Association of human milk oligosaccharides and nutritional status of young infants among Bangladeshi mother–infant dyads

Sharika Nuzhat, Parag Palit, Mustafa Mahfuz, Md. Ridwan Islam, S. M. Tafsir Hasan, M. Munirul Islam, Shafiqul A. Sarker, David J. Kyle, Robin L. Flannery, Anita Vinjamuri, Carlito B. Lebrilla, Tahmeed Ahmed

    Research output: Contribution to journalArticleScientificpeer-review

    5 Citations (Scopus)
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    Abstract

    Human milk oligosaccharides (HMOs) support the development of a healthy gut microbiome and the growth of infants. We aimed to determine the association of different HMOs with severe acute malnutrition (SAM) among Bangladeshi young infants. This study was nested within a single-blind, randomized, pilot clinical trial (NCT0366657). A total of 45 breastmilk samples from mothers of < 6 months old infants who had SAM (n = 26) or were non-malnourished (n = 19) and were analyzed for constituent HMOs. Of the infants with SAM, 14 (53.85%) had secretor mothers, and 11 (57.89%) of the non-malnourished infants had secretor mothers. A one-unit increase in the relative abundance of sialylated HMOs was associated with higher odds of SAM in age and sex adjusted model (aOR = 2.00, 90% CI 1.30, 3.06), in age, sex, and secretor status adjusted model (aOR = 1.96, 90% CI 1.29, 2.98), and also in age and sex adjusted model among non-secretor mothers (aOR = 2.86, 90% CI 1.07, 7.62). In adjusted models, there was no evidence of a statistically significant association between SAM and fucosylated or undecorated HMOs. Our study demonstrates that a higher relative abundance of sialylated HMOs in mothers’ breastmilk may have a negative impact on young infants’ nutritional status.

    Original languageEnglish
    Article number9456
    Number of pages9
    JournalScientific Reports
    Volume12
    DOIs
    Publication statusPublished - Jun 2022
    Publication typeA1 Journal article-refereed

    Publication forum classification

    • Publication forum level 1

    ASJC Scopus subject areas

    • General

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