686 search results for “biological code” in the Staff website
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Synthesis and immunological evaluation of Pel and Psl glycoconjugate vaccine candidates against Pseudomonas aeruginosa
PhD defence
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Nearly 200 million for new research buildings and facilities
The Dutch Research Council (NWO) is investing 197 million euros in 11 infrastructure projects that will be of great value to science and society. Leiden University and the Leiden University Medical Center (LUMC) are participating in eight of the eleven proposals.
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Electron Paramagnetic Resonance Approaches to Study Biologically Relevant Reactions: Examples from Amyloid Aggregation to Enzymes
PhD defence
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Risk Inventory and Evaluation
A safe and healthy work environment begins with identifying risks. A risk inventory and evaluation (RI&E) maps these risks per faculty, institute, service or department. In addition to an inventory and evaluation of risks, an RI&E also contains an action plan. This allows us to reduce risks and bott…
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Incidents and dangerous situations
Together we create a healthy and safe working environment. Should an incident, dangerous situation or needle-stick injury nevertheless occur, please report it immediately. Such incidents are far more frequent than serious accidents. By reporting them we can make sure that they do not lead to serious…
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Navigating corporate responsibility in global supply chains using codes of conduct
PhD defence
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Frequently asked questions about privacy and security
Veelgestelde vragen privacy en security
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Social safety
Have you experienced or witnessed unacceptable or transgressive behaviour? This page gives information about what you can do yourself and which ‘helplines’ can assist you in this situation.
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Personal and company mobile devices
Here you will find guidelines for using devices such as laptops, tablets, and telephones. Whether you are working with a device purchased for you by ISSC or with a device you have purchased privately, it is important that you save your files securely and handle confidential data with care.
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Digital Humanities Winter School 2026
Workshops
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Liru FengFaculty of Science
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Daniela KraftFaculty of Science
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Leonardo PasseriniFaculty of Science
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Joshua SaldiFaculty of Science
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Activating and managing your account
You can activate and manage your account via Account Services. To make the best use of Account Services, it is important that you set your account properly the first time you use it.
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Payments to research participants
You can find information about making payments to research participants on this page.
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Qualitative interviewing
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Website additions and amendments
Do you want to post an announcement or report any content that needs changing? If so, please contact the web editorial team for your faculty or department.
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Fraude en plagiaat
Fraude en plagiaat
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Fieldwork pre-departure meeting Archaeology
To ensure the safe and solid fieldwork season, the faculty board requests your participation in a fieldwork pre-departure meeting on November the 2nd, from 15:30 to 17:00 in room E00.3A of the Van Steenis building. Please note that participation in a fieldwork pre-departure meeting is compulsory for…
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De Kattekop Day Care CentreWassenaarseweg 8, Leiden
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Invoices
Submitted invoices by 9 December 2025 at the latest, will probably be process and payed before the end of this year, as long as they meet the Leiden University guidelines and are approved in time by the budget holder.
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ORCID iD and DOI
An ORCID iD is a unique code that identifies you as a scientist in a reliable and consistent way, much like the social security number in a passport. DOI does the same but for a scientific publication instead of a person. DOI and ORCID iD are examples of persistent identifiers.
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Plagiarism check
All doctoral dissertations are checked for plagiarism before they are submitted to the doctorate committee.
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Bioart plays with genetic building blocks
Biotechnological developments are moving fast. From genetically modified plant varieties we are now moving to cultured meat. These developments require moral interpretation - and they get it in the form of art. Lotte Pet wrote a dissertation about it.
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A first in the lab: a tiny network that is both strong and flexible
Daniela Kraft's group has succeeded in creating a network of microparticles that is both strong and completely flexible. This may sound simple, yet they are the first in the world to succeed in doing so. A real breakthrough in soft matter physics.
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The Nobel Prize in Chemistry went to an AI model (and rightly so)
Not experiments and lab coats, but computers and artificial intelligence: this year's Nobel Prize in Chemistry went to the inventors of the groundbreaking AI model, AlphaFold. This programme accurately predicts protein structures based on their genetic code—a crucial step in understanding biological…
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Code as Critique: Relearning Technical Practice in the Ruins of Big Tech
Workshop
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Accepting gifts
If you have business contacts, you may at some point be offered a gift: a physical object or a service or advantage. What gifts can you accept without allowing your integrity to be called into question?
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Sallie Mae Student Loans
Bachelor, Master, Short Course, PhD
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Qualitative Methods for Social Scientists
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Human Resources
The university strives to create a pleasant working environment for everyone. From terms of employment to health and development: here you will find the right information and support.
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Research using personal data
If your research project involves collecting private or otherwise sensitive data, you must ensure adequate data protection measures are taken. Research must be conducted in accordance with the General Data Protection Regulation (GDPR). In terms of patient data, for instance, when used for research carried…
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Directory structure and file naming
Think of a clear and consistent directory structure.
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And the winner is… Results of the annual physics image competition
Salt crystals, a nano-sized golf stick and molten glass. The LION Image Award competition of 2023 yielded a lot of beautiful images once again. But in the end, only one can be the winner.
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A safe workplace
Regardless of whether you work at a desk or in a lab, all workplaces have their risks. As your employer, the University aims to create a healthy workplace and to limit possible health risks. Here you will find the main risks and measures that we take to reduce them.
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Editing a mailing or newsletter
Learn how to use Maileon’s editor and how to follow the editorial guidelines.
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Helping GPs identify patients with persistent somatic symptoms earlier
Medical psychologist Willeke Kitselaar developed a model that helps identify patients with persistent somatic symptoms earlier, based on an extensive large medical database. ‘I advise GPs to ask patients to fill in a questionnaire about both physical and mental symptoms at an earlier stage.’ PhD defence…
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New Year's Reception Faculty of Science
Conference
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Projects 2024-2025
This academic year, seven (teams of) teachers will receive a Grassroots or Grass shoots grant. Here you can read about their projects.
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Practical information about Spui Campus
Facility, Organisation
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A piece of rubber can't count. Right?
Martin van Hecke and Lennard Kwakernaak (Leiden university and AMOLF) develop a mechanical metamterial that can count to ten in their research.
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Corrugated plastic unveils a new design principle for programmable materials
Martin van Hecke en Anne Meeussen publiceren in het tijdschrift Nature over mechanische metamaterialen. Ze hebben een nieuwe klasse multistabiele materialen ontdekt. Dit is gebaseerd op ribbeltjes plastic.
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A quirky block of rubber as a calculator
PhD candidate Jiangnan Ding explores how you can design a thick slab of rubber in a way that it might act as a mechanical computer bit. This so-called mechanical metamaterial is pushed in a specific way to change its shape. ‘With a very simple material, we might be able to do simple calculations in…
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Psychology Elevator Pitch: How a better sleep pattern makes students mentally healthier
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…
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The career choices of cells
How does an embryonic stem cell decide if it becomes a heart cell or a kidney cell? That’s the question computational biologist Maria Mircea studied for her PhD research. She looked at the inside of individual cells to analyse how they change. This is what she discovered.
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Anne Charlotte DubbelmanFaculty of Science
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Bernat Durà FaulíFaculty of Science
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Martin van HeckeFaculty of Science
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What to archive?
Start thinking in advance about the selection for long-term preservation.