Observationmodel-written summary

The weight-average molecular weight of BSP-2 was 4.456 ± 0.18019 kDa.

A claim from Extraction, purification, structural elucidation, and immunomodulatory activity of Bletilla striata polysaccharides via the NF-κB signaling pathway · 2026

Observationobservedoriginal resultmeasured

Claim · model-written summary

The weight-average molecular weight of BSP-2 was 4.456 ± 0.18019 kDa.

Taxon
B. striataBletilla striatae1
Outcome
weight-averagee4
Value
4.456 ± 0.18019 kDae4

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentComparatorSettingDirectionQualifier

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Bletilla striata
Bletilla striata · TaxonKENPEI · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“isolate and identify a low-molecular-weight polysaccharide (BSP-2) from B. striata tubers”

✓ located verbatim in the source · abstract, characters 365–454
e4

“weight-average (4.456 ± 0.18019 kDa)”

✓ located verbatim in the source · abstract, characters 1187–1223

Title

Extraction, purification, structural elucidation, and immunomodulatory activity of Bletilla striata polysaccharides via the NF-κB signaling pathway

Guofeng Pang; Kai Zhou; Di Gao; et al. Frontiers in Immunology 2026. doi:10.3389/fimmu.2026.1749545

Other claims from this paper (8)

Record rev-6a48c0b332b6f27ad5bc92290728cade3c87e4ca590ec21a393e40152f853eaf · schema claims-v0.9 · position 3 in the model’s answer