The outbreaks of AIDS and COVID-19 showed clearly how infectious viruses can influence people’s lives. Investigating the changes in the host metabolism may provide a paradigm shift to consider immune-metabolic interactions as therapeutic targets.

What is the role of local Caribbean individuals and communities in creating and perpetuating archaeological heritage? How has archaeological knowledge been integrated into education plans in different countries?

Which traits and/or trade-offs determine benefits of being deciduous or evergreen?

The type-IV secretion system (T4SS) is a machinery able to transfer DNA and proteins between bacteria and in certain cases also to eukaryotic cells.

This volume edited by Jan Lucassen and Leo Lucassen aims to quantify and qualify cross-cultural global migrations and was published in the series 'Studies in Global Migration History'.

Together with two other authors, Jaroslaw Kantorowicz from ISGA investigates the susceptibility to believing in misinformation.

At the beginning of this month, the PhD regulations and the guidelines for PhD tracks have been revised. The main revisions can be found below.

At the start of the 20th century there were fewer than 2 billion people. Now at over 7 billion, Earth’s population is on target to reach 8 billion by 2027. How has this dramatic increase in human population impacted Earth’s life support systems and natural resources? How should we understand the meaning…

Our focus is to optimize the fungal cell wall to both increase chitin production and chitin extractability.

The government spends millions regulating companies that work with large quantities of hazardous substances. But we don’t know whether this is making the industry safer. The number of violations and incidents remains constant. This is the conclusion of external PhD candidate Rob in ’t Veld in his dissertation.…

Beyond Empires explores the complexity of empire building from the point of view of self-organized networks, rather than from the point of view of the central state.

Which challenges exist for girls to effectuate their right to education and specifically getting access to education?

Lecture, Histories Connected: Work-in-Progress

Project leader Esther Kentin has published an article on the European chemical regulation REACH and the restriction of microplastics in a physics journal.

“The more you regulate the banking sector, the bigger shadow banking will get.”

On 13 February, Professor Matthias Haentjens spoke at the conference “Proportionality in European Banking Regulation” at the Bank of Greece. This conference was organized by the Greek central bank, in cooperation with the University of Piraeus and the European Banking Institute (EBI).

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.

Agriculture is among the most vulnerable sectors to climate change and poorer countries face the most severe difficulties. Coffee farmers in Central America, for instance, are facing multiple and mutually reinforcing crises, including price shocks, outbreaks of pests and diseases, migration, and farm…

This regulation – also known as the AI Act – aims to ensure that AI systems sold and used in the EU are safe and consistent with existing fundamental rights legislation and Union values. AI harvests its factual material on the Internet, but in some cases it can be misleading. This is sufficient reason…

To celebrate the fifth anniversary of the Hazelhoff Centre for Financial Law, the conference ‘Public and Private Regulation of Financial Markets’ was held on the 11th of May 2017 at law firm Stibbe in Amsterdam. The conference attracted an international audience originating from more than five different…

Mariana Gkliati published recently a blog on the latest proposal of the European Commission on a new European Border and Coast Guard Regulation, entitled

That the tax authorities are allowed to impose taxes is widely known. What is less well known is when the tax authorities must impose taxes. And what to do when one set of regulations requires the tax authorities to impose taxes while other regulations prevent them from doing exactly that? Vergouwen’s…

An interdisciplinary and innovative research group combining History, underwater archaeology, GIS and wood provenancing methods.

Erik de Maaker, B. Ramila, Maaike Feitsma, Mayke Groffen, Ellen Haeser, Rachel Lee, M. Karthika, Leonie Sterenborg and Sanne van den Dungen

Genes are active sometimes, and other times they remain dormant for a while. Leiden physicist John van Noort receives an NWO ECHO grant to find out how this happens.

Do you want to know more about the todays’ challenges in Global Affairs? Check out the second edition of the “Challenges in Global Affairs” E-book 2016!

How did toxin genes evolve from harmless physiological genes?

Leiden molecular cell biologists in the research group of Annemarie Meijer have discovered novel early macrophage-specific genes in zebrafish, including a signal transducer pivotal for the migration of macrophages in the innate immune response to bacterial infection. Their findings were published on…

There is much unrest among local stallholders in Utrecht. Owners who for decades had a permanent pitch for their stall are no longer guaranteed this due to new European regulations. So no more benefits for the current stallholders which is causing them great uncertainty and frustration.

PhD Candidate Sabine K. Witting has published an article ‘Regulating bodies: child sexuality in the digital era’ in the Critical Quarterly for Legislation and Law, Vol. 1 2019.

In 2016 the General Data Protection Regulation (GDPR) entered into force. The GDPR aims to give control to individuals over their personal data and to simplify the regulatory environment for international businesses by unifying regulation within the EU. PhD candidate Helena Ursic-Vrabec examined the…

On 9 January 2019, Marieke Wierda defended her thesis 'The Local Impact of a Global Court: Assessing the Impact of the International Criminal Court in Situation Countries'. The doctoral research was supervised by Prof. dr. C. Stahn en Prof. dr. L.J. van den Herik.

Extremist users of Telegram are moving en masse to other chat apps, such as the anonymous SimpleX. In this way, they hope to avoid detection, now that Telegram founder Pavel Durov is going to share personal data of criminal users with authorities.

In November of last year Global Interactions made offers to five out of nearly 90 applicants for our grant-writing postdocs. We are pleased to announce that all have accepted and will be joining various Leiden institutes this year. The five postdocs are Katia Hay, Johannes Müller, Maria-Paz Peirano,…

How is the EU transforming from a soft power to a geopolitical actor, and what does this mean for the EU’s partners and global security? On Friday 13 December, a roundtable discussion offers students insights into these evolving dynamics, bridging theory and practice.

Actinobacteria are Gram-positive bacteria that have a complex multicellular life cycle and are well known for their ability to produce a wide range of bioactive natural products (NPs).