Macrophages and atherosclerotic lesions The infiltration of monocytes in the arterial wall, their differentiation to macrophages, and the subsequent accumulation of cholesterol in these macrophages initiate the process of atherosclerosis. We study the importance of specific genes in macrophages for…

An international research team is to search for invisible life in the Galápagos Islands. The diversity of bacteria and other microscopic organisms may not be evident to the naked eye, but it is essential to nature. To the islands' giant daisies, for instance: unique endemic plants that are currently…

An unprecedented space telescope, an astrolab that makes space ice and molecules that may lead to the origin of life… The Ice Age project has all the prerequisites to become a very fascinating research project – if it is not one already. Leiden astronomers Melissa McClure, Harold Linnartz and Will Rocha…

Publication of Johann Natterer's (1787-1843) word lists of Amazonian languages.

The Advisory Board of the IBL consists of five eminent scientists with specialist expertise in complementary disciplines. They all have prominent positions for the field of Biology in the Netherlands outside our own institute.

Ecotox is a stimulating top-facility that provides an integrative research environment around the topic of ecotoxicological testing and experimental research. Research focus: Dose-response modelling Mode-of-actions and mechanism-of-actions Test method development, in view of targets in AOPs (adverse…

It's never too early for students to be smart about preparing for the job market. This year Leiden University is launching new initiatives to improve the transition from university to work. The new awareness campaign - CareerTime - is starting on 29 September with career stands at the faculties.

The master’s programme Industrial Ecology (IE) started in 2004 with 12 students and has increased until 90 students from 20 different countries this year.

A delegation from Leiden University will be visiting several Japanese universities and research institutions from 18 to 26 November to discuss research and teaching collaborations.

PhD defence

PhD defence

30 July is the International Day of Friendship. The student years are a time when many close friendships are formed, and a surprising number of them last a whole lifetime. Two of our alumni share their stories about a special friendship.

ARC is a new platform for the artistic-academic discourse in the Netherlands and is an initiative of the Leiden University Academy of Creative and Performing Arts (ACPA).

Assistant professor Political Philosophy Dorota Mokrosinska has received the ERC Starting Grant for her project Democratic Secrecy: A Philosophical Study of the Role of Secrecy in Democratic Governance. The project, running from 2015 to 2020 is funded by the European Research Council

MOOC Music & Society

Nineteen new Leiden University MOOCs have started this January. Anyone can take part in these online courses varying from combatting terrorism to kidney transplantation.

El CID, the University introduction week, has begun! We spoke on Sunday evening to the first new arrivals who had come to Leiden to spend the night at the University Sports Centre. New students can sleep here all this week as well as at the ice rink or in a student house.

On this page you can find information about previous CCLS events.

Seven researchers from Leiden University have been awarded an ERC Starting Grant. This will enable them to start their own project, build their research team and put their best ideas into action.

Bjørn Peare Bartholdy is Archaeology’s representative in the Open Science Community Leiden (OSCL) . We spoke with him about the value of Open Science and how to make a good start. ‘Open Science is headed to be a regular way of academic work.’ So better to jump on the Open Science bandwagon early on.

Leiden University's Citizen Science Lab supports and organizes initiatives where anyone can get started with scientific data and research. This is how we enrich research with insights from the community, make science accessible to all, and tackle important local issues together.

The research aims to understand how did Cuban and Dominican landscape encapsulate historical conceptual transformations about human –nature spiritual interaction after the Spanish conquest? More specifically, what are the present day cultural associations with Cuban and Dominican natural landscape?…

We live in a world of things and people in the past must have been as closely entangled with their material surroundings as we are now. In the Laboratory for Artefact Studies Van Gijn takes a close look at the biographies of objects: what kind of raw material an object is made off and what is its provenience,…

The Old Observatory is located on the grounds of the Hortus. This is the oldest surviving university observatory in the world. Since 1633, the University of Leiden has used the various rooms for the education of students. The Visitor Center on the ground floor of the Old Observatory is part of the Hortus…

Through his project we will unravel the global regulatory networks that control gene expression in Streptomyces bacteria and allow them to properly respond to major changes in the environment; we will then harness this knowledge to activate and identify novel antibiotics

Increasing above- and belowground biodiversity in arable leek cultivation to stimulate pest control by natural enemies.

Navigation Lab Leiden has launched a study on the effects of the navigation training program we have developed, called Wayfinder. Milan van der Kuil is the main researcher on this project and studies how navigation ability can be improved in patients with acquired brain injury.

Various companies in the plant biotech industry will test a recent Leiden discovery in their crops. The ‘Pol Theta’ technology is developed in Leiden and makes it possible to reduce undesired side effects during genome engineering of plants.

On 7 May students from the Leiden Leadership Programme (LLP) and the International Leiden Leadership Programme (ILLP) gathered with an interdisciplinary panel to have a discussion about Intercultural Leadership.

This subproject offers a political and transnational perspective on the development and uses of public memories of the Revolt in the seventeenth century.

In this research group, headed by Bob Van de Water, cell signaling programs that underlie adverse drug reactions as well as cancer development and progression are unraveled. Adverse drug reactions involve cell injury in critical target organ cells which leads to the activation of cellular stress response…

Academics from Leiden University have started a campaign against cuts at universities.

The physical landscape is the setting in which human activities take place. Landscape and site context during human occupation is one of the areas of concern for the geoarchaeologist. A detailed stratigraphical study -both on- and off-site- clearly enhances the interpretation of the archaeologists,…

How did parties as political organizations emerge?

Please note that SP2024 uses a two-step submission process with two separate deadlines; 20 December 2023 for the abstract and 12 January 2024 for the full paper. The abstract submission (or pre-submission) is needed for the program chairs to assign your submission to reviewers with matching expertise.…

CML-IA is a database that contains characterisation factors for life cycle impact assessment (LCIA) and is easily read by the CMLCA software program.

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…

Research at Leiden Observatory spans the full width of modern astrophysical enquiry. It is based on observation, theory, simulation, and experiment. Two broad clusters characterize the ongoing research. Within each theme, researchers carry out their personal and specialized research programme. The two…

This edited volume suggests promising new avenues of research in analyzing coalition politics. Written by a group of leading scholars, the book clarifies a number of concepts too often taken for granted in the existing literature, performs theoretically-driven and methodologically novel comparative…

Within 3 months of the start of the PhD project, your supervisors and you will draw up a Training and Supervision Plan in consultation with you and the other members of the supervision team. 

Within the two-year Astronomy master’s programme, you can choose from seven specialisations, ranging from fundamental or applied astronomy research in cosmology, instrumentation or data science, to combinations of astronomy research with education, management or science communication.

The research of our group is centered around dynamical systems, functional analysis and their interplay.

Efficient gene-targeting during meiosis

Assistant Professor at the Department of Analytical Chemistry, Radboud University Nijmegen, the Netherlands

Interested in working with the Dutch Extract Library?

Chromatin is an ubiquitous protein-DNA complex that forms the structural basis of DNA condensation in all eukaryotic organisms.