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Linking developmental diet to adult foraging choice in Drosophila melanogaster
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| Zeitschriftentitel: | Journal of Experimental Biology |
|---|---|
| Personen und Körperschaften: | , , , |
| In: | Journal of Experimental Biology, 2018 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
The Company of Biologists
|
| Schlagwörter: |
| author_facet |
Davies, Lucy Rebecca Schou, Mads F. Kristensen, Torsten N. Loeschcke, Volker Davies, Lucy Rebecca Schou, Mads F. Kristensen, Torsten N. Loeschcke, Volker |
|---|---|
| author |
Davies, Lucy Rebecca Schou, Mads F. Kristensen, Torsten N. Loeschcke, Volker |
| spellingShingle |
Davies, Lucy Rebecca Schou, Mads F. Kristensen, Torsten N. Loeschcke, Volker Journal of Experimental Biology Linking developmental diet to adult foraging choice in Drosophila melanogaster Insect Science Molecular Biology Animal Science and Zoology Aquatic Science Physiology Ecology, Evolution, Behavior and Systematics |
| author_sort |
davies, lucy rebecca |
| spelling |
Davies, Lucy Rebecca Schou, Mads F. Kristensen, Torsten N. Loeschcke, Volker 1477-9145 0022-0949 The Company of Biologists Insect Science Molecular Biology Animal Science and Zoology Aquatic Science Physiology Ecology, Evolution, Behavior and Systematics http://dx.doi.org/10.1242/jeb.175554 <jats:p>Rather than maximizing intake of available macronutrients, insects increase intake of some nutrients and restrict intake of others. This selective consumption influences, and potentially optimizes developmental time, reproduction and lifespan of the organism. Studies so far have focused on discriminating between protein and carbohydrate and the consequences on fitness components at different life stages. However, it is largely unknown if and how the developmental diets, which may entail habitat specific nutrient restrictions, affect the selective consumption of adults. We show that adult female D. melanogaster opt for the same protein to carbohydrate (P:C) ratio regardless of their developmental diet (P:C ratio of 1:1, 1:4 or 1:8). Males choose a diet that makes up for deficiencies; when protein is low during development, males increase protein consumption despite this being detrimental to starvation resistance. The sexual dimorphism in foraging choice could be due to the different energetic requirements of males and females. To investigate the effect of developmental diet on lifespan once an adult nutritional environment had been established, we also conducted a no choice experiment. Here adult lifespan increased as P:C ratio decreased irrespective of developmental diet, thus demonstrating a ‘cancelling out’ effect of nutritional environment experienced during early life stages. Our study provides novel insights into how developmental diet is linked to adult diet by presenting evidence for sexual dimorphism in foraging choice as well as life stage dependency of diet on lifespan.</jats:p> Linking developmental diet to adult foraging choice in <i>Drosophila melanogaster</i> Journal of Experimental Biology |
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| title |
Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_unstemmed |
Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_full |
Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_fullStr |
Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_full_unstemmed |
Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_short |
Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_sort |
linking developmental diet to adult foraging choice in <i>drosophila melanogaster</i> |
| topic |
Insect Science Molecular Biology Animal Science and Zoology Aquatic Science Physiology Ecology, Evolution, Behavior and Systematics |
| url |
http://dx.doi.org/10.1242/jeb.175554 |
| publishDate |
2018 |
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<jats:p>Rather than maximizing intake of available macronutrients, insects increase intake of some nutrients and restrict intake of others. This selective consumption influences, and potentially optimizes developmental time, reproduction and lifespan of the organism. Studies so far have focused on discriminating between protein and carbohydrate and the consequences on fitness components at different life stages. However, it is largely unknown if and how the developmental diets, which may entail habitat specific nutrient restrictions, affect the selective consumption of adults. We show that adult female D. melanogaster opt for the same protein to carbohydrate (P:C) ratio regardless of their developmental diet (P:C ratio of 1:1, 1:4 or 1:8). Males choose a diet that makes up for deficiencies; when protein is low during development, males increase protein consumption despite this being detrimental to starvation resistance. The sexual dimorphism in foraging choice could be due to the different energetic requirements of males and females. To investigate the effect of developmental diet on lifespan once an adult nutritional environment had been established, we also conducted a no choice experiment. Here adult lifespan increased as P:C ratio decreased irrespective of developmental diet, thus demonstrating a ‘cancelling out’ effect of nutritional environment experienced during early life stages. Our study provides novel insights into how developmental diet is linked to adult diet by presenting evidence for sexual dimorphism in foraging choice as well as life stage dependency of diet on lifespan.</jats:p> |
