piwik-script

English Intern
    Sonderforschungsbereich 1047

    Projekt A1 Förster

    Das circadiane Uhrnetzwerk ausgewählter Insekten

    Zusammenfassung

    Eine wichtige Voraussetzung zum Verständnis des täglichen “Timing” von Insekten ist die funktionelle Charakterisierung des neuronalen Uhrennetzwerks im Gehirn. Wir werden zu diesem Verständnis beitragen, indem wir das Uhrennetzwerk von verschiedenen Drosophila-Arten mit sequenzierten Genomen und mit unterschiedlichen Lebensräumen (z.B. Vorkommen an verschiedenen Breitengraden und auf verschiedenen Meereshöhen) aufklären. Zusätzlich werden wir beginnen die Innere Uhr von selektierten Hymenopterenarten und von verschiedenen Blattlaus-Morphen auf molekularer und neuronaler Ebene zu erforschen. Dabei handelt es sich um Arten, die in den Bereichen B und C untersucht werden.

    Publikationen

    • The Neuropeptide PDF Is Crucial for Delaying the Phase of Drosophila’s Evening Neurons Under Long Zeitgeber Periods Vaze, Koustubh M; Helfrich-Förster, Charlotte in J Biol Rhythms (2021). 36(5) 442–460.
    • Endocrine signals fine-tune daily activity patterns in Drosophila Pauls, Dennis; Selcho, Mareike; Räderscheidt, Johanna; Amatobi, Kelechi M; Fekete, Agnes; Krischke, Markus; Hermann-Luibl, Christiane; Ozbek-Unal, Ayten Gizem; Ehmann, Nadine; Itskov, Pavel M; Kittel, Robert J; Helfrich-Förster, Charlotte; Kühnlein, Ronald P; Mueller, Martin J; Wegener, Christian in Curr Biol (2021). 31(18) 4076–4087.e5.
    • The Pigment-Dispersing Factor neuronal network systematically grows in developing honey bees Beer, Katharina; Härtel, Stephan; Helfrich-Förster, Charlotte in Journal of Comparative Neurology (2021). 530(9) 1321–1340.
    • Loss of function in the Drosophila clock gene period results in altered intermediary lipid metabolism and increased susceptibility to starvation Schäbler, Stefan; Amatobi, Kelechi M.; Horn, Melanie; Rieger, Dirk; Helfrich-Förster, Charlotte; Mueller, Martin J.; Wegener, Christian; Fekete, Agnes in Cellular and Molecular Life Sciences (2020). 77 4939–4956.
    • Post-embryonic Development of the Circadian Clock Seems to Correlate With Social Life Style in Bees Beer, Katharina; Helfrich-Förster, Charlotte in Frontiers in Cell and Developmental Biology (2020). 8 1325.
    • A Functional Clock Within the Main Morning and Evening Neurons of D. melanogaster Is Not Sufficient for Wild-Type Locomotor Activity Under Changing Day Length Menegazzi, Pamela; Beer, Katharina; Grebler, Verena; Schlichting, Matthias; Schubert, Frank K.; Helfrich-Förster, Charlotte in Frontiers in Physiology (2020). 11 229.
    • Single-cell resolution long-term luciferase imaging in cultivated Drosophila brains Schubert, Frank K.; Helfrich-Förster, Charlotte; Rieger, Dirk (2020).
    • A distinct visual pathway mediates high light intensity adaptation of the circadian clock in Drosophila Schlichting, M.; Menegazzi, P.; Rosbash, M.; Helfrich-Förster, C. in Journal of Neuroscience (2019). 39(9) 1621–1630.
    • Role of Rhodopsins as Circadian Photoreceptors in the Drosophila melanogaster Senthilan, Pingkalai R.; Grebler, Rudi; Reinhard, Nils; Rieger, Dirk; Helfrich-Förster, Charlotte in Biology (2019). 8(1) 6.
    • The Circadian Clock Improves Fitness in the Fruit Fly, Drosophila melanogaster Horn, Melanie; Mitesser, Oliver; Hovestadt, Thomas; Yoshii, Taishi; Rieger, Dirk; Helfrich-Förster, Charlotte in Front Physiol (2019). 10 1374.
    • Light-mediated circuit switching in the Drosophila neuronal clock network Schlichting, Matthias; Weidner, Patrick; Diaz, Madelen; Menegazzi, Pamela; Dalla-Benetta, Elena; Helfrich-Foerster, Charlotte; Rosbash, Michael in Current Biology (2019). 29(19) 3266–3276.e3.
