Evidence map›Paper›PMID 40137379›Full record

ArticleJournal of functional biomaterials2025

Porous Hydrogels Prepared by Two-Step Gelation Method for Bone Regeneration.

Yongzhi Li, Jiangshan Liu, Jiawei Wei, Li Yuan, Jiaxin Hu, Siluo Dai, Yubao Li, Jidong Li

Abstract read
In one paragraph

Article in Journal of functional biomaterials, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

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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.

Yongzhi LiResearch Center for Nano-Biomaterials Analytical and Testing Center, Sichuan University, Chengdu 610065, China.
Jiangshan LiuResearch Center for Nano-Biomaterials Analytical and Testing Center, Sichuan University, Chengdu 610065, China.
Jiawei WeiResearch Center for Nano-Biomaterials Analytical and Testing Center, Sichuan University, Chengdu 610065, China.
Li YuanResearch Center for Nano-Biomaterials Analytical and Testing Center, Sichuan University, Chengdu 610065, China.
Jiaxin HuResearch Center for Nano-Biomaterials Analytical and Testing Center, Sichuan University, Chengdu 610065, China.
Siluo DaiResearch Center for Nano-Biomaterials Analytical and Testing Center, Sichuan University, Chengdu 610065, China.
Yubao LiResearch Center for Nano-Biomaterials Analytical and Testing Center, Sichuan University, Chengdu 610065, China.
Jidong LiResearch Center for Nano-Biomaterials Analytical and Testing Center, Sichuan University, Chengdu 610065, China.ORCID 0000-0002-0483-3304

Funding

National Natural Science Foundation of China 32371398
6 · The paper itself

Abstract

Hierarchical porous hydrogels possess advantageous characteristics that facilitate cell adhesion, promote tissue growth, and enhance angiogenesis and osteogenesis. In this study, porous composite hydrogels were successfully prepared by a two-step gelation method with sodium alginate (SA), gelatin (GEL), and calcium hydrogen phosphate (DCP) as the main components. The fabricated porous hydrogels initially featured small pores (approximately 60 μm), and gradually evolved to large pores (exceeding 250 μm) during the gradual degradation in the cellular microenvironment. In vitro cell culture experiments indicated that these hydrogels could enhance the proliferation and osteogenic differentiation of bone marrow mesenchymal stem cells due to the hierarchical porous structure and the incorporation of DCP. Subcutaneous implantation and cranial defect repair experiments in Sprague-Dawley rats further confirmed that the small initial pore size of hydrogel scaffolds can provide more sites for cell adhesion. Additionally, the gradual degradation to form large pores was conducive to cell/tissue growth and blood vessel formation, ultimately being beneficial for vascularized bone regeneration. In summary, this study proposes an innovative strategy for developing porous hydrogels with gradual degradation for functional bone regeneration.

Indexed as

calvarial defect repairdouble crosslinkporous hydrogelsvascularized bone regeneration

Identifiers

PMID40137379
PMCPMC11942705

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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.