Evidence map›Paper›PMID 31997225›Full record

ArticleOdontology2020

Acute cytotoxic effects of silica microparticles used for coating of plastic blood-collection tubes on human periosteal cells.

Hideo Masuki, Kazushige Isobe, Hideo Kawabata, Tetsuhiro Tsujino, Sadahiro Yamaguchi, Taisuke Watanabe, Atsushi Sato, Hachidai Aizawa, Carlos Fernando Mourão, Tomoyuki Kawase

Abstract read
In one paragraph

Article in Odontology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed, 1 pooled it
–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

32 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

10 authors.

Hideo MasukiTokyo Plastic Dental Society, 2-262-2 Oji, Kita-ku, Tokyo, 114-0002, Japan.
Kazushige IsobeTokyo Plastic Dental Society, 2-262-2 Oji, Kita-ku, Tokyo, 114-0002, Japan.
Hideo KawabataTokyo Plastic Dental Society, 2-262-2 Oji, Kita-ku, Tokyo, 114-0002, Japan.
Tetsuhiro TsujinoTokyo Plastic Dental Society, 2-262-2 Oji, Kita-ku, Tokyo, 114-0002, Japan.
Sadahiro YamaguchiTokyo Plastic Dental Society, 2-262-2 Oji, Kita-ku, Tokyo, 114-0002, Japan.
Taisuke WatanabeTokyo Plastic Dental Society, 2-262-2 Oji, Kita-ku, Tokyo, 114-0002, Japan.
Atsushi SatoTokyo Plastic Dental Society, 2-262-2 Oji, Kita-ku, Tokyo, 114-0002, Japan.
Hachidai AizawaTokyo Plastic Dental Society, 2-262-2 Oji, Kita-ku, Tokyo, 114-0002, Japan.
Carlos Fernando MourãoDepartment of Oral Surgery, Dentistry School, Fluminense Federal University, Rio de Janeiro, Brazil.
Tomoyuki KawaseDivision of Oral Bioengineering, Institute of Medical and Dental Sciences, Niigata University, 2-5274 Gakkocho-dori, Chuo-ku, Niigata, 951-8514, Japan. kawase@dent.niigata-u.ac.jp.ORCID http://orcid.org/0000-0003-4160-396X

Funding

Japan Society for the promotion of science 18K09595
6 · The paper itself

Abstract

Because of its simple operation, platelet-rich fibrin (PRF) is becoming more popular than the original form, platelet-rich plasma (PRP), in regenerative dentistry. PRF preparation requires plain glass blood-collection tubes, but not either anticoagulants or coagulation factors. However, such glass tubes designed for laboratory testing are no longer commercially available. Although several glass tubes specifically designed for PRF preparation are available, many clinicians prefer to obtain stably supplied substitutes, such as silica-coated plastic tubes produced by major medical device companies. The quality of PRF prepared by silica-coated tubes has not been assessed and we previously reported significant contamination of silica microparticles in the resulting PRF matrix and alerted clinicians against the use for PRF preparation. To further assess the biosafety of the silica microparticles, we presently examined their effects on human normal periosteal cells derived from alveolar bone. The periosteal cells were obtained from explant cultures of small periosteal tissues obtained from healthy donors. Silica microparticles were obtained from silica-coated tubes and added to cell cultures. Cellular responses were monitored using a tetrazolium assay, phase-contract inverted microscopy, an immunofluorescence method, and scanning electron microscopy. Silica microparticles adsorbed onto the cell surface with seemingly high affinity and induced apoptosis, resulting in significant reduction of cell proliferation and viability. These findings suggest that silica microparticles contained in plastic tubes for the purpose of blood coagulation are hazardous for various cell types around sites where silica-contaminated PRF matrices are implanted.

Indexed as

Platelet-Rich FibrinPlatelet-Rich PlasmaCell ProliferationHumansPlasticsSilicon DioxidePlasticsSilicon DioxideApoptosisCytotoxicityPeriosteal cellsPlatelet-rich fibrinSilica

Identifiers

PMID31997225
PMCPMC7438384

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.