Altitudinal patterns for longevity, fecundity and senescence in Drosophila buzzatii
We tested for variation in longevity, senescence rate and early fecundity of Drosophila buzzatii along an elevational transect in Argentina, using laboratory-reared flies in laboratory tests performed to avoid extrinsic mortality. At 25°C, females from lowland populations lived longer and had a lowe...
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2006
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paper:paper_00166707_v128_n1-3_p81_Norry2023-06-08T14:38:28Z Altitudinal patterns for longevity, fecundity and senescence in Drosophila buzzatii Norry, Fabian Marcelo Sambucetti, Pablo Daniel Scannapieco, Alejandra Carla Drosophila Early fecundity Elevational gradient Population-by-temperature interaction Senescence rate Sex-specific variation aging altitude animal Argentina article Drosophila evolution female fertility genetics longevity male physiology Aging Altitude Animals Argentina Biological Evolution Drosophila Evolution Female Fertility Longevity Male Drosophila buzzatii We tested for variation in longevity, senescence rate and early fecundity of Drosophila buzzatii along an elevational transect in Argentina, using laboratory-reared flies in laboratory tests performed to avoid extrinsic mortality. At 25°C, females from lowland populations lived longer and had a lower demographic rate of senescence than females from highland populations. Minimal instead of maximal temperature at the sites of origin of population best predicted this cline. A very different pattern was found at higher test temperature. At 29.5°C, longevity of males increased with altitude of origin of population. No clinal trend was apparent for longevity of females at 29.5°C. There was evidence for a trade-off between early fecundity and longevity at non-stressful temperature (25°C) along the altitudinal gradient. This trait association is consistent with evolutionary theories of aging. Population-by-temperature and sex-by-temperature interactions indicate that senescence patterns are expressed in environment specific ways. © 2006 Springer. Fil:Norry, F.M. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Sambucetti, P. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Scannapieco, A.C. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. 2006 https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00166707_v128_n1-3_p81_Norry http://hdl.handle.net/20.500.12110/paper_00166707_v128_n1-3_p81_Norry |
institution |
Universidad de Buenos Aires |
institution_str |
I-28 |
repository_str |
R-134 |
collection |
Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA) |
topic |
Drosophila Early fecundity Elevational gradient Population-by-temperature interaction Senescence rate Sex-specific variation aging altitude animal Argentina article Drosophila evolution female fertility genetics longevity male physiology Aging Altitude Animals Argentina Biological Evolution Drosophila Evolution Female Fertility Longevity Male Drosophila buzzatii |
spellingShingle |
Drosophila Early fecundity Elevational gradient Population-by-temperature interaction Senescence rate Sex-specific variation aging altitude animal Argentina article Drosophila evolution female fertility genetics longevity male physiology Aging Altitude Animals Argentina Biological Evolution Drosophila Evolution Female Fertility Longevity Male Drosophila buzzatii Norry, Fabian Marcelo Sambucetti, Pablo Daniel Scannapieco, Alejandra Carla Altitudinal patterns for longevity, fecundity and senescence in Drosophila buzzatii |
topic_facet |
Drosophila Early fecundity Elevational gradient Population-by-temperature interaction Senescence rate Sex-specific variation aging altitude animal Argentina article Drosophila evolution female fertility genetics longevity male physiology Aging Altitude Animals Argentina Biological Evolution Drosophila Evolution Female Fertility Longevity Male Drosophila buzzatii |
description |
We tested for variation in longevity, senescence rate and early fecundity of Drosophila buzzatii along an elevational transect in Argentina, using laboratory-reared flies in laboratory tests performed to avoid extrinsic mortality. At 25°C, females from lowland populations lived longer and had a lower demographic rate of senescence than females from highland populations. Minimal instead of maximal temperature at the sites of origin of population best predicted this cline. A very different pattern was found at higher test temperature. At 29.5°C, longevity of males increased with altitude of origin of population. No clinal trend was apparent for longevity of females at 29.5°C. There was evidence for a trade-off between early fecundity and longevity at non-stressful temperature (25°C) along the altitudinal gradient. This trait association is consistent with evolutionary theories of aging. Population-by-temperature and sex-by-temperature interactions indicate that senescence patterns are expressed in environment specific ways. © 2006 Springer. |
author |
Norry, Fabian Marcelo Sambucetti, Pablo Daniel Scannapieco, Alejandra Carla |
author_facet |
Norry, Fabian Marcelo Sambucetti, Pablo Daniel Scannapieco, Alejandra Carla |
author_sort |
Norry, Fabian Marcelo |
title |
Altitudinal patterns for longevity, fecundity and senescence in Drosophila buzzatii |
title_short |
Altitudinal patterns for longevity, fecundity and senescence in Drosophila buzzatii |
title_full |
Altitudinal patterns for longevity, fecundity and senescence in Drosophila buzzatii |
title_fullStr |
Altitudinal patterns for longevity, fecundity and senescence in Drosophila buzzatii |
title_full_unstemmed |
Altitudinal patterns for longevity, fecundity and senescence in Drosophila buzzatii |
title_sort |
altitudinal patterns for longevity, fecundity and senescence in drosophila buzzatii |
publishDate |
2006 |
url |
https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00166707_v128_n1-3_p81_Norry http://hdl.handle.net/20.500.12110/paper_00166707_v128_n1-3_p81_Norry |
work_keys_str_mv |
AT norryfabianmarcelo altitudinalpatternsforlongevityfecundityandsenescenceindrosophilabuzzatii AT sambucettipablodaniel altitudinalpatternsforlongevityfecundityandsenescenceindrosophilabuzzatii AT scannapiecoalejandracarla altitudinalpatternsforlongevityfecundityandsenescenceindrosophilabuzzatii |
_version_ |
1768543593177284608 |