746 search results for “gene theory” in the Public website
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Deciphering fermionic matter: from holography to field theory
Promotor: K.E. Schalm, Co-promotor: S.S. Lee
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Politics of Withdrawal Media, Arts, Theory
'Politics of Withdrawal' considers the significance of practices and theories of withdrawal for radical thinking today.
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Conrad's Shadow Catastrophe, Mimesis, Theory
Western thought has often dismissed shadows as fictional, but what if fictions reveal original truths?
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Online Course Terrorism & Counterterrorism: Comparing Theory & Practice
This six-weeks online course delves into the research behind terrorism as it unpacks the assumptions and impacts of both terrorism and counterterrorism.
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International Humanitarian Law in Theory and Practice
The Summer School on International Humanitarian Law is designed by the Grotius Centre Kalshoven-Gieskes Forum on International Humanitarian Law. The announcement for the next edition is scheduled to take place in January 2025.
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Diego Garlaschelli Group - Econophysics and Network Theory
We study the structure, dynamics and physics of complex networks emerging from the intricate interconnectedness of the constituents of large systems.
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Memory: concepts and theory
The terms ‘social’ , ‘collective’ or ‘public’ memory, are often contrasted with ‘private’, ‘individual’ or ‘personal’ memory. All these terms derive from a fairly new and interdisciplinary scholarly field that is often referred to as ‘memory studies’, and that according to some critics has developed…
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Leiden researchers discover genes that affect spread of breast cancer
Researchers at Leiden University have mapped genes that cause breast cancer cells to migrate. The Leiden toxicologists Professor Bob van de Water, Dr Wies van Roosmalen, Dr Sylvia E. Le Dévédec and colleagues studied 1500 individual genes. They found eight, including the SRPK1 gene, that regulate the…
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Gauge theory and nematic order : the rich landscape of orientational phase transition
Promotor: J. Zaanen
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Landscape Theory: Post-68 Revolutionary Cinema in Japan
On the 28th of September Go Hirasawa successfully defended a doctoral thesis and graduated.
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Theory-enriched practical knowledge in mathematics teacher education
This study looks at the question of how and at what level students in primary teacher education can integrate theory and practice, and how the organisation of their learning environment, focusing especially on mathematics and pedagogy, can contribute to that.
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Longevity gene discovered in plants
Harvesting rice from the same field, without planting new rice plants? A discovery may bring this scenario closer. Leiden scientists have discovered a gene that allows annual plants to grow after flowering, instead of dying. Publication on 13 April in Nature Plants.
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Van Saarloos Group - Soft Matter Theory
The focus of our theoretical research is understanding the behaviour of soft condensed matter, physical matter which is deformed or structurally altered by thermal fluctuations or small stresses.
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Facing Authority. A Theory of Political Legitimacy
Political protest is often at least partially about the question of legitimacy. How can we distinguish whether a regime is legitimate, or merely purports to be so?
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Femke Bakker, Hawks and Doves: Democratic Peace Theory Revisited
Is there a causal mechanism underlying the decision to attack another country when on the brink of war? If so, does this mechanism differ between regime-types? Political scientist Femke Bakker (Leiden University) addresses this question from a political psychological and comparative perspective and…
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Advances in computational methods for Quantum Field Theory calculations
In this work we describe three methods to improve the performance of Quantum Field Theory calculations.
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Applied String Theory: Explaining Quantum Matter with Black Holes
Schalm
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Theory and practice of linguistic stylistics
The linguistic project constitutes the connection between the two other subprojects. It consists of two parts.
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International Criminal Law: From Theory To Practice
Organized by the Grotius Centre for International Legal Studies, this programme enables students and professionals from all over the world to engage in discussions on the prospects and challenges of international criminal justice. The announcement for the next edition is scheduled to take place…
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The Importance of Conspiracy Theory in Extremist Ideology and Propaganda
On 16 april 2020, Andrew Fink defended his thesis 'The Importance of Conspiracy Theory in Extremist Ideology and Propaganda'. The doctoral research was supervised by Prof. A. Ellian.
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Control theory methods for quantitative systems pharmacology models
Following their application to system biological models, control theory techniques have further potential to aid in the understanding and application of quantitative systems pharmacology models.
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Statistical physics and information theory for systems with local constraints
Systems with local constraints is a new finding in recent researches on complex systems. The heterogeneous spatial interactions and the temporal dependencies among those numerous units make it difficult to describe by traditional statistical physics.
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Novel approaches for direct exoplanet imaging: theory, simulations and experiments
The next generation of high-contrast imaging instruments on space-based observatories requires sophisticated wavefront sensing and control in addition to a high-performance coronagraph.
