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University of Groningen

Latitudinal differences in the circadian system of Nasonia vitripennis Floessner, Theresa

DOI:

10.33612/diss.102037680

IMPORTANT NOTE: You are advised to consult the publisher's version (publisher's PDF) if you wish to cite from it. Please check the document version below.

Document Version

Publisher's PDF, also known as Version of record

Publication date: 2019

Link to publication in University of Groningen/UMCG research database

Citation for published version (APA):

Floessner, T. (2019). Latitudinal differences in the circadian system of Nasonia vitripennis. University of Groningen. https://doi.org/10.33612/diss.102037680

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Latitudinal differences in the

circadian system

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Latitudinal differences in the circadian system of Nasonia vitripennis. Flößner T.S.E. November 2019. PhD Thesis, University of Groningen, Groningen, The Netherlands.

This research has been carried out at the Department of Neurobiology, Groningen Institute of Evolutionary Life Science (GELIFES) of the University of Groningen (The Netherlands), according to the requirement of the Graduate School of Science (Faculty of Science and Engineering, University of Groningen, The Netherlands).

This research was founded by the EU Marie Curie Initial Training Network INsecTIME. Additional support was received from the research school of Behaviour and Cognitive Neuroscience (University of Groningen, The Netherlands).

Layout: Theresa Flößner Cover design: Nele Zickert

Printed by: Ridderprint BV, www.ridderprint.nl

ISBN: 978-94-034-2078-3

ISBN: 978-94-034-2077-6 (electronic version)

Copyright © by Theresa Flößner

All rights reserved. No part of this thesis may be reproduced or transmitted in any form or by any means without prior permission of the author.

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Latitudinal diff erences in the

circadian system

of Nasonia vitripennis

PhD thesis

to obtain the degree of PhD at the University of Groningen

on the authority of the

Rector Magnificus Prof. C. Wijmenga and in accordance with

the decision by the College of Deans. This thesis will be defended in public on Friday 22 November 2019 at 11.00 hours

by

Theresa Sophie Elisabeth Flößner

born on 2 January 1986

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Supervisors

Prof. R.A. Hut

Prof. D.G.M. Beersma

Assessment Committee

Prof. B. Wertheim Prof. J.A. Harvey Prof. C.P. Kyriacou

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Table of contents

Chapter 1 General introduction 7

Chapter 2 Lifespan is unaffected by size and direction of daily phase shifts in Nasonia, a hymenopteran insect with strong circadian light resetting

23

Chapter 3 Increased circadian light sensitivity in a northern line of Nasonia

vitripennis

39

Chapter 4 Photoperiod response corresponds to different circadian entrainment properties in northern and southern Nasonia

vitripennis lines

57

Chapter 5 In search of the hymenopteran circadian light resetting mechanism

67

Chapter 6 Conclusion & Discussion 83

References 91

Summary 109

Samenvatting 113

Acknowledgments 117

Academic Curriculum Vitae 121

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