Foraging Macrotermes natalensis fungus-growing termites avoid a mycopathogen but not an entomopathogen
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Foraging Macrotermes natalensis fungus-growing termites avoid a mycopathogen but not an entomopathogen. / Bodawatta, Kasun H.; Poulsen, Michael; Bos, Nick.
In: Insects, Vol. 10, No. 7, 185, 2019.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Foraging Macrotermes natalensis fungus-growing termites avoid a mycopathogen but not an entomopathogen
AU - Bodawatta, Kasun H.
AU - Poulsen, Michael
AU - Bos, Nick
PY - 2019
Y1 - 2019
N2 - Fungus-growing termites have to defend both themselves and their monoculture fungal cultivars from antagonistic microbes. One of the ways that pathogens can enter the termite colony is on the plant substrate that is collected by termite foragers. In order to understand whether foragers avoid substrate infected with antagonists, we offered sub-colonies of Macrotermes natalensis a choice between food exposed to either a mycopathogenic or an entomopathogenic fungus, and control food. Workers did not show any preference between entomopathogen-exposed and control substrate, but significantly avoided the mycopathogen-exposed substrate. This suggests that the behaviour of foraging workers is more strongly influenced by pathogens affecting their crop than those posing risks to the termite workers themselves.
AB - Fungus-growing termites have to defend both themselves and their monoculture fungal cultivars from antagonistic microbes. One of the ways that pathogens can enter the termite colony is on the plant substrate that is collected by termite foragers. In order to understand whether foragers avoid substrate infected with antagonists, we offered sub-colonies of Macrotermes natalensis a choice between food exposed to either a mycopathogenic or an entomopathogenic fungus, and control food. Workers did not show any preference between entomopathogen-exposed and control substrate, but significantly avoided the mycopathogen-exposed substrate. This suggests that the behaviour of foraging workers is more strongly influenced by pathogens affecting their crop than those posing risks to the termite workers themselves.
KW - Beauveria
KW - Defence
KW - Social immunity
KW - Termitomyces
KW - Trichoderma
U2 - 10.3390/insects10070185
DO - 10.3390/insects10070185
M3 - Journal article
C2 - 31247889
AN - SCOPUS:85069716966
VL - 10
JO - Insects
JF - Insects
SN - 2075-4450
IS - 7
M1 - 185
ER -
ID: 225792474