413 zoekresultaten voor “biology” in de Publieke website
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Inverse electron demand Diels-Alder pyridazine elimination: synthetic tools for chemical immunology
The inverse electron demand Diels-Alder (IEDDA) pyridazine elimination emerged in 2013 as a new bioorthogonal reaction and constitutes a prime example of what is now known as dissociative bioorthogonal chemistry. The research described in this Thesis aims to develop synthetic strategies which enable…
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Activity-based protein profiling of glucosidases, fucosidases and glucuronidases
Promotores: H.S. Overkleeft, G.A. van der Marel, Co-promotor: B.I. Florea
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Single-cell mechanics for disease biology and pharmacology
Promotie
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Capillary Electrophoresis-Mass Spectrometry based Metabolomics Approaches for Volume-restricted Applications
Metabolomics is a powerful tool that can provide a comprehensive insight into the complexity of human biology and the pathophysiology of diseases. By analyzing the metabolome, which refers to the complete set of small (endogenous) molecules (with a mass <1500 Da) present within a given biological system,…
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Biodiversity and Sustainability (MSc)
In deze opleiding streef je naar het beantwoorden van biologische vraagstukken in relatie tot milieu, ecologie en andere maatschappelijk relevante onderwerpen.
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Molecular Genetics and Biotechnology (MSc)
Deze opleiding integreert genetica, moleculaire biologie en biotechnologie in een aantrekkelijk programma met uitstekende carrièreperspectieven.
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Fons Verbeek over computational bio-imaging op SleutelstadFM
Hoogleraar Fons Verbeek, verbonden aan de informatica- en biologie-instituten van de Universiteit Leiden, heeft de fascinatie om alles wat we niet direct kunnen zien, toch in beeld te brengen. Op SleutelstadFM vertelt hij dat door het omrekenen van 2 dimensionale (2D) beelden naar 3 dimensionale (3D)…
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Temminck's Order. Debates on Zoological Classification: 1800-1850
“Temminck’s Order” is the scientific biography of Coenraad Jacob Temminck (1778–1850), a Dutch naturalist and the first director of ’s Rijks Museum van Natuurlijke Historie in Leiden.
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Affinity-based profiling of the adenosine receptors
The adenosine receptors are proteins that reside in the extracellular membranes of cells. Activation of adenosine receptors plays a role in many physiological and pathological processes, such as immune responses and cancers.
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Activity-based protein profiling in drug discovery
In the last decades, activity-based protein profiling (ABPP) has emerged as a powerful chemical tool that may aid the ever-challenging drug discovery process.
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Systems pharmacology of the endocannabinoid system
In this thesis, a system pharmacology approach, integrating metabolomics, pharmacology and chemical biology, was applied to understand and modulate the endocannabinoid system across different model systems (cells, zebrafish, mice and humans).
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Development of a Kidney-on-a-Chip Model for Compound Screening and Transport Studies
Pharmaceutical companies, governments and the general public have become increasingly aware that animal models used in drug testing lack vital aspects to serve as an accurate representation of human biology. As models of the human body should become more physiologically relevant, animal models no longer…
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Illuminating N-acylethanolamine biosynthesis with new chemical tools
In this thesis, the discovery and optimization is described of chemical tools to study the N-acylethanolamine (NAE) biosynthetic pathway.
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Evolutionary diversification and historical biogeography of Orchidaceae in Central America with emphasis on Costa Rica and Panama
In this thesis, I targeted the orchid genus Lepanthes, one of the six genera of angiosperms that surpasses 1,000 species in the Neotropics, as a study model to investigate the evolutionary processes that promoted species diversifications.
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DNAmarkerpoint
DNAmarkerpoint heeft als doel ecologie, evolutie en biodiversiteit beter te begrijpen door het bestuderen van modern en ancient DNA.
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Vervolgopleidingen
Na het afronden van de bacheloropleiding volgen verreweg de meeste studenten de masteropleiding.
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Lan Dupuis
Wiskunde en Natuurwetenschappen
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Emily Strange
Wiskunde en Natuurwetenschappen
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Chemical genetic approaches for target validation
Drug development is a time- and resource-consuming process that starts with the discovery and validation of a (protein) target that contributes to pathogenesis or disease progression.
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Merlijn van Weerd over krokodillen op Filipijnen bij Vroege Vogels
Het was lange tijd één van de meest bedreigde diersoorten ter wereld. Ruim tien jaar geleden dacht men zelfs nog dat hij was uitgestorven: de Filipijnse krokodil.
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Synthesis of well-defined ADP-Ribosylated biomolecules
Promotor: G. A. van der Marel, Co-promotor: D. V. Filippov
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Studying through the summer?
Leiden University offers a unique range of summer courses where you can broaden or deepen your knowledge or share your expertise with fellow students. The choice of academic courses is very diverse, ranging from Law, Big Data, Languages and Linguistics to Maths and Natural Sciences, Biology, Biomedical…
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Synthetic peptides as tools in chemical immunology
This thesis has described novel synthetic methods to produce a variety of (glyco)peptides and their application in the study of various immunological processes.
