Evidence map›Paper›PMID 39964625›Full record

ArticleTropical animal health and production2025

Resveratrol and antifreeze protein type I show no synergistic benefits in cryopreserved ram sperm.

Vivian Angélico Pereira Alfradique, Viviane Lopes Brair, Rachel Ferreira Braga, Leonardo Novaes Cajaiba, Andreza Amaral da Silva, Felipe Zandonadi Brandão, Rodolfo Ungerfeld, Joanna Maria Gonçalves Souza-Fabjan

Abstract read
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In one paragraph

Article in Tropical animal health and production, 2025. 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. Review
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

8 authors.

Vivian Angélico Pereira AlfradiqueFaculdade de Veterinária, Universidade Federal Fluminense, Av. Vital Brasil Filho, 64, Niterói, RJ, 24230-340, Brazil. vivianangelico@gmail.com.ORCID http://orcid.org/0000-0003-1768-9169
Viviane Lopes BrairFaculdade de Veterinária, Universidade Federal Fluminense, Av. Vital Brasil Filho, 64, Niterói, RJ, 24230-340, Brazil.
Rachel Ferreira BragaFaculdade de Veterinária, Universidade Federal Fluminense, Av. Vital Brasil Filho, 64, Niterói, RJ, 24230-340, Brazil.
Leonardo Novaes CajaibaFaculdade de Veterinária, Universidade Federal Fluminense, Av. Vital Brasil Filho, 64, Niterói, RJ, 24230-340, Brazil.
Andreza Amaral da SilvaFaculdade de Medicina Veterinária, Universidade Federal Rural Do Rio de Janeiro, Rodovia BR 465, Km 07, Seropédica, RJ, 23890-000, Brazil.
Felipe Zandonadi BrandãoFaculdade de Veterinária, Universidade Federal Fluminense, Av. Vital Brasil Filho, 64, Niterói, RJ, 24230-340, Brazil.
Rodolfo UngerfeldDepartamento de Biociencias Veterinarias, Facultad de Veterinaria, Universidad de La República, Ruta 8 Km 18, 13000, Montevideo, Uruguay.
Joanna Maria Gonçalves Souza-FabjanFaculdade de Veterinária, Universidade Federal Fluminense, Av. Vital Brasil Filho, 64, Niterói, RJ, 24230-340, Brazil. joannavet@gmail.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This study investigated the effect of resveratrol (RV) after thawing of ram sperm cryopreserved with or without the addition of antifreeze protein I (AFPI) on sperm quality during the 3 h incubation period. Each ram ejaculate was split into two aliquots, diluted in a TRIS egg yolk (TEY) extender supplemented with 0 (control) or 0.1 µg/mL AFPI, and then cooled and frozen. Thawed samples of both treatments were subdivided and incubated in Talp-Hepes medium with 0 (TEY and AFPI group) or 50 µM of RV (TEY + RV group and AFPI + RV group) for 3 h at 38 ºC. The sperm kinetics, capacitation status, plasma membrane integrity, mitochondrial activity, sperm-egg binding assay, and TBARS concentrations were evaluated at different intervals. Data were analyzed by mixed model, including the incubation time, AFP treatment, RV treatment, and their interactions as main effects, and the day of semen collection and the ram as random effects (P < 0.05; LS mean ± pooled SEM). The AFPI, RV treatments, and their interaction did not affect the average total motility (~ 17.1 ± 2.4%), progressive motility (~ 5.6 ± 1.4%), mitochondrial activity (~ 35.5 ± 2.3 arbitrary unit), plasma membrane integrity (~ 18.2 ± 2.4%), sperm binding capacity (~ 2.2 ± 0.1 sperm per mm

Indexed as

Antifreeze ProteinsCryopreservationCryoprotective AgentsResveratrolSemen PreservationSpermatozoaAnimalsMaleSemen AnalysisSheepSperm MotilityAntifreeze ProteinsCryoprotective AgentsResveratrolAFPAntioxidantCryopreservationOvineSemen

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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.