Evidence map›Paper›PMID 40838701›Full record

ArticleBiology of reproduction2026

Bovine uterine fluid lipidome parallels embryo and conceptus developmental milestones†.

Leopoldo González-Brusi, Iebu Devkota, José M Sánchez, Ismael Lamas-Toranzo, Patrick Lonergan, Pablo Bermejo-Álvarez, Constantine A Simintiras

Abstract read
In one paragraph

Article in Biology of reproduction, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. 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

7 authors.

Leopoldo González-BrusiAnimal Reproduction Department, Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria, Consejo Superior de Investigaciones Científicas, Madrid,  Spain.
Iebu DevkotaSchool of Animal Sciences, Agricultural Center, Louisiana State University, Baton Rouge, Louisiana, United States of America.
José M SánchezAnimal Reproduction Department, Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria, Consejo Superior de Investigaciones Científicas, Madrid,  Spain.
Ismael Lamas-ToranzoAnimal Reproduction Department, Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria, Consejo Superior de Investigaciones Científicas, Madrid,  Spain.
Patrick LonerganSchool of Agriculture and Food Science, University College Dublin, Belfield, Dublin, Ireland.ORCID 0000-0001-5598-5044
Pablo Bermejo-ÁlvarezAnimal Reproduction Department, Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria, Consejo Superior de Investigaciones Científicas, Madrid,  Spain.
Constantine A SimintirasSchool of Animal Sciences, Agricultural Center, Louisiana State University, Baton Rouge, Louisiana, United States of America.ORCID 0000-0001-5123-258X

Funding

Audubon Center for Research of Endangered Species GR-00013800European Research Council StG-757886-ELONGANJoe W. and Dorothy Dorsett Brown Foundation BG008584Louisiana State University School of Animal Sciences laboratory start-up fundingScience Foundation Ireland 16/IA/4474Spanish Ministry of Science, Innovation and Universities JDC2022-049435-ISpanish Ministry of Science, Innovation and Universities PID2023-151241OB-I00State of Louisiana Board of Regents LEQSF(2023-26)-RD-A-03United States Department of Agriculture (USDA) Research Capacity (Hatch) LAB-94578
6 · The paper itself

Abstract

An optimal uterine luminal fluid (ULF) microenvironment is essential for successful pregnancy establishment and progression. Despite this, the specific factors influencing early embryo and conceptus (embryo and extra-embryonic structures) survival remain poorly understood. Lipid moieties dominate the ULF metabolome and are thought to play crucial roles in embryo and conceptus development. As such, we aimed to comprehensively profile the bovine ULF lipidome at four key times of the estrous cycle-Days 0, 7, 10, and 14. Our analysis identified 80 distinct lipids, which were categorized into 29 metabolic pathways. We observed significant (P ≤ 0.05) temporal variation in lipid abundance, with certain lipids uniquely present on specific days. Notably, carnitine derivatives exhibited pronounced changes in abundance throughout the cycle. These findings highlight the dynamic nature of ULF lipid composition and its potential influence on early reproductive events. We also discuss the implications of these results for enhancing both in vivo and in vitro embryo development.

Indexed as

Body FluidsEmbryo, MammalianEmbryonic DevelopmentLipid MetabolismLipidsUterusAnimalsCattleEstrous CycleFemaleLipidomicsPregnancyLipidsbovinelipidomemetabolomicsuterine fluid

Identifiers

PMID40838701
PMCPMC12808546

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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.