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Items: 1 to 50 of 121

1.

Light input pathways to the circadian clock of insects with an emphasis on the fruit fly Drosophila melanogaster.

Helfrich-Förster C.

J Comp Physiol A Neuroethol Sens Neural Behav Physiol. 2019 Nov 5. doi: 10.1007/s00359-019-01379-5. [Epub ahead of print]

PMID:
31691095
2.

Life at High Latitudes Does Not Require Circadian Behavioral Rhythmicity under Constant Darkness.

Bertolini E, Schubert FK, Zanini D, Sehadová H, Helfrich-Förster C, Menegazzi P.

Curr Biol. 2019 Oct 30. pii: S0960-9822(19)31194-7. doi: 10.1016/j.cub.2019.09.032. [Epub ahead of print]

3.

Flies' colour preferences depend on the time of day.

Helfrich-Förster C.

Nature. 2019 Oct;574(7776):43-44. doi: 10.1038/d41586-019-02745-8. No abstract available.

PMID:
31576028
4.

Light-Mediated Circuit Switching in the Drosophila Neuronal Clock Network.

Schlichting M, Weidner P, Diaz M, Menegazzi P, Dalla Benetta E, Helfrich-Förster C, Rosbash M.

Curr Biol. 2019 Oct 7;29(19):3266-3276.e3. doi: 10.1016/j.cub.2019.08.033. Epub 2019 Sep 26.

5.

Polarization Vision: Targets of Polarization-Sensitive Photoreceptors in the Drosophila Visual System.

Helfrich-Förster C.

Curr Biol. 2019 Sep 9;29(17):R839-R842. doi: 10.1016/j.cub.2019.07.032.

PMID:
31505183
6.

Implications of the Sap47 null mutation for synapsin phosphorylation, longevity, climbing proficiency and behavioural plasticity in adult Drosophila.

Blanco-Redondo B, Nuwal N, Kneitz S, Nuwal T, Halder P, Liu Y, Ehmann N, Scholz N, Mayer A, Kleber J, Kähne T, Schmitt D, Sadanandappa MK, Funk N, Albertova V, Helfrich-Förster C, Ramaswami M, Hasan G, Kittel RJ, Langenhan T, Gerber B, Buchner E.

J Exp Biol. 2019 Oct 8;222(Pt 19). pii: jeb203505. doi: 10.1242/jeb.203505.

PMID:
31488622
7.

Medicine in the Fourth Dimension.

Cederroth CR, Albrecht U, Bass J, Brown SA, Dyhrfjeld-Johnsen J, Gachon F, Green CB, Hastings MH, Helfrich-Förster C, Hogenesch JB, Lévi F, Loudon A, Lundkvist GB, Meijer JH, Rosbash M, Takahashi JS, Young M, Canlon B.

Cell Metab. 2019 Aug 6;30(2):238-250. doi: 10.1016/j.cmet.2019.06.019. Review.

PMID:
31390550
8.

Peptidergic signaling from clock neurons regulates reproductive dormancy in Drosophila melanogaster.

Nagy D, Cusumano P, Andreatta G, Anduaga AM, Hermann-Luibl C, Reinhard N, Gesto J, Wegener C, Mazzotta G, Rosato E, Kyriacou CP, Helfrich-Förster C, Costa R.

PLoS Genet. 2019 Jun 13;15(6):e1008158. doi: 10.1371/journal.pgen.1008158. eCollection 2019 Jun.

9.

Role of Rhodopsins as Circadian Photoreceptors in the Drosophila melanogaster.

Senthilan PR, Grebler R, Reinhard N, Rieger D, Helfrich-Förster C.

Biology (Basel). 2019 Jan 10;8(1). pii: E6. doi: 10.3390/biology8010006. Review.

10.

A Distinct Visual Pathway Mediates High-Intensity Light Adaptation of the Circadian Clock in Drosophila.

Schlichting M, Menegazzi P, Rosbash M, Helfrich-Förster C.

J Neurosci. 2019 Feb 27;39(9):1621-1630. doi: 10.1523/JNEUROSCI.1497-18.2018. Epub 2019 Jan 3.

11.

Flies as models for circadian clock adaptation to environmental challenges.

Helfrich-Förster C, Bertolini E, Menegazzi P.

Eur J Neurosci. 2018 Sep 30. doi: 10.1111/ejn.14180. [Epub ahead of print] Review.

PMID:
30269385
12.

The CCHamide1 Neuropeptide Expressed in the Anterior Dorsal Neuron 1 Conveys a Circadian Signal to the Ventral Lateral Neurons in Drosophila melanogaster.

Fujiwara Y, Hermann-Luibl C, Katsura M, Sekiguchi M, Ida T, Helfrich-Förster C, Yoshii T.

