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Bacterial infection increases reproductive investment in burying beetles

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Bacterial infection increases reproductive investment in burying beetles. / Reavey, Catherine Esther; Silva, Farley W. S.; Cotter, Sheena Catherine.

In: Insects, Vol. 2015, No. 6, 30.10.2015, p. 926-942.

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Reavey, Catherine Esther ; Silva, Farley W. S. ; Cotter, Sheena Catherine. / Bacterial infection increases reproductive investment in burying beetles. In: Insects. 2015 ; Vol. 2015, No. 6. pp. 926-942.

Bibtex

@article{c661d7fa1d5945e493bb6379538cbe69,
title = "Bacterial infection increases reproductive investment in burying beetles",
abstract = "The Nicrophorus genus lives and breeds in a microbe rich environment. As such, it would be expected that strategies should be in place to counter potentially negative effects of the microbes common to this environment. In this study, we show the response of Nicrophorus vespilloides to the common soil bacterium, Bacillus subtilis. Phenoloxidase (PO) levels are not upregulated in response to the challenge and the bacteria are observed to multiply within the haemolymph of the host. Despite the growth of B. subtilis, survival is not affected, either in virgin or in breeding beetles. Some limit on bacterial growth in the haemolymph does seem to be occurring, suggesting mechanisms of resistance, in addition to tolerance mechanisms. Despite limited detrimental effects on the individual, the challenge by Bacillus subtilis appears to act as a cue to increase reproductive investment. The challenge may indicate a suite of negative environmental conditions that could compromise future breeding opportunities. This could act as a cue to increase parental investment in the current bout.",
keywords = "bacteria, ecological immunology, insect, lysozyme, Nicrophorus, parental care, phenoloxidase, reproduction, survival, tolerance",
author = "Reavey, {Catherine Esther} and Silva, {Farley W. S.} and Cotter, {Sheena Catherine}",
year = "2015",
month = oct,
day = "30",
doi = "10.3390/insects6040926",
language = "English",
volume = "2015",
pages = "926--942",
journal = "Insects",
issn = "2075-4450",
publisher = "MDPI AG",
number = "6",

}

RIS

TY - JOUR

T1 - Bacterial infection increases reproductive investment in burying beetles

AU - Reavey, Catherine Esther

AU - Silva, Farley W. S.

AU - Cotter, Sheena Catherine

PY - 2015/10/30

Y1 - 2015/10/30

N2 - The Nicrophorus genus lives and breeds in a microbe rich environment. As such, it would be expected that strategies should be in place to counter potentially negative effects of the microbes common to this environment. In this study, we show the response of Nicrophorus vespilloides to the common soil bacterium, Bacillus subtilis. Phenoloxidase (PO) levels are not upregulated in response to the challenge and the bacteria are observed to multiply within the haemolymph of the host. Despite the growth of B. subtilis, survival is not affected, either in virgin or in breeding beetles. Some limit on bacterial growth in the haemolymph does seem to be occurring, suggesting mechanisms of resistance, in addition to tolerance mechanisms. Despite limited detrimental effects on the individual, the challenge by Bacillus subtilis appears to act as a cue to increase reproductive investment. The challenge may indicate a suite of negative environmental conditions that could compromise future breeding opportunities. This could act as a cue to increase parental investment in the current bout.

AB - The Nicrophorus genus lives and breeds in a microbe rich environment. As such, it would be expected that strategies should be in place to counter potentially negative effects of the microbes common to this environment. In this study, we show the response of Nicrophorus vespilloides to the common soil bacterium, Bacillus subtilis. Phenoloxidase (PO) levels are not upregulated in response to the challenge and the bacteria are observed to multiply within the haemolymph of the host. Despite the growth of B. subtilis, survival is not affected, either in virgin or in breeding beetles. Some limit on bacterial growth in the haemolymph does seem to be occurring, suggesting mechanisms of resistance, in addition to tolerance mechanisms. Despite limited detrimental effects on the individual, the challenge by Bacillus subtilis appears to act as a cue to increase reproductive investment. The challenge may indicate a suite of negative environmental conditions that could compromise future breeding opportunities. This could act as a cue to increase parental investment in the current bout.

KW - bacteria

KW - ecological immunology

KW - insect

KW - lysozyme

KW - Nicrophorus

KW - parental care

KW - phenoloxidase

KW - reproduction

KW - survival

KW - tolerance

U2 - 10.3390/insects6040926

DO - 10.3390/insects6040926

M3 - Journal article

VL - 2015

SP - 926

EP - 942

JO - Insects

JF - Insects

SN - 2075-4450

IS - 6

ER -