On Wednesday 31 August 2022, the graduation ceremony of the BSc Security Studies took place. The ceremony was opened by programme director Daan Weggemans.

Lecture

In this thesis the combinatorial use of bioorthogonal labelling and Electron Microscopy (EM)-based imaging techniques is explored to enable observations of specific molecular targets in their ultrastructural context within the cell.

This thesis presents the first synthetic peptides ADP-ribosylated on serine, threonine, tyrosine, arginine and cysteine.

Promotor: H.S. Overkleeft, Co-Promotor: B.I. Florea

At Leiden University many staff members and students value making sustainable and responsible choices in their personal lives. Making these choices in our professional lives may feel a bit more complicated. But is that feeling justified? Archaeologists Gerrit Dusseldorp and Roos van Oosten share their…

How can we develop new chemical biology tools and approaches to understand and interfere with glucosylceramide metabolism in relation to Gaucher disease?

We are developing the conceptual framework, which is new to this taxonomic group, and evaluate the current state of the art with respect to all critical parameters and transfer functions for a fully developed Population Consequences of Acoustic Disturbance (PCAD) model.

Can SMILE, our multi-component intervention, which combines cognitive-behavioural therapy for insomnia, mindfulness, stress, and lifestyle components, improve sleep quality? Can it also improve mood and quality of life and prevent depression and anxiety in the long term?

Whilst government’s ability to design ‘context-specific’ regional innovation policy is generally assumed to depend on the region’s decision-making power, the aim of this study is to investigate how regional government matters. In order to open up the black box of policy design, the study develops a…

Ragazzi, ‘Suspect community or suspect category?‘, Journal of Ethnic and Migration Studies

Cytotoxic T-cells (CTLs) are involved in the clearance of viruses and killing of tumor cells.

This project aims to develop advanced data analysis methods for monitoring and increasing our understanding on biodiversity dynamics in nature reserves such as the Oostvaardersplassen.

Promotor: H.J.A. Röttgering, Co-promotor: G.K. Miley

This thesis focuses on the development of sample-preparation methods for small amounts of samples and applying the developed methods to muscle tissues to investigate the mechanisms involved in sarcopenia.

Instead of feasting on one of the many Easter meals or enjoying the sun on Scheveningen Beach, a delegation of Leiden University College The Hague students spend last week on the preparations for hosting the UCSRN Sports Tournament. On a sunny Easter Monday, University College students from 8 different…

After studying Life Science and Technology, David Louwrier conducted his PhD research at LUCAS about bioart and societal debates around biotechnology. Now that his PhD thesis has been submitted, David is developing educational material about the societal aspects of the biobased economy.

This study aims to examine how South Korea (hereafter, Korea) and Japan, two neighboring countries in Northeast Asia, have been responding to and mitigating the spread of COVID-19.

How can we quantify the density of species within a community through environmental DNA concentrations?

Activities of Thalia Hoffman and Basma Hamdy

Promotor: Prof.dr. H.V.J. Linnartz, Co-Promotores: H.M. Cuppen, S. Ioppolo

Through a range of case studies spanning the post-Cold War period in Iraq, Moldova and Serbia, this book studies asymmetric conflicts where warring sides exhibit vast power differentials.

Organised in four separate sessions throughout the day, and broadcast live online to guests and families who could not join, a total of 260 students received their Bachelor’s Diploma of International Studies on 28 August 2020 at the graduation ceremony in the historic Pieterskerk in Leiden.

Light-Harvesting Complex II (LHCII) is responsible for light absorption and excitation energy transfer in plants and photosynthetic algae, while in high light it undergoes conformational changes by which it quenches excitations to prevent photodamage.

Nature uses a special class of histone proteins, histone variants, to modulate the properties of chromatin at defined genomic locations.

This collection of seventeen essays takes its inspiration from the scholarly achievements of the Dutch historian Jan Lucassen. They reflect a central theme in his research: the history of labor.

Tin electrodeposition applications have rapidly evolved in the past 25 years.

Like a mixture of oil and water, lipid membranes separate into two liquid phases.

On the 24th of September, Louise S. Friis successfully defended a doctoral thesis. Leiden University Centre for Linguistics congratulates Louise on this achievement!

Including modelling as part of software development appears to have various benefits.

Workshop

This doctoral thesis comprises four studies on the content and structure of physics teachers’ belief systems about teaching and learning physics in secondary education in the Netherlands.

In this article in The Irish Times, Pádraig Corrigan talks about his experience studying abroad at Leiden University College in The Hague.

Leiden University has six top bachelor's programmes according to Keuzigids universiteiten 2025, a consumer guide to university programmes. This puts Leiden in fourth place of the broad-based universities.

If you look at the postwar cartoonists of Dutch origin, Bernhard Willem Holtrop is certainly the most interesting, according to Frenk Driessen. He wrote his PhD thesis on Holtrop - who drew for HP/De Tijd and Charlie Hebdo, among others - and then also published it as a book.

Lecture, Descriptive Linguistics Seminars