1,221 zoekresultaten voor “chemistry weapons en ethics” in de Publieke website
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Metabolic signatures in nutrition and health: short-term diet response, sexual dimorphism and hormone chronobiology
The power of personalized nutrition lies in being able to conduct clinical research on healthy people while capturing metabolic markers sensitive to the impact of environmental and metabolic stressors (e.g. diet, changing sex hormones and the menstrual cycle).
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Molecules during stellar formation and death
Promotor: Prof.dr. E. F. van Dishoeck
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Optical properties of DNA-hosted silver clusters
Promotor: D. Bouwmeester, Co-promotor: D. Kraft
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Surface-structure dependence of water-related adsorbates on platinum
Promotor: M.T.M. Koper, Co-promotor: J.B.F. Juurlink
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Software developments in automated structure solution and crystallographic studies of the Sso10a2 and human C1 inhibitor protein
Promotor: Prof.dr. J.P. Abrahams, Co-Promotor: N.S. Pannu
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The formation of complex organic molecules in dense clouds-Sweet results from laboratory
Large areas of space are filled by molecular clouds that consist of gas and dust grains that are the remnants of dead stars. When these clouds start collapsing, the decreasing temperature and increasing density cause gas particles to start accreting onto dust grain surfaces.
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Surface Temperature and the Dynamics of H2 on Cu(111)
Heterogeneous catalysis is one of the fundamental processes of modern life, being common in industrial refinery and hydrogen vehicles, all the way to the living cell. The dissociation of H2 on Cu(111) is an important benchmark system for studying heterogeneous catalysis, with a large and varied amount…
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Impact of plant hormones on growth and development of actinobacteria
Plants are colonized by an astounding number of microorganisms that can provide different life-support functions, including nutrient acquisition and protection against (a)biotic stresses like drought or pathogen attack.
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Development of highly accurate density functionals for H2 dissociation on transition metals
Metals surfaces form a group of effective catalysts for the reaction of small molecules such as hydrogen (H2).
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Design, synthesis and application of paramagnetic probes for protein structure studies
The main subject of this thesis is the design and synthesis of paramagnetic molecules for protein studies with NMR and EPR spectroscopy.
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Novel detectors and algorithms for electron nano-crystallography
Promotor: Prof.dr. J.P. Abrahams, Prof.dr. M. van Heel
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Rationally designed peptide based functional biomaterials
Promotor: Prof.dr. J.G.E.M. Fraaije, Co-promotor: A. Kros
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Inextricable ties between chemical complexity and dynamics of embedded protostellar regions
Promotor: E. F. van Dishoeck, Co-promotor: C. Walsh
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High-Tech Innovation Specialisation - Online Information Event
Studievoorlichting
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Synthetic Study on ADP-ribosylation
This Thesis focuses on the design and synthesis of ADP-ribosylated compounds that can be applied in biological studies.
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How Electrostatic Interactions Drive Nucleosome Binding of RNF168 & PSIP1
The studies presented in the work show the potential of the integrative use of biophysical data in defining the structural basis of protein interactions.
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Lava worlds: characterising atmospheres of impossible nature
Over the last three decades, the discovery of exoplanets has revealed the boundless variety of worlds beyond our own Solar System. Majority of planetary systems contain short-period planets that are larger than Earth but smaller than Neptune.
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Amber VermuntFaculteit der Wiskunde en Natuurwetenschappen
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Marijana VujosevicFaculteit der Geesteswetenschappen
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Kersverse hoogleraar Gerard van Westen wil grenzen doorbreken
Kersverse hoogleraar Gerard van Westen werkt op het snijvlak van kunstmatige intelligentie en medicijnontwikkeling. Voor de nieuwe leerstoel Artificial Intelligence and Medicinal Chemistry zet hij computermodellen in om medicijnontwikkeling efficiënter te maken. ‘ Ons ultieme doel is een virtuele mens…
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Virtual Launch Medieval Murder Maps (Online, 28 september)
On 28 September, the Medieval Murder Maps website will be shared publicly for the first time. The makers have used fourteenth-century coroners' rolls to map the homicides in three medieval towns: London, York, and Oxford. These digital maps are interactive and come with podcasts of interesting cases,…
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versatility of asymmetric aminoethyl-tetrazines in bioorthogonal chemistry
Promotie
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Staff Alliance for Equity
De Staff Alliance for Equity (SAFE) is een bottom-upplatform dat openstaat voor medewerkers op alle niveaus, ongeacht hun contractuele status. De aanwezigheid en activiteiten van SAFE versterken onze toewijding aan de Gedragscode van de Faculteit Governance and Global Affairs, die ‘alle studenten en…
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Business & Human Rights
Duurzaamheid is een van de centrale aandachtspunten van de Universiteit Leiden en speelt een steeds grotere rol binnen het onderwijs en onderzoek van de Faculteit der Rechtsgeleerdheid. Binnen deze context levert de afdeling Sociaal Recht een belangrijke bijdrage aan het debat en onderzoek rondom Business…
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Ethiek: hoe edelmoedig moet een zelfrijdende auto zijn?
