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Researcher
Kristel Van Steen
Profile
Projects
Publications
Activities
Awards & Distinctions
154
Results
2019
Comparative performances of machine learning methods for classifying Crohn Disease patients using genome-wide genotyping data
Alberto Romagnoni
Simon Jégou
Kristel Van Steen
Gilles Wainrib
Jean-Pierre Hugot
the International Inflammatory Bowel Disease Genetics Consortium (IIBDGC)
Harald Peeters
Debby Laukens
A1
Journal Article
in
SCIENTIFIC REPORTS
2019
2018
Male-specific epistasis between WWC1 and TLN2 genes is associated with Alzheimer's disease
Elena S Gusareva
Jean-Claude Twizere
Kristel Sleegers
Pierre Dourlen
Jose F Abisambra
Shelby Meier
Ryan Cloyd
Blaine Weiss
Bart Dermaut
Kyrylo Bessonov
et al.
A1
Journal Article
in
NEUROBIOLOGY OF AGING
2018
2017
Specific members of the predominant gut microbiota predict pouchitis following colectomy and IPAA in UC
Kathleen Machiels
João Sabino
Leen Vandermosten
Marie Joossens
Ingrid Arijs
Magali de Bruyn
Venessa Eeckhaut
Gert Van Assche
Marc Ferrante
Jan Verhaegen
et al.
A1
Journal Article
in
GUT
2017
2016
Genome-wide copy number variation scan identifies complement component C4 as novel susceptibility gene for Crohn's disease
Isabelle Cleynen
Peter Konings
Caroline Robberecht
Debby Laukens
Leila Amininejad
Emilie Théâtre
Kathleen Machiels
Ingrid Arijs
Paul Rutgeerts
Edouard Louis
et al.
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2016
2015
High-density mapping of the MHC identifies a shared role for HLA-DRB1⋆01:03 in inflammatory bowel diseases and heterozygous advantage in ulcerative colitis
Philippe Goyette
Gabrielle Boucher
Dermot Mallon
Eva Ellinghaust
Luke Jostins
HaiLiang Huang
Stephan Ripke
Elena S Gusareva
Vito Annese
Stephen L Hauser
et al.
A1
Journal Article
in
NATURE GENETICS
2015
2014
A comparison of multivariate genome-wide association methods
Tessel E Galesloot
Kristel Van Steen
Lambertus ALM Kiemeney
Luc L Janss
Sita H Vermeulen
A1
Journal Article
in
PLOS ONE
2014
Active PAI-1 as marker for venous thromboembolism : case-control study using a comprehensive panel of PAI-1 and TAFI assays
Lize Bollen
Marijke Peetermans
Miet Peeters
Kristel Van Steen
Marc F Hoylaerts
Paul J Declerck
Peter Verhamme
Ann Gils
A1
Journal Article
in
THROMBOSIS RESEARCH
2014
Association of IL33-IL-1 receptor-like 1 (IL1RL1) pathway polymorphisms with wheezing phenotypes and asthma in childhood
Olga E Savenije
Jestinah M Mahachie John
Raquel Granell
Marjan Kerkhof
F Nicole Dijk
Johan C de Jongste
Henriette A Smit
Bert Brunekreef
Dirkje S Postma
Kristel Van Steen
et al.
A1
Journal Article
in
JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY
2014
Behind the (impedance) baseline in children
S Salvatore
A Salvatoni
Kristel Van Steen
D Ummarino
B Hauser
Y Vandenplas
A1
Journal Article
in
DISEASES OF THE ESOPHAGUS
2014
Discovering main genetic interactions with LABNet LAsso-Based Network Inference
Francesco Gadaleta
Kristel Van Steen
A1
Journal Article
in
PLOS ONE
2014
Disease severity after 3 years of treating newly diagnosed pediatric Crohn's disease patients (The Belcro cohort)
Elisabeth De Greef
Jestinah Mahachie John
Ilse Hoffman
Françoise Smets
Stephanie Van Biervliet
Patrick Bontems
Isabelle Paquot
Philip Alliet
Kristel Van Steen
Gigi Veereman
C3
Conference
2014
Genetic and microbial factors modulating the ubiquitin proteasome system in inflammatory bowel disease
I Cleynen
E Vazeille
M Artieda
HW Verspaget
M Szczypiorska
MA Bringer
PL Lakatos
F Seibold
K Parnell
RK Weersma
et al.
A1
Journal Article
in
GUT
2014
Genome-wide association interaction analysis for Alzheimer's disease
Elena S Gusareva
Minerva M Carrasquillo
Celine Bellenguez
Elise Cuyvers
Samuel Colon
Neill R Graff-Radford
Ronald C Petersen
Dennis W Dickson
Jestinah M Mahachie John
Kyrylo Bessonov
et al.
