Evidence map›Paper›PMID 30768943›Full record

ArticleDevelopmental and comparative immunology2019

γδ T cells are the predominant T cell type in opossum mammaries during lactation.

Bethaney D Fehrenkamp, Robert D Miller

Abstract read
In one paragraph

Article in Developmental and comparative immunology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

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

5 citing papers in PubMed.

  1. Adaptive Immunity in Marsupials.Journal of experimental zoology. Part A, Ecological and integrative physiology · 2026
    Review
  2. A Framework for Understanding Maternal Immunity.Immunology and allergy clinics of North America · 2023
    Review
  3. Article
  4. Article
  5. 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

2 authors.

Bethaney D FehrenkampCenter for Evolutionary and Theoretical Immunology, Department of Biology, University of New Mexico, 1 University of New Mexico, MSC03-2020, Albuquerque, NM, 87131-1091, USA.
Robert D MillerCenter for Evolutionary and Theoretical Immunology, Department of Biology, University of New Mexico, 1 University of New Mexico, MSC03-2020, Albuquerque, NM, 87131-1091, USA. Electronic address: rdmiller@unm.edu.

Funding

Pilot Project ProgramP30GM110907 · NIGMS · UNIVERSITY OF NEW MEXICO · PI MILLER, ROBERT D · 2014 to 2018
$5.4M
COBRE Center for Evolutionary and Theoretical ImmunologyP20GM103452 · NIGMS · UNIVERSITY OF NEW MEXICO · PI LOKER, ERIC SAMUEL · 2012 to 2013
$4.2M
NIGMS NIH HHS P20 GM103452NIGMS NIH HHS P30 GM110907
6 · The paper itself

Abstract

Milk provides mammalian neonates with nutritional support and passive immunity. This is particularly true in marsupials where young are born highly altricial and lacking many components of a fully functional adaptive immune system. Here we investigated the T cell populations in the mammaries of a lactating marsupial, the gray short-tailed opossum Monodelphis domestica. Immunohistochemistry confirmed the presence of T cells within the opossum mammaries throughout lactation. Results of quantifying transcript abundance for lymphocyte markers are consistent with γδ T cells being the most common T cell type within lactating mammaries. Numbers of γδ T cells appear to peak early during the first postnatal week, and then decline throughout lactation until weaning. In contrast, numbers of αβ T cells and γμ T cells appear to be low to non-existent in the lactating mammaries. The results support an ancient and conserved role of immune cells in the evolution and function of mammalian mammary tissue.

Indexed as

Adaptive ImmunityAnimalsFemaleGene Expression Regulation, DevelopmentalLactationMammary Glands, AnimalMonodelphisReceptors, Antigen, T-Cell, alpha-betaReceptors, Antigen, T-Cell, gamma-deltaT-LymphocytesReceptors, Antigen, T-Cell, alpha-betaReceptors, Antigen, T-Cell, gamma-delta

Identifiers

PMID30768943
PMCPMC7278272

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Registered trials

None linked

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.