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Photoperiodic responses of Sahelian malaria mosquitoes Anopheles coluzzii and An. arabiensis

Overview of attention for article published in Parasites & Vectors, December 2017
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Title
Photoperiodic responses of Sahelian malaria mosquitoes Anopheles coluzzii and An. arabiensis
Published in
Parasites & Vectors, December 2017
DOI 10.1186/s13071-017-2556-z
Pubmed ID
Authors

Diana L. Huestis, Monica L. Artis, Peter A. Armbruster, Tovi Lehmann

Abstract

Throughout large parts of sub-Saharan Africa, seasonal malaria transmission follows mosquito density, approaching zero during the dry season and peaking during the wet season. The mechanisms by which malaria mosquitoes survive the long dry season, when no larval sites are available remain largely unknown, despite being long recognized as a critical target for vector control. Previous work in the West African Sahel has led to the hypothesis that Anopheles coluzzii (formerly M-form Anopheles gambiae) undergoes aestivation (dry-season diapause), while Anopheles gambiae (s.s.) (formerly S-form An. gambiae) and Anopheles arabiensis repopulate each wet season via long-distance migration. The environmental cues used by these species to signal the oncoming dry season have not been determined; however, studies, mostly addressing mosquitoes from temperate zones, have highlighted photoperiod and temperature as the most common token stimuli for diapause initiation. We subjected newly established colonies of An. coluzzii and An. arabiensis from the Sahel to changes in photoperiod to assess and compare their responses in terms of longevity and other relevant phenotypes. Our results showed that short photoperiod alone and to a lesser extent, lower nightly temperature (representing the early dry season), significantly increased longevity of An. coluzzii (by ~30%, P < 0.001) but not of An. arabiensis. Further, dry season conditions increased body size but not relative lipid content of An. coluzzii, whereas body size of An. arabiensis decreased under these conditions. These species-specific responses underscore the capacity of tropical anophelines to detect mild changes (~1 h) in photoperiod and thus support the role of photoperiod as a token stimulus for An. coluzzii in induction of aestivation, although, these responses fall short of a complete recapitulation of aestivation under laboratory conditions.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 40 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 40 100%

Demographic breakdown

Readers by professional status Count As %
Student > Master 8 20%
Researcher 6 15%
Student > Ph. D. Student 3 8%
Student > Bachelor 2 5%
Student > Postgraduate 2 5%
Other 6 15%
Unknown 13 33%
Readers by discipline Count As %
Agricultural and Biological Sciences 10 25%
Environmental Science 3 8%
Medicine and Dentistry 3 8%
Biochemistry, Genetics and Molecular Biology 2 5%
Nursing and Health Professions 1 3%
Other 8 20%
Unknown 13 33%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 20 August 2020.
All research outputs
#17,925,346
of 23,015,156 outputs
Outputs from Parasites & Vectors
#3,851
of 5,505 outputs
Outputs of similar age
#309,889
of 442,076 outputs
Outputs of similar age from Parasites & Vectors
#97
of 140 outputs
Altmetric has tracked 23,015,156 research outputs across all sources so far. This one is in the 19th percentile – i.e., 19% of other outputs scored the same or lower than it.
So far Altmetric has tracked 5,505 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 5.7. This one is in the 22nd percentile – i.e., 22% of its peers scored the same or lower than it.
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We're also able to compare this research output to 140 others from the same source and published within six weeks on either side of this one. This one is in the 22nd percentile – i.e., 22% of its contemporaries scored the same or lower than it.