Evidence map›Paper›PMID 37854184›Full record

ArticleFrontiers in endocrinology2023

Serum metabolomic profiling unveils distinct sex-related metabolic patterns in NAFLD.

Charalambos Fotakis, Ioanna-Panagiota Kalafati, Athina I Amanatidou, Vasiliki Andreou, Manolis Matzapetakis, Maria Kafyra, Iraklis Varlamis, Maria Zervou, George V Dedoussis

Open access · goldAbstract read
In one paragraph

Article in Frontiers in endocrinology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
3.6field-weighted citation impact, top 6% 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

16 citing papers in PubMed, 17 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

9 authors at 2 institutions in 1 country.

Charalambos FotakisInstitute of Chemical Biology, National Hellenic Research Foundation, Athens, Greece.
Ioanna-Panagiota KalafatiDepartment of Nutrition and Dietetics, School of Health Science and Education, Harokopio University of Athens, Athens, Greece.
Athina I AmanatidouDepartment of Nutrition and Dietetics, School of Health Science and Education, Harokopio University of Athens, Athens, Greece.
Vasiliki AndreouInstitute of Chemical Biology, National Hellenic Research Foundation, Athens, Greece.
Manolis MatzapetakisInstitute of Chemical Biology, National Hellenic Research Foundation, Athens, Greece.
Maria KafyraDepartment of Nutrition and Dietetics, School of Health Science and Education, Harokopio University of Athens, Athens, Greece.
Iraklis VarlamisDepartment of Informatics and Telematics, Harokopio University of Athens, Athens, Greece.
Maria ZervouInstitute of Chemical Biology, National Hellenic Research Foundation, Athens, Greece.
George V DedoussisDepartment of Nutrition and Dietetics, School of Health Science and Education, Harokopio University of Athens, Athens, Greece.
Harokopio University of Athens · GRNational Hellenic Research Foundation · GR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objective: Obesity poses an increased risk for the onset of Nonalcoholic fatty liver disease (NAFLD). The influence of other factors, such as sex in the incidence and severity of this liver disease has not yet been fully elucidated. Thus, we aimed to identify the NAFLD serum metabolic signatures associated with sex in normal, overweight and obese patients and to associate the metabolite fluctuations across the increasing liver steatosis stages. Methods and results: Using nuclear magnetic resonance (NMR) serum samples of 210 NAFLD cases and control individuals diagnosed with liver U/S, our untargeted metabolomics enquiry provided a sex distinct metabolic bouquet. Increased levels of alanine, histidine and tyrosine are associated with severity of NAFLD in both men and women. Moreover, higher serum concentrations of valine, aspartic acid and mannose were positively associated with the progression of NAFLD among the male subjects, while a negative association was observed with the levels of creatine, phosphorylcholine and acetic acid. On the other hand, glucose was positively associated with the progression of NAFLD among the female subjects, while levels of threonine were negatively related. Fluctuations in ketone bodies acetoacetate and acetone were also observed among the female subjects probing a significant reduction in the circulatory levels of the former in NAFLD cases. A complex glycine response to hepatic steatosis of the female subjects deserves further investigation. Conclusion: Results of this study aspire to address the paucity of data on sex differences regarding NAFLD pathogenesis. Targeted circulatory metabolome measurements could be used as diagnostic markers for the distinct stages of NAFLD in each sex and eventually aid in the development of novel sex-related therapeutic options.

Indexed as

Non-alcoholic Fatty Liver DiseaseFemaleHumansMaleMetabolomeMetabolomicsObesityadolescent obesityamino acidsglycine neurotransmitterketone bodiesNAFLDNMR metabolomicsserum metabolite markerssex

Identifiers

PMID37854184
PMCPMC10579908
OpenAlexW4387365321

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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.