Evidence map›Paper›PMID 33420325›Full record

ArticleCommunications biology2021

Trade-offs between sperm viability and immune protein expression in honey bee queens (Apis mellifera).

Alison McAfee, Abigail Chapman, Jeffery S Pettis, Leonard J Foster, David R Tarpy

Abstract read
In one paragraph

Article in Communications biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing 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

37 citing papers in PubMed.

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  8. Elevated virus infection of honey bee queens reduces methyl oleate production and destabilizes colony-level social structure.Proceedings of the National Academy of Sciences of the United States of America · 2025
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  10. bioRxiv : the preprint server for biology · 2025
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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

5 authors.

Alison McAfeeDepartment of Entomology and Plant Pathology, North Carolina State University, Raleigh, NC, USA. alison.n.mcafee@gmail.com.ORCID http://orcid.org/0000-0003-3523-6649
Abigail ChapmanDepartment of Biochemistry and Molecular Biology, Michael Smith Laboratories, University of British Columbia, Vancouver, BC, Canada.ORCID http://orcid.org/0000-0002-4574-6709
Jeffery S PettisPettis and Associates LLC, Salisbury, MD, USA.
Leonard J FosterDepartment of Biochemistry and Molecular Biology, Michael Smith Laboratories, University of British Columbia, Vancouver, BC, Canada.
David R TarpyDepartment of Entomology and Plant Pathology, North Carolina State University, Raleigh, NC, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Queens of many social hymenoptera keep sperm alive within their specialized storage organ, the spermatheca, for years, defying the typical trade-off between lifespan and reproduction. However, whether honey bee (Apis mellifera) queens experience a trade-off between reproduction and immunity is unknown, and the biochemical processes underlying sperm viability are poorly understood. Here, we survey quality metrics and viral loads of honey bee queens from nine genetic sources. Queens rated as 'failed' by beekeepers had lower sperm viability, fewer sperm, and higher levels of sacbrood virus and black queen cell virus. Quantitative proteomics on N = 123 spermathecal fluid samples shows, after accounting for sperm count, health status, and apiary effects, five spermathecal fluid proteins significantly correlating with sperm viability: odorant binding protein (OBP)14, lysozyme, serpin 88Ea, artichoke, and heat-shock protein (HSP)10. The significant negative correlation of lysozyme-a conserved immune effector-with sperm viability is consistent with a reproduction vs. immunity trade-off in honey bee queens.

Indexed as

ProteomeReproductionSpermatozoaAnimalsBeesCell SurvivalFemaleInsect ProteinsMaleSerpinsInsect ProteinsProteomeSerpins

Identifiers

PMID33420325
PMCPMC7794525

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.