Evidence map›Paper›PMID 31575876›Full record

ArticleScientific reports2019

Non-cytotoxic hydroxyl-functionalized exfoliated boron nitride nanoflakes impair the immunological function of insect haemocytes in vivo.

Elżbieta Czarniewska, Lucyna Mrówczyńska, Magdalena Jędrzejczak-Silicka, Patryk Nowicki, Martyna Trukawka, Ewa Mijowska

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.4field-weighted citation impact, top 18% 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

12 citing papers in PubMed, 28 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

6 authors at 2 institutions in 1 country.

Elżbieta CzarniewskaDepartment of Animal Physiology and Developmental Biology, Adam Mickiewicz University, Institute of Experimental Biology, Uniwersytetu Poznańskiego Str. 6, 61-614, Poznań, Poland. czarniew@amu.edu.pl.ORCID http://orcid.org/0000-0001-8780-5220
Lucyna MrówczyńskaDepartment of Cell Biology, Adam Mickiewicz University, Institute of Experimental Biology, Uniwersytetu Poznańskiego Str. 6, 61-614, Poznań, Poland.
Magdalena Jędrzejczak-SilickaLaboratory of Cytogenetics, West Pomeranian University of Technology, Klemensa Janickiego Str. 29, 71-270, Szczecin, Poland.
Patryk NowickiDepartment of Animal Physiology and Developmental Biology, Adam Mickiewicz University, Institute of Experimental Biology, Uniwersytetu Poznańskiego Str. 6, 61-614, Poznań, Poland.
Martyna TrukawkaNanomaterials Physicochemistry Department, West Pomeranian University of Technology, Piastów Avenue Str. 45, 70-311, Szczecin, Poland.
Ewa MijowskaNanomaterials Physicochemistry Department, West Pomeranian University of Technology, Piastów Avenue Str. 45, 70-311, Szczecin, Poland.
Adam Mickiewicz University in Poznań · PLWest Pomeranian University of Technology in Szczecin · PL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To induce the water solubility of hexagonal boron nitride (h-BN), we exfoliated and functionalized bulk h-BN with hydroxyl groups (h-BN-OH-n). Short-term studies showed that h-BN-OH-n induced low cytotoxicity in different models: insect haemocytes (in vivo), human erythrocytes and mouse fibroblasts (in vitro). We also demonstrated that Alexa Fluor 647-h-BN-OH-n administered topically to the insects passed through the cuticle barrier and was phagocytosed by haemocytes. Nanoflakes did not affect the haemocyte cell membrane and did not interfere with the phagocytosis of latex beads. Long-term immunoassays showed that h-BN-OH-n, despite not inducing haemocytotoxicity, impaired nodulation, the most important cellular immune response in insects. The haemocytes exposed to h-BN-OH-n and then to bacteria differed in morphology and adhesiveness from the haemocytes exposed only to bacteria and exhibited the same morphology and adhesiveness as the control haemocytes. The h-BN-OH-n-induced decrease in nodulation can therefore result from the reduced ability of haemocytes to recognize bacteria, migrate to them or form microaggregates around them, which can lead to dysfunction of the immune system during pathogen infection. Long-term in vivo studies with animal models are still necessary to unambiguously confirm that h-BN is biocompatible and useful for application as a platform for drug delivery or for bioimaging.

Indexed as

AnimalsBoron CompoundsHemocytesHydroxylationMicroscopy, Electron, ScanningNanoparticlesSpectroscopy, Fourier Transform InfraredTenebrioBoron Compoundsboron nitride

Identifiers

PMID31575876
PMCPMC6773946
OpenAlexW2977530632

What OpenQuestion holds

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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.