297 search results for “enzymes” in the Public website
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Decomposing tears in order to detect Dry Eye Disease
By measuring proteins in tears, ophthalmologists can more easily diagnose dry eyes (Dry Eye Disease). Peter Raus, a Belgian ophthalmologist and PhD student at the Institute of Biology Leiden, developed a new method for protein determination in tear fluid. The technique is also promising for the early…
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Students hunting for breakthrough in antibiotics resistance
Bacteria that fluoresce green, blue or red may play a role in combatting resistance against antibiotics. Under the motto of 'Say yes to stress', thirteen ambitious Leiden students are aiming to amass 9,000 euros to carry out their research project.
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New insights into chemical sensing of the human pathogen for cholera
The bacterium Vibrio cholerae is a serious threat to our health because it is the causative agent of cholera. Worldwide, over a billion people per year are at risk of cholera infection. New strains of V. cholerae are resistant to the multiple drugs used to treat cholera, meaning that new types of drugs…
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Leiden chemists discover exceptionally efficient catalyst for hydrogen peroxide production
Research of the Leiden Institute of Chemistry into the development of a sustainable fuel cell has accidentally resulted in an exceptionally efficient catalyst for the production of hydrogen peroxide. The catalyst, discovered by Dennis Hetterscheid and PhD candidate Michiel Langerman, may lead to a more…
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'One in five bacteria we tested were capable of breaking down plastic'
Leiden PhD candidate Jo-Anne Verschoor discovered that nearly twenty percent of the bacterial strains she studied could degrade plastic, though they needed some encouragement to do so. ‘Bacteria are just like people,’ says Verschoor. Her research was published in the journal Communications Biology,…
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Over a million euros for two studies on solutions to antimicrobial resistance
Two consortia led by Leiden researchers have been awarded over one million euros by the Dutch Research Council and the Ministry of Health, Welfare and Sport to find solutions to antimicrobial resistance.
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Different medication dosage for morbidly obese patients
PhD research recently completed by pharmacologist Margreke Brill shows that morbidly obese patients should be given a different dosage of the drugs Cefazolin and Midazolam. This could also apply to other drugs such as anti-cancer drugs as well as antibiotics and Margreke Brill is advocating a change…
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How fungi are helping us be more sustainable
Professor of Fungal Genetics and Biotechnology Arthur Ram explains how fungi can help us be more sustainable.
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Hermen Overkleeft wins the 2015 Jeremy Knowles Award
Prof. Hermen Overkleeft has been awarded the 2015 Jeremy Knowles Award of the Royal Society of Chemistry for his innovative and insightful development of activity-based protein probes for the imaging and identification of enzymes in health and disease.
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Freek Janssen wins award for best European Young Medicinal Chemist
Freek Janssen, a PhD-student in the department of Molecular Physiology, has received an award for the best oral presentation during the Young Medicinal Chemist Symposium organised by the European Federation of Medicinal Chemistry (EFMC-YMCS’16). Freek Janssen presented his work on “Development of Highly…
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Research lines
Current research at the Skin Barrier and Vaccination group.
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The quest for more antibiotics
Streptomycetes are similar to moulds, but these bacteria live in the soil. They are very popular in biotechnology because they produce a great many antibiotics and enzymes. Gilles van Wezel will be using his Vici subsidy to study ways of increasing their production.
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Jeroen Codee wins the Carbohydrate Research Award 2017
For his significant original contributions in the field of carbohydrate research, chemist Jeroen Codee will be awarded the biennial Carbohydrate Research Award for Creativity in Carbohydrate Chemistry.
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Microbial protection of food crops and human health
We investigate bacteria and fungi to understand their malicious or beneficial impact on food crops and their pathogenic or antibiotic role in human health.
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Carbohydrate chemistry champion: Hermen Overkleeft claims prestigious award
Professor Hermen Overkleeft has received the esteemed Roy L. Whistler International Award in Carbohydrate Chemistry for 2024 by the International Carbohydrate Organization. The award recognises Overkleeft’s outstanding contributions to the field of carbohydrate chemistry and biochemistry.
