Promotores: P. Stevenhagen, A. Enge Co-Promotor: T.C. Streng

Promotor: J. Zaanen

The plant hormone auxin regulates plant growth and development through polar cell-to-cell transport-generated maxima and minima. PIN FORMED (PIN) auxin efflux carriers determine the direction of this auxin flow through their asymmetric placement on the plasma membrane (PM).

How are law and governance in China responding to rapidly changing circumstances, and what does that mean for the relationship between the state and its citizens?

This paper investigates possible convergence of issue salience of terrorism among citizens within the European Union for ten jihadist attacks in the period 2015–2017 using Eurobarometer survey data.

This dissertation focuses on the systematic vowel alternations displayed by the Proto-Germanic n-stems. The fact is, that many of these nouns now appear to have preserved the ablaut system of the Indo-European proto-language spoken some five millennia ago. In this respect, the n-stems are truly comparable…

Promotores: Prof.dr. G. Miley & Prof.dr. J.M. van den Broek

Sarah Giest and Annemarie Samuels, both Assistant Professors at Leiden University, researched the quality and coverage of the data being collected for policiymakers to be used, specifically pertaining to minority groups.

Netherton Syndrome (NTS) is a rare genetic skin disease caused by mutations in the serine protease inhibitor Kazal-type 5 gene, which encodes the lympho-epithelial Kazal-type-related inhibitor. NTS patients have a profound impaired skin barrier function. Because SC lipids play a crucial role in the…

A study on the utilisation of Iron Age rectangular structures and related depositional practices in the Low Countries

Are there any differences in gaze behavior between high and low socially anxious individuals? What factors influence the relation between social anxiety and gaze behavior?

On a referendum held on May 21, 2006, 55.5% of voters in Montenegro voted in favor of their country’s independence. While in numerical terms the outcome shows overwhelming support for independent Montenegro, from a normative standpoint it was a narrow win. The normative framework that regulated rules…

This thesis explores different avenues to develop insurmountable antagonists for CC Chemokine Receptors, such as CCR1, CCR2 and CCR5.

Promotor: J.N. Kok, Co-Promotor: A.J. Knobbe

The eleven innovative essays in this volume explore the notion that all forms of modern mass politics, including liberal democracies, need such a form of sacralization of politics to function.

Catharanthus roseus (Madagascar periwinkle) produces valuable monoterpenoid indole alkaloids (MIAs) such as vincristine and vinblastine, crucial for cancer treatment.

Triple-negative breast cancer (TNBC) is a subtype of breast cancer characterized by limited treatment options and unfavorable clinical outcomes. Therefore, the research described in this thesis focused on the exploration of novel targeted therapies for TNBC.

Galikyan’s dissertation examines how the multidimensionality of learner­learner interaction data and the multifacetedness of learner-learner interaction itself impact the measurement of learner-learner interaction in digital learning environments.

The Leiden University Old English ColloQuest is a digital, dynamic edition of an Old English text that adapts to each different learner to offer an appropriate level of challenge. The nature and number of glosses (translation aids) on the text adjust for each individual user based on the user’s answers…

This Element considers Kant's conception of self-control and the role it plays in his moral philosophy. It offers a detailed interpretation of the different terms used by Kant to explain the phenomenon of moral self-control, such as 'autocracy' and 'inner freedom'.

Galaxies in the local Universe fall into two main categories of spirals and ellipticals. In this Thesis, we explore the structural evolution of galaxies into this bimodal distribution.

'Collaboration, Mediation, and Comparison: Epistemological Tools from Theory-driven Fieldwork Practice' is written by Cristina Grasseni and published in Anthrovision.

Promotores: H.A. Udo De Haes, P.M. Brakefield

Sweetie 2.0 is a research project commissioned by Terre des Hommes on online child sex tourism and criminal law.

On Tuesday 11 June 2024 Olivia Ramble successfully defended a doctoral thesis and graduated.

Developing new methods for performing improvised music

Glycosidases are important enzymes in the turnover of polysaccharides and glycoconjugates, and are involved in a range of human pathologies including genetic disorders such as Gaucher and Pompe disease, but also in various cancers.

Advanced UHF MRI techniques provide powerful tools for studying the zebrafish brain, an emerging model in neurological research. In this work, various MRI and localized MRS methods are optimized and employed for UHF strength for studying the zebrafish brain.

Promotor: P.D. Grünwald

This book explores the intellectual history of the Dutch empire from the sixteenth century to the postcolonial era, going beyond systemic thinkers to understand how empire was perceived in day-to-day life. It takes a transnational and transimperial approach to the Dutch empire, connecting European,…

This article researches the public perception of terrorist attacks by measuring the importance the public assigns to attributes of terrorist attacks.

On 7 September 2023 Didem Durak Akser successfully defended a doctoral thesis and graduated.

Excavations at Geleen-Janskamerveld 1990/1991

On the 2nd of July, Jiaqi Wang successfully defended a doctoral thesis. Leiden University Centre for Linguistics congratulates Jiaqi on this achievement!

On 8 January 2020, Jelmer Brouwer defended his thesis 'Detection, detention, deportation'. The doctoral research was supervised by Prof. J.P. van der Leun and Prof. M.A.H. van der Woude.

Stimulating the vagus nerve, which provides a direct link between the gut and brain, makes people pay less attention to sad facial expressions. This research study by psychologists Katerina Johnson and Laura Steenbergen is published in the journal Neuroscience, and made it to the cover.

On Thursday 7 November 2024 Vaudine England successfully defended a doctoral thesis and graduated.

Cell-based medicinal products (CBMPs), such as CAR T cells, are highly complex biopharmaceutical products offering various treatment options for serious illnesses such as cancer or autoimmune diseases.

Subproject of the ERC project 'Challenging the Liberal World Order from Within: The Invisible History of the United Nations and the Global South'.

The four possible segments A, T, C and G that link together to form DNA molecules, and with their ordering encode genetic information, are not only different in name, but also in their physical and chemical properties.

The research described in this thesis shows that hypercholesterolemia, a well-established risk factor for atherosclerosis, can impact skin lipid pool and barrier function already at young age. In the field of atherosclerosis, we showed that the small peptide Lyp-1 can be used as a targeting molecule…

In this study I explore literary structures of identity-formation in the works of assimilated/acculturated Jewish writers: Kafka’s novella “The Metamorphosis” (“Die Verwandlung”, 1912) and David Vogel’s Hebrew novel Married Life. 1929).

Promotor: P. J. J. Hooykaas, Co-promotor: R. Offringa

This dissertation provides an overview of the phonological developments of the Qinghai-Gansu languages, comparing them to the reconstructed ancestral language.

On 19 February 2020, Richard Jiang defended his thesis '‘Greening’ the WTO Ban on China’s Export Duties'. The doctoral research was supervised by Prof. M.C.E.J. Bronckers.

Innovation plays an essential role in firms' competitiveness and long-term success. It varies from different types, ranging from run-of-the-mill innovation that brings incremental changes to existing technologies to radical innovation that breaks from existing trajectories.

How can innovation help or hinder public procurement processes?

This study looks at population response to government containment strategies during initial stages of the COVID-19 pandemic in four high-trust Northern European countries–Denmark, Germany, the Netherlands, and Sweden–with special emphasis on expressions of governmental trust.

This subproject examines how memories of flight and persecution shaped new social and religious identities in the Netherlands.