Evidence map›Paper›PMID 42045341›Full record

ArticleScientific reports2026

Correlates of prenatal heavy metal contamination in Lebanese infants using cord blood analysis.

Emile Whaibeh, Jowy Abi Hanna, Jan Kuta, Norma Aouad, Nancy Yaghi, Alicia Abi Nader, Cyrille Khalil, Georges Abi Tayeh, Myriam Mrad

Abstract read
In one paragraph

Article in Scientific reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed
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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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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.

Emile WhaibehFaculty of Medicine, Institut Supérieur de Santé Publique, Saint-Joseph University of Beirut, Beirut, Lebanon.
Jowy Abi HannaFaculty of Medicine, Institut Supérieur de Santé Publique, Saint-Joseph University of Beirut, Beirut, Lebanon.
Jan KutaRECETOX, Faculty of Science, Masaryk University, Brno, Czech Republic.
Norma AouadHôtel-Dieu de France University Hospital, Beirut, Lebanon.
Nancy YaghiHôtel-Dieu de France University Hospital, Beirut, Lebanon.
Alicia Abi NaderFaculty of Medicine, Institut Supérieur de Santé Publique, Saint-Joseph University of Beirut, Beirut, Lebanon.
Cyrille KhalilPublic Health Department, Faculty of Health Sciences, University of Balamand, Beirut, Lebanon.
Georges Abi TayehHealth and Environment Response Agency (HERA), Beirut, Lebanon.
Myriam MradPublic Health Department, Faculty of Health Sciences, University of Balamand, Beirut, Lebanon. Myriam.mrad@balamand.edu.lb.

Funding

HORIZON EUROPE European Research Council 101137317
6 · The paper itself

Abstract

Exposure to heavy metals during pregnancy can disrupt fetal development and cause adverse health effects. However, data on fetal exposure in Lebanon remain scarce. The Environmental Exposures in Lebanese Infants (EELI) Study, a longitudinal birth cohort launched in 2021, investigates early-life environmental exposures among Lebanese infants. This study assesses the levels of 8 toxic (antimony, arsenic, chromium, nickel, cadmium, mercury, thallium, and lead) and 6 essential heavy metals (molybdenum, manganese, cobalt, copper, zinc, and selenium) in cord blood samples (N = 74). Descriptive statistics were used to characterize metal concentrations, and bivariate and multivariate analyses were conducted to examine associations with selected sociodemographic, environmental, health-related, and dietary factors. All toxic heavy metals were detected in cord blood samples, indicating prenatal exposure. Lead (md: 5.45 µg/L, p95: 22.4 µg/L) and mercury (md: 0.7 µg/L, p95: 2.01 µg/L) were among the highest detected toxicants. Essential metals such as zinc, copper, and manganese exhibited the highest variability. Several contextual factors, including residential proximity to highways, parking lots, and industrial areas, home renovations, energy sources, and pesticide use, were statistically associated with variations in cord blood metal concentrations. While causal inference cannot be established, this study underscores the importance of documenting early-life exposure patterns to inform future research into the developmental origin of health and diseases in resource-limited settings.

Indexed as

Environmental ExposureEnvironmental PollutantsFetal BloodMaternal ExposureMetals, HeavyFemaleHumansInfantInfant, NewbornLebanonPregnancyEnvironmental PollutantsMetals, HeavyBirth outcomesChildren’s environmental healthHeavy metalsNeurodevelopmental outcomesPregnancy outcomes

Identifiers

PMID42045341
PMCPMC13287769

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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.