Evidence map›Paper›PMID 21419222›Full record

ReviewThe Journal of steroid biochemistry and molecular biology2011

Demasculinization and feminization of male gonads by atrazine: consistent effects across vertebrate classes.

Tyrone B Hayes, Lloyd L Anderson, Val R Beasley, Shane R de Solla, Taisen Iguchi, Holly Ingraham, Patrick Kestemont, Jasna Kniewald, Zlatko Kniewald, Valerie S Langlois and 12 more

Open access · greenAbstract readReview
In one paragraph

Review in The Journal of steroid biochemistry and molecular biology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 89 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
89citing papers in PubMed, 3 pooled it
18.2field-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

89 citing papers in PubMed, 3 syntheses or guidelines pooled it, 357 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Atrazine and pregnancy outcomes: a systematic review of epidemiologic evidence.Birth defects research. Part B, Developmental and reproductive toxicology · 2014
    Pooled it
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  8. Addressing contaminants of emerging concern in the United States public water systems.Environmental science and pollution research international · 2026
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29 more citing papers are in PubMed but not listed here.

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

22 authors at 15 institutions in 7 countries.

Tyrone B HayesLaboratory for Integrative Studies in Amphibian Biology, Molecular Toxicology, Museum of Vertebrate Zoology, and Department of Integrative Biology, University of California, Berkeley, CA 94720, USA. tyrone@berkeley.edu
Lloyd L Anderson
Val R Beasley
Shane R de Solla
Taisen Iguchi
Holly Ingraham
Patrick Kestemont
Jasna Kniewald
Zlatko Kniewald
Valerie S Langlois
Enrique H Luque
Krista A McCoy
Mónica Muñoz-de-Toro
Tomohiro Oka
Cleida A Oliveira
Frances Orton
Sylvia Ruby
Miyuki Suzawa
Luz E Tavera-Mendoza
Vance L Trudeau
Anna Bolivar Victor-Costa
Emily Willingham
National University of the Littoral · ARUniversidade Federal de Minas Gerais · BRUniversity of California, San Francisco · USUniversity of Zagreb · HRConcordia University · CAEnvironment and Climate Change Canada · CAHarvard University · USIowa State University · USMuseum of Vertebrate Zoology · USNational Institute for Basic Biology · JPRoyal Military College of Canada · CAUniversity of Illinois Urbana-Champaign · USUniversity of Namur · BEUniversity of Ottawa · CAUniversity of South Florida · US

Funding

Mapping Hypothalamic Neurocircuits Controlling Physical ActivityR01DK099722 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI INGRAHAM, HOLLY A. · 2014 to 2018
$2.0M
Molecular Mechanisms of Atrazine in Altering the Endocrine Gene NetworkR21ES017136 · NIEHS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI INGRAHAM, HOLLY A. · 2009 to 2010
$465k
Howard Hughes Medical InstituteNIDDK NIH HHS R01 DK099722NIEHS NIH HHS R21 ES017136
6 · The paper itself

Abstract

Atrazine is the most commonly detected pesticide contaminant of ground water, surface water, and precipitation. Atrazine is also an endocrine disruptor that, among other effects, alters male reproductive tissues when animals are exposed during development. Here, we apply the nine so-called "Hill criteria" (Strength, Consistency, Specificity, Temporality, Biological Gradient, Plausibility, Coherence, Experiment, and Analogy) for establishing cause-effect relationships to examine the evidence for atrazine as an endocrine disruptor that demasculinizes and feminizes the gonads of male vertebrates. We present experimental evidence that the effects of atrazine on male development are consistent across all vertebrate classes examined and we present a state of the art summary of the mechanisms by which atrazine acts as an endocrine disruptor to produce these effects. Atrazine demasculinizes male gonads producing testicular lesions associated with reduced germ cell numbers in teleost fish, amphibians, reptiles, and mammals, and induces partial and/or complete feminization in fish, amphibians, and reptiles. These effects are strong (statistically significant), consistent across vertebrate classes, and specific. Reductions in androgen levels and the induction of estrogen synthesis - demonstrated in fish, amphibians, reptiles, and mammals - represent plausible and coherent mechanisms that explain these effects. Biological gradients are observed in several of the cited studies, although threshold doses and patterns vary among species. Given that the effects on the male gonads described in all of these experimental studies occurred only after atrazine exposure, temporality is also met here. Thus the case for atrazine as an endocrine disruptor that demasculinizes and feminizes male vertebrates meets all nine of the "Hill criteria".

Indexed as

AnimalsAtrazineEndocrine DisruptorsEstrogensFeminizationHerbicidesHumansMaleMicePesticidesRatsTestisTestosteroneWater Pollutants, ChemicalAtrazineEndocrine DisruptorsEstrogensHerbicidesPesticidesTestosteroneWater Pollutants, Chemical

Identifiers

PMID21419222
PMCPMC4303243
OpenAlexW2170468208

What OpenQuestion holds

Textmetadata
LicenceTDM
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.