Evidence map›Paper›PMID 29509790›Full record

ArticlePloS one2018

Serum anti-flagellin and anti-lipopolysaccharide immunoglobulins as predictors of linear growth faltering in Pakistani infants at risk for environmental enteric dysfunction.

Sana Syed, Najeeha T Iqbal, Kamran Sadiq, Jennie Z Ma, Tauseef Akhund, Wenjun Xin, Sean R Moore, Enju Liu, Shahida Qureshi, Kerri Gosselin and 3 more

Abstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

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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

12 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

13 authors.

Sana SyedDepartment of Pediatrics, University of Virginia, Charlottesville, VA, United States of America.
Najeeha T IqbalDepartment of Pediatrics, the Aga Khan University, Karachi, Pakistan.
Kamran SadiqDepartment of Pediatrics, the Aga Khan University, Karachi, Pakistan.
Jennie Z MaDepartment of Public Health Sciences, University of Virginia, Charlottesville, VA, United States of America.
Tauseef AkhundDepartment of Pediatrics, the Aga Khan University, Karachi, Pakistan.
Wenjun XinDepartment of Public Health Sciences, University of Virginia, Charlottesville, VA, United States of America.
Sean R MooreDepartment of Pediatrics, University of Virginia, Charlottesville, VA, United States of America.
Enju LiuDivision of Gastroenterology, Hepatology and Nutrition, Boston Children's Hospital, Boston, MA, United States of America.
Shahida QureshiDepartment of Pediatrics, the Aga Khan University, Karachi, Pakistan.
Kerri GosselinDivision of Gastroenterology, Hepatology and Nutrition, Boston Children's Hospital, Boston, MA, United States of America.
Andrew GewirtzCenter for Inflammation Immunity & Infection, Georgia State University, Atlanta, GA, United States of America.
Christopher P DugganDivision of Gastroenterology, Hepatology and Nutrition, Boston Children's Hospital, Boston, MA, United States of America.
S Asad AliDepartment of Pediatrics, the Aga Khan University, Karachi, Pakistan.ORCID 0000-0001-5274-7665

Funding

STRUCTURE-FUNCTION RELATIONSHIPS IN THE ALIMENTARY TRACTP30DK034854 · NIDDK · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI WAYNE I LENCER · 1986 to 2026
$32.4M
ROLE OF DIETARY CONSTITUENTS ON GENE EXPRESSION IN INTESTINAL EPITHELIUMP30DK040561 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI CHRISTOPHER P DUGGAN · 1994 to 2026
$31.6M
NIDDK NIH HHS P30 DK034854NIDDK NIH HHS P30 DK040561
6 · The paper itself

Abstract

backgroundEnvironmental Enteric Dysfunction (EED) in children from low-income countries has been linked to linear growth declines. There is a critical need to identify sensitive and early EED biomarkers.

objectiveDetermine whether levels of antibodies against bacterial components flagellin (flic) and lipopolysaccharide (LPS) predict poor growth. DESIGN/

methodsIn a prospective birth cohort of 380 children in rural Pakistan blood and stool samples were obtained at ages 6 and 9 months. Linear mixed effects models were used to examine longitudinal associations between quartiles of anti-flic and anti-LPS antibodies and changes in LAZ, WAZ and WLZ scores. Spearman's correlations were measured between anti-flic and anti-LPS immunoglobulins with measures of systemic/enteric inflammation and intestinal regeneration.

resultsAnti-LPS IgA correlated significantly with CRP, AGP and Reg1 serum at 6mo and with MPO at 9mo. In multivariate analysis at 6mo of age, higher anti-LPS IgA levels predicted greater declines in LAZ scores over subsequent 18mo (comparing highest to lowest quartile, β (SE) change in LAZ score/year = -0.313 (0.125), p-value = 0.013). Anti-flic Ig A in the two highest quartiles measured at 9mo of age had declines in LAZ of -0.269 (0.126), p = 0.033; and -0.306 (0.129), p = 0.018 respectively, during the subsequent 18mo of life, compared to those in the lowest quartile of anti-flic IgA. CONCLUSIONS AND RELEVANCE: Elevated anti-flic IgA and anti-LPS IgA antibodies at 6 and 9mo, predict declines in linear growth. Systemic and enteric inflammation correlated with anti-LPS IgA provides mechanistic considerations for potential future interventions.

Indexed as

Child DevelopmentAsymptomatic InfectionsBiomarkersFecesFemaleFlagellinFollow-Up StudiesHumansImmunoglobulin AInfantInfectionsIntestinal DiseasesLinear ModelsLipopolysaccharidesLongitudinal StudiesMaleBiomarkersFlagellinImmunoglobulin ALipopolysaccharides

Identifiers

PMID29509790
PMCPMC5839587

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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.