Evidence map›Paper›PMID 36752417›Full record

ArticleJournal of AOAC International2023

Botanical Authentication Using One-Class Modeling.

James Harnly

Abstract read
In one paragraph

Article in Journal of AOAC International, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Review
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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

1 author.

James HarnlyMethods and Applications Food Composition Lab, Beltsville Human Nutrition Research Center, Agricultural Research Service, U.S. Department of Agricultural, 10300 Baltimore Ave., Building 307C, Beltsville, MD, USA.ORCID 0000-0001-8334-2679

Funding

NIH HHS
6 · The paper itself

Abstract

backgroundAuthentication methods are necessary to guarantee the integrity of botanical supplements and their ingredients. In 2012, AOAC International published "Guidelines for Validation of Botanical Identification Methods" however these guidelines proved rather cumbersome.

objectiveDevelop a simpler method for validatation based on one-class modeling that only considers authentic materials.

methodsOne-class modeling uses chemometric analysis based on soft independent modeling of class analogy and the specific pre-processing steps of sample vector normalization and autoscaling.

resultsAny unknown sample can be judged authentic or adulterated based on its agreement with the profile of the authentic samples. The sensitivity and accuracy of one-class modeling is improved using sample vector normalization and autoscaling. The limit of detection for any variable is statistically predictable.

conclusionOne-class modeling offers a simple approach to authentication and is applicable to any non-targeted analytical method. Only the characteristics of the authentic samples are necessary and no specification of an adulterant is necessary. HIGHLIGHTS: One-class modeling offers a simple approach to authentication and is easily implemented using any chemometrics platform.

Identifiers

PMID36752417
PMCPMC10350622

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.