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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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The Ethos of Digital Environments: Technology, Literary Theory and Philosophy
While self-driving cars and autonomous weapon systems have received a great deal of attention in media and research, the general requirements of ethical life in today’s digitalizing reality have not been made sufficiently visible and evaluable.
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The Roots of Intentionality in Aristotle´s Theory of Psychology
The relevance of intentionality to the interpretation of Aristotle was first suggested by Brentano in his Psychology from an Empirical Standpoint. Here we take our starting point from Brentano and investigate how Brentano’s concept of intentionality is rooted in Aristotle.
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Phyto-pharmaceuticals and gene targeting
We exploit secondary metabolites of plant to develop pharmaceutical compounds and we genetically modify plant genomes to improve crops.
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Exploring novel regulators and enzymes in salicylic acid-mediated plant defense
Salicylic acid (SA) is a plant hormone, which is involved in the defense responses to pathogens and to abiotic stress, and in the regulation of plant growth and development.
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Modulation of plant chemistry by rhizosphere bacteria
Plant-microbe interaction resulted in different physio/chemical responses by host plant and interacting rhizobacteria.
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Non-linear astrochemical kinetics: theory and applications
This Thesis shows discoveries in non-linear astrochemical kinetics as well as a deeper analysis of dark clouds chemistry.
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New book: Theory and Practice of Public Sector Reform
The book offers different theoretical perspectives to help examine the process of public sector reform. In addition it gives an overview of the major trends in the core areas of the functioning of the public sector.
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Tracking genes to fight breast cancer
PhD student Esmee Koedoot studied the underlying processes responsible for metastases in a dangerous type of breast cancer. She hopes to find new possibilities to fight the disease. In December 2019 she obtained her doctorate cum laude.
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Geometric quadratic Chabauty and other topics in number theory
This thesis is is made of three parts. The first part describes a generalization of the Chabauty's method, that can be used to determine the rational points of a curve such that s+g>r+1, where g is the genusof the curve, r is the rank of the Mordell-Weil group of the jacobian of the curve and s is…
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Author, Reader, Book: Medieval Authorship in Theory and Practice
This collection brings into conversation several kinds of scholarship on medieval authorship which have tended to remain separate over the last two to three decades, a period of steadily increasing scholarly interest in this topic.
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Charlene Kalle
Science
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Luca Avena
Science
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Michael Keane
Science
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Floske Spieksma
Science
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Evgeny Verbitskiy
Science
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Extended Piano Techniques in Theory, History & Performance Practice
So-called
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Cognitive enhancement: Toward the integration of theory and practice
Cognitive enhancement reflects the use of any (legitimate) means such as for example food supplements to reach one’s personal best.
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Extended piano techniques : in theory, history and performance practice
Playing the piano with your forearm, plucking the strings, sawing through the piano: pianist Luk Vaes's doctoral dissertation covers all the techniques of play for which a piano is NOT designed. His defence ceremony will consist of three concerts and a public defence. 'Musicians were using the interior…
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‘Unimportant’ plant gene turns out to be essential
Leiden biologists have shown that a gene present in plants, animals and yeasts does play an important role in plants, although for years the gene was considered unimportant. It turns out the gene plays a crucial role in the development of vascular tissue in plants. Publication in Nature Plants on 11…
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Is it possible to avoid dehydration? Gene promotes wood formation
‘It was a discovery we did not expect,’ says Remko Offringa, professor of Plant developmental genetics. Today he publishes a new trait of a versatile gene in Current Biology: it makes the difference in plants between herbaceous and woody stem growth. A useful feature to prevent dehydration.
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Exploring Justice in Extreme Cases: Criminal Law Theory and International Criminal Law
On 12 mei 2020, Darryl Robinson defended 'Exploring Justice in Extreme Cases: Criminal Law Theory and International Criminal Law'. The doctoral research was supervised by Prof. C. Stahn.
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Biophysicists unravel exact folding of a single gene
The way genes are folded determines their activity in our body. Leiden biophysicists are now the first to unravel this structure molecule-by-molecule. Publication on December 1st in Nature’s Scientific Reports.
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National and international media attention for longevity gene
A publication in Nature Plants by a team of Leiden biologists has received national and international media attention. The researchers can have annuals flower multiple times thanks to a particular gene they discovered.
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Student hauls in NWO grant for research into 'rejuvenating gene'
Master's student Thalia Luden receives an NWO grant for her research proposal about a gene that brings flowering plants back into a growth phase. Companies in floriculture and vegetable seed breeding also contribute to the research.
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quantum butterfly effect in Black Holes and large N quantum field theories
Why do black holes emit thermal radiation? And how does a closed quantum system thermalize?
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Koenraad Schalm
Science