This longitudinal study is focused on neurodevelopmental problems in young children with XXY, XXX and XYY, aged 1 to 6 years.

Practical information

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We translated the handbook of Virginia Isaac Cover for the Dutch and Vlemish population: Growing Up with Klinefelter's Syndrome (47, XXY), Trisomy X (47,XXX) and 47, XYY. It is meant for parents and caregivers of children and adolescenten with an extra X or Y chromosome, for adults with an extra X or…

Both psoriasis and atheroslcerosis are diseases characterized by a chronic and systemic inflammatory profile with local lipid disturbances that alter the barrier function of the skin (psoriasis) and cause the development of atherosclerotic plaques (atherosclerosis).

The multidisciplinary team of researchers, clinicians and medical practitioners within TRIXY ensures that important knowledge is gathered about vulnerabilities in individuals with an extra X or Y chromosome, in the field of physical, neurocognitive, emotional and social development, and risk for learning…

Perspectives on Terrorism 2016

TRIXY is a national Center of Expertise, in which clinical professionals and expert researchers work together to improve knowledge and clinical care for children with X and Y chromosome trisomies.

The Leiden Institute of Education and Child Studies aims to conduct high-quality research that addresses major social issues. This inspires its BSc, MSc and PhD programmes.

The group Clinical Neurodevelopmental Studies has expertise in individual differences in child development, in particular the development of psychopathology, ranging from mild to severe neurodevelopmental disorders. Focus is on etiology, developmental course, diagnosis, prevention and treatment of neurodevelopmental…

Source: Biochem Pharmacol, Volume 95, Issue 4, pp. 290-300 (2015)

Bart Schuurman, Assistant Professor at the Institute of Security and Global Affairs, discusses the development of the exchange of letters between Mohammed B. and ‘prisoner X’ and the usefulness of a separate terrorist department.

If X is a locally compact Hausdorff space, then a representation of the complex C* algebra C_0(X) on a Hilbert space $H$ is given by a spectral measure that takes its values in the orthogonal projections on $H$.

The role of language in self-regulation and social behavior in children with an extra X chromosome

Verbal compounds abound in Hausa (a Chadic language).

Promotor: H.W. Lenstra

Description of Effects of glufosinate-ammonium on off crop vegetation.

This work is dedicated to interpreting in cohomological terms the special values of zeta functions of arithmetic schemes.

What is the difference between a minister saying that something is possible or that it is not impossible ?

Brain development in children with an extra X chromosome as compared to children with autism: evidence from MRI

The dance studio is a space of 7 x 10 m, with wooden floor and barre. Music system available Cost of rental studios: Students*: € 10,- per uur Employees UL: € 20,- per hour Others: € 30,- per uur (a daypart of 4 hours zost € 95, a daypart of 8 hours cost € 175 ) * Student are Students from…

Rembrandt painted the portraits of more Leiden alumni than we can show in the route. Discover who else posed for Rembrandt.

To an algebraic curve C over the complex numbers one can associate a non-negative integer g, the genus, as a measure of its complexity.

The music studio is a multipurpose room measuring 9.4 x 8.9 m, with marmoleum on the floor and 40 chairs. Music system and piano available. Cost of rental studios: Students*: € 10,- per uur Employees UL: € 20,- per hour Others: € 30,- per uur (a daypart of 4 hours zost € 95, a daypart of 8 hours…

The theater studio is a multifunctional space of 9.4 x 8 m, with wooden floor, mirrors and curtains. Music system and piano available. Cost of rental studios: Students*: € 10,- per uur Employees UL: € 20,- per hour Others: € 30,- per uur (a daypart of 4 hours zost € 95, a daypart of 8 hours cost…

Promotor: Prof.dr. M. de Jong, Co-Promotor: Dr. A.J. Heijboer

This thesis consists of five chapters on how to construct prediction sets for different types of data and models in a parametric or nonparametric Bayesian paradigm.

The Science Council is an advisory committee to the Board of the Institute and consists of the full and associate professors of the Institute.

Promotor: Prof.dr. P. Stevenhagen, Jan-Hendrik Evertse, Co-promotor: Pascal Autissier

Source: Mol Psychiatry (2015)

We study the link between the acoustic, behavioral and physiological health of birds and prominent pollution factors. We aim to explore causation through experimental studies on detrimental factors like traffic noise, particulate matter and chemical toxins. Our primary target is scientific progress…

Lecture

The programme group Research Methods and Statistics has a broad orientation on research. It offers support to researchers from a variety of research projects within Education and Child Studies.

In meta-analysis, heterogeneity often exists between studies. In such cases, it is essential to investigate the sources of heterogeneity and understand the relationship between effect size and study characteristics (i.e., moderators).

The Leiden Institute of Advanced Computer Science (LIACS) of Leiden University proudly establishes the Blaise Pascal chair. The chair applies for one year and is meant to strengthen the cooperation of the Leiden computer science research with foreign institutes.

This thesis revolves around the electronic spectroscopy of molecules in the laboratory and the search for the carriers of the diffuse interstellar bands (DIBs).

Promotor: E. Bouwman, Co-Promotor: S. Bonnet

ASLU 16

Due to the fact that the Frisian lands lacked major political centers in the Middle Ages and also because most of its monasteries suffered complete destruction in the second half of the 16th century, relatively few written documents concerning medieval Frisian history have survived. To analyze them…

Supervisor: P.J.J. Hooykaas

Heritage Quest citizen scientists conduct research in two ways: online and in the field. Online, from their own home, they inspect elevation maps for traces of archaeological heritage.

Brownian motion is the random motion of (colloidal) particles due to collisions with the atoms and molecules of the solvents, which are moving due to temperature.

The Graduate School of Science has a centuries-old tradition in cutting edge education and research in science.

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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.

Promotor: Prof.dr. E. F. van Dishoeck, Co-promotor: A. N. Heays