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| author | Davies, Lucy Rebecca, Schou, Mads F., Kristensen, Torsten N., Loeschcke, Volker |
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| description | <jats:p>Rather than maximizing intake of available macronutrients, insects increase intake of some nutrients and restrict intake of others. This selective consumption influences, and potentially optimizes developmental time, reproduction and lifespan of the organism. Studies so far have focused on discriminating between protein and carbohydrate and the consequences on fitness components at different life stages. However, it is largely unknown if and how the developmental diets, which may entail habitat specific nutrient restrictions, affect the selective consumption of adults. We show that adult female D. melanogaster opt for the same protein to carbohydrate (P:C) ratio regardless of their developmental diet (P:C ratio of 1:1, 1:4 or 1:8). Males choose a diet that makes up for deficiencies; when protein is low during development, males increase protein consumption despite this being detrimental to starvation resistance. The sexual dimorphism in foraging choice could be due to the different energetic requirements of males and females. To investigate the effect of developmental diet on lifespan once an adult nutritional environment had been established, we also conducted a no choice experiment. Here adult lifespan increased as P:C ratio decreased irrespective of developmental diet, thus demonstrating a ‘cancelling out’ effect of nutritional environment experienced during early life stages. Our study provides novel insights into how developmental diet is linked to adult diet by presenting evidence for sexual dimorphism in foraging choice as well as life stage dependency of diet on lifespan.</jats:p> |
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| spelling | Davies, Lucy Rebecca Schou, Mads F. Kristensen, Torsten N. Loeschcke, Volker 1477-9145 0022-0949 The Company of Biologists Insect Science Molecular Biology Animal Science and Zoology Aquatic Science Physiology Ecology, Evolution, Behavior and Systematics http://dx.doi.org/10.1242/jeb.175554 <jats:p>Rather than maximizing intake of available macronutrients, insects increase intake of some nutrients and restrict intake of others. This selective consumption influences, and potentially optimizes developmental time, reproduction and lifespan of the organism. Studies so far have focused on discriminating between protein and carbohydrate and the consequences on fitness components at different life stages. However, it is largely unknown if and how the developmental diets, which may entail habitat specific nutrient restrictions, affect the selective consumption of adults. We show that adult female D. melanogaster opt for the same protein to carbohydrate (P:C) ratio regardless of their developmental diet (P:C ratio of 1:1, 1:4 or 1:8). Males choose a diet that makes up for deficiencies; when protein is low during development, males increase protein consumption despite this being detrimental to starvation resistance. The sexual dimorphism in foraging choice could be due to the different energetic requirements of males and females. To investigate the effect of developmental diet on lifespan once an adult nutritional environment had been established, we also conducted a no choice experiment. Here adult lifespan increased as P:C ratio decreased irrespective of developmental diet, thus demonstrating a ‘cancelling out’ effect of nutritional environment experienced during early life stages. Our study provides novel insights into how developmental diet is linked to adult diet by presenting evidence for sexual dimorphism in foraging choice as well as life stage dependency of diet on lifespan.</jats:p> Linking developmental diet to adult foraging choice in <i>Drosophila melanogaster</i> Journal of Experimental Biology |
| spellingShingle | Davies, Lucy Rebecca, Schou, Mads F., Kristensen, Torsten N., Loeschcke, Volker, Journal of Experimental Biology, Linking developmental diet to adult foraging choice in Drosophila melanogaster, Insect Science, Molecular Biology, Animal Science and Zoology, Aquatic Science, Physiology, Ecology, Evolution, Behavior and Systematics |
| title | Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_full | Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_fullStr | Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_full_unstemmed | Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_short | Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| title_sort | linking developmental diet to adult foraging choice in <i>drosophila melanogaster</i> |
| title_unstemmed | Linking developmental diet to adult foraging choice in Drosophila melanogaster |
| topic | Insect Science, Molecular Biology, Animal Science and Zoology, Aquatic Science, Physiology, Ecology, Evolution, Behavior and Systematics |
| url | http://dx.doi.org/10.1242/jeb.175554 |