Evidence map›Paper›PMID 17015342›Full record

ArticleProceedings. Biological sciences2006

Anti-parasite treatment removes negative effects of environmental pollutants on reproduction in an Arctic seabird.

Jan O Bustnes, Kjell E Erikstad, Sveinn A Hanssen, Torkild Tveraa, Ivar Folstad, Janncehe U Skaare

Open access · greenAbstract read
In one paragraph

Article in Proceedings. Biological sciences, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
3.7field-weighted citation impact, top 8% 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

9 citing papers in PubMed, 57 citations in OpenAlex.

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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

6 authors at 3 institutions in 1 country.

Jan O BustnesNorwegian Institute for Nature Research, The Polar Environmental Centre, 9296 Tromsø, Norway. jan.o.bustnes@nina.no
Kjell E Erikstad
Sveinn A Hanssen
Torkild Tveraa
Ivar Folstad
Janncehe U Skaare
Norwegian Institute for Nature Research · NONorwegian Veterinary Institute · NOUiT The Arctic University of Norway · NO

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recent studies have shown that the detrimental effects of anthropogenic pollutants may be worse if organisms are exposed to natural stress. In this study, we examined whether negative effects of organochlorines (OCs) could be influenced by parasites. In two breeding seasons, we administered an anti-helminthic drug to groups of breeding glaucous gulls (Larus hyperboreus), whereas control groups were placebo treated. In all birds, blood residues of the most important OCs in the study population (hexachlorobenzene, oxychlordane, p,p'-dichlorodiphenyldichloroethylene and polychlorinated biphenyl), were measured. The relationships between OCs and fitness components (i.e. nesting success and return rate between breeding seasons) were then compared between the birds receiving anti-parasite treatment and the controls. Among untreated males, higher blood residues of OCs were associated with lowered nesting success, while in males receiving anti-parasite treatment, there was no detrimental effect of OCs on fitness. Return rate was not affected by treatment or OCs. Our findings suggest that parasites may be an important factor in triggering reproductive effects of such pollutants, and that relatively low levels of OCs may have serious reproductive consequences in natural populations when stress from other sources is high.

Indexed as

AnimalsAnthelminticsArctic RegionsBreedingCharadriiformesChlordanClutch SizeDichlorodiphenyl DichloroethyleneEnvironmental PollutantsFemaleHexachlorobenzeneHoming BehaviorHydrocarbons, ChlorinatedMaleNesting BehaviorPolychlorinated BiphenylsAnthelminticsChlordanDichlorodiphenyl DichloroethyleneEnvironmental PollutantsHexachlorobenzeneHydrocarbons, ChlorinatedoxychlordanePolychlorinated Biphenyls

Identifiers

PMID17015342
PMCPMC1679894
OpenAlexW2162232369

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.