Front Physiol. 2018 Sep 10;9:1276. doi: 10.3389/fphys.2018.01276. eCollection 2018.

13.

Closely Related Fruit Fly Species Living at Different Latitudes Diverge in Their Circadian Clock Anatomy and Rhythmic Behavior.

Beauchamp M, Bertolini E, Deppisch P, Steubing J, Menegazzi P, Helfrich-Förster C.

J Biol Rhythms. 2018 Dec;33(6):602-613. doi: 10.1177/0748730418798096. Epub 2018 Sep 11.

PMID:
30203704
14.

Cryptochrome Interacts With Actin and Enhances Eye-Mediated Light Sensitivity of the Circadian Clock in Drosophila melanogaster.

Schlichting M, Rieger D, Cusumano P, Grebler R, Costa R, Mazzotta GM, Helfrich-Förster C.

Front Mol Neurosci. 2018 Jul 18;11:238. doi: 10.3389/fnmol.2018.00238. eCollection 2018.

15.

The Drosophila microbiome has a limited influence on sleep, activity, and courtship behaviors.

Selkrig J, Mohammad F, Ng SH, Chua JY, Tumkaya T, Ho J, Chiang YN, Rieger D, Pettersson S, Helfrich-Förster C, Yew JY, Claridge-Chang A.

Sci Rep. 2018 Jul 13;8(1):10646. doi: 10.1038/s41598-018-28764-5.

16.

Author Correction: The characterization of the circadian clock in the olive fly Bactrocera oleae (Diptera: Tephritidae) reveals a Drosophila-like organization.

Bertolini E, Kistenpfennig C, Menegazzi P, Keller A, Koukidou M, Helfrich-Förster C.

Sci Rep. 2018 Apr 30;8(1):7006. doi: 10.1038/s41598-018-24850-w.

17.

Drosophila RSK Influences the Pace of the Circadian Clock by Negative Regulation of Protein Kinase Shaggy Activity.

Beck K, Hovhanyan A, Menegazzi P, Helfrich-Förster C, Raabe T.

Front Mol Neurosci. 2018 Apr 13;11:122. doi: 10.3389/fnmol.2018.00122. eCollection 2018.

18.

The Circadian Clock of the Ant Camponotus floridanus Is Localized in Dorsal and Lateral Neurons of the Brain.

Kay J, Menegazzi P, Mildner S, Roces F, Helfrich-Förster C.

J Biol Rhythms. 2018 Jun;33(3):255-271. doi: 10.1177/0748730418764738. Epub 2018 Mar 28.

PMID:
29589522
19.

Neuroanatomical details of the lateral neurons of Drosophila melanogaster support their functional role in the circadian system.

Schubert FK, Hagedorn N, Yoshii T, Helfrich-Förster C, Rieger D.

J Comp Neurol. 2018 May 1;526(7):1209-1231. doi: 10.1002/cne.24406. Epub 2018 Feb 26.

20.

The characterization of the circadian clock in the olive fly Bactrocera oleae (Diptera: Tephritidae) reveals a Drosophila-like organization.

Bertolini E, Kistenpfennig C, Menegazzi P, Keller A, Koukidou M, Helfrich-Förster C.

Sci Rep. 2018 Jan 16;8(1):816. doi: 10.1038/s41598-018-19255-8. Erratum in: Sci Rep. 2018 Apr 30;8(1):7006.

21.

Pigment-Dispersing Factor-expressing neurons convey circadian information in the honey bee brain.

Beer K, Kolbe E, Kahana NB, Yayon N, Weiss R, Menegazzi P, Bloch G, Helfrich-Förster C.

Open Biol. 2018 Jan;8(1). pii: 170224. doi: 10.1098/rsob.170224.

22.

The role of the circadian clock system in physiology.

Pilorz V, Helfrich-Förster C, Oster H.

Pflugers Arch. 2018 Feb;470(2):227-239. doi: 10.1007/s00424-017-2103-y. Epub 2018 Jan 4. Review.

PMID:
29302752
23.

Interactions between psychosocial stress and the circadian endogenous clock.

Helfrich-Förster C.

Psych J. 2017 Dec;6(4):277-289. doi: 10.1002/pchj.202. Review.

PMID:
29278313
24.

A Tug-of-War between Cryptochrome and the Visual System Allows the Adaptation of Evening Activity to Long Photoperiods in Drosophila melanogaster.

Kistenpfennig C, Nakayama M, Nihara R, Tomioka K, Helfrich-Förster C, Yoshii T.

J Biol Rhythms. 2018 Feb;33(1):24-34. doi: 10.1177/0748730417738612. Epub 2017 Nov 28.