A1
Journal Article
in
NEUROBIOLOGY OF AGING
2014
Neutrophil gelatinase B-associated lipocalin and matrix metalloproteinase-9 complex as a surrogate serum marker of mucosal healing in ulcerative colitis
M de Bruyn
I Arijs
WJ Wollants
K Machiels
Kristel Van Steen
G Van Assche
M Ferrante
P Rutgeerts
S Vermeire
G Opdenakker
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2014
Practical aspects of genome-wide association interaction analysis
Elena S Gusareva
Kristel Van Steen
A1
Journal Article
in
HUMAN GENETICS
2014
Predominant gut microbiota predict pouchitis following colectomy and IPAA in ulcerative colitis
Kathleen Machiels
Marie Joossens
Ingrid Arijs
Isabelle Terrasson
Vera Ballet
Marc Ferrante
Jan Verhaegen
Kristel Van Steen
Anthony de Buck van Overstraeten
Albert M Wolthuis
et al.
C3
Conference
2014
Risk of malignancies in patients with inflammatory bowel disease treated with thiopurines or anti-TNF alpha antibodies
F Beigel
A Steinborn
F Schnitzler
C Tillack
S Breiteneicher
JM John
Kristel Van Steen
RP Laubender
B Goke
J Seiderer
et al.
A1
Journal Article
in
PHARMACOEPIDEMIOLOGY AND DRUG SAFETY
2014
The Belgian Registry of Pediatric Crohn's disease (BELCRO) : growth status after 3 year follow up
E De Greef
J Mahanchie
I Hoffman
F Smets
Stephanie Van Biervliet
P Bontems
P Alliet
I Paquot
Kristel Van Steen
G Veereman-Wauters
C3
Conference
2014
2013
A novel integrated framework for rare variant analysis
R Fouladi
K Bessonov
F Van Lishout
J Moore
Kristel Van Steen
C3
Conference
2013
A robustness study of parametric and non-parametric tests in model-based multifactor dimensionality reduction for epistasis detection
JMM John
F Van Lishout
ES Gusareva
Kristel Van Steen
A1
Journal Article
in
BIODATA MINING
2013
An efficient algorithm to perform multiple testing in epistasis screening
F Van Lishout
JMM John
ES Gusareva
V Urrea
I Cleynen
E Theatre
B Charloteaux
ML Calle
L Wehenkel
Kristel Van Steen
A1
Journal Article
in
BMC BIOINFORMATICS
2013
EU Pancreas : an integrated European platform for pancreas cancer research : from basic science to clinical and public health interventions for a rare disease
R Milne
C La Vecchia
Kristel Van Steen
S Hahn
M Buchholz
E Costello
I Esposito
JD Hoheisel
B Lange
N Lopez-Bigas
et al.
A1
Journal Article
in
PUBLIC HEALTH GENOMICS
2013
Esophageal impedance baseline is age dependent
S Salvatore
A Salvatoni
M Van Berkel
Kristel Van Steen
D Unmarino
A Ghanma
B Hauser
Y Vandenplas
A1
Journal Article
in
JOURNAL OF PEDIATRIC GASTROENTEROLOGY AND NUTRITION
2013
Familial aggregation in the response to anti-TNF in inflammatory bowel disease patients
T Billiet
I Cleynen
V Ballet
M Ferrante
Kristel Van Steen
PJ Rutgeerts
S Vermeire
C3
Conference
2013
Genetic association and functional role of Crohn disease risk alleles involved in microbial sensing, autophagy, and endoplasmic reticulum (ER) stress
E Hoefkens
K Nys
JM John
Kristel Van Steen
I Arijs
J Van der Goten
G Van Assche
P Agostinis
P Rutgeerts
S Vermeire
et al.
A1
Journal Article
in
AUTOPHAGY
2013
Genetic variations in toll-like receptor pathway and lung function decline in Cystic Fibrosis patients
Filomeen Haerynck
JM Mahachie John
Kristel Van Steen
Petra Schelstraete
Sabine Van daele
Bart Loeys
Mira Van Thielen
I De Canck
Lieve Nuytinck
Frans De Baets
A1
Journal Article
in
HUMAN IMMUNOLOGY
2013
Haplotype information combined with iterative pruning PCA (ipPCA) to improve population clustering
K Chaichoompu
R Fouladi
P Wangkumhang
A Wilantho
W Chareanchim
A Sakuntabhai
S Tongsima
Kristel Van Steen
C3
Conference
2013
Integration analysis of 'OMICS' data using penalized regression methods : an application to bladder cancer
S Pineda
N Malats
Kristel Van Steen
C3
Conference
2013
Large sample size, wide variant spectrum, and advanced machine-learning technique boost risk prediction for inflammatory bowel disease
Z Wei
W Wang
J Bradfield
J Li
C Cardinale
E Frackelton
C Kim
F Mentch
Kristel Van Steen
PM Visscher
et al.
