Pyrus communis 28,106 claims

species · family Rosaceae · green plant · NCBI Taxonomy ↗

Common name: pear — Also written in claims: pear · pear trees · pear tree · pear cultivars · pear fruit · pear fruits — NCBI synonyms: Pyrus balansae

Listed here with its subspecies, varieties and cultivar groups: Pyrus communis subsp. caucasica (9 claims)

282 spellings

Questions studied on this organism480 questions21 with results that differ954 papers

Pyrus communisDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

28,106 claims

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Mechanismobservedoriginal resultpositivemeasured

Claim · model-written summary

PbeNAC72, an NAC transcription factor responsive to Valsa canker signals in Pyrus betulifolia, positively regulates resistance in apple and pear fruits.

Taxon: apple and pearMalus domestica Pyrus communise0
Gene: PbeNAC72e0
Outcome: resistancee0

Verbatim

e0
“PbeNAC72, an NAC transcription factor responsive to Valsa canker signals in Pyrus betulifolia, positively regulates resistance in apple and pear fruits”
✓ located verbatim in the source · abstract, characters 364–515

Title

Hormonal Signals and DNA Replication Are Involved in the Positive Regulation of PbeNAC72 on Valsa Canker Resistance in Pyrus betulifolia

Wenhui Wang; Huanhuan Hu; Yatao Li; et al. Horticulturae 2026. doi:10.3390/horticulturae12020171

Other claims from this paper (5)

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The RPA-CRISPR/Cas12a assay achieved a detection limit of 1 copy/μL per reaction for Alternaria alternata, surpassing the sensitivity of conventional PCR/qPCR.

Taxon: pearPyrus communist0
Interactor: Alternaria alternataAlternaria alternatat0pathogen
Outcome: detection limite1
Direction: surpassinge1
Value: 1 copy/μLe1
Comparator: conventional PCR/qPCR methodse1

Verbatim

t0
“Alternaria alternata causing pear black spot”
✓ located verbatim in the source · title, characters 35–79

e1
“achieved a detection limit of 1 copy/μL per reaction, surpassing the sensitivity of conventional PCR/qPCR methods”
✓ located verbatim in the source · abstract, characters 1193–1306

Title

Rapid multiple visual detection of Alternaria alternata causing pear black spot via RPA-CRISPR/Cas12a

Liqing Zhang; Wei Jiang; Zhiwei Song; et al. LWT 2026. doi:10.1016/j.lwt.2026.119301

Other claims from this paper (3)

Method / resource The optimized assay showed high specificity for A. alternata.
Method / resource Field validation with 54 pear leaf and fruit samples showed complete concordance with PCR.
Method / resource The entire workflow, from simplified DNA extraction to visual interpretation, can be completed within 40 min.

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The optimized assay showed high specificity for A. alternata.

Taxon: pearPyrus communist0
Interactor: Alternaria alternataAlternaria alternatat0pathogen
Outcome: specificitye1
Value: highe1

Verbatim

t0
“Alternaria alternata causing pear black spot”
✓ located verbatim in the source · title, characters 35–79

e1
“The optimized assay demonstrated high specificity”
✓ located verbatim in the source · abstract, characters 1121–1170

Title

Rapid multiple visual detection of Alternaria alternata causing pear black spot via RPA-CRISPR/Cas12a

Liqing Zhang; Wei Jiang; Zhiwei Song; et al. LWT 2026. doi:10.1016/j.lwt.2026.119301

Other claims from this paper (3)

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

Field validation with 54 pear leaf and fruit samples showed complete concordance with PCR.

Taxon: pearPyrus communise1
Interactor: Alternaria alternataAlternaria alternatat0pathogen
Outcome: concordancee1
Value: completee1
Qualifier: 54 pear leaf and fruit samplese1
Comparator: PCRe1

Verbatim

t0
“Alternaria alternata causing pear black spot”
✓ located verbatim in the source · title, characters 35–79

e1
“field validation with 54 pear leaf and fruit samples showed complete concordance with PCR”
✓ located verbatim in the source · abstract, characters 1321–1410

Title

Rapid multiple visual detection of Alternaria alternata causing pear black spot via RPA-CRISPR/Cas12a

Liqing Zhang; Wei Jiang; Zhiwei Song; et al. LWT 2026. doi:10.1016/j.lwt.2026.119301

Other claims from this paper (3)

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The entire workflow, from simplified DNA extraction to visual interpretation, can be completed within 40 min.

