Cobalt-Nitrogen Co-Doped Carbon as Highly Efficient Oxidase Mimics for Colorimetric Assay of Nitrite.

Dalei Lin, Shuzhi Wu, Shushu Chu, Yizhong Lu

Open access · goldAbstract read

In one paragraph

Article in Biosensors, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it

0cells of the map it votes in

2citing papers in PubMed

0.5field-weighted citation impact, top 45% 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

2 citing papers in PubMed, 5 citations in OpenAlex.

Matrix-tolerant dual-route detection of antioxidants and nitrite using gold nanorod cascade etching with localized surface plasmon resonance and photothermal readouts.Mikrochimica acta · 2026
Article
Nanozymes Integrated Biochips Toward Smart Detection System.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
Review

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

4 authors at 2 institutions in 1 country.

Dalei LinSchool of Materials Science and Engineering, University of Jinan, Jinan 250022, China.

Shuzhi WuShandong Academy of Preventive Medicine, Shandong Center for Disease Control and Prevention, Jinan 250014, China.

Shushu ChuSchool of Materials Science and Engineering, University of Jinan, Jinan 250022, China.

Yizhong LuSchool of Materials Science and Engineering, University of Jinan, Jinan 250022, China.ORCID 0000-0002-0914-2780

University of Jinan · CNShandong Center for Disease Control and Prevention · CN

Funding

National Natural Science Foundation of China 22172063

6 · The paper itself

Abstract

Transition metal-N-doped carbon has been demonstrated to mimic natural enzyme activity; in this study, cobalt-nitrogen co-doped carbon (Co-N-C) nanomaterial was developed, and it could be an oxidase mimic. Firstly, Co-N-C with oxidase-like activity boosts the chromogenic reaction of 3,3',5,5'-tetramethylbenzidine (TMB) to produce the oxidized TMB (oxTMB). And the aromatic primary amino group of oxTMB reacts with nitrite (NO

Indexed as

ColorimetryOxidoreductasesCarbonCobaltLimit of DetectionNitritesNitrogenCarbonCobaltNitritesNitrogenOxidoreductasescobalt–nitrogen co-doped carbon (Co-N-C)nanozymenitrite determinationoxidase mimic

Identifiers

PMID37504147

DOI10.3390/bios13070748

PMCPMC10377546

OpenAlexW4385068225

What OpenQuestion holds

Textmetadata

LicenceCC BY

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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.