Evidence map›Paper›PMID 38949655›Full record

ArticleeLife2024

Heparan sulfate-dependent phase separation of CCL5 and its chemotactic activity.

Xiaolin Yu, Guangfei Duan, Pengfei Pei, Long Chen, Renji Gu, Wenrui Hu, Hongli Zhang, Yan-Dong Wang, Lili Gong, Lihong Liu and 3 more

Abstract read
In one paragraph

Article in eLife, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Trial
  2. Review
  3. Article
  4. Article
  5. Glycosaminoglycans as Polyelectrolytes: Charge, Interactions, and Applications.Chembiochem : a European journal of chemical biology · 2025
    Review
  6. 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

13 authors.

Xiaolin Yu *State Key Laboratory of Chemical Resource Engineering, College of Life Science and Technology, Beijing University of Chemical Technology, Beijing, China.
Guangfei Duan *State Key Laboratory of Chemical Resource Engineering, College of Life Science and Technology, Beijing University of Chemical Technology, Beijing, China.
Pengfei PeiState Key Laboratory of Chemical Resource Engineering, College of Life Science and Technology, Beijing University of Chemical Technology, Beijing, China.
Long ChenState Key Laboratory of Chemical Resource Engineering, College of Life Science and Technology, Beijing University of Chemical Technology, Beijing, China.
Renji GuState Key Laboratory of Chemical Resource Engineering, College of Life Science and Technology, Beijing University of Chemical Technology, Beijing, China.
Wenrui HuState Key Laboratory of Chemical Resource Engineering, College of Life Science and Technology, Beijing University of Chemical Technology, Beijing, China.
Hongli ZhangState Key Laboratory of Chemical Resource Engineering, College of Life Science and Technology, Beijing University of Chemical Technology, Beijing, China.
Yan-Dong WangState Key Laboratory of Chemical Resource Engineering, College of Life Science and Technology, Beijing University of Chemical Technology, Beijing, China.
Lili GongInstitute of Medical Science, China-Japan Friendship Hospital, Beijing, China.
Lihong LiuInstitute of Medical Science, China-Japan Friendship Hospital, Beijing, China.
Ting-Ting ChuGreater Bay Biomedical InnoCenter, Shenzhen Bay Laboratory, Shenzhen, China.
Jin-Ping LiBeijing Advanced Innovation Centre for Soft Matter Science and Engineering, Beijing University of Chemical Technology, Beijing, China.
Shi-Zhong LuoState Key Laboratory of Chemical Resource Engineering, College of Life Science and Technology, Beijing University of Chemical Technology, Beijing, China.ORCID https://orcid.org/0000-0002-4880-5962

Funding

China Postdoctoral Research Foundation Postdoctoral Fellowship Program GZC20230211Joint Project of BRC-BC (Biomedical Translational Engineering Research Center of BUCT-CJFH) XK2022-07Joint Project of BRC-BC (Biomedical Translational Engineering Research Center of BUCT-CJFH) XK2023-14National Key R&D Program of China 2021YFC2103900National Natural Science Foundation of China 22077010National Natural Science Foundation of China 22261132513National Natural Science Foundation of China 22277009Swedish Research Council 2021-01094
6 · The paper itself

Abstract

Secreted chemokines form concentration gradients in target tissues to control migratory directions and patterns of immune cells in response to inflammatory stimulation; however, how the gradients are formed is much debated. Heparan sulfate (HS) binds to chemokines and modulates their activities. In this study, we investigated the roles of HS in the gradient formation and chemoattractant activity of CCL5 that is known to bind to HS. CCL5 and heparin underwent liquid-liquid phase separation and formed gradient, which was confirmed using CCL5 immobilized on heparin-beads. The biological implication of HS in CCL5 gradient formation was established in CHO-K1 (wild-type) and CHO-677 (lacking HS) cells by Transwell assay. The effect of HS on CCL5 chemoattractant activity was further proved by Transwell assay of human peripheral blood cells. Finally, peritoneal injection of the chemokines into mice showed reduced recruitment of inflammatory cells either by mutant CCL5 (lacking heparin-binding sequence) or by addition of heparin to wild-type CCL5. Our experimental data propose that co-phase separation of CCL5 with HS establishes a specific chemokine concentration gradient to trigger directional cell migration. The results warrant further investigation on other heparin-binding chemokines and allows for a more elaborate insight into disease process and new treatment strategies.

Indexed as

Chemokine CCL5ChemotaxisCricetulusHeparan SulfateAnimalsCHO CellsHeparinHumansMicePhase SeparationCCL5 protein, humanChemokine CCL5Heparan SulfateHeparinbiochemistrycell biologychemical biologychemotaxisdiffusionE. coligradienthumanmousephase separation

Identifiers

PMID38949655
PMCPMC11216747

What OpenQuestion holds

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Registered trials

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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.