Evidence map›Paper›PMID 34201151›Full record

ArticleInternational journal of environmental research and public health2021

Effect of Copper Sulphate and Cadmium Chloride on Non-Human Primate Sperm Function In Vitro.

Farren Hardneck, Charon de Villiers, Liana Maree

Open access · goldAbstract read
In one paragraph

Article in International journal of environmental research and public health, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.0field-weighted citation impact, top 24% 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

7 citing papers in PubMed, 11 citations in OpenAlex.

  1. Excess copper exposure and male reproductive toxicity: molecular mechanisms and potential interventions.Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine · 2025
    Review
  2. Review
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  7. An Overview of Essential Microelements and Common Metallic Nanoparticles and Their Effects on Male Fertility.International journal of environmental research and public health · 2022
    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

3 authors at 2 institutions in 1 country.

Farren HardneckDepartment of Medical Bioscience, University of the Western Cape, Private Bag X17, Bellville 7535, South Africa.ORCID 0000-0001-5680-9886
Charon de VilliersPUDAC-Delft Animal Facility, South African Medical Research Council, Cape Town 7505, South Africa.ORCID 0000-0002-5000-7521
Liana MareeDepartment of Medical Bioscience, University of the Western Cape, Private Bag X17, Bellville 7535, South Africa.
University of the Western Cape · ZASouth African Medical Research Council · ZA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In order to address the large percentage of unexplained male infertility in humans, more detailed investigations using sperm functional tests are needed to identify possible causes for compromised fertility. Since many environmental and lifestyle factors might be contributing to infertility, future studies aiming to elucidate the effect of such factors on male fertility will need the use of appropriate research models. The current study aimed to assess the effects of two heavy metals, namely copper sulphate, and cadmium chloride, on non-human primate (NHP) sperm function in order to establish the possibility of using these primate species as models for reproductive studies. Our combined results indicated that the functionality of NHP spermatozoa is inhibited by the two heavy metals investigated. After in vitro exposure, detrimental effects, and significant lowered values (

Indexed as

Cadmium ChlorideSperm MotilityAnimalsCopper SulfateHumansMalePrimatesSpermatozoaCadmium ChlorideCopper Sulfateacrosome integritychacma baboonhyperactivationrhesus monkeysperm motilitysperm vitalityvervet monkey

Identifiers

PMID34201151
PMCPMC8228149
OpenAlexW3168189814

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.