Lecture

More and more people worldwide have infections caused by bacteria that are resistant to many types of antibiotic. Why is this and how big of a problem is it?

Doctors are there to diagnose and treat people. But sometimes a diagnosis can’t be made or doctors differ in opinion. Luckily, Alireza Mashaghi Tabari and his research team have developed a new framework to solve medical diagnostic problems. This framework can also be applied to many other research…

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…

Researchers from Leiden University have developed a method to predict which sellers will be successful in illegal online marketplaces. This could help the police track down big players on the dark web, the hidden part of the internet.

Pharmacologist Walter Boiten developed a new method to determine the amount of lipids in a person's skin. With this method he tested the effects of a new cream he developed for eczema patients. The first results are promising. Boiten defends his dissertation on 15 January.

Preventie, signalering en opsporing van seksuele uitbuiting van jongeren kan effectiever via buren, klasgenoten en andere mensen uit hun sociale leefomgeving. Dit volgt na onderzoek van universitair docent Ieke de Vries in samenwerking met het Centrum Kinderhandel en Mensenhandel (CKM).

Identifying novel antibiotic compounds to tackle antibiotic-resistant bacteria. Researchers from Leiden University and VU Amsterdam will unite through a project now funded by NWO’s Open Technology Programme (OTP), which awarded the collaboration nearly one million euros.

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.

In the Netherlands, 1.55 million people suffer from cardiovascular diseases. Yet, acute cardiovascular events, such as a heart attack or stroke, often occur unexpectedly. That is because many people do not know they are at risk for such an event. Immunological researcher Amanda Foks and her colleagues…

Biological chemist Nathaniel Martin is going to test an alternative antibiotic that can combat common resistant bacteria such as MRSA. For this purpose, he will receive 350,000 euros from the NWO's NACTAR programme. ‘We want to know how safe and effective our antibiotic is in a realistic situation.’

Morning yoga, having your resumé checked at the information market, or dancing for inclusiveness: just a small selection of the activities of the first Science PhD Day on Thursday 18 April. Around 120 PhD candidates from all eight institutes of our faculty attended the day. 'A great success', according…

On 10 March 2017, Professor Karel Luyben (TU Delft) welcomed the ‘Metabolomics GO FAIR Implementation Network’ as community initiative to start the European Open Science Cloud. The network aims to implement the FAIR data principles in the field of metabolomics in Europe.

How do you count the nanoplastics in your body? Leiden researchers published a method in Nature Protocols today that should make this easier. Important for both environmental and medicine research.

The Special Issue, edited by Jorrit Rijpma, Melanie Fink, Kristof Gombeer, and Anna Petrig, contains a selection of contributions from the Conference organised by the Europa Institute on the topic of the EU and Maritime Security in October 2018.

Stefan de Jong is Knowledge Broker at Luris. But what does Luris actually do? And what is a Knowledge Broker? This week we take a closer look at Stefan’s work.

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…

Eduard Fosch-Villaronga and Bart Custers from eLaw - Center for Law and Digital Technologies wrote an article on Fair Medicine and AI highlighting that AI for biomedical research and healthcare should be beneficent and equitable for everyone.

With the necessary measures, researchers restart their work in various laboratories. The Leiden Cell Observatory is one of the places where scientists resume their lab work.

Microscopic swimmers such as bacteria do not always swim alone. There are advantages to exchanging information and cooperating. Stefania Ketzetzi and colleagues now show in Nature Communications that human-made microswimmers, too, can cooperate.

Advanced fluorescence microscopy techniques have revealed how steroid receptors move inside the nucleus. The results were published by a team from Leiden University and the Erasmus Medical Center in Rotterdam, led by IBL-researcher Marcel Schaaf.

Publication by: Amanda Foks, Gijs van Puijvelde, Jolien Wolbert, Mara Kröner, Vanessa Frodermann, Thomas van der Heijden, Peter van Santbrink, Louis Boon, Ilze Bot and Johan Kuiper. Cardiovascular Research. 2016;111(3):252-261.

Michiel Veldhuis received the most public votes for the C.J. Kok Public Award and may therefore call himself Discoverer of the Year. Veldhuis researches how climate change affects savannah ecosystems in Africa and how we can protect them.

For the first time, researchers were able to grow organoids from snake venom glands. The lab-grown 3-D structures can produce snake venom molecules. This is a major step in finding treatments to tackle snakebite, which causes over 100,000 deaths each year. Publication in top journal Cell.

Which two Leiden scientists will present their research in the most compelling way in three minutes? It could be those with the most supporters. The Leiden preliminary heat of FameLab is taking place on 14 February. Sign up now to be in the audience!

The fact that corona has created a wave of creativity is evident when walking around in the lab of pharmacologist Coen van Hasselt from the LACDR. Suddenly there were far fewer master's students permitted in the lab for their research. So Van Hasselt came up with smart solutions to enable lab work to…

Each year, Leiden Law School makes two Meijers PhD positions available to talented researchers. One position is open to participants in the Pre-PhD Programme (PPP) and one position is open to other candidates from within and outside Leiden University.

