Evidence map›Paper›PMID 30430010›Full record

ArticleEvolution, medicine, and public health2018

Variation among populations in the immune protein composition of mother's milk reflects subsistence pattern.

Laura D Klein, Jincui Huang, Elizabeth A Quinn, Melanie A Martin, Alicia A Breakey, Michael Gurven, Hillard Kaplan, Claudia Valeggia, Grazyna Jasienska, Brooke Scelza and 2 more

Open access · goldAbstract read
In one paragraph

Article in Evolution, medicine, and public health, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 15% 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

17 citing papers in PubMed, 1 synthesis or guideline pooled it, 29 citations in OpenAlex.

  1. Pooled it
  2. The Ecology and Human Biology of Pastoralists: Building on the Contributions of Michael A. Little.American journal of human biology : the official journal of the Human Biology Council · 2025
    Article
  3. Article
  4. Review
  5. Review
  6. How market integration impacts human disease ecology.Evolution, medicine, and public health · 2024
    Article
  7. Human milk immune factors, maternal nutritional status, and infant sex: The INSPIRE study.American journal of human biology : the official journal of the Human Biology Council · 2023
    Article
  8. Article
  9. Minimally invasive biomarkers in human and non-human primate evolutionary biology: Tools for understanding variation and adaptation.American journal of human biology : the official journal of the Human Biology Council · 2022
    Article
  10. Article
  11. Tradeoffs in milk immunity affect infant infectious disease risk.Evolution, medicine, and public health · 2022
    Article
  12. Review
  13. Article
  14. Article
  15. The COVID-19 liquid gold rush: Critical perspectives of human milk and SARS-CoV-2 infection.American journal of human biology : the official journal of the Human Biology Council · 2020
    Review
  16. Article
  17. Article
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

12 authors at 11 institutions in 2 countries.

Laura D KleinDepartment of Human Evolutionary Biology, Harvard University, 11 Divinity Avenue, Cambridge, MA, USA.ORCID 0000-0002-7287-8029
Jincui HuangChemistry Department, University of California Davis, 2465 Chemistry Annex, One Shields Avenue, Davis, CA, USA.
Elizabeth A QuinnDepartment of Anthropology, Washington University in St Louis, Campus Box 1114, One Brookings Drive, St Louis, MO, USA.
Melanie A MartinDepartment of Anthropology, University of California Santa Barbara, Santa Barbara, CA, USA.
Alicia A BreakeyDepartment of Human Evolutionary Biology, Harvard University, 11 Divinity Avenue, Cambridge, MA, USA.
Michael GurvenDepartment of Anthropology, University of California Santa Barbara, Santa Barbara, CA, USA.
Hillard KaplanDepartment of Anthropology, University of New Mexico, MSC01-1040, 1 University of New Mexico, Albuquerque, NM, USA.
Claudia ValeggiaDepartment of Anthropology, Yale University, 10 Sachem Street, New Haven, CT, USA.
Grazyna JasienskaDepartment of Environmental Health, Faculty of Health Sciences, Jagiellonian University Medical College, ul. Grzegorzecka 20, Krakow, Poland.
Brooke ScelzaDepartment of Anthropology, University of California Los Angeles, 341 Haines Hall, Box 951553, Los Angeles, CA, USA.
Carlito B LebrillaChemistry Department, University of California Davis, 2465 Chemistry Annex, One Shields Avenue, Davis, CA, USA.
Katie HindeDepartment of Human Evolutionary Biology, Harvard University, 11 Divinity Avenue, Cambridge, MA, USA.
University of California, Davis · USArizona State University · USHarvard University · USJagiellonian University · PLUniversity of California, Los Angeles · USUniversity of California, Santa Barbara · USUniversity of Illinois Chicago · USUniversity of New Mexico · USUniversity of Washington · USWashington University in St. Louis · USYale University · US

Funding

The Human Life Course and the Biodemography of AgingR01AG024119 · NIA · UNIVERSITY OF CALIFORNIA SANTA BARBARA · PI GURVEN, MICHAEL DOUGLAS, KAPLAN, HILLARD S · 2004 to 2015
$7.4M
The incorporation of human milk oligosaccharides in brain glycoconjugatesR01GM049077 · NIGMS · UNIVERSITY OF CALIFORNIA DAVIS · PI LEBRILLA, CARLITO B · 1999 to 2024
$6.3M
NIA NIH HHS R01 AG024119NIGMS NIH HHS R01 GM049077
6 · The paper itself

Abstract

lay summaryAdaptive immune proteins in mothers' milk are more variable than innate immune proteins across populations and subsistence strategies. These results suggest that the immune defenses in milk are shaped by a mother's environment throughout her life. BACKGROUND AND

objectivesMother's milk contains immune proteins that play critical roles in protecting the infant from infection and priming the infant's developing immune system during early life. The composition of these molecules in milk, particularly the acquired immune proteins, is thought to reflect a mother's immunological exposures throughout her life. In this study, we examine the composition of innate and acquired immune proteins in milk across seven populations with diverse disease and cultural ecologies. METHODOLOGY: Milk samples (

resultsBoth innate and acquired immune protein composition in milk varied among populations, though the acquired immune protein composition of milk differed more among populations. Populations living in closer geographic proximity or having similar subsistence strategies (e.g. agro-pastoralists from Nepal and Namibia) had more similar milk immune protein compositions. Agro-pastoralists had different milk innate immune protein composition from horticulturalist-foragers and urban-industrialists. Acquired immune protein composition differed among all subsistence strategies except horticulturist-foragers and rural-shop. CONCLUSIONS AND IMPLICATIONS: Our results reveal fundamental variation in milk composition that has not been previously explored in human milk research. Further study is needed to understand what specific aspects of the local environment influence milk composition and the effects this variation may have on infant health outcomes.

Indexed as

human milklactoferinmaternal ecologymilk immunofactorsSIgA

Identifiers

PMID30430010
PMCPMC6222208
OpenAlexW2897796904

What OpenQuestion holds

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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.