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Michel Orrit and Hermen Overkleeft members KNAW
The Royal Netherlands Academy of Arts and Sciences (KNAW) selects prominent researchers as members based on their scientific achievements. On September 17th, the KNAW will install 21 new members, including Leiden physicist Michel Orrit and chemist Hermen Overkleeft.
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How microscopic scallops wander
All microscopic objects, from enzymes to paint particles, are jittering constantly, bombarded by solvent particles: this is called Brownian motion. How does this motion change when the object is flexible instead of rigid? Ruben Verweij, Pepijn Moerman and colleagues published the first measurements…
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‘Take medicine target saturation into account’
Not taking into account the saturation of drug targets can lead to wrong conclusions about the duration of a drug's action. This is what former PhD candidate Wilbert de Witte writes together with the Leiden professors of pharmacology Meindert Danhof, Piet van der Graaf, and Liesbeth de Lange in Nature…
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Translating science into treatments of rare metabolic disorders
Leiden biotech startup Azafaros has successfully completed a funding round, raising 25 million euros of investments for developing treatments of rare metabolic disorders. The company holds exclusive license to a library of novel patented compounds discovered by experts from Leiden University.
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Awards for three Leiden Partnership projects with industry sector
NWO is funding three partnership projects with the industry sector. The projects relate to speeding up the search for new medicines, studying the changes in proteins as medicine and developing analytical techniques for research on the building blocks of life.
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Lennart Schada von BorzyskowskiFaculty of Science
l.schada.von.borzyskowski@biology.leidenuniv.nl | 071 5274278
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New tenure track: understanding and engineering microbial metabolism for health and sustainability
On 1 March, Lennart Schada von Borzyskowski will start on a tenure track position at the Institute of Biology Leiden (IBL). With a focus on the natural and synthetic biochemistry of environmental bacteria, he wants to apply their features to health and sustainability issues.
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Dana Rademaker excels and wins Unilever Research Prize
Dana Rademaker has won the Unilever Research Prize, which she received together with 2,500 euros at the Unilever’s Foods Innovation Centre on 12 December. She received the prize for her master’s thesis, which she wrote last year for the master’s programme Chemistry.
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Break-through in the genetic modification of plants
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…
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Engineering innate immunity for therapy
Immune system defends our body against pathogens and cancerous cells, but excessive immunity can in turn lead to tissue damages and diseases. For example, scratching the surface of the eye ignites an immune response that aims at preventing infection but can also lead to edema, angiogenesis and eventually…
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Inhibiting protein production potentially a weapon against Alzheimer’s
Inhibiting specific protein production in the human body can serve as a crucial weapon in the fight against Alzheimer's, Eline van Maanen believes. PhD defence 23 November.
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Four ERC grants for Leiden researchers
Four Leiden researchers have each been awarded a consolidator grant of up to 2 million euros by the European Research Council (ERC). They carry out research on a diverse range of subjects, from gender stereotyping in the field of science to making sugar molecules.
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How metastatic tumours manipulate their environment
Tumours act like mini-organs, manipulating their environment and using bodily processes to survive and metastasise. Through research by Erik Danen and his colleagues, we are learning more about the complex nature of tumour cells. In the Dutch newspaper NRC, the scientists discuss their findings.
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Mario van der Stelt appointed Professor of Molecular Physiology
Mario van der Stelt has been appointed Professor of Molecular Physiology at the Leiden Institute of Chemistry with effect from 1 November 2017.
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Thirteen NWO Open Competition XS grants for Leiden researchers
From medicines from snake venom to supercrops and the origin of words. Thirteen researchers from Leiden University will receive Open Competition XS grants from the Dutch Research Council (NWO).
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Overview
The Division of Systems Pharmacology and Pharmacy (SPP) aims to develop precision medicine approaches to characterise and predict variation in treatment response and enhance translational drug development strategies.
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New generation of graphene biosensors based on smooth surfaces and sharp edges
The surface and the edges of graphene are expected to provide higher sensitivity and specificity in detecting and characterizing single molecules. However fundamental physical limits exist in reaching an ultimate precision in detecting the dynamics of chemical and biological systems. The research in…
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Awards and Grants 2023
On this page you will find an overview of awards and prizes granted to our staff and students in 2023, as well as special appointments at Leiden University and other institutions.