- Van Darwin tot DNA
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Human Evolution
This multidisciplinary minor provides students with knowledge on how and why humans became the way they are. The minor focuses on the evolution of the species Homo sapiens from other hominin lineages and animal ancestors, and on the various factors shaping this process. Not only is human evolution of…
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Sustainable Chemistry and Biotechnology
If mankind wants to survive into the 22nd century, we will need to change the way we live drastically. The human impact on our planet is everywhere, we are changing the atmosphere, the oceans and the land, leading to global warming, climate change, loss of biodiversity and pervasive pollution. There…
- Onderzoeksfaciliteiten
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Geert de Snoo
Wiskunde en Natuurwetenschappen
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Anugrah Anugrah Aditya Budiarsa
Wiskunde en Natuurwetenschappen
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Jesse Ouwehand
Wiskunde en Natuurwetenschappen
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Dirk-Jan Kok
Wiskunde en Natuurwetenschappen
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Niels van der Windt
Wiskunde en Natuurwetenschappen
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De Ethiopische wolf: gerespecteerd én bedreigd door lokale veehouders
De zeldzame Ethiopische wolf komt steeds vaker in aanvaring met lokale veehouders. Promovendus Girma Eshete zocht naar manieren om het elegante beest te redden van de ondergang. Promotie op 5 september.
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Systems biology as a compass to understand cancer-immune interactions in humans
Promotie
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Duurzame toekomst
Hoe kunnen we onze maatschappij zo inrichten dat de wereld leefbaar blijft voor onszelf en al het andere leven om ons heen? Aan dat vraagstuk werken Leidse wetenschappers samen vanuit allerlei disciplines, van biologie tot datawetenschap en van milieueconomie tot archeologie.
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Onderzoek
Steden, Voedsel, Water, Biodiversiteit, Bronnen en Energie: dit zijn de belangrijkste onderzoeksthema’s voor het CML. Ons doel is altijd om wereldwijd voorop te lopen in ons vakgebied. En echte impact te hebben met onze onderzoeksprogramma’s.
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Volatile compounds from Actinobacteria as mediators of microbial interactions
Streptomyces are bacteria abundant in soil that participate in diverse and complex interactions. These bacteria are the main producers of the antibiotics we currently use in the clinic.
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PNEC-pro
PNEC-pro is a user-friendly screening tool for professionals dealing with the assessment of surface water quality. The tool calculates local, watertype specific no-effect concentrations (PNEC) of copper, lead, nickel and zinc based on biotic ligand models (BLMs).
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Analysis of the angucycline biosynthetic gene cluster in Streptomyces sp. QL37 and implications for lugdunomycin production
Streptomyces bacteria are a valuable source of natural products, many of which are used in the clinic or in biotechnology.
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Optical properties of DNA-hosted silver clusters
Promotor: D. Bouwmeester, Co-promotor: D. Kraft
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Coiled-coils on lipid membranes: a new perspective on membrane fusion
Promotor: J.G.E.M. Fraaije, Co-Promotor: A. Kros
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Analysis and Stochastics
The research of the Applied Mathematics cluster is concerned with such diverse topics as dynamical systems, representation theory, differential equations and pattern recognition.
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Dynamic organization of bacterial chromatin by DNA bridging proteins
Bacteria often experience external challenges, such as changes in environmental conditions or attacks by bacteriophages.
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Towards Optical Detection of a Single Electron
Single-molecule spectroscopy has become a powerful method for using organic fluorescent molecules in numerous applications.
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Biophysical characterization of membrane protein-small molecule interactions
Promotor: Prof.dr. M. Ubbink
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Orchid mycorrhizal interactions: evolutionary trajectories and ecological variations
The mycorrhizal symbiosis is among the most widespread species interactions on Earth. This thesis focuses on orchid mycorrhiza, a unique mycorrhizal type that has caught scientists’ attention for centuries.
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Random walks and the contact process
Promotores: W. Th. F. den Hollander, M.O. Heydenreich
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Mitochondria in chemical-induced toxicity
Chemical-induced organ toxicity is a major concern in the development and use of chemicals, including drugs, pesticides, industrial chemicals and cosmetics. In the last decades, the onset and progression of chemical-induced organ toxicity has been linked amongst others to perturbation of mitochondri…
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Dynamics of coupled quantum systems
Thermodynamics is one of the founding scientific pillars that has helped us better understand heat engines, biology, ecosystems, and even black holes. While it fundamentally describes large systems by examining the bulk behavior of their constituents, it is anchored in the statistical equivalence of…
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eV-TEM: Transmission Electron Microscopy with few-eV Electrons
Electron microscopy has become an extremely important techniquein a wide variety of elds.