Institute of Biology Leiden (IBL) is an internationally oriented institute for research and education in biology. We are part of the Faculty of Science at Leiden University.

The Leiden Institute of Chemistry (LIC) offers a unique tailor-made programme in Life Science and Technology. You can customize the programme to your own interests and ambitions with the help of your own personal mentor. Your study will focus on either a biomedical, molecular or biophysical approach…

A collaboration between the IBL and LUMC has resulted in the discovery that the polymerase theta enzyme is essential for the integration of Agrobacterium T-DNA into the genome of plants. The finding means a break-through for the development of more efficient systems for targeted genome modification…

Arthrosis needs a multidisciplinary approach, says Professor Jaap Harlaar. He brings experts from different university medical centres together to unravel the secrets of this condition and thus improve its treatment. This new Medical Delta professor was appointed as Professor of Clinical Biomechanics…

Depression and anxiety disorders among youth are causing major problems worldwide. The mechanisms involved are still unknown, however. Moji Aghajani – Assistant Professor at the Institute of Education and Child Studies - aims to provide new insights with his research

Dr. Kirsten Leiss and Prof. Peter Klinkhamer received 900.000 euro’s from “Stichting Toegepaste Wetenschappen (STW)” and the company “Rijk Zwaan” to develop plants that are resistant to thrips, a major agricultural pest all over the world.

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.

Rosan Kuin started her PhD in July at the LACDR under supervision of prof. Gerard van Westen and Dr. Meindert Lamers. She completed a BSc. in Pharmaceutical Sciences at the VU University in Amsterdam in 2017. After that she started two master programs, Drug Discovery & Safety with a specialization in…

Professor Claartje Levelt, together with Paula Fikkert (Radboud University), has received an NWO Open Competition grant for research into the development of word production in toddlers.

Shuai Guo, PhD candidate at Company Law and the Hazelhoff Centre for Financial Law, was invited to speak about his research on cross-border bank resolution, with a comparative analysis of the EU, the US and China, at the Global Bankruptcy Scholars’ Work-in-progress Workshop held on 20-21 September at…

On 26-27 September, the Jean Monnet Centre of Excellence for Law and Automation at IE Law School in Madrid hosted the third edition of the Lawtomation conference, known for exploring critical legal issues related to automation, AI, and digital rights. This year’s discussions centered around the governance…

Despite considerable progress in the design of multifunctionalized nanoparticles (NPs) that selectively target specific cell types, their systemic application often results in unwanted liver accumulation. The exact mechanisms for this general observation are still unclear.

On 22 January 2020, Annemarie Madani-Abbing will defend her dissertation 'Art Therapy & Anxiety'.

Biophysicist Anjali Pandit has been awarded a FOM 'Projectruimte' research grant for her proposal ‘Tuning into the photosynthetic membrane with atomistic precision’.

An essential protein that regulates our heart beat turns out to be important for cancer cells as well. The discovery might open novel treatment strategies for fighting metastasis. Publication in Science Signaling on April 4th.

Emeritus Professor Ben Lugtenberg edited a book on “Principles of Plant-Microbe Interactions” together with Paul Hooykaas, Eddy van der Meijden and Jos Raaijmakers, all from the IBL.

Michiel van der Vaart with a team from Leiden University and the LUMC, led by IBL-researcher Annemarie Meijer, discovered that DRAM1 is a protein that regulates anti-bacterial autophagy, a defense mechanism against infections such as tuberculosis.

To stay secure, the transatlantic community must take on emerging and disruptive technologies together.

Radio telescope LOFAR maps the sky. It produces incredibly detailed images of the universe - and vast amounts of data. Huub Röttgering, director of the Leiden Observatory, talks about the challenges of working with those enormous datasets.

Physicist Sense Jan van der Molen researches materials that do not exist in nature. ‘It’s fascinating to see how the properties of a material change if we manage to make it super thin.’ He will give his inaugural lecture on 21 October.

An all-optical transistor, a molecule-sized sensor and a new kind of single-photon source for quantum communication. All dreamed applications of fundamental physics that are one step closer thanks to Robert Smit. On 12 June, he defended his PhD thesis with distinction.

As of January 2022, Ivo van Vulpen has been Professor by Special Appointment of Science Communication at the Leiden Institute of Physics (LION). Van Vulpen will be researching science communication in general and will aim to underline the value and importance of science communication.

A delegation from Leiden University is visiting Brazil from 14 to 18 March. The first day of the visit was spent with scientists in São Paolo.

Ten Leiden researchers have been awarded a Veni grant by the Dutch Research Council (NWO). The grant, of up to 280,000 euros, will enable them to elaborate their ideas over a period of three years.

After seven years, Eric Eliel resigns as scientific director of the Leiden Institute of Physics (LION). On April 18th, LION hosts a farewell party and a week later Eliel will officially hand over his tasks to Jan Aarts. We spoke with him about his term as director, in which among others a new science…

For three years, Wouter Schuit enjoyed studying Technology, Policy and Management at Delft University of Technology - only to switch to a master's in Philosophy in Leiden after his bachelor's. 'In both, you learn to tackle a problem in a structured way.'

