Evidence map›Paper›PMID 33689233›Full record

ReviewOrthopaedic surgery2021

Picrosirius-Polarization Method for Collagen Fiber Detection in Tendons: A Mini-Review.

Jie Liu, Ming-You Xu, Jing Wu, Hao Zhang, Li Yang, Deng-Xing Lun, Yong-Cheng Hu, Bin Liu

Open access · goldAbstract readReview
In one paragraph

Review in Orthopaedic surgery, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
5.5field-weighted citation impact, top 3% 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

37 citing papers in PubMed, 80 citations in OpenAlex.

  1. Article
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  8. Transfersomal delivery ofDrug delivery · 2025
    Article
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  10. Medial Osteochondral Defect Drives Matrix and Cell Pathology in Compartment-Matched Meniscus.Journal of orthopaedic research : official publication of the Orthopaedic Research Society · 2025
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  17. Loss of the long form of Plod2 phenocopies contractures of Bruck syndrome-osteogenesis imperfecta.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2024
    Article
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  20. Development of porcine skeletal muscle extracellular matrix-derived hydrogels with improved properties and low immunogenicity.Proceedings of the National Academy of Sciences of the United States of America · 2024
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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

8 authors at 3 institutions in 1 country.

Jie LiuTianjin Medical University, Tianjin, China.ORCID https://orcid.org/0000-0003-4388-5219
Ming-You XuTianjin Medical University, Tianjin, China.
Jing WuCenter for Medical Device Evaluation NMPA, Beijing, China.
Hao ZhangTianjin Hospital, Tianjin, China.ORCID https://orcid.org/0000-0002-7377-0589
Li YangTianjin Hospital, Tianjin, China.
Deng-Xing LunTianjin Hospital, Tianjin, China.
Yong-Cheng HuTianjin Hospital, Tianjin, China.
Bin LiuCenter for Medical Device Evaluation NMPA, Beijing, China.
Tianjin Hospital · CNNational Medical Products Administration · CNTianjin Medical University · CN

Funding

National Key R&D Program of China 2018YFC1106700Tianjin Medical University
6 · The paper itself

Abstract

Although the structure and composition of collagen have been studied by polarized light microscopy since the early 19th century, many studies and reviews have paid little or no attention to the morphological problems of histopathological diagnosis. The morphology of collagen fibers is critical in guiding mechanical and biological properties in both normal and pathological tendons. Highlighting the organization and spatial distribution of tendon-containing collagen fibers can be very useful for visualizing a tendon's ultrastructure, biochemical and indirect mechanical properties, which benefits other researchers and clinicians. Picrosirius red (PSR) staining, relying on the birefringence of collagen fibers, is one of the best understood histochemical methods that can highly and specifically underline fibers better than other common staining techniques when combined with polarized light microscopy (PLM). Polarized light microscopy provides complementary information about collagen fibers, such as orientation, type and spatial distribution, which is important for a comprehensive assessment of collagen alteration in a tendon. Here, this brief review serves as a simplistic and important primer to research developments in which differential staining of collagen types by the Picrosirius-polarization method is increasing in diverse studies of the medical field, mainly in the assessment of the morphology, spatial distribution, and content of collagen in tendons.

Indexed as

CollagenHumansMicroscopy, PolarizationStaining and LabelingTendonsCollagenBirefringenceCollagenMorphologyPicrosirius red stainingPolarized light microscopy

Identifiers

PMID33689233
PMCPMC8126917
OpenAlexW3135101317

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.