Evidence map›Paper›PMID 30573738›Full record

ArticleScientific reports2018

Modulation of benzylisoquinoline alkaloid biosynthesis by overexpression berberine bridge enzyme in Macleaya cordata.

Peng Huang, Wei Liu, Min Xu, Ruolan Jiang, Liqiong Xia, Peng Wang, Han Li, Zhaoshan Tang, Qiyin Zheng, Jianguo Zeng

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
0.7field-weighted citation impact, top 28% 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

15 citing papers in PubMed, 25 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

10 authors at 3 institutions in 1 country.

Peng HuangHunan Key Laboratory of Traditional Chinese Veterinary Medicine, Hunan Agricultural University, Changsha, Hunan, 410128, China.
Wei LiuHunan Key Laboratory of Traditional Chinese Veterinary Medicine, Hunan Agricultural University, Changsha, Hunan, 410128, China.
Min XuHunan Key Laboratory of Traditional Chinese Veterinary Medicine, Hunan Agricultural University, Changsha, Hunan, 410128, China.
Ruolan JiangHunan Key Laboratory of Traditional Chinese Veterinary Medicine, Hunan Agricultural University, Changsha, Hunan, 410128, China.
Liqiong XiaSchool of pharmacy, Hunan University of Chinese Medicine, Changsha, 410208, China.
Peng WangHunan Key Laboratory of Traditional Chinese Veterinary Medicine, Hunan Agricultural University, Changsha, Hunan, 410128, China.
Han LiState Key Laboratory of Silkworm Genome Biology, Southwest University, Beibei, Chongqing, 400715, China.
Zhaoshan TangMicolta Bioresource Inc., Changsha, 410016, China.
Qiyin ZhengSchool of pharmacy, Hunan University of Chinese Medicine, Changsha, 410208, China.
Jianguo ZengHunan Key Laboratory of Traditional Chinese Veterinary Medicine, Hunan Agricultural University, Changsha, Hunan, 410128, China. zengjianguo@hunau.edu.cn.
Hunan Agricultural University · CNHunan University of Traditional Chinese Medicine · CNState Key Laboratory of Silkworm Genomic Biology

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Macleaya cordata produces a variety of benzylisoquinoline alkaloids (BIAs), such as sanguinarine, protopine, and berberine, which are potential anticancer drugs and natural growth promoters. The genes encoding the berberine bridge enzyme (BBE) were isolated from M. cordata and Papaver somniferum, and then the two genes were overexpressed in M. cordata. Through liquid chromatography with triple-quadrupole mass spectrometry analysis, it was determined that McBBE-OX caused higher levels of (S)-norcoclaurine, (S)-coclaurine, (S)-N-cis-methylcoclaurine, (S)-reticuline, (S)-tetrahydrocolumbamine, (S)-tetrahydroberberine, (S)-cheilanthifoline, and (S)-scoulerine than PsBBE-OX, empty vector or control treatments. qRT-PCR analysis demonstrated that the introduced genes in the transgenic lines were all highly expressed. However, the levels of sanguinarine (SAN) and chelerythrine (CHE) in all the transgenic lines were slightly lower than those in the wild-type lines, possibly because the overexpression of McBBE causes feedback-inhibition. This is the first report on the overexpression of potential key genes in M. cordata, and the findings are important for the design of metabolic engineering strategies that target BIAs biosynthesis.

Indexed as

AlkaloidsBenzylisoquinolinesCloning, MolecularGene Expression Regulation, EnzymologicGene Expression Regulation, PlantMetabolic EngineeringMetabolic Networks and PathwaysOxidoreductases, N-DemethylatingPapaveraceaePlants, Genetically ModifiedUp-RegulationAlkaloidsBenzylisoquinolinesOxidoreductases, N-Demethylatingreticuline oxidase

Identifiers

PMID30573738
PMCPMC6301961
OpenAlexW2904739087

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.