Evidence map›Paper›PMID 27089241›Full record

ArticleAndrology2016

Low-dose effect of developmental bisphenol A exposure on sperm count and behaviour in rats.

U Hass, S Christiansen, J Boberg, M G Rasmussen, K Mandrup, M Axelstad

Open access · bronzeAbstract read
PubMed Publisher
In one paragraph

Article in Andrology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
10.4field-weighted citation impact, top 1% 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

33 citing papers in PubMed, 113 citations in OpenAlex.

  1. Review
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  14. Effects of Environment and Lifestyle Factors on Premature Ovarian Failure.Advances in experimental medicine and biology · 2021
    Article
  15. Article
  16. Review
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  18. Endocrine-disrupting chemicals and male reproductive health.Reproductive medicine and biology · 2020
    Review
  19. Article
  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

U HassNational Food Institute, Division of Diet, Disease Prevention and Toxicology, Technical University of Denmark, Søborg, Denmark.
S ChristiansenNational Food Institute, Division of Diet, Disease Prevention and Toxicology, Technical University of Denmark, Søborg, Denmark.
J BobergNational Food Institute, Division of Diet, Disease Prevention and Toxicology, Technical University of Denmark, Søborg, Denmark.
M G RasmussenNational Food Institute, Division of Diet, Disease Prevention and Toxicology, Technical University of Denmark, Søborg, Denmark.
K MandrupNational Food Institute, Division of Diet, Disease Prevention and Toxicology, Technical University of Denmark, Søborg, Denmark.ORCID 0000-0003-3642-6882
M AxelstadNational Food Institute, Division of Diet, Disease Prevention and Toxicology, Technical University of Denmark, Søborg, Denmark.
Technical University of Denmark · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bisphenol A is widely used in food contact materials and other products and is detected in human urine and blood. Bisphenol A may affect reproductive and neurological development; however, opinion of the European Food Safety Authority (EFSA) on bisphenol A (EFSA J, 13, 2015 and 3978) concluded that none of the available studies were robust enough to provide a point of departure for setting a tolerable daily intake for bisphenol A. In the present study, pregnant Wistar rats (n = 17-21) were gavaged from gestation day 7 to pup day 22 with bisphenol A doses of 0, 25 μg, 250 μg, 5 mg or 50 mg/kg bw/day. In the offspring, growth, sexual maturation, weights and histopathology of reproductive organs, oestrus cyclicity and sperm counts were assessed. Neurobehavioural development was investigated using a behavioural testing battery including tests for motor activity, sweet preference, anxiety and spatial learning. Decreased sperm count was found at the lowest bisphenol A dose, that is 25 μg/kg/day, but not at the higher doses. Reproductive organ weight and histology were not affected and no behavioural effects were seen in male offspring. In the female offspring, exposure to 25 μg/kg bw/day bisphenol A dose resulted in increased body weight late in life and altered spatial learning in a Morris water maze, indicating masculinization of the brain. Decreased intake of sweetened water was seen in females from the highest bisphenol A dose group, also a possible sign of masculinization. The other investigated endpoints were not significantly affected. In conclusion, the present study using a robust experimental study design, has shown that developmental exposure to 25 μg/kg bw/day bisphenol A can cause adverse effects on fertility (decreased sperm count), neurodevelopment (masculinization of spatial learning in females) and lead to increased female body weight late in life. These results suggest that the new EFSA temporary tolerable daily intake of 4 μg/kg bw/day is not sufficiently protective with regard to endocrine disrupting effects of bisphenol A in humans.

Indexed as

AnimalsBehavior, AnimalBenzhydryl CompoundsBisphenol A CompoundsBody WeightDose-Response Relationship, DrugEndocrine DisruptorsEstrous CycleFemaleMaleMotor ActivityOrgan SizeOvaryPhenolsPregnancyPrenatal Exposure Delayed EffectsBenzhydryl Compoundsbisphenol ABisphenol A CompoundsEndocrine DisruptorsPhenolsbehaviourbisphenol Aendocrine disruptionlow doseratsperm count

Identifiers

PMID27089241
OpenAlexW2338867855

What OpenQuestion holds

Textmetadata
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.