Evidence map›Paper›PMID 31964762›Full record

ArticleJournal of lipid research2020

An LC/MS/MS method for analyzing the steroid metabolome with high accuracy and from small serum samples.

Teng-Fei Yuan, Juan Le, Shao-Ting Wang, Yan Li

Open access · hybridAbstract read
In one paragraph

Article in Journal of lipid research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
4.7field-weighted citation impact, top 4% 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

19 citing papers in PubMed, 53 citations in OpenAlex.

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  13. Sterol and lipid metabolism in bees.Metabolomics : Official journal of the Metabolomic Society · 2023
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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

4 authors at 2 institutions in 1 country.

Teng-Fei YuanDepartment of Clinical Laboratory, Renmin Hospital of Wuhan University, Wuhan, China.
Juan LeDepartment of Clinical Laboratory, Renmin Hospital of Wuhan University, Wuhan, China.
Shao-Ting WangDepartment of Clinical Laboratory, Renmin Hospital of Wuhan University, Wuhan, China shaotingw@163.com liyanlcms@163.com.
Yan LiDepartment of Clinical Laboratory, Renmin Hospital of Wuhan University, Wuhan, China shaotingw@163.com liyanlcms@163.com.
Wuhan University · CNRenmin Hospital of Wuhan University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Analyzing global steroid metabolism in humans can shed light on the etiologies of steroid-related diseases. However, existing methods require large amounts of serum and lack the evaluation of accuracy. Here, we developed an LC/MS/MS method for the simultaneous quantification of 12 steroid hormones: testosterone, pregnenolone, progesterone, androstenedione, corticosterone, 11-deoxycortisol, cortisol, 17-hydroxypregnenolone, 17-hydroxyprogesterone, dehydroepiandrosterone, estriol, and estradiol. Steroids and spiked internal standards in 100 μl serum were extracted by protein precipitation and liquid-liquid extraction. The organic phase was dried by evaporation, and isonicotinoyl chloride was added for steroid derivatization, followed by evaporation under nitrogen and redissolution in 50% methanol. Chromatographic separation was performed on a reverse-phase PFP column, and analytes were detected on a triple quadrupole mass spectrometer with ESI. The lower limits of quantification ranged from 0.005 ng/ml for estradiol to 1 ng/ml for cortisol. Apparent recoveries of steroids at high, medium, and low concentrations in quality control samples were between 86.4% and 115.0%. There were limited biases (-10.7% to 10.5%) between the measured values and the authentic values, indicating that the method has excellent reliability. An analysis of the steroid metabolome in pregnant women highlighted the applicability of the method in clinical serum samples. We conclude that the LC/MS/MS method reported here enables steroid metabolome analysis with high accuracy and reduced serum consumption, indicating that it may be a useful tool in both clinical and scientific laboratory research.

Indexed as

Chromatography, LiquidLimit of DetectionAnalytic Sample Preparation MethodsBlood Chemical AnalysisFemaleHumansMetabolomicsPregnancySolventsSteroidsTandem Mass SpectrometrySolventsSteroidscholesterolderivatizationglobal metabolite analysishormonesliquid chromatography tandem mass spectrometrypregnancysteroid-related disease

Identifiers

PMID31964762
PMCPMC7112139
OpenAlexW3001399155

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.