PMID:
29179610
25.

A damping circadian clock drives weak oscillations in metabolism and locomotor activity of aphids (Acyrthosiphon pisum).

Beer K, Joschinski J, Arrazola Sastre A, Krauss J, Helfrich-Förster C.

Sci Rep. 2017 Nov 2;7(1):14906. doi: 10.1038/s41598-017-15014-3.

26.

Sleep in Insects.

Helfrich-Förster C.

Annu Rev Entomol. 2018 Jan 7;63:69-86. doi: 10.1146/annurev-ento-020117-043201. Epub 2017 Sep 22. Review.

PMID:
28938081
27.

A New Rhodopsin Influences Light-dependent Daily Activity Patterns of Fruit Flies.

Kistenpfennig C, Grebler R, Ogueta M, Hermann-Luibl C, Schlichting M, Stanewsky R, Senthilan PR, Helfrich-Förster C.

J Biol Rhythms. 2017 Oct;32(5):406-422. doi: 10.1177/0748730417721826. Epub 2017 Aug 25.

PMID:
28840790
28.

Neuronal circadian clock protein oscillations are similar in behaviourally rhythmic forager honeybees and in arrhythmic nurses.

Fuchikawa T, Beer K, Linke-Winnebeck C, Ben-David R, Kotowoy A, Tsang VWK, Warman GR, Winnebeck EC, Helfrich-Förster C, Bloch G.

Open Biol. 2017 Jun;7(6). pii: 170047. doi: 10.1098/rsob.170047.

29.

Drosophila Rhodopsin 7 can partially replace the structural role of Rhodopsin 1, but not its physiological function.

Grebler R, Kistenpfennig C, Rieger D, Bentrop J, Schneuwly S, Senthilan PR, Helfrich-Förster C.

J Comp Physiol A Neuroethol Sens Neural Behav Physiol. 2017 Aug;203(8):649-659. doi: 10.1007/s00359-017-1182-8. Epub 2017 May 12.

30.

Organization of Circadian Behavior Relies on Glycinergic Transmission.

Frenkel L, Muraro NI, Beltrán González AN, Marcora MS, Bernabó G, Hermann-Luibl C, Romero JI, Helfrich-Förster C, Castaño EM, Marino-Busjle C, Calvo DJ, Ceriani MF.

Cell Rep. 2017 Apr 4;19(1):72-85. doi: 10.1016/j.celrep.2017.03.034.

31.

Adaptation of Circadian Neuronal Network to Photoperiod in High-Latitude European Drosophilids.

Menegazzi P, Dalla Benetta E, Beauchamp M, Schlichting M, Steffan-Dewenter I, Helfrich-Förster C.

Curr Biol. 2017 Mar 20;27(6):833-839. doi: 10.1016/j.cub.2017.01.036. Epub 2017 Mar 2.

32.

Genetic variation of clock genes and cancer risk: a field synopsis and meta-analysis.

Benna C, Helfrich-Förster C, Rajendran S, Monticelli H, Pilati P, Nitti D, Mocellin S.

Oncotarget. 2017 Apr 4;8(14):23978-23995. doi: 10.18632/oncotarget.15074. Review.

33.

Correction: Allatostatin A Signalling in Drosophila Regulates Feeding and Sleep and Is Modulated by PDF.

Chen J, Reiher W, Hermann-Luibl C, Sellami A, Cognigni P, Kondo S, Helfrich-Förster C, Veenstra JA, Wegener C.

PLoS Genet. 2016 Dec 6;12(12):e1006492. doi: 10.1371/journal.pgen.1006492. eCollection 2016 Dec.

34.

Drosophila ezoana uses an hour-glass or highly damped circadian clock for measuring night length and inducing diapause.

Vaze KM, Helfrich-Förster C.

Physiol Entomol. 2016 Dec;41(4):378-389. Epub 2016 Sep 8.

35.

Allatostatin A Signalling in Drosophila Regulates Feeding and Sleep and Is Modulated by PDF.

Chen J, Reiher W, Hermann-Luibl C, Sellami A, Cognigni P, Kondo S, Helfrich-Förster C, Veenstra JA, Wegener C.

PLoS Genet. 2016 Sep 30;12(9):e1006346. doi: 10.1371/journal.pgen.1006346. eCollection 2016 Sep. Erratum in: PLoS Genet. 2016 Dec 6;12 (12 ):e1006492.

36.

Time-of-day-dependent adaptation of the HPA axis to predictable social defeat stress.

Koch CE, Bartlang MS, Kiehn JT, Lucke L, Naujokat N, Helfrich-Förster C, Reber SO, Oster H.