A1
Journal Article
in
AMERICAN JOURNAL OF HUMAN GENETICS
2013
Molecular reclassification of Crohn's disease : a cautionary note on population stratification
Baerbel Maus
Camille Jung
Jestinah M. Mahachie John
Jean-Pierre Hugot
Emmanuelle Genin
Kristel Van Steen
A1
Journal Article
in
PLOS ONE
2013
Neutrophil gelatinase B-associated lipocalin-matrix metalloproteinase-9 (NGAL-MMP-9) complex as a surrogate serum marker for mucosal healing in ulcerative colitis
M de Bruyn
I Arijs
WJ Wollants
K Machiels
Kristel Van Steen
M Ferrante
PJ Rutgeerts
S Vermeire
G Opdenakker
C3
Conference
2013
Profile of pediatric Crohn's disease in Belgium
E De Greef
JM Mahachie John
I Hoffman
F Smets
Stephanie Van Biervliet
M Scaillon
B Hauser
I Paquot
P Alliet
W Arts
et al.
A2
Journal Article
in
JOURNAL OF CROHNS & COLITIS
2013
Therapeutic strategy and patient outcome during the first 2 years of pediatric Crohn’s disease
Gigi Veereman
Jestinah Mahachie John
Elisabeth De Greef
Françoise Smets
Stephanie Van Biervliet
Kristel Van Steen
C3
Conference
2013
Unique gene expression and MR T-2 relaxometry patterns define chronic murine dextran sodium sulphate colitis as a model for connective tissue changes in human Crohn's disease
Christine Breynaert
Tom Dresselaers
Clementine Perrier
Ingrid Arijs
Jonathan Cremer
Leentje Van Lommel
Kristel Van Steen
Marc Ferrante
Frans Schuit
Severine Vermeire
et al.
A1
Journal Article
in
PLOS ONE
2013
2012
A robustness study to investigate the performance of parametric and non-parametric tests used in model-based multifactor dimensionality reduction epistasis detection
JMM John
E Gusareva
F Van Lishout
Kristel Van Steen
C3
Conference
2012
An Ensemble pipeline to enable detection of epistasis in genomic data
BJ Grady
T Cattaert
Kristel Van Steen
MD Ritchie
C3
Conference
2012
Challenges and opportunities in genome-wide environmental interaction (GWEI) studies
H Aschard
S Lutz
B Maus
EJ Duell
TE Fingerlin
N Chatterjee
P Kraft
Kristel Van Steen
A1
Journal Article
in
HUMAN GENETICS
2012
Clustering of Crohn's disease patients : identification of sub-phenotypes and population stratification
B Maus
E Genin
JMM John
Kristel Van Steen
C3
Conference
2012
Comparison of different methods for detecting gene-gene interactions in case-control data
T Cattaert
JAR Garcia
E Gusareva
Kristel Van Steen
C3
Conference
2012
Does pet ownership in infancy lead to asthma or allergy at school age? : pooled analysis of individual participant data from 11 European birth cohorts
Karin C Lodrup Carlsen
Stephanie Roll
Kai-Hakon Carlsen
Petter Mowinckel
Alet H Wijga
Bert Brunekreef
Maties Torrent
Graham Roberts
S Hasan Arshad
Inger Kull
et al.
A1
Journal Article
in
PLOS ONE
2012
Effects of domperidone on QTc interval in infants
MC Vieira
NI Miyague
Kristel Van Steen
S Salvatore
Y Vandenplas
A1
Journal Article
in
ACTA PAEDIATRICA
2012
Effects of haptoglobin polymorphisms and deficiency on susceptibility to inflammatory bowel disease and on severity of murine colitis
L Marquez
C Shen
I Cleynen
G De Hertogh
Kristel Van Steen
K Machiels
C Perrier
V Ballet
S Organe
M Ferrante
et al.
A1
Journal Article
in
GUT
2012
Factors determining therapeutic strategy at diagnosis and evolution of disease severity in a cohort of Belgian pediatric Crohn's disease patients (BELCRO)
Elisabeth De Greef
Jestinah M Mahachie John
Ilse Hoffman
Françoise Smets
Stephanie Van Biervliet
Bruno Hauser
Isabelle Paquot
Philippe L Alliet
Wim Arts
Olivier Dewit
et al.
