Promotor: Prof.dr. M. Ubbink, Co-promotor: G. Siegal

How can we quantify the density of species within a community through environmental DNA concentrations?

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).

Promotor: Carel J. ten Cate, Co-Promotor: Hans W. Slabbekoorn

Promotor: E. Gittenberger, Co-promotor: B.W. Hoeksema

Does roadside management in the mid-west USA increase invertebrate diversity similar to practices in Europe?

Promotor: G.R. de Snoo, W. Kustiawan, Co-promotor: H.H. de Iongh

Promotor: Prof.dr. H.J.M de Groot, Co-Promotor: A. Alia

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.

CrO2, a half-metal ferromagnet, has shown great promise for superconducting spintronics applications for nearly two decades.

Ter ere van 10 samenwerking tussen Kenya Wildlife Service en de Universiteit Leiden bezocht een Leidse delegatie Nairobi National Park. Een nieuwe leeuw kreeg hierbij een halsband en de naam Karel.

The complexity of an intelligence problem determines to a great extent the certainty that can be provided by intelligence and security services.

De oliepijplijn in Dakota, de verbreding van de snelweg bij Stonehenge, de aanleg van stuwdammen in Turkije en Irak: de kranten en social media staan vol met alarmerende berichten over bedreigingen van erfgoed door grootschalige bouwactiviteiten. Erfgoedexperts van de Universiteit Leiden promoten de…

Samen met Career Services komt u als werkgever gemakkelijk in contact met studenten en jonge alumni die een stageplek, bijbaan of starterfunctie zoeken.

Comparing the global warming potential (GWP) of the service provided by an iRex Digital Reader to the same service provided by an office printer using a scanning LCA.

Lysosomal storage disorders (LSDs) are a group of orphan diseases characterized by lysosomal dysfunction or impaired lysosomal catabolism and affect collectively about 1 in 5000 live births.

The study of orchid flowers, fruits, and inflorescences is crucial due to the remarkable diversity of orchid species and their unique adaptations to pollinators and seed dispersers. However, our understanding of the evolution and development of these organs within the orchid family remains limited.

Circumstellar discs are the reservoirs of gas and dust that surround young stars and have the potential to become planetary systems.

As a non-invasive genetic method, eDNA based approaches have become an important component of ecologists' and environmental managers' toolkits for biomonitoring in conservation and an increasingly important source of ecological knowledge.

Het Bestuursbureau ondersteunt het College van Bestuur en draagt zorg voor de beleids- en besluitvorming.

De Studenten Loopbaan Service doet om de paar jaar onderzoek naar de kansen van studenten op de arbeidsmarkt. Uit het arbeidsmarktonderzoek uit 2012 bleek dat studenten met relevante werkervaring doorgaans sneller aan een baan komen. Maar wat is die ‘relevante werkervaring’ dan precies?

Machine Learning is becoming a more and more substantial technology for industry.

De arbeidsmarkt is de afgelopen decennia sterk veranderd en meer flexibel en digitaal geworden. De Universiteit Leiden wil haar studenten voorbereiden op een loopbaan waarin flexibiliteit, veerkracht en aanpassingsvermogen essentieel zijn. Zij heeft in haar onderwijsvisie de ambitie uitgesproken om…

De traditionele scheiding van leeuwen in een Afrikaanse en een Aziatische ondersoort is onterecht, zegt bioloog Laura Bertola. In Afrika leven twee ondersoorten. Promotie 18 maart.

Growth and development affect the metabolism of drugs administered to neonates, infants, and children.

This thesis studied in depth the energy use and CO2 emissions of the industrial sector in China.

Promotor: Prof.dr. G.R. de Snoo, Co-promotor: R. Heijungs

This thesis manuscript explores the use of video games as tools for conceptual exploration and academic research.

Promotor: B. van de Water

This thesis describes the synthesis and biological evaluation of TLR2/6, TLR4, TLR7/8 and TLR9 ligands, of which the activity can be conditionally controlled.

Mechanical forces are known to play an important role in bacterial colonies. In this dissertation, we study the self-organization at various stages of growing bacterial colonies, and focus on the mechanical effects of cell growth.

A large diversity of exoplanetary systems has been found, but it is still unclear what drives this diversity.

This thesis pioneers diatom molecular identification and quantification through genome-scale methods, with four key aims: (i) reviewing DNA/RNA sequencing methods in aquatic biomonitoring to highlight their strengths and limitations;

How can prospective LCA be streamlined in a way that its practical application in research and technology development increases?

Hoe kunnen partijverboden gerechtvaardigd worden? Welke partijen zijn in Europa eigenlijk verboden – en waarom? Werken weerbare democratie-maatregelen? En ontstaat er een internationaalrechtelijk concept van weerbare democratie?

The availability of indicators based on social media has opened the possibility to track the online interactions between social media users and scholarly entities.

Promotor: G.F.A. Kersten, W. Jiskoot, Co-promotor: B. Metz

Promotores: Prof.dr. G.W. Canters, Prof.dr. T.J. Aartsma

Promotor: A. Doelman, Co-promotor: J.D.M. Rademacher

Promotor: T. Hankemeier, Co-promotor: T.H. Reijmers

Promotores: C. J. ten Cate; M. A. Ainslie. Co-promotor: W. Slabbekoorn

Promotors: W. Jiskoot; G.J. Witkamp, Co-promotor: M.R. Nejadnik

Atherosclerosis is a progressive disease resulting in the formation of an arterial plaque. Despite lipid lowering, recurrent cardiovascular events remain a risk. While atherosclerosis is primarily lipid-driven, the immune system plays a critical role in the pathophysiology.