Leiden physicists exploit self-assembly of small particles to someday create functional structures such as micro-robots from the bottom up. They have now taken an important step forward by experimentally realizing joints at micrometer scale. Publication in Nanoscale.

With a headwind of 80 kilometres per hour, pouring rain and freezing temperatures, Jurjun van der Velde cycles down the Oosterscheldekering. On his traditional Dutch bike with back pedal brake, he is the second PhD student from the faculty to win the title.

Sleep disorders have a significant influence on our physical and emotional health. Sleep should therefore receive more attention within lifestyle medicine, says Professor Gert Jan Lammers. He will give his inaugural lecture on Friday 20 May entitled: ‘Getting to sleep’.

Neeltje Blankenstein receives an LUF grant to conduct research on online risk behaviour among young people. What risks do young people take online and why? 'With this research, we not only want to help prevent serious risk behaviour, but also understand what drives young people to it.'

Professor Elizabeth de Lange was honoured on 31 January by the University of Uppsala, which appointed her Honorary Doctor at the end of 2019. During the ceremony, De Lange received all three symbols of honour for an Honorary Doctorate: a hat, a diploma, and a ring. ‘An incredibly wonderful experienc…

How can we better prepare students for their practicals, so that they learn more from them? Marjo de Graauw and her colleagues want to renew science education. Together they will develop interactive teaching materials to introduce students to laboratory courses. They are receiving a SURF grant of €100,000…

Martijn Verkuilen is the winner of the Unilever Research Prize 2022. By transferring DNA from a plant into yeast, he made the first move to produce a new drug for type 2 diabetes. He collected his prize in Wageningen on 24 November.

On 8 October, the Leiden Bio Science Park won the Menzis award for the Best Business Park 2009. The jury particularly praised the fact that 25 years ago when the park was founded, the choice was made in favour of the biomedical life sciences, a specialisation still successful today.

Young transgender people are able to decide together with their parents on a reversible intervention with puberty blockers. These are the results of a study by LUMC Curium and Amsterdam UMC of 74 young people undergoing treatment. Ninety percent of the young people studied proved able to make an informed…

A tried and tested medication for treating ADHD works differently than expected in the brains of healthy individuals during rest: rather than stimulating brain activity, it suppresses it.

Do you often find yourself exhausted in the lecture hall or at your workplace? Not great for your mental well-being, as Laura Pape knows. She is investigating how an online self-help program can assist in addressing sleep issues and preventing mental health problems. Join her on this elevator pitch…

Research organisation NWO has awarded a VICI grant to five Leiden researchers. In total, 32 leading researchers in the Netherlands have been awarded a VICI grant.

The Netherlands Association for Sleep-Wake Research is studying this issue. Lead researcher Kristiaan van der Heijden, Leiden psychologist and sleep specialist, invites students to take part in the study.

How do I conduct research? How do I structure, conduct and record what I’ve thought of and done? The Bio-Pharmaceutical Sciences Programme didn’t just want students to perform a series of tests for the Cellular Biochemistry practical course. After a complete re-vamp - ‘From traditional cookbook lab…

Afgelopen zondagavond, 22 augustus, is na een kort ziekbed onze zeer gewaardeerde collega professor Wim Jiskoot, Hoogleraar Technologie van toediening van medicijnen, overleden. Wim werd twee weken geleden onverwachts geconfronteerd met het feit dat hij een vergevorderd stadium van kanker had, waarvoor…

Professor Geert de Snoo, Dean of the Faculty of Science at Leiden University, has been appointed Director of the Netherlands Institute of Ecology (NIOO-KNAW) with effect from 1 November 2019. He will stand down from his role as Dean of the Faculty of Science with effect from 1 September. De Snoo will…

Leiden University and African Child Policy Forum hold ‘ground-breaking’ workshop on antimicrobial resistance (AMR) and human rights in Africa

Historian Frank Dikötter will receive an honorary doctorate from Leiden University for his work on the history of the Chinese Republican period and the People's Republic of China under Mao. He will be awarded the honorary degree during the university's Dies Natalis celebrations on 8 February 2017.

Just one year ago, nobody would have given Trump a cat's chance in the US presidential elections. Now he will be the next President of the United States. Professor of Journalism and New Media Jaap de Jong explains the rhetoric that has got Trump so far.

Researchers led by Professor of Chemistry Marcellus Ubbink have recently published a study in Proceedings of the National Academy of Sciences (PNAS) about the dynamics of an important redox enzyme. This work was accomplished thanks to an NWO VICI subsidy granted to Professor Ubbink.

Positive expectations about treatment increase the likelihood of success. The new Center for Interdisciplinary Placebo Studies Leiden is therefore promoting research on the placebo effect and offering expertise and training for care providers. At the opening, the founders demonstrated their VR communications…

How dangerous are micro- and nanoplastics? Do they affect the environment? What harm can they do to our bodies? Questions that we can now finally answer because of Fazel Abdolahpur Monikh. Together with his colleagues, he developed a method to detect and quantify nano-sized plastics. Their paper has…

The Leiden students who participated in the iGEM synthetic biology competition have won the prize for best production. They developed a way to have bacteria produce the substance suckerine, a protein derived from the Humboldt squid. By doing so, they want to help heal burn wounds. ‘The announcement…