Promotor: Prof.dr. G.J. Kroes

On the 13th of November, Hanna Fricke successfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Hanna on this achievement.

Therapeutic proteins have revolutionized the treatment of many severe diseases like multiple sclerosis, haemophilia, diabetes and many more. Unfortunately, even recombinant proteins with structures (almost) identical to those of their endogenous counterparts often induce the formation of anti drug antibodies…

A Spatial Enquiry into the Urban Society of Rome’s Imperial Port-Town

Leiden University has an Open Access policy and a Copyright Information Office.

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Our ambition to contribute to society and the world, searching to solutions to the global challenges of our time, can only be achieved with solid relationships worldwide.

What was the practice of keeping the Necropolis Journal?

Ever since the FDA approved the drug bedaquiline, which interferes with the bioenergetics of Mycobacterium tuberculosis by inhibiting the activity the F0F1-ATP synthase, respiratory-chain enzymes have been an active target space for the discovery of new antibiotics. To aid in this pursuit, we aim to…

On 3 December 2019, Hanna Bosdriesz defended her thesis 'Furthering the fight against impunity in Latin America: the contributions of the Inter-American Court of Human Rights to domestic accountability processes'. The doctoral research was supervised by Prof. L.J. van den Herik and Prof. M.A.H. van…

Leiden University has participated in an international study carried out by the CARMENES consortium, which has discovered two small, terrestrial planets around Teegarden’s Star. The planets have masses similar to Earth and their temperatures could be mild enough to sustain liquid water on their surf…

This study explores the role of linguistic data in the reconstruction of Dolgan (pre)history by analyzing contact-induced changes and using them to infer information about the nature of the contact settings in which they occurred.

The NIMAR library receives visiting students and affiliated researchers who are looking for a quiet place to study and work. Besides this, the library provides them with support in finding relevant literature for their research.

Hydrogen peroxide (H2O2) is an important bulk chemical that is used in various industrial processes. More than 95% of the H2O2 used in industry is made via the anthraquinone process during which a large amount of energy is going to waste.

The solar system was formed approximately 4.56 billion years ago. Despite the numerous theories that have been developed over the years, the formation and evolution of the solar system still remain unclear.

In higher education, Open Educational Resources (OER) are available for anyone to use, but they are not widely used.

This research sets out to answer the following questions:

Ichthyoarchaeological and biomolecular research to assess the trophic ecology of the Rhine-Meuse delta in the Holocene

Climate adaptation strategies frequently include the sourcing of heritage, encompassing landscapes, built environments and cultural practices. However, effective climate change governance requires taking seriously the stakes of local communities and the power relations that structure heritage initia…

Leiden University has an Open Access policy and a Copyright Information Office.

On 1 December 2020, Bernadette Muscat defended her thesis 'Insolvency Close-out Netting: A comparative study of English, French and US laws in a global perspective'. The doctoral research was supervised by Prof. M. Haentjens and Prof. B. Wessels.

On the 16th of September, Bert van Pinxteren successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Bert on this achievement!

Promotor: A. Doelman, Co-promotor: J.D.M. Rademacher

This research aims to address the connection between Sufism and modern Arabic Literature (specifically, Palestinian literature).

Using object assemblages to reconstruct activities, modes of deposition and abandonment at the Late Bronze Age dunnu of Tell Sabi Abyad, Syria.

The essay For progress has been published to mark the 450th Dies Natalis of Leiden University. In 2025, we are celebrating our 450th anniversary, and the theme of this special year is Ahead of the Times.

Development and validation of instruments that can measure different aspects of emotional competence in children with normal and atypical development, and in different cultures

Papers in honour of Professor Annelou van Gijn

Jinhua Wu defended his thesis on 5 January 2021

The intradermal administration route is attractive for vaccine delivery, because of the highly populated antigen-presenting cells in the skin. However, the skin’s main physical barrier, the stratum corneum, prevents vaccines from entering the skin.

CONCLUSION: This study demonstrates that human macrophages can be induced to exert direct anti-tumor activity against osteosarcoma cells. Our observation that the induction of macrophage anti-tumor activity by L-MTP-PE required IFN-gamma may be of relevance for the optimization of L-MTP-PE therapy in…

Restructuring and insolvency laws play a pivotal role in addressing the often conflicting interests of stakeholders of financially distressed companies. Whereas financial distress is an inherent risk of entrepreneurship in market-based economies, legal tools serve an important role to ensure an orderly…

This paper explores whether multilateral surveillance and policy coordination under the ES was based on a path-changing or a path-dependent mechanism

Promotor: H.S. Overkleeft, J. Neefjes, Co-promotor: M. van der Stelt

Leiden University is working on the renovation of the Humanities Campus. The education buildings are being addressed one by one. Students, staff, visitors, and Leiden residents can then study, work, and live in a pleasant environment. The Humanities Campus is in open connection with the city of Leiden…

The role of domestic and wild resource exploitation in Bronze Age subsistence

The research described in this thesis has, using the zebrafish as a model system, shed new light on the intricate relationship between TB and DM2, in particular on the role of leptin, SHP-1 and glucocorticoids.

What are the critical elements in sonic materialization of fixed media electroacoustic music and how can these parameters be classified? How would interpretation be defined in performing fixed media music? What are the creative and new ways of presenting fixed media music by incorporating all the presentation…

This project traces how, why, and under what circumstances scholars invoked the trope of “dogmatism,” especially in controversies. Relevant controversies from various fields, periods, and countries will be subjected to in-depth rhetorical analysis.

Promotor: P. J. J. Hooykaas Co-promotor: B. S de Pater

Studies on Ancient West Asia in Honour of Peter M.M.G. Akkermans

Promotor: Prof.dr. A.P. IJzerman, Co-Promotor: L.H. Heitman

Dr. Joris Larik, Assistant Professor of Comparative, EU and International Law at LUC The Hague, has co-authored a report entitled 'UN 2.0: Ten Innovations for Global Governance 75 Years beyond San Francisco'.

On 15 February 2022, Morshed Mannan defended the thesis 'The Emergence of Democratic Firms in the Platform Economy: Drivers, Obstacles, and the Path Ahead'. The doctoral research was supervised by Prof. I.S. Wuisman and Prof. J.A.A. Adriaanse.

Dr. at Max Planck Institute for chemical Ecology, Jena - Germany

When did the Mali Empire disintegrate? What does the Sunjata heritage demonstrate about the political situation after 1600?

This PhD project investigates the forms, functions, meanings, and socio-cultural values embedded in Palenda, in order to understand how it reflects and shapes the worldview of the Muna people (Mieno Wuna) through metaphor.

Leiden University policy requires researchers to make all their Leiden-affiliated peer-reviewed articles available.