3,219 zoekresultaten voor “from neem 26 disinformation” in de Publieke website
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Multi-Biomarker Pharmacokinetic-Pharmacodynamic Relationships of Central Nervous Systems Active Dopaminergic Drugs
Discovery and development of Central Nervous System (CNS) drugs is hampered by high attrition rates.
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Linking the gene regulatory network with the functional physical structure of whole-genome engineered Arabidopsis mutants : an HR-MAS NMR-based
Climate change is a challenge for both current and future generations. New biological resources have to be developed in order to meet the demand for energy as well as the demand for food.
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Resolving the building blocks of galaxies in space and time
We investigate the buildup of galaxies from various vantage points. The first two chapters focus on the stellar content of galaxies, especially the distribution of stellar masses at birth and potential variations therein in various galactic environments.
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Designing 'context-specific' regional innovation policy: a study on the role of regional government in six European regions
Whilst government’s ability to design ‘context-specific’ regional innovation policy is generally assumed to depend on the region’s decision-making power, the aim of this study is to investigate how regional government matters. In order to open up the black box of policy design, the study develops a…
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The quantification of growth hormone secretion : application of model-informed drug development in acromegaly
Growth hormone profiles are pulsatile and highly variable between individuals, limiting the implementation of mathemathical models to quantify an individual's secretion.
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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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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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Heme biosynthesis and regulation in the filamentous fungus Aspergillus niger
Promotors: Prof.dr. P.J. Punt, Prof.dr. C.A.M.J.J. van den Hondel
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Data-Driven Risk Assessment in Infrastructure Networks
Leiden University and the Ministry of Infrastructure and Water Management are involved in a collaboration in the form of a research project titled 'Data-Driven Risk Assessment in Infrastructure Networks'
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The Weight of Nations
Material outflows from industrial economies.
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Understanding disease suppressive soils
Soil is a home for an unbelievable diversity and abundance of microbial life that is essential for supporting life on our planet.
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Cancer chess: molecular insights into PARP inhibitor resistance
The clinical potential of applying synthetic lethality to cancer treatment is famously demonstrated by the BRCA1/PARP1 paradigm: a tumor specific defect in BRCA1 – a component of the DNA double-strand break (DSB) repair pathway homologous recombination (HR) – results in a remarkable sensitivity to PARP1…
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Ecology of the Ethiopian wolf (Canis simensis Rüppell 1835) in a changing landscape: Human carnivore interactions in Afroalpine ecosystems of
Ethiopian wolves are endangered diurnal Afroalpine rodent hunters. I investigated the interaction between wolves, rodents and human land use in Borena Sayint National Park (BSNP), Abune Yosef and Aboi Gara in Ethiopia.
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CO2-Calculator
Development of GHG calculator for bio-electricity and heat.
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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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Improved Strategies for Distance Based Clustering of Objects on Subsets of Attributes in High-Dimensional Data
This monograph focuses on clustering of objects in high-dimensional data, given the restriction that the objects do not cluster on all the attributes, not even on a single subset of attributes, but often on different subsets of attributes in the data.
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Systemic Accountability of the European Border and Coast Guard
Op 11 november 2021 verdedigde Mariana Gkliati het proefschrift 'Systemic Accountability of the European Border and Coast Guard'. Het promotieonderzoek is begeleid door promotoren prof.dr. P. Rodrigues en prof.dr. L. Besselink (UvA).
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Focal-plane wavefront sensors for direct exoplanet imaging: Theory, simulations and on-sky demonstrations
One of the key limitations of the direct imaging of exoplanets at small angular separations are quasi-static speckles that originate from evolving non-common path aberrations (NCPA) to which the primary adaptive optics system is inherently blind. The main focus of this thesis is the development and…
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Accountable Artificial Intelligence: Holding Algorithms to Account
Artificial intelligence algorithms govern in subtle, yet fundamental ways, the way we live and are transforming our societies. The promise of efficient, low‐cost or ‘neutral’ solutions harnessing the potential of big data has led public bodies to adopt algorithmic systems in the provision of public…
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Improved hard real-time scheduling and transformations for embedded Streaming Applications
This thesis addresses the problem of designing performance and energy efficient embedded streaming systems, that is, systems which process a stream of input data coming from the environment and generate a stream of output data going into the environment.
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Towards controlled microneedle-mediated intradermal immunization
Traditionally, vaccines are administered intramuscularly using conventional hypodermic needles, which cause pain and distress. Microneedles are very short needles (smaller than 1 mm) that are practically invisible to the naked eye.
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Quantitative systems pharmacology modeling of biotherapeutics in oncology
In this thesis, mathematical modeling and simulation was applied as a tool to inform quantitative decision making in oncology drug discovery and development.
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Inhibitor Selectivity: Profiling and Prediction
Less than 1 in 10 drug candidates that enter phase 1 clinical trials actually gets approved for human use.
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Progressive Indexes
Interactive exploration of large volumes of data is increasingly common, as data scientists attempt to extract interesting information from large opaque data sets. This scenario presents a difficult challenge for traditional database systems, as (1) nothing is known about the query workload in advance,…
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Spatial populations with seed-bank
In populations with a seed-bank, individuals can temporarily become dormant and refrain from reproduction until they can become active again. The repository of all dormant individuals in the population is called the seed-bank. Seed-banks are observed in many taxa, including plants, bacteria and other…
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Effect of Nanoparticles on Microbial Catabolism and Community Structure using Biolog techniques
1. To what extent do metallic NPs added to soil extractions change the activity, abundance, or community composition of microbes? 2. How do the effects of metallic NPs on soil microbes differ from the effects of the ions shedding from corresponding NPs?
