Evidence map›Paper›PMID 30664653›Full record

ArticleNature communications2019

Lignin-polysaccharide interactions in plant secondary cell walls revealed by solid-state NMR.

Xue Kang, Alex Kirui, Malitha C Dickwella Widanage, Frederic Mentink-Vigier, Daniel J Cosgrove, Tuo Wang

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 171 papers.

0numbers the graph read from it
0cells of the map it votes in
171citing papers in PubMed
24.6field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

171 citing papers in PubMed, 564 citations in OpenAlex.

  1. Article
  2. Review
  3. Article
  4. Article
  5. Review
  6. Article
  7. Review
  8. Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Origins of Noncovalent Interactions in Lignocellulosic Biomass and Potential Implications on Recalcitrance.Chemphyschem : a European journal of chemical physics and physical chemistry · 2026
    Article
  19. The Formation of Covalent Linkages in Lignocellulosic Biomass via the Oxocarbenium Intermediate.Chemphyschem : a European journal of chemical physics and physical chemistry · 2026
    Article
  20. Article

111 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 3 institutions in 1 country.

Xue KangDepartment of Chemistry, Louisiana State University, Baton Rouge, LA, 70803, USA.ORCID http://orcid.org/0000-0002-2011-5580
Alex KiruiDepartment of Chemistry, Louisiana State University, Baton Rouge, LA, 70803, USA.ORCID http://orcid.org/0000-0002-9087-4283
Malitha C Dickwella WidanageDepartment of Chemistry, Louisiana State University, Baton Rouge, LA, 70803, USA.ORCID http://orcid.org/0000-0002-8435-2382
Frederic Mentink-VigierNational High Magnetic Field Laboratory, Tallahassee, FL, 32310, USA.ORCID http://orcid.org/0000-0002-3570-9787
Daniel J CosgroveDepartment of Biology, Pennsylvania State University, University Park, PA, 16802, USA.
Tuo WangDepartment of Chemistry, Louisiana State University, Baton Rouge, LA, 70803, USA. tuowang@lsu.edu.ORCID http://orcid.org/0000-0002-1801-924X
Louisiana State University · USNational High Magnetic Field Laboratory · USPennsylvania State University · US

Funding

TR&D3-SCHP41GM122698 · NIGMS · FLORIDA STATE UNIVERSITY · PI BREY, WILLIAM W, CROSS, TIMOTHY A · 2017 to 2021
$6.7M
14.1 T magnet with +/-1280 G Field Regulation and Integrated MAS Cryogenic SystemS10OD018519 · OD · FLORIDA STATE UNIVERSITY · PI CROSS, TIMOTHY A · 2014 to 2014
$1.4M
NIGMS NIH HHS P41 GM122698NIH HHS S10 OD018519
6 · The paper itself

Abstract

Lignin is a complex aromatic biopolymer that strengthens and waterproofs plant secondary cell walls, enabling mechanical stability in trees and long-distance water transport in xylem. Lignin removal is a key step in paper production and biomass conversion to biofuels, motivating efforts to re-engineer lignin biosynthesis. However, the physical nature of lignin's interactions with wall polysaccharides is not well understood. Here we show that lignin self-aggregates to form highly hydrophobic and dynamically unique nanodomains, with extensive surface contacts to xylan. Solid-state NMR spectroscopy of intact maize stems, supported by dynamic nuclear polarization, reveals that lignin has abundant electrostatic interactions with the polar motifs of xylan. Lignin preferentially binds xylans with 3-fold or distorted 2-fold helical screw conformations, indicative of xylans not closely associated with cellulose. These findings advance our knowledge of the molecular-level organization of lignocellulosic biomass, providing the structural foundation for optimization of post-harvest processing for biofuels and biomaterials.

Indexed as

ArabidopsisCarbohydrate ConformationCarbohydrate SequenceCell WallHydrophobic and Hydrophilic InteractionsHydroponicsLigninOryzaPanicumPlant CellsPlant StemsStatic ElectricityXylansXylemZea maysLigninXylans

Identifiers

PMID30664653
PMCPMC6341099
OpenAlexW2909060709

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.