Evidence map›Paper›PMID 24782942›Full record

ArticleJournal of analytical methods in chemistry2014

Extraction and Chromatographic Determination of Shikimic Acid in Chinese Conifer Needles with 1-Benzyl-3-methylimidazolium Bromide Ionic Liquid Aqueous Solutions.

Fengli Chen, Kexin Hou, Shuangyang Li, Yuangang Zu, Lei Yang

Abstract read
In one paragraph

Article in Journal of analytical methods in chemistry, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

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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.

Fengli ChenKey Laboratory of Forest Plant Ecology, Ministry of Education, Northeast Forestry University, Hexing Road 26, Harbin 150040, China.
Kexin HouKey Laboratory of Forest Plant Ecology, Ministry of Education, Northeast Forestry University, Hexing Road 26, Harbin 150040, China.
Shuangyang LiKey Laboratory of Forest Plant Ecology, Ministry of Education, Northeast Forestry University, Hexing Road 26, Harbin 150040, China.
Yuangang ZuKey Laboratory of Forest Plant Ecology, Ministry of Education, Northeast Forestry University, Hexing Road 26, Harbin 150040, China.
Lei YangKey Laboratory of Forest Plant Ecology, Ministry of Education, Northeast Forestry University, Hexing Road 26, Harbin 150040, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

An ionic liquids-based ultrasound-assisted extraction (ILUAE) method was successfully developed for extracting shikimic acid from conifer needles. Eleven 1-alkyl-3-methylimidazolium ionic liquids with different cations and anions were investigated and 1-benzyl-3-methylimidazolium bromide solution was selected as the solvent. The conditions for ILUAE, including the ionic liquid concentration, ultrasound power, ultrasound time, and liquid-solid ratio, were optimized. The proposed method had good recovery (99.37%-100.11%) and reproducibility (RSD, n = 6; 3.6%). ILUAE was an efficient, rapid, and simple sample preparation technique that showed high reproducibility. Based on the results, a number of plant species, namely, Picea koraiensis, Picea meyeri, Pinus elliottii, and Pinus banksiana, were identified as among the best resources of shikimic acid.

Identifiers

PMID24782942
PMCPMC3980885

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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.