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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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spFRET studies of nucleosome dynamics modulated by histone modifications, histone variants and neighboring nucleosomes
Promotor: Prof.dr. T. Schmidt, Co-Promotor: S.J.T. van Noort
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Stable single molecules for quantum optics and all-optical switches
Promotor: Prof.dr. M.A.G.J. Orrit
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Evolution and development of orchid flowers and fruits
To gain more insight into the evolutionary development of orchid flowers and fruits, the orchid species Erycina pusilla was studied. The evolutionary origin of the median petaloid sepal, the callus on the labellum, and the stelidia was studied.
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Tuesday Talks
De maandelijkse dosis onderzoeksinspiratie van Leiden Science, van onze medewerkers, voor onze medewerkers en alle andere nieuwsgierigen. Op dinsdag 3 september geeft Ionica Smeets, hoogleraar wetenschapscommunicatie, een interessante lezing!
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Measuring gold molecular gas across cosmic time
Tracing the evolution of the molecular gas content in galaxies is critical for a complete understanding of galaxy formation and evolution, as it provides the direct fuel for star formation. Studies of high-redshift (z>1) molecular gas reservoirs, most commonly traced by carbon monoxide (CO), have seen…
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CFP Conference (Rome)
From 26 until 28 January 2022 an international conference will take place in Rome, entitled: "The Responsible Society in Early Modern Christianity". The conference aims to center on the question how the topic of social responsibility was dealt with in Early Modern Christianity (ca.1400-ca.1700). The…
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Management of Small-Scale Fisheries at the Elephant Marsh in Malawi
Wetlands provide many ecosystem goods and services which include fish production. The sustainability of small-scale fisheries (SSF) has received considerable attention in recent years because fish is one of the major sources of animal protein to a considerable fraction of the global population which…
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Reasoning about object-oriented programs: from classes to interfaces
Promotie
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Studie-informatie alle vakken
Onderstaand een overzicht van alle vakken die door de afdeling Economie worden verzorgd.
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Nieuwe master Governance of Sustainability: neem de toekomst in eigen hand
De nieuwe master Governance of Sustainability heeft als doel toekomstige veranderaars op te leiden, die de grote duurzaamheidsuitdagingen van de toekomst vanuit governance-perspectief durven aan te pakken.
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Benieuwd of multinationals wel eerlijk belasting betalen? Neem deel aan het wereldwijde debat!
Hoe betalen multinationals hun belasting (niet)? Je kunt het leren in een nieuwe online cursus van de afdeling Belastingrecht van de Universiteit Leiden: 'Taxation of Multinationals for Everyone'. Deze gratis cursus bouwt voort op het succes van de bekroonde cursus 'Rethinking International Tax Law'…
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Mansvelt Beck, ‘De tirannie van de redelijkheid’
Politiek filosoof Floris Mansvelt Beck (Instituut Politieke Wetenschap, Universiteit Leiden) pleit tegen de ‘morele zelfgenoegzaamheid van het weldenkende, alleszins redelijke, seculiere deel der natie’. Dit in antwoord op de vraag ‘Waar verzet jij je tegen?’ Onder die titel zijn de aversies gebundeld…
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Chemical tools to study the cannabinoid receptor type 2
The cannabinoid receptor type 2 (CB2R) is associated with several inflammatory diseases with an unmet medical need (e.g. Alzheimers, multiple sclerosis, reumatoid arthritis). Development of new chemical biology strategies to study this protein is essential to aid future development of drugs for these…
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Unveiling dark structures with accurate weak lensing
Improvements of weak gravitational lensing shape measurements are presented and some used for data analysis.
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Familie- en Vriendendag
Familie en vrienden van medewerkers van veel grote universitaire eenheden/faculteiten zijn welkom op deze dag, waar zij een kijkje achter de schermen krijgen.
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Multilevel governance and responses to the COVID-19 pandemic: a systematic literature review
Dit artikel geeft een overzicht van de literatuur over de effecten van multilevel governance (MLG) op de beleidsreacties van regeringen op Covid-19.
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All-gender toilet P.J. Veth
P.J. Veth, Nonnensteeg 1-3, 2311 VJ, Leiden
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Het programma van voorjaar 2025 groeit
Inmiddels zijn zo'n 15 series van het voorjaar bekend. Er komen er rond de 25.
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Sanne de Vet in de Volkskrant over afscheid nemen bij de opvang
Anna van den Breemer schrijft elke week in de Volkskrant over een alledaags opvoedkundig probleem waarvoor ze een oplossing zoekt. Deze keer is haar vraag: 'hoe voorkom je een huilpartij als je je kind wegbrengt naar de opvang?' Promovendus Sanne de Vet zegt hier op: ‘ ‘We weten uit onderzoek dat het…
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Role of near-surface environment in tuning electrochemical CO2 reduction reaction and H2 evolution reaction
This thesis has shed light on some of the ways in which the local electrolyte composition can differ from the bulk and how these changes in the local reaction environment can determine the activity and/or selectivity of two important electrocatalytic reactions, namely, electrochemical CO2 reduction…
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Florian Schneider
Gamic Learning in East Asian Studies - Wat kunnen spellen ons vertellen over de manier waarop mensen leren?
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Noisy Patterns: Bridging the gap between stochastics and dynamics
In this thesis, we study travelling waves in stochastic reaction-diffusion equations. We extend techniques from the deterministic theory for travelling waves to apply to the stochastic version, which allows us to compute the stochastic wave speed and shape, and draw conclusions on the stability of the…
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Towards the development of synthetic vaccines against tuberculosis
The research described in this Thesis was aimed at designing and synthesizing nature-inspired compounds as part of TB vaccine discovery.