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Collaborative and effective drug development
There are many complex links in the chain that provides patients with new drugs: from fundamental science, to clinical tests, to production. The entire chain can be found in Leiden. Leiden University, the Leiden University Medical Center (LUMC) and the businesses at the Leiden Bio Science Park (LBSP)…
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Activity-based protein profiling for drug discovery
Activity-based protein profiling (ABPP, also termed chemical proteomics), is one of the pillars of chemical biology, and at LED3 we have taken it to the next level. ABPP allows the assessment of protein function in live cells and tissues, which means that the activity of a complete protein family can…
- Medicine / LUMC
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€10.6 million for innovative toolboxes to tackle brain cancer
Researchers at the Universities of Amsterdam (Uva) and Leiden together with the Netherlands Cancer Institute and Oncode Institute have received a €10,6 million ERC Synergy Grant to develop innovative therapeutic approaches to target glioblastoma. This is a deadly primary brain tumour for which no curing…
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Finding unique drug structures with artificial intelligence and chemistry
In the search for new medicines against diseases such as cancer, a Leiden team has developed a new workflow. This approach combines artificial intelligence (AI) with molecular modelling and is suitable for finding unknown and innovative drug structures, the researchers proved.
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Three awarded research projects in NWO-XS call
Cryogenic memories, antibiotic treatment for urinary tract infections and recycling plastic sustainably. These are the subjects of the three NWO-XS grants awarded to Leiden Science researchers.
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Three innovative research projects awarded Open Competition Science-M funding
Tracking mucus-eating bacteria, mapping the complexity of planetary nebulae and a signalling pathway in cancer. These three Leiden projects have been awarded Open Competition Science-M funding by the Dutch Research Council.
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Real-time solid-state NMR spectroscopy inside living cells
Researchers from the Leiden Institute of Chemistry show proof of principle that live-cell structural changes and metabolic processes can be followed in real time with NMR spectroscopy. They performed their study on photosynthetic green algae that are metabolically flexible and can sustain energy generation…
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How do you determine the right medicine dosage for a child?
What’s the right dosage of medication for children? Assistant professor Elke Krekels and her colleagues discovered that for some medicines, you can determine this quite simply. On 13 April Krekels received the TOP-Publication award during the annual spring meeting of the Dutch Society for Clinical Pharmacology…
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Leiden Medicinal Chemistry researcher Andreas Bender receives prestigious EFMC Prize
Andreas Bender, Assistant Professor for Medicinal Chemistry in the Medicinal Chemistry Division of the Leiden / Amsterdam Center for Drug Research, received the
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In Memoriam Arne van der Gen
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.
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Grants for fundamental research in Leiden
Three fundamental research projects at Leiden in physics, chemistry and medical science have received funding from the Dutch Research Council (NWO). They involve research on magnetic fields in the universe, the role of myeloid cells in cancer immunotherapy and the evolution of ancient proteins.
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Antibiotic resistance: an economic problem universities could help to solve
Antibiotic resistance is an economic problem. Pharmaceutical companies cannot earn much from antibiotic research, so they do not invest in it. This makes it important that universities do so, says Ned Buijs.
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Biology student Martijn Verkuilen wins Unilever Research Prize
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.
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Can we live longer? Leiden physicist makes discovery in protective layer in genes
With the aid of physics and a minuscule magnet, researchers have discovered a new structure of telomeric DNA. Telomeres are sometimes seen as the key to living longer. They protect genes from damage but get a bit shorter each time a cell divides. If they become too short, the cell dies. The new discovery…
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VICI for Mario van der Stelt
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.
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17.9 million euro for national NMR Roadmap consortium
The National Roadmap for Large-Scale Research Facilities programme of NWO enables the building or renovation of research facilities with international allure. Leiden NMR groups take part in the uNMR-NL consortium coordinated by Marc Baldus (Utrecht University) that has been awarded almost 18 million…