Taxon: pearPyrus communist0
Interactor: Alternaria alternataAlternaria alternatat0pathogen
Outcome: entire workflowe1
Value: within 40 mine1

Verbatim

t0
“Alternaria alternata causing pear black spot”
✓ located verbatim in the source · title, characters 35–79

e1
“The entire workflow, from simplified DNA extraction to visual interpretation of results, can be completed within 40 min”
✓ located verbatim in the source · abstract, characters 1000–1119

Title

Rapid multiple visual detection of Alternaria alternata causing pear black spot via RPA-CRISPR/Cas12a

Liqing Zhang; Wei Jiang; Zhiwei Song; et al. LWT 2026. doi:10.1016/j.lwt.2026.119301

Other claims from this paper (3)

Method / resource The RPA-CRISPR/Cas12a assay achieved a detection limit of 1 copy/μL per reaction for Alternaria alternata, surpassing the sensitivity of conventional PCR/qPCR.
Method / resource The optimized assay showed high specificity for A. alternata.
Method / resource Field validation with 54 pear leaf and fruit samples showed complete concordance with PCR.

Observationobservedoriginal resultmeasured

Claim · model-written summary

A novel R2R3-MYB transcriptional repressor, named PbrMYBL4, was identified from pear.

Taxon: pearPyrus communise1
Gene: PbrMYBL4e1
Outcome: novel R2R3-MYB transcriptional repressore1

Verbatim

e1
“we identified a novel R2R3-MYB transcriptional repressor from pear, named PbrMYBL4”
✓ located verbatim in the source · abstract, characters 195–277

t0
“pear fruit”
✓ located verbatim in the source · title, characters 102–112

Title

A dual-function PbrMYBL4-PbrMYB10b/PbrSGRL module regulates anthocyanin and chlorophyll metabolism in pear fruit

Shangyun Li; Yutao Yang; Zhiwei Zhou; et al. Horticulture Research 2026. doi:10.1093/hr/uhag150

Other claims from this paper (7)

Observationobservedoriginal resultmeasured

Claim · model-written summary

PbrMYBL4 is predominantly expressed in the pear fruit pericarp.

Taxon: pearPyrus communist0
Organ / stage: fruit pericarpe1
Outcome: predominantly expressede1

Verbatim

e1
“is predominantly expressed in the fruit pericarp”
✓ located verbatim in the source · abstract, characters 356–404

t0
“pear fruit”
✓ located verbatim in the source · title, characters 102–112

Title

A dual-function PbrMYBL4-PbrMYB10b/PbrSGRL module regulates anthocyanin and chlorophyll metabolism in pear fruit

Shangyun Li; Yutao Yang; Zhiwei Zhou; et al. Horticulture Research 2026. doi:10.1093/hr/uhag150

Other claims from this paper (7)

Observationobservedoriginal resultmeasured

Claim · model-written summary

The PbrMYBL4 protein is nuclear-localized and contains a canonical EAR repression motif.

Taxon: pearPyrus communist0
Outcome: nuclear-localized protein contains a canonical EAR repression motife1

Verbatim

e1
“This nuclear-localized protein contains a canonical EAR repression motif”
✓ located verbatim in the source · abstract, characters 279–351

t0
“pear fruit”
✓ located verbatim in the source · title, characters 102–112

Title

A dual-function PbrMYBL4-PbrMYB10b/PbrSGRL module regulates anthocyanin and chlorophyll metabolism in pear fruit

Shangyun Li; Yutao Yang; Zhiwei Zhou; et al. Horticulture Research 2026. doi:10.1093/hr/uhag150

Other claims from this paper (7)

Mechanismobservedoriginal resultmeasured

Claim · model-written summary

PbrMYBL4 simultaneously inhibited anthocyanin accumulation and chlorophyll degradation.

Taxon: pearPyrus communist0
Gene: PbrMYBL4e1
Outcome: anthocyanin accumulation and chlorophyll degradatione1

Verbatim

e1
“PbrMYBL4 could simultaneously inhibit anthocyanin accumulation and chlorophyll degradation”
✓ located verbatim in the source · abstract, characters 444–534

t0
“pear fruit”
✓ located verbatim in the source · title, characters 102–112

Title

A dual-function PbrMYBL4-PbrMYB10b/PbrSGRL module regulates anthocyanin and chlorophyll metabolism in pear fruit

Shangyun Li; Yutao Yang; Zhiwei Zhou; et al. Horticulture Research 2026. doi:10.1093/hr/uhag150

Other claims from this paper (7)

Mechanismobservedoriginal resultmeasured

Claim · model-written summary

PbrMYBL4 represses anthocyanin biosynthesis by directly downregulating the structural genes PbrF3H and PbrANS.

Taxon: pearPyrus communist0
Gene: PbrF3H and PbrANSe1
Outcome: anthocyanin biosynthesise1

Verbatim

e1
“it represses anthocyanin biosynthesis by directly downregulating key structural genes (PbrF3H and PbrANS)”
✓ located verbatim in the source · abstract, characters 553–658

t0
“pear fruit”
✓ located verbatim in the source · title, characters 102–112

Title

A dual-function PbrMYBL4-PbrMYB10b/PbrSGRL module regulates anthocyanin and chlorophyll metabolism in pear fruit

Shangyun Li; Yutao Yang; Zhiwei Zhou; et al. Horticulture Research 2026. doi:10.1093/hr/uhag150

Other claims from this paper (7)