Researchers from the Institute of Biology Leiden have discovered how good intestinal bacteria regulate our innate immune system. This surprising discovery could make it possible to treat diseases related to inflammation, such as diabetes and colitis, with a cocktail of good bacteria. Publication in…

Put two single people in one place and what do you get? Science! Psychologists at Leiden University will be conducting research on human attraction at the Lowlands festival on the 19th of August.

That a switching protein plays a role in protecting a plant from too much sunlight was already known, but how exactly was not yet understood. The research group of Anjali Pandit has now discovered that this protein changes shape when there is too much sunlight. The results have been published in Nature…

It is one of the energy carriers of the future: hydrogen. But how can hydrogen be produced in a sustainable way? With over 50 million euros in funding from the Netherlands Organisation for Scientific Research(NWO) and industry, a research project involving 58 partners from both the Netherlands and abroad…

Sugar excipients, needed to stabilize medicines, can be unsafe for patients due to an impurity discovered recently by Daniel Weinbuch. ‘The biopharmaceutical industry should now consider new excipient quality criteria for safer drug development,’ he says. PhD defence on 13 December.

Traditional leaders in many African countries have regained some of their former powers. Politicians and companies in some of these countries manage to gain access to valuable land via these leaders, at the cost of the local population. This is the message of Professor of Law, Administration and Development…

In December 2023, Mr. Max Farasat (B.A. Religious Studies) was announced as Co-Winner of the

North Korean labourers are still being forced to work in the European Union. According to researchers, including Professor of Korean Studies Remco Breuker at Leiden University, Dutch companies are buying ships from a dockyard that uses North Korean workers.

Children with hearing loss often fail to pick up on nuances in other people’s emotional responses. As a result, they do not always understand what is going on. Yung-Ting Tsou, a PhD student at Leiden University, found that having more knowledge of emotions and social conventions can help them in their…

Vanessa Frodermann, a PhD student at the Biopharmaceutical department of the Leiden Academic Centre for Drug Research, has discovered that arteriosclerosis could be inhibited by cellular therapy. Arteriosclerosis is one of the leading causes of the development of cardiovascular disease. Her PhD defence…

Specific fatty acid-sugar molecules allow leprosy bacteria, among others, to hide from our immune system. How exactly is not entirely clear. Hessel van Dijk, who received his PhD on 13 October, replicated the molecules, helping to solve a piece of the puzzle. Van Dijk's dissertation is titled: Synthesis…

Epithelial cells play a crucial role in the lungs. PhD student Ying Wang researched the effects of cigarette smoke and viruses such as COVID-19 on these epithelial cells. ‘We hope to reduce the risk of pandemics in the future.’

Leiden master's students of Journalism and New Media are going to help Facebook bar fake news from the social medium.

On 1 February 2016 the fourth issue of the Journal of the LUCAS Graduate Conference, titled 'Breaking the Rules: Textual Reflections on Transgression', was published.

On 10 May 1940, the Netherlands was taken completely by surprise by the attack of the German army. Wasn’t it? In his dissertation, Wouter Linmans debunks the idea that the Second World War took the Netherlands by surprise. ‘From 1935 onwards, all major political parties wanted to invest in the military.’…

Anyone who thinks that #MeToo is a new phenomenon, can think again. Subjects such as sexual intimidation, female self-defence and subjection to male desires can be found as early as in Medieval Islamic literature. Senior lecturer Asghar Seyed-Gohrab explains further on the Leiden Medievalists Blog,…

Understanding the behaviour of tiny droplets in our cells could aid the search for new treatments. A team of Leiden researchers has developed a groundbreaking method to study how these droplets transition from liquid to solid. This change plays a role in various diseases, including neurodegenerative…

Connecting generations, reducing loneliness and slowing mental decline: these are goals of the Oud Geleerd Jong Gedaan foundation’s lectures, which are given by students. What is it like to be a student giving these lectures? And what do the seniors think of them?

At a meeting in The Hague from 20 to 22 March, lecturers, university administrators and online teaching specialists made plans for better teaching using technology. Leiden University organised the meeting and launched a successful new element: the research track.

After an extensive content analysis of the coalition agreement, a sharp fall can be seen in the focus on education & culture, science & technology and defence. This is the conclusion of university public administration professors Gerard Breeman and Arco Timmermans. They compared the content with all…

Computer scientist Tim Coopmans uses pen, paper and regular computers to simulate the best possible quantum computer. He tells about his research and how this helps make a useful quantum computer a reality a little bit sooner. ‘I hope I will get to see quantum computers contributing something really…

On the initiative of Leiden Law School’s Art Committee, the festive opening of the photo exhibition of the Leiden Amateur Photographic Society (LAFV) took place on Friday 20 May 2022 in the C corridor of the Kamerlingh Onnes Building.

Bacteria temporarily live without their cell wall if dangerous viruses are near. A remarkable feature, as the cell wall is a sturdy barrier against threats. Still, the discovery has a logical explanation ánd might be of a consequence for fighting pathogenic bacteria, according to Véronique Ongenae,…

On January 11, 2025, our esteemed colleague and emeritus professor Arne van der Gen passed away. Arne was a professor of Organic Chemistry from 1980 until his retirement in 2000, and was a great advocate of the integration and harmonization of European education in chemistry. Arne was 90 years old.

