Evidence map›Paper›PMID 27713564›Full record

ArticleScientific reports2016

A Nucleotide Signature for the Identification of Angelicae Sinensis Radix (Danggui) and Its Products.

Xiaoyue Wang, Yang Liu, Lili Wang, Jianping Han, Shilin Chen

Abstract readValidation Study
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 citing papers in PubMed.

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  16. Detection of Cistanches Herba (Frontiers in plant science · 2018
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  19. Method for the Identification of Taxon-SpecificFrontiers in plant science · 2018
    Article
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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

5 authors.

Xiaoyue WangInstitute of Medicinal Plant Development, Chinese Academy of Medicinal Science &Peking Union Medicinal College, Beijing 100193, P. R. China.
Yang LiuInstitute of Medicinal Plant Development, Chinese Academy of Medicinal Science &Peking Union Medicinal College, Beijing 100193, P. R. China.
Lili WangInstitute of Medicinal Plant Development, Chinese Academy of Medicinal Science &Peking Union Medicinal College, Beijing 100193, P. R. China.
Jianping HanInstitute of Medicinal Plant Development, Chinese Academy of Medicinal Science &Peking Union Medicinal College, Beijing 100193, P. R. China.
Shilin ChenInstitute of Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing 100700, P. R. China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

It is very difficult to identify Angelicae sinensis radix (Danggui) when it is processed into Chinese patent medicines. The proposed internal transcribed spacer 2 (ITS2) is not sufficient to resolve heavily processed materials. Therefore, a short barcode for the identification of processed materials is urgently needed. In this study, 265 samples of Angelicae sinensis radix and adulterants were collected. The ITS2 region was sequenced, and based on one single nucleotide polymorphism(SNP) site unique to Angelica sinensis, a nucleotide signature consisting of 37-bp (5'-aatccgcgtc atcttagtga gctcaaggac ccttagg-3') was developed. It is highly conserved and specific within Angelica sinensis while divergent among other species. Then, we designed primers (DG01F/DG01R) to amplify the nucleotide signature region from processed materials. 15 samples procured online were analysed. By seeking the signature, we found that 7 of them were counterfeits. 28 batches of Chinese patent medicines containing Danggui were amplified. 19 of them were found to contain the signature, and adulterants such as Ligusticum sinense, Notopterygium incisum, Angelica decursiva and Angelica gigas were detected in other batches. Thus, this nucleotide signature, with only 37-bp, will broaden the application of DNA barcoding to identify the components in decoctions, Chinese patent medicines and other products with degraded DNA.

Indexed as

Angelica sinensisBase SequenceComputer SystemsCounterfeit DrugsDNA Barcoding, TaxonomicDNA, PlantDNA PrimersDrug ContaminationDrugs, Chinese HerbalHumansNonprescription DrugsNucleotide Motifsangelicae sinensis extractCounterfeit DrugsDNA, PlantDNA PrimersDrugs, Chinese HerbalNonprescription Drugs

Identifiers

PMID27713564
PMCPMC5054691

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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.