ArticleJournal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology2024
Impact of photoperiod and functional clock on male diapause in cryptochrome and pdf mutants in the linden bug Pyrrhocoris apterus.
Article in Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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2 citing papers in PubMed, 9 citations in OpenAlex.
- Photoperiodic plasticity of pigment-dispersing factor immunoreactive fibers projecting toward prothoracicotropic hormone neurons in flesh fly Sarcophaga similis larvae.Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology · 2025Article
- A clock for all seasons.Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology · 2024Article
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3 authors at 2 institutions in 1 country.
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Abstract
Numerous insect species living in temperate regions survive adverse conditions, such as winter, in a state of developmental arrest. The most reliable cue for anticipating seasonal changes is the day-to-night ratio, the photoperiod. The molecular mechanism of the photoperiodic timer in insects is mostly unclear. Multiple pieces of evidence suggest the involvement of circadian clock genes, however, their role might be independent of their well-established role in the daily oscillation of the circadian clock. Furthermore, reproductive diapause is preferentially studied in females, whereas males are usually used for circadian clock research. Given the idiosyncrasies of male and female physiology, we decided to test male reproductive diapause in a strongly photoperiodic species, the linden bug Pyrrhocoris apterus. The data indicate that reproduction is not under circadian control, whereas the photoperiod strongly determines males' mating capacity. Clock mutants in pigment dispersing factor and cryptochrome-m genes are reproductive even in short photoperiod. Thus, we provide additional evidence of the participation of circadian clock genes in the photoperiodic time measurement in insects.
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