The circadian and photoperiodic clock of the pea aphid

FS Colizzi, D Martínez-Torres… - Journal of Comparative …, 2024 - Springer
The pea aphid, Acyrthosiphon pisum, is a paradigmatic photoperiodic species that exhibits a
remarkable annual life cycle, which is tightly coupled to the seasonal changes in day length …

[PDF][PDF] The molecular mechanisms of diapause and diapause-like reversible arrest

S Easwaran, DJ Montell - Biochemical Society Transactions, 2023 - portlandpress.com
Diapause is a protective mechanism that many organisms deploy to overcome
environmental adversities. Diapause extends lifespan and fertility to enhance the …

Synaptic connectome of the Drosophila circadian clock

N Reinhard, A Fukuda, G Manoli, E Derksen… - Nature …, 2024 - nature.com
The circadian clock and its output pathways play a pivotal role in optimizing daily processes.
To obtain insights into how diverse rhythmic physiology and behaviors are orchestrated, we …

Altered circadian rhythm, sleep, and rhodopsin 7–dependent shade preference during diapause in Drosophila melanogaster

GT Meyerhof, S Easwaran, AE Bontempo… - Proceedings of the …, 2024 - pnas.org
To survive adverse environments, many animals enter a dormant state such as hibernation,
dauer, or diapause. Various Drosophila species undergo adult reproductive diapause in …

Melatonin and seasonal synchrony in mammals

DG Hazlerigg, V Simonneaux… - Journal of Pineal …, 2024 - Wiley Online Library
In mammals, seasonal opportunities and challenges are anticipated through programmed
changes in physiology and behavior. Appropriate anticipatory timing depends on …

Integration of photoperiodic and temperature cues by the circadian clock to regulate insect seasonal adaptations

S Hidalgo, JC Chiu - Journal of Comparative Physiology A, 2024 - Springer
Organisms adapt to unfavorable seasonal conditions to survive. These seasonal
adaptations rely on the correct interpretation of environmental cues such as photoperiod …

Alternative splicing of Clock transcript mediates the response of circadian clocks to temperature changes

YD Cai, X Liu, GK Chow, S Hidalgo… - Proceedings of the …, 2024 - pnas.org
Circadian clocks respond to temperature changes over the calendar year, allowing
organisms to adjust their daily biological rhythms to optimize health and fitness. In …

Pigment-dispersing factor is present in circadian clock neurons of pea aphids and may mediate photoperiodic signalling to insulin-producing cells

FS Colizzi, JA Veenstra, GL Rezende… - Open …, 2023 - royalsocietypublishing.org
The neuropeptide pigment-dispersing factor (PDF) plays a pivotal role in the circadian clock
of most Ecdysozoa and is additionally involved in the timing of seasonal responses of …

Neural mechanism of circadian clock-based photoperiodism in insects and snails

Y Hamanaka, M Hasebe, S Shiga - Journal of Comparative Physiology A, 2024 - Springer
The photoperiodic mechanism distinguishes between long and short days, and the circadian
clock system is involved in this process. Although the necessity of circadian clock genes for …

Characterization of clock‐related proteins and neuropeptides in Drosophila littoralis and their putative role in diapause

G Manoli, M Zandawala, T Yoshii… - Journal of …, 2023 - Wiley Online Library
Insects from high latitudes spend the winter in a state of overwintering diapause, which is
characterized by arrested reproduction, reduced food intake and metabolism, and increased …