Could ketogenic therapy change the future of autism spectrum disorder (ASD) treatment? Bret Scher sits down with Eline Dekeyster to explore how nutritional ketosis may support individuals with autism and other brain-based conditions.

Nadia Soudzilovskaia (CML), Martijn Bezemer (IBL / NIOO) and Harrie van der Hagen (ecologist at Dunea) gave an interview to NPO1 Radio about the TERRA-Dunes project.

On 15 and 16 May, Vestert Borger participated in the conference ‘Governing through funding in the EU’. The conference was organised by Lilian Tsourdi and Marijn van der Sluis, who are both affiliated with Maastricht University.

World wide press attention for the article and specifically the image of the 30 micrometer long micro boat 3DBenchy by Rachel Doherty, Daniela Kraft and other Leiden physicists.

KWR Watercycle Research Institute and the Centre for Science and Technology Studies (CWTS) at Leiden University are collaborating in the area of social impact.

Dong Guo was awarded two poster prizes for his poster ‘Molecular Mechanism of Allosteric modulation at G protein-coupled Receptors: Insight from a Binding Kinetics Study at the Human A1 Adenosine Receptor’ at the FIGON Dutch Medicines Days, October 6th-8th this year.

In Dutch magazine De Psycholoog, Anne-Laura van Harmelen talks about the impact traumatic experiences, especially for those who are growing up.

The Leiden Institute of Physics hosted the annual conference of the Dutch Vacuum Society (NEVAC). Experts in the field of vacuum experiments talked about their research. The 2016 NEVAC Prize was awarded to PhD student Martijn Vos from the TU Eindhoven.

STM scanning experiments on poorly conducting materials are challenging, and can cause a distortion effect. A new model corrects for this effect, allowing physicists to better study materials in their quest to understand unconventional superconductivity. Publication in Physical Review B as Editor’s…

This event is in Dutch. De Verenigde Naties hebben 11 februari uitgeroepen tot International Day of Women & Girls in Science. De Universiteit Leiden viert deze dag met een open publieksevenement met vrouwelijke topwetenschappers van haar bètafaculteit. Iedereen is welkom vanaf 13:30 uur in het Kamerlingh…

Sander Blok has won the third edition of the annual LION Image Award. He created a colorful image of gold nanoparticles with a low-energy electron microscope.

In their quest for materials that conduct electricity without resistance at moderate temperatures, scientists usually work on their chemical make-up. Now Leiden physicists have come up with a radically new approach: pinching holes in a periodic pattern. Publication in SciPost.

Electrons that spin synchronously around their axis, turn out to stay superconducting across large distances within magnetic chromium dioxide. Electric current from these electrons can flip small magnets, and its superconducting version could form the basis for a hard drive without energy loss. Publication…

A collaboration of physicists and chemists organized the LEELIS conference on new computer chip technology in Amsterdam on 10-11 November. Leiden physicist Joost Frenken is director of the organizing institute ARCNL.

The particle accelerator of CERN, the European Organization for Nuclear Research, produces large amounts of complex data with high accuracy, as a result of which theoretical predictions also need to be more accurate and faster. With his research team, PhD candidate Ben Ruijl developed very innovative…

Science Magazine has published three back-to-back papers on an important discovery in solid state physics. Leiden physicist Jan Zaanen wrote a Perspective article on the subject in the same issue of 4 March.

Working on superconductivity, finding an exoplanet or learning how to program with Python. More than one hundred girls visited Leiden University on Thursday 13 February during the Girls in Science Day.

We don’t understand how some materials become superconducting at relatively high temperatures. Leiden physicists have now found a surprising connection with auxiliary black holes. It enables us to use our knowledge of black holes on the mystery of high-temperature superconductivity. Publication in Nature…

If computers work on superconducting current, they won’t consume any energy. Leiden physicists have now gained control over a new type of superconducting memory elements. Publication in Nature Communications.

On 26 April Professor of Experimental Physics Jan van Ruitenbeek was made a Knight in the Order of the Lion of the Netherlands. He received the decoration from mayor Emile Jaensch in Oegstgeest, where he lives. Van Ruitenbeek received the honour for his services to physics.

Two Leiden physicists took part in the Lindau conference in Germany from 26 June to 1 July. They met Nobel prize winners from their field.

Electric noise can be useful for scientists but inconvenient for chip manufacturers. They do share a wish to predict the amount of noise. PhD student Sumit Tewari overturns a century-old law relating noise to current. He defends his thesis on March 27th.

The Rutte IV cabinet will be sworn in soon. A fifth of the prospective ministers and secretaries of state studied in Leiden. Who are they and what did they study?

On 29 and 30 November, Masaryk University in Brno (Czech Republic) hosted this year’s Cyberspace conference, where Gavin workshopped a paper-in-progress entitled ‘Ready! Fire! Aim? EU law’s battle for relevance in the war against terrorist content online’.