Biodiversity in the Netherlands is having a tough time. Professor of Natural Capital Koos Biesmeijer combines research with practical advice: from the greening of industrial parks to solutions inspired by hi-tech nature. Inaugural lecture 9 March.

In Leiden University's Vision on Sustainability 2030, biodiversity (biological diversity) is an important focus in its teaching and research and on its campuses.

Dissochaeta Blume (Melastomataceae, tribe Dissochaeteae) is well-known as a scrambling plant genus found in Southeast Asia, where it is an inhabitant of the tropical rainforests or evergreen forests.

The RNA guided endonuclease based on the CRISPR/Cas system of Streptococcus pyogenus is a potent new tool for genome engineering in plants.

PhD at the Natural Product Laboratory, Institute of Biology, Leiden University - the Netherlands

A selection of recent publications from the Plant BioDynamics Laboratory.

Microbial Sciences' contribution to the Host-Microbe Interactions research theme is to investigate how beneficial or disease-causing microbes associate and interact with their host.

Welcome to the Dutch Extract Library, the library of the majority of crop extracts grown in Dutch horticulture.

Making public space more sustainable is considered very important in this project. The Humanities Campus will become a pleasant place to spend time, with lots of greenery. Here, people can relax and find coolness on hot summer days.

How do the starchy botanical foodways reflect upon previous archaeological understandings in the northern and circum-Caribbean?

Research conducted at Leiden has established that guts-on-chips respond in the same way to aspirin as real human organs do. This is a sign that these model organs are good predictors of the effect of medical drugs on the human body. Publication in Nature Communications on 15 August.

The tuk-tuk of the European City Of Science Leiden 2022 sent science on its way to the neighbourhood. On the Vijf Meiplein in Leiden, Andrea Evers' placebo team pitched its tent to everyone who wanted to know more about the effect of words and expectations. Experience the day of the placebo effect in…

Promotor: G.A. Persoon, Co-promotor: H.H. de Iongh

Recent studies have shown that Dutch secondary school pupils experience a great deal of stress from school work, and between 2001 and 2007 the number of adolescents experiencing school stress even doubled. The study carried out by Simone Vogelaar focuses on stress factors and the effectiveness of the…

According to the LUMC, patients experience 30% fewer serious side effects when medication doses are tailored to their DNA.

On 11 May 2016 a prestigious NWO Vidi grant (NWO's Innovation Research Incentives scheme) has been awarded to Nadia Soudzilovskaia for her research proposal entitled “Do mycorrhizal fungi mediate soil carbon fate?”, aimed to understand mycorrhizal impact on soil carbon sequestration.

This thesis focusses on the temperature structure in protoplanetary disks. The relation between structures seen in the dust and gas-phase molecules is investigated.

On 20 October 2021 Michael Ramsden defended the thesis 'The Role of the United Nations General Assembly in Advancing Accountability for Atrocity Crimes: Legal Powers and Effects'. The doctoral research was supervised by Prof. N.M. Blokker.

Tuberculosis (TB) is a major global health problem caused by the bacterium Mycobacterium tuberculosis (Mtb). In 2015, there were estimated to be 10.4 million new cases and 1.8 million deaths ascribed to TB, making it one of the top 10 causes of death worldwide. Unfortunately, the only current registered…

PhD defence

This article examines leadership encouragement and psychological safety as antecedents of prosocial rule-breaking (PSRB) behaviour.

The trial of Dutch rapper Ali B is receiving massive media attention. Party due to himself, the trial can be followed by the public. How will this affect the upcoming verdict? Dutch newspaper ‘De Volkskrant’ spoke to legal scholars and experts including Jan de Keijser.

More collaboration, combining data and asking the right questions. These are a few of the recommendations that policymakers and researchers formulated at the conference 'Data gedreven Beleidsontwikkeling' on 28 November 2017.

In their article; The Effects of Legal Measures to Empower Supervisory Directors: Evidence from a Financial Distress Perspective, Santen and De Bos discuss the relationship between the corporate governance structure of a company and its financial performance. Until now studies predominantly hypothesize…

First author Scott Waitukaitis and principal investigator Martin van Hecke have made the cover of Nature Physics with their publication on a newly discovered effect. The Elastic Leidenfrost effect explains why hydrogel balls jump around on a hot plate making high pitched sounds.

The Spanish Society of Soil Science has chosen as the best thesis of 2015 (call 2016) in Spain to the CML-researcher Daniel Arenas Lago, for his research at the University of Vigo that expands and deepens in new knowledge about adsorption and retention of heavy metals in soils, an issue increasingly…

On 22 January, Annemarie Madani-Abbing will defend her dissertation 'Art therapy and anxiety' regarding her research into the effectiveness of anthroposophic art therapy in treating anxiety in women. We asked her about her research and what it was like to combine a job outside academia with studying…

Lecture

Promotor: A. Achúcarro, Co-promotor: A. Boyarsky

Leiden biologist Suzanne Lommen and an international team of scientists have investigated how a beetle can reduce hay fever in Europe. Locally, the beetle is even able to stop pollen production in a plant that causes allergic reactions. Publication in Nature Communications on April 21.

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).

A coronavirus booster shot provides a better immune response against COVID-19 than a single vaccine dose. mRNA boosters are the most effective upon receiving Janssen. These are the results of a collaborative study between several organisations, including the Leiden University Medical Center (LUMC).…

The research within the Food research programme at CML focuses on a transition towards sustainable food production and consumption systems. We investigate from a very small to a very large scale, at a local, national or international level. We do so by researching for example molecular tools, food systems,…

Researchers Indu Khatri, Frank Staal and Jacques van Dongen from Leiden University Medical Center (LUMC) have published a perspective article in Frontiers in Immunology about coronavirus and its characteristic ‘spike protein.’ They predict which antibodies would provide the best protection against the…

This article offers a typology for organizational and institutional crisis management that portrays three sorts of crises: a crisis in an organization, a crisis to the organization and a crisis about the organization.

PhD defence

The Botany Laboratory is part of the Faculty of Archaeology, University of Leiden. Under the supervision of Dr Mike Field, research is carried out here on archaeo- and palaeo-botanical material including seeds and fruits, pollen and spores, and wood.

PhD at the Max Planck Institute of Molecular Plant Physiology, Golm – Germany

The Hague is alive with nature – you just have to look

Emeritus professor at the Natural Products Laboratory, Institute of Biology, Leiden University - the Netherlands

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

Which plant leaf characteristics are involved in thrips resistance in tomato?

How many species of plants, animals and fungi live in Leiden? Leiden is observing and recording how many unique species there are in Leiden, to put the state of urban nature on the map. Residents (and scientists) will record every spider, snail, mushroom or dandelion they come across during ‘Expeditie…

The Institute of Biology Leiden (IBL) is an internationally oriented institute for research and education in biology.