Intelligente apparaten zullen ook ethische beslissingen gaan nemen. Mag een zelfrijdende auto voetgangers overrijden om de inzittenden te redden van een frontale botsing? Mag een onderhandelings-app stress in de stem van de tegenpartij detecteren? En wie bepaalt of dit mag, de gebruiker, de maker of…
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Taking control of charge transfer: strategic design for solar cells
Promotor: Huub J.M. de Groot, Co-promotor: Francesco Buda
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Synthesis of phosphodiester-containing bacterial cell wall components: teichoic acids, capsular polysaccharides and phosphatidyl glycerol analogues
Promotor: G.A. van der Marel, Co-promotor: J.D.C. Codée
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Exploring big data approaches in the context of early stage clinical
Als gevolg van de grote technologische vooruitgang in de gezondheidszorg worden in toenemende mate gegevens verzameld tijdens de uitvoering van klinische onderzoeken.
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Microscopy and Spectroscopy on Model Catalysts in Gas Environments
In surface science there is great effort to move from studying simple, flat model surfaces in vacuum to investigating more complex model catalysts in gas environments (in situ). This thesis gives three examples of such studies using microscopy and spectroscopy.
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Biophysical characterization of membrane protein-small molecule interactions
Promotor: Prof.dr. M. Ubbink
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Poprhyrin-based metal-organic frameworks for the electrochemical oxygen reduction reaction
Hydrogen peroxide (H2O2) is an important bulk chemical that is used in various industrial processes. More than 95% of the H2O2 used in industry is made via the anthraquinone process during which a large amount of energy is going to waste.
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Allosteric modulation by sodium ions and amilorides of G protein-coupled receptors
Promotor: A.P. IJzerman
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De verzamelwoede van Martinus van Marum (1750-1837) en de ouderdom van de aarde
Promotor: F.J. van Lunteren, E. Jorin
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To explore the drug space smarter: Artificial intelligence in drug design for G protein-coupled receptors
Over several decades, a variety of computational methods for drug discovery have been proposed and applied in practice. With the accumulation of data and the development of machine learning methods, computational drug design methods have gradually shifted to a new paradigm, i.e. deep learning methods…
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Zipping into Fusion
Promotor: Prof.dr. J.G.E.M. Fraaije, Co-promotor: A. Kros
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Accelerating the Photocatalytic Water Splitting in Catalyst−Dye Complexes
As a virtually inexhaustible source, solar energy plays a major role in future global energy scenarios.
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Allosteric modulation and ligand binding kinetics at the Kv11.1 channel
Promotor: Prof.dr. A.P. IJzerman, Co-Promotor: L.H. Heitman
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Deciphering the complex paramagnetic NMR spectra of small laccase
Multicopper oxidase, laccase, can efficiently reduce oxygen to water and are mostly used in the enzymatic biofuel cells.
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Self adjuvanting immunopeptides: Design and synthesis
Chapter 2 describes a post-synthetic methodology to introduce a fluorescent label in highly lipophilic, Pam3Cys based conjugates.
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Planning
Het Gorlaeus Gebouw wordt in drie fasen gerealiseerd. Het nieuwe gebouw is medio 2028 helemaal gereed.
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Improvisations in phototrophy
Microbial rhodopsins are photosensitive pigments implemented in the growth and adaptation of a large population of microorganisms.
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Structural characterization of bacterial proteins involved in antibiotic resistance and peptidoglycan biosynthesis
This thesis describes the structural and biochemical characterization of the β-lactamase BlaC from Mycobacterium tuberculosis (Mtb), and the Alr and YlmE proteins from Streptomyces coelicolor A3(2).Mtb is the main cause of tuberculosis.
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Heterogenized molecular (pre)catalysts for water oxidation and oxygen reduction
Before the large scale use of renewable energy sources can be implemented in our society, the storage of electrical energy needs to be tackled. Storage the energy as hydrogen via the reduction of protons is a good option.
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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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Monitoring Alzheimer's disease in transgenic mice with ultra high field magnetic resonance imaging
Promotor: Prof.dr. H.J.M de Groot, Co-Promotor: A. Alia
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The heart of oxygenic photosynthesis illuminated
Promotor: Prof.dr. H.J.M de Groot, Co-Promotor: A. Alia
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Photocatalytic redox reactions at the surface of liposomes
Promotor: Prof.dr. E. Bouwman, Co-promotor: S. Bonnet
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Clavis Aurea? Structure-enabled approaches of identifying and optimizing GPCR ligands
Promotores: A.P. IJzerman, H.W.T. van Vlijmen
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Development of kinase inhibitors and activity-based probes
Promotor: H.S. Overkleeft, J. Neefjes, Co-promotor: M. van der Stelt
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Towards photo-CIDNP MAS NMR as a generally applicable enhancement method
Promotores: Prof.dr. H.J.M. de Groot, Prof.dr. J. Matysik (Universitaet Leipzig)