2 prolonged parasitoid emergence time.
Intervention effect With green aphids, elevated CO2 reduced parasitoid emergence rate.
Intervention effect With green aphids, elevated CO2 reduced the percentage of female parasitoids.
Intervention effect With pink aphids, elevated CO2 increased the percentage of female parasitoids.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Under elevated CO2 pink aphid fitness declined.

Taxon: Acyrthosiphon pisumAcyrthosiphon pisumt0
Material: pink genotypee0
Treatment: elevated CO2t0
Compound: foliar genstein contente0
Outcome: fitnesse0
Direction: decreasede0

Not reportedComparator

Verbatim

e0
“the pink genotype showed decreased fitness and these were closely associated with the foliar genstein content”
✓ located verbatim in the source · abstract, characters 916–1025

t0
“elevated CO2 on Acyrthosiphon pisum and its parasitoid Aphidius avenae”
✓ located verbatim in the source · title, characters 46–116

Title

Plant phenolics mediated bottom‐up effects of elevated CO₂ on Acyrthosiphon pisum and its parasitoid Aphidius avenae

Hong‐Yu Yan; Hong‐Gang Guo; Yu‐Cheng Sun; et al. Insect Science 2018. doi:10.1111/1744-7917.12627

Other claims from this paper (11)

Intervention effect Elevated CO2 increased Medicago photosynthetic rate.
Intervention effect Elevated CO2 increased Medicago nodule number.
Intervention effect Elevated CO2 increased Medicago yield.
Intervention effect Elevated CO2 increased Medicago total phenolic content.
Intervention effect Under elevated CO2 green aphids had increased abundance, fecundity and growth.
Intervention effect Under elevated CO2 green aphids had greater feeding efficiency.
Intervention effect Elevated CO2 decreased parasitoid parasitic rate regardless of aphid genotype.
Intervention effect With green aphids, elevated CO2 prolonged parasitoid emergence time.
Intervention effect With green aphids, elevated CO2 reduced parasitoid emergence rate.
Intervention effect With green aphids, elevated CO2 reduced the percentage of female parasitoids.
Intervention effect With pink aphids, elevated CO2 increased the percentage of female parasitoids.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Pea aphid Armet has physical, chemical and intracellular properties comparable to mammalian Armets.

Taxon: pea aphidAcyrthosiphon pisume0
Gene: Armete0
Outcome: physical and chemical properties and its intracellular rolee0
Comparator: mammalian Armetse0

Verbatim

e0
“Pea aphid Armet's physical and chemical properties and its intracellular role are comparable to those reported for mammalian Armets.”
✓ located verbatim in the source · abstract, characters 286–418

Title

Armet is an effector protein mediating aphid‐plant interactions

Wei Wang; Huaien Dai; Yi Zhang; et al. The FASEB Journal 2015. doi:10.1096/fj.14-266023

Other claims from this paper (6)

Observation Armet was detected in aphid watery saliva and in phloem sap of fava beans fed on by aphids.
Association Armet transcript level was several times higher in salivary glands of aphids feeding on bean plants than on artificial diet.
Intervention effect Armet transcript knockdown disturbed aphid feeding on fava beans.
Intervention effect Armet transcript knockdown shortened aphid life span.
Intervention effect Pea aphid Armet protein inoculation induced pathogen responsive gene transcription in tobacco leaves.
Mechanism The authors interpret Armet as an effector mediating aphid plant interactions.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Pea aphid was predominant on lucerne.

Taxon: pea aphidAcyrthosiphon pisume0
Interactor: lucerneMedicago sativae0host
Outcome: found predominant on lucernee0

Verbatim

e0
“During the study, 3 aphid species viz., pea aphid (Acyrthosiphon pisum Harris), spotted aphid (Therioaphis maculata, Buckton) and cowpea aphid (Aphis craccivora Koch.) were found predominant on lucerne.”
✓ located verbatim in the source · abstract, characters 163–365

Title

Population dynamics of aphids and their natural enemies on lucerne in western Maharashtra

A. B. Tambe; J. R. Kadam Range Management and Agroforestry 2015

Other claims from this paper (13)