    • Life at High Latitudes Does Not Require Circadian Behavioral Rhythmicity under Constant Darkness Bertolini, Enrico; Schubert, Frank K.; Zanini, Damiano; Sehadová, Hana; Helfrich-Förster, Charlotte; Menegazzi, Pamela in Current Biology (2019). 29(22) 3928–3936.e3.
    • Peptidergic signaling from clock neurons regulates reproductive dormancy in Drosophila melanogaster Nagy, Dóra; Cusumano, Paola; Andreatta, Gabriele; Anduaga, Ane Martin; Hermann-Luibl, Christiane; Reinhard, Nils; Gesto, Joao; Wegener, Christian; Mazzotta, Gabriella; Rosato, Ezio; Kyriacou, Charalambos P; Helfrich-Förster, Charlotte; Costa, Rodolfo in PLoS Genet (2019). 15(6) e1008158.
    • Pigment-Dispersing Factor-expressing neurons convey circadian information in the honey bee brain Beer, Katharina; Kolbe, Esther; Kahana, Noa B.; Yayon, Nadav; Weiss, Ron; Menegazzi, Pamela; Bloch, Guy; Helfrich-Förster, Charlotte in Open Biology (2018). 8(1) 170224.
    • Closely Related Fruit Fly Species Living at Different Latitudes Diverge in Their Circadian Clock Anatomy and Rhythmic Behavior Beauchamp, Marta; Bertolini, Enrico; Deppisch, Peter; Steubing, Jonathan; Menegazzi, Pamela; Helfrich-Förster, Charlotte in J Biol Rhythms (2018). 33(6) 602–613.
    • Flies as models for circadian clock adaptation to environmental challenges Helfrich-Förster, Charlotte; Bertolini, Enrico; Menegazzi, Pamela in European Journal of Neuroscience (2018). 51(1) 116–181.
    • Cryptochrome interacts with actin and enhances eye-mediated light sensitivity of the circadian clock in Drosophila melanogaster Schlichting, Matthias; Rieger, Dirk; Cusumano, Paola; Grebler, Rudi; Costa, Rodolfo; Mazzotta, Gabriella; Helfrich-Förster, Charlotte in Frontiers in Molecular Neuroscience (2018). 11 238.
    • Sleep in Insects Helfrich-Förster, Charlotte in Annual Review of Entomology (2018). 63(1)
    • A new Rhodopsin influences light-dependent daily activity patterns of fruit flies Kistenpfennig, Christa; Grebler, Rudi; Ogueta, Maite; Hermann-Luibl, Christiane; Schlichting, Matthias; Stanewsky, Ralf; Senthilan, Pingkalai R; Helfrich-Förster, Charlotte in Journal of biological rhythms (2017). 32(5) 406–422.
    • Organization of Circadian Behavior Relies on Glycinergic Transmission Frenkel, Lia; Muraro, Nara I.; González, Andrea N. Beltrán; Marcora, María S.; Bernabó, Guillermo; Hermann-Luibl, Christiane; Romero, Juan I.; Helfrich-Förster, Charlotte; Castaño, Eduardo M.; Marino-Busjle, Cristina; Calvo, Daniel J.; Ceriani, M. Fernanda in Cell Reports (2017). 19(1) 72–85.
    • Adaptation of circadian neuronal network to photoperiod in high-latitude European Drosophilids Menegazzi, Pamela; Benetta, Elena Dalla; Beauchamp, Marta; Schlichting, Matthias; Steffan-Dewenter, Ingolf; Helfrich-Förster, Charlotte in CURR BIOL (2017). 27 833–839.
    • Drosophila ezoana uses an hour-glass or highly damped circadian clock for measuring night length and inducing diapause Vaze, Koustubh M; Helfrich-Förster, Charlotte in Physiol Entomol (2016). 41(4) 378–389.
    • A neural network underlying circadian entrainment and photoperiodic adjustment of sleep and activity in Drosophila Schlichting, Matthias; Menegazzi, Pamela; Lelito, Katharine R; Yao, Zepeng; Buhl, Edgar; Dalla Benetta, Elena; Bahle, Andrew; Denike, Jennifer; Hodge, James John; Helfrich-Förster, Charlotte; others in J Neurosci (2016). 36(35) 9084–9096.
    • Circadian light-input pathways in Drosophila Yoshii, Taishi; Hermann-Luibl, Christiane; Helfrich-Förster, Charlotte in Commun Integr Biol (2016). 9(1) e1102805.

    Kontakt/Contact

    Prof. Dr. Charlotte Förster
    Lehrstuhl Neurobiologie und Genetik
    Biozentrum der Universität Würzburg
    Am Hubland
    D-97074 Würzburg

    Phone: +49 931 31-84450 (Sekretariat/Office)
    Mail:    sfb1047@uni-wuerzburg.de
    Web:   Homepage von Charlotte Förster