Evidence map›Paper›PMID 33812249›Full record

ArticleUltrasonics sonochemistry2021

Ultrasound-assisted depolymerization of kappa-carrageenan and characterization of degradation product.

Mariel G Tecson, Lucille V Abad, Virgilio D Ebajo, Drexel H Camacho

Abstract read
In one paragraph

Article in Ultrasonics sonochemistry, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
–field-weighted citation impact
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

13 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Frontiers in veterinary science · 2025
    Article
  5. Article
  6. Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Article
  12. Carrageenan of Red AlgaeMolecules (Basel, Switzerland) · 2022
    Article
  13. Article
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

4 authors.

Mariel G TecsonChemistry Department, De La Salle University, 2401 Taft Avenue, Manila 0922, Philippines.
Lucille V AbadPhilippine Nuclear Research Institute, Department of Science and Technology, Commonwealth Avenue, Quezon City 1101, Philippines.
Virgilio D EbajoCentral Instrumentation Facility, De La Salle University Laguna Campus, LTI Spine Road, Barangays Biñan and Malamig, Biñan, Laguna 4024, Philippines.
Drexel H CamachoChemistry Department, De La Salle University, 2401 Taft Avenue, Manila 0922, Philippines; Central Instrumentation Facility, De La Salle University Laguna Campus, LTI Spine Road, Barangays Biñan and Malamig, Biñan, Laguna 4024, Philippines; Organic Materials and Interfaces Unit, CENSER, De La Salle University, 2401 Taft Avenue, Manila 0922, Philippines. Electronic address: drexel.camacho@dlsu.edu.ph.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Degradation of polysaccharides to afford low-molecular-weight oligosaccharides have been shown to produce new bioactivities that are not present in the starting material. The simplicity of ultrasonic treatment in the degradation of a polysaccharide, such as κ-carrageenan, offers practical advantage in producing degraded products with lower molecular weight that may have new interesting potential activities. This study embarked on investigating the effects in molecular weights and structural changes of κ-carrageenan under varying ultrasonic conditions. Molecular weight (MW) monitoring of ultrasonically-treated κ-carrageenan at various conditions were done by gel permeation chromatography. The product formed using the optimized condition was characterized using FTIR and NMR. The decrease in MW has been shown to be dependent on low concentration (5.0 mg mL

Indexed as

CarrageenanChromatography, GelMolecular StructureMolecular WeightPolymerizationSonicationSpectrum AnalysisCarrageenanDepolymerizationUltrasonicationκ-carrageenan

Identifiers

PMID33812249
PMCPMC8053803

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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.