Evidence map›Paper›PMID 34840942›Full record

ArticleJournal of oral biology and craniofacial research

Ellagic acid and hydroxyapatite promote angiogenesis marker in bone defect.

Intan Nirwana, Elly Munadziroh, Anita Yuliati, Azalia Izzah Fadhila, Nurliana, Agung Satria Wardhana, Khairul Anuar Shariff, Meircurius Dwi Condro Surboyo

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In one paragraph

Article in Journal of oral biology and craniofacial research. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed, 1 pooled it
1.3field-weighted citation impact, top 21% 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

10 citing papers in PubMed, 1 synthesis or guideline pooled it, 14 citations in OpenAlex.

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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 2 countries.

Intan NirwanaDepartment of Dental Material, Faculty of Dental Medicine, Universitas Airlangga, Surabaya, 60132, Indonesia.
Elly MunadzirohDepartment of Dental Material, Faculty of Dental Medicine, Universitas Airlangga, Surabaya, 60132, Indonesia.
Anita YuliatiDepartment of Dental Material, Faculty of Dental Medicine, Universitas Airlangga, Surabaya, 60132, Indonesia.
Azalia Izzah FadhilaBachelor of Dental Science, Faculty of Dental Medicine, Universitas Airlangga, Surabaya, 60132, Indonesia.
NurlianaBachelor of Dental Science, Faculty of Dental Medicine, Universitas Airlangga, Surabaya, 60132, Indonesia.
Agung Satria WardhanaDepartment of Dental Material, Faculty of Dentistry, Universitas Lambung Mangkurat, Banjarmasin, Indonesia.
Khairul Anuar ShariffDepartment of Dental Material, Faculty of Dental Medicine, Universitas Airlangga, Surabaya, 60132, Indonesia.
Meircurius Dwi Condro SurboyoDepartment of Oral Medicine, Faculty of Dental Medicine, Universitas Airlangga, Surabaya, 60132, Indonesia.
Airlangga University · IDLambung Mangkurat University · IDUniversiti Sains Malaysia · MY

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The combination of hydroxyapatite and the herbal extract ellagic acid is expected to accelerate the bone healing process (osteogenesis) due to the extract's anti-inflammatory and antioxidant properties. The osteogenesis process is closely associated with angiogenesis markers, such as fibroblast growth factor 2 (FGF-2), vascular endothelial growth factor (VEGF) and alkali phosphatase (ALP). The objective of this study is to analyse the combination of ellagic acid and hydroxyapatite to promote FGF-2, VEGF and ALP expression as angiogenesis markers in a bone defect model. The research sample comprised 30 male Wistar rats with a defect introduced on the left femur; these were divided into three groups for treatment with ellagic acid and hydroxyapatite, hydroxyapatite and polyethylene glycol (PEG) (control). On days 7 and 14 days after treatment, the Wistar rats were euthanised, and the femoral bone tissue was removed for the immunohistochemical analysis of FGF-2, VEGF and ALP expression. FGF-2 and ALP expression increased in the group treated with ellagic acid and hydroxyapatite on days 7 and 14 post treatment (p < 0.05), and there was an increase in VEGF expression on day 7 post treatment (p < 0.05). The combination of ellagic acid and hydroxyapatite promoted FGF-2, VEGF and ALP expression as angiogenesis markers in the bone defect model.

Indexed as

AngiogenesisEllagic acidHuman & healthHydroxyapatite

Identifiers

PMID34840942
PMCPMC8605383
OpenAlexW3211351847

What OpenQuestion holds

Textmetadata
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.