J Endocrinol. 2016 Dec;231(3):209-221. Epub 2016 Sep 22.

PMID:
27660201
37.

Rhodopsin 7-The unusual Rhodopsin in Drosophila.

Senthilan PR, Helfrich-Förster C.

PeerJ. 2016 Sep 6;4:e2427. doi: 10.7717/peerj.2427. eCollection 2016.

38.

A Neural Network Underlying Circadian Entrainment and Photoperiodic Adjustment of Sleep and Activity in Drosophila.

Schlichting M, Menegazzi P, Lelito KR, Yao Z, Buhl E, Dalla Benetta E, Bahle A, Denike J, Hodge JJ, Helfrich-Förster C, Shafer OT.

J Neurosci. 2016 Aug 31;36(35):9084-96. doi: 10.1523/JNEUROSCI.0992-16.2016.

39.

A new device for monitoring individual activity rhythms of honey bees reveals critical effects of the social environment on behavior.

Beer K, Steffan-Dewenter I, Härtel S, Helfrich-Förster C.

J Comp Physiol A Neuroethol Sens Neural Behav Physiol. 2016 Aug;202(8):555-65. doi: 10.1007/s00359-016-1103-2. Epub 2016 Jul 5.

40.

The Timed Depolarization of Morning and Evening Oscillators Phase Shifts the Circadian Clock of Drosophila.

Eck S, Helfrich-Förster C, Rieger D.

J Biol Rhythms. 2016 Oct;31(5):428-42. doi: 10.1177/0748730416651363. Epub 2016 Jun 5.

PMID:
27269519
41.

Circadian light-input pathways in Drosophila.

Yoshii T, Hermann-Luibl C, Helfrich-Förster C.

Commun Integr Biol. 2015 Dec 4;9(1):e1102805. doi: 10.1080/19420889.2015.1102805. eCollection 2016 Jan-Feb. Review.

42.

Pea Aphids (Hemiptera: Aphididae) Have Diurnal Rhythms When Raised Independently of a Host Plant.

Joschinski J, Beer K, Helfrich-Förster C, Krauss J.

J Insect Sci. 2016 Mar 24;16. pii: 31. doi: 10.1093/jisesa/iew013. Print 2016.

43.

GSK-3 Beta Does Not Stabilize Cryptochrome in the Circadian Clock of Drosophila.

Fischer R, Helfrich-Förster C, Peschel N.

PLoS One. 2016 Jan 7;11(1):e0146571. doi: 10.1371/journal.pone.0146571. eCollection 2016.

44.

Normal vision can compensate for the loss of the circadian clock.

Schlichting M, Menegazzi P, Helfrich-Förster C.

Proc Biol Sci. 2015 Sep 22;282(1815). pii: 20151846. doi: 10.1098/rspb.2015.1846.

45.

Flies remember the time of day.

Chouhan NS, Wolf R, Helfrich-Förster C, Heisenberg M.

Curr Biol. 2015 Jun 15;25(12):1619-24. doi: 10.1016/j.cub.2015.04.032. Epub 2015 May 28.

46.

Repeated psychosocial stress at night affects the circadian activity rhythm of male mice.

Bartlang MS, Oster H, Helfrich-Förster C.

J Biol Rhythms. 2015 Jun;30(3):228-41. doi: 10.1177/0748730415576192. Epub 2015 Apr 20.

PMID:
25900040
47.

Cryptochrome-dependent and -independent circadian entrainment circuits in Drosophila.

Yoshii T, Hermann-Luibl C, Kistenpfennig C, Schmid B, Tomioka K, Helfrich-Förster C.

J Neurosci. 2015 Apr 15;35(15):6131-41. doi: 10.1523/JNEUROSCI.0070-15.2015.

48.

Twilight dominates over moonlight in adjusting Drosophila's activity pattern.

Schlichting M, Grebler R, Menegazzi P, Helfrich-Förster C.

J Biol Rhythms. 2015 Apr;30(2):117-28. doi: 10.1177/0748730415575245.

PMID:
25838418
49.

Photic entrainment in Drosophila assessed by locomotor activity recordings.

Schlichting M, Helfrich-Förster C.

Methods Enzymol. 2015;552:105-23. doi: 10.1016/bs.mie.2014.10.017. Epub 2014 Dec 26. Review.

PMID:
25707274
50.

The MAP kinase p38 is part of Drosophila melanogaster's circadian clock.

Dusik V, Senthilan PR, Mentzel B, Hartlieb H, Wülbeck C, Yoshii T, Raabe T, Helfrich-Förster C.

PLoS Genet. 2014 Aug 21;10(8):e1004565. doi: 10.1371/journal.pgen.1004565. eCollection 2014 Aug.

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