Chemist Tobias Bauer discovered ways to improve drugs by encapsulating them. Packages with iron nanoparticles, for example, can stimulate immune cells. Bauer will receive his PhD on 9 June.

How is our perception of sound informed by the way we participate in the world? That is the question PhD candidate Gabriel Paiuk has been pondering in recent years. 'The way we experience sound is informed by material, technical and collective conditions that influence our interaction with the envir…

Jojanneke van der Toorn, professor by special appointment in Lesbian, Gay, Bisexual and Transgender Workplace Inclusion at Leiden University, states that it is difficult to create an inclusive work environment. This is partly due to the fact that lesbian, gay, bisexual and transgender people have themselves…

Fear and hatred of Muslims are rising rapidly to the surface in the United Kingdom, Assistant Professor Tahir Abbas writes in his new book. British politicians and journalists play an insidious role in this, he says.

It may well be possible to remove nitrate from polluted groundwater and at the same time produce ammonia in a sustainable way, according to PhD candidate Phebe van Langevelde and Professor Marc Koper of the Leiden Institute of Chemistry in Joule on 26 January. Together with a German colleague, they…

For his ground-breaking chemical biological research, a VICI-grant has been awarded to Mario van der Stelt, professor of Molecular physiology at Leiden University. In a new research line, he aims to discover binding sites for new medicines against inflammations in the brain.

Jeanine de Roy van Zuijdewijn, researcher and lecturer at ISGA, was interviewed by Deutsche Welle (DW) on the topic of career foreign fighters. This is also the topic of study in her latest publication.

PhD candidate Karen van den Akker has written a children’s book to get young girls excited about technology. The picture book ‘Met mama naar Mars’ tells the story of Luna, who wants to travel to Mars.

Martin van Hecke and Lennard Kwakernaak (Leiden university and AMOLF) develop a mechanical metamterial that can count to ten in their research.

Chemist Roxanne Kieltyka has received an ERC Starting Grant of 2 million euros. In her lab, she creates gels that mimic the instructive material that supports cells in our body. With the grant, she aims to make these gels stiff and tough, and to create a bio-printed miniature heart ventricle.

Last year, Dr. Henk van Steenbergen received a Grass Shoot grant to completely redevelop the research master's course 'Experimentation I: Programming Psychological Experiments'. The revised course was taught for first time last block and has just come to an end. Time for a brief recap.

Minister Dijkgraaf (Education, Culture and Science) has appointed Ionica Smeets and Alex Verkade as coordinators of a new national centre for science communication. The centre will foster a dialogue between researches and society and will gather and share expertise to make science communication more…

Corinne Dettmeijer-Vermeulen, the well-known legal expert and Leiden University alumna, was for many years the National Rapporteur on Trafficking in Human Beings and Sexual Violence against Children. On 26 November she will deliver the Cleveringa lecture.

The quality of vaccines is still often tested by using laboratory animals. That has to change, according to researchers from Leiden University and the vaccinological institute Intravacc. Together they went searching for a test method that makes animal testing unnecessary. The first promising results…

‘Three books published within a year – that happens only once in a lifetime!’ This was the reaction of Katarzyna Cwiertka, Professor of Modern Japan Studies at Leiden University, on the publication of Cuisine, Colonialism and Cold War, one of her three new books. The book sketches the colonisation of…

Dr. Elif Naz Kayran received the Best Dissertation Award from the Migration & Citizenship Section of the American Political Science Association (APSA) for her dissertation 'Political Responses and Electoral Behaviour at Times of Socioeconomic Risk Inequalities and Immigration'

The international conference ‘Lessons from Afghanistan’ touched on many serious issues and raised several reasons for concern. But it also ended on a positive note. While politicians on both the domestic and the international levels have failed to prevent the collapse of the Afghan state, and we are…

Synchronised heart rates and skin conductance tell us that people are attracted to each other. This explains why we feel a romantic ‘click’ with some people and not with others. This is the result of research by psychologist Eliska Prochazkova from the Leiden Institute for Brain and Recognition, which…

Young children who are less empathetic than their peers are more likely to be aggressive when older. This is what Malou Noten concludes in her dissertation. PhD defence on 25 November.

A team including staff from Leiden University won the Open Initiative Trophy on 11 February, a prize for the best open science initiative in the Netherlands. The winners developed Reprohak, a hackathon-like event where participants repeat research to see whether the results were reproducible.

Cardiovascular diseases are the leading cause of death across the world. Professor Johan Kuiper of Leiden University carries out research to develop a vaccine for arteriosclerosis, which is the main cause of cardiovascular diseases. With the aid of a European research grant of six million euros he is…

Brexit has been a kind of shock therapy for the EU and has eventually led to more appreciation for European cooperation. That is what Professor Luuk van Middelaar claimed on 30 November at the conference ‘Brexit and the future of the European Union’ which marked the 60th anniversary of the Europa Institute…

Leiden researcher Anne-Grete Märtson brought together a large number of studies to better understand antibiotic dosing in patients with obesity. The publication in a renowned medical journal has already garnered much positive reactions, Märtson says. ‘It’s high time researchers started sharing more…

What happens in our bodies when we care for children? And why are some people more caring than others?

From social inequalities in prehistory to placebo effects in medical treatments. Four researchers from Leiden University have been awarded a prestigious ERC Advanced Grant worth EUR 2.5 million to develop their research.

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