C3
Conference
2012
Genetic variations in toll-like receptor pathway and lung function decline in cystic fibrosis patients
Filomeen Haerynck
Kristel Van Steen
JM John
Petra Schelstraete
Sabine Van daele
Bart Loeys
M Van Thielen
I De Canck
Frans De Baets
C3
Conference
2012
Genome-wide epistasis screening for Crohn's disease
ES Gusareva
Kristel Van Steen
C3
Conference
2012
Heterogeneous nuclear RNPs as targets of autoantibodies in systemic rheumatic diseases
K Op de Beeck
L Maes
K Van den Bergh
R Derua
E Waelkens
Kristel Van Steen
P Vermeersch
R Westhovens
K De Vlam
P Verschueren
et al.
A1
Journal Article
in
ARTHRITIS AND RHEUMATISM
2012
Integration of biological data in the context of GWAI studies
Kristel Van Steen
F Van Lishout
E Gusareva
C3
Conference
2012
Lower-order effects adjustment in quantitative traits model-based multifactor dimensionality reduction
Jestinah M Mahachie John
Tpù Cattaert
François Van Lishout
Elena S Gusareva
Kristel Van Steen
A1
Journal Article
in
PLOS ONE
2012
Polymorphisms in the lectin pathway genes as a possible cause of early chronic Pseudomonas aeruginosa colonization in cystic fibrosis patients
Filomeen Haerynck
Kristel Van Steen
T Cattaert
Bart Loeys
Sabine Van daele
Petra Schelstraete
Kathleen Claes
M Van Thielen
I De Canck
JM Mahachie John
et al.
A1
Journal Article
in
HUMAN IMMUNOLOGY
2012
Prognostic value of serologic and histologic markers on clinical relapse in ulcerative colitis patients with mucosal healing
T Bessissow
B Lemmens
M Ferrante
R Bisschops
Kristel Van Steen
K Geboes
G Van Assche
S Vermeire
P Rutgeerts
G De Hertogh
A1
Journal Article
in
AMERICAN JOURNAL OF GASTROENTEROLOGY
2012
Repeated cycles of DSS inducing a chronically relapsing inflammation : a novel model to study fibrosis using in vivo MRI T2 relaxometry
CM Breynaert
T Dresselaers
J Cremer
Kristel Van Steen
C Perrier
S Vermeire
PJ Rutgeerts
JL Ceuppens
U Himmelreich
G Van Assche
C3
Conference
2012
Safety and cost of infliximab for the treatment of Belgian pediatric patients with Crohn’s disease
E De Greef
I Hoffman
G D’Haens
Stephanie Van Biervliet
F Smets
M Scaillon
O Dewit
Harald Peeters
I Paquot
P Alliet
et al.
A1
Journal Article
in
ACTA GASTRO-ENTEROLOGICA BELGICA
2012
Sequential T2 relaxometry as a non-invasive assessment of transmural inflammation in a murine model of chronically relapsing colitis
CM Breynaert
T Dresselaers
J Cremer
Kristel Van Steen
C Perrier
S Vermeire
PJ Rutgeerts
JL Ceuppens
U Himmelreich
G Van Assche
C3
Conference
2012
Specific IgE against Staphylococcus aureus enterotoxins: an independent risk factor for asthma
Claus Bachert
Kristel Van Steen
Nan Zhang
Gabriële Holtappels
Tom Cattaert
Bärbel Maus
Roland Buhl
Christian Taube
Stephanie Korn
Marek Kowalski
et al.
A1
Journal Article
in
JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY
2012
Travelling the world of gene-gene interactions
Kristel Van Steen
A1
Journal Article
in
BRIEFINGS IN BIOINFORMATICS
2012
2011
A report of the First Biennial Meeting on Capita Selecta in Complex Disease Analysis (CSCDA2010), Leuven, Belgium, August 25-27, 2010
Kristel Van Steen
K Sleegers
A1
Journal Article
in
ANNALS OF HUMAN GENETICS
2011
Genetic variation in the autophagy gene ULK1 and risk of Crohn's disease
L Henckaerts
I Cleynen
M Brinar
JM John
Kristel Van Steen
P Rutgeerts
S Vermeire
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2011
High-throughput method for comparative analysis of denaturing gradient gel electrophoresis profiles from human fecal samples reveals significant increases in two bifidobacterial species after inulin-type prebiotic intake
Marie Joossens
Geert Huys
Kristel Van Steen
Margo Cnockaert
Severine Vermeire
Paul Rutgeerts
Kristin Verbeke
Peter Vandamme
Vicky De Preter
A1
Journal Article
in
FEMS MICROBIOLOGY ECOLOGY
2011
Identification of a novel autoantigen in inflammatory bowel disease by protein microarray
N Vermeulen
KO de Beeck
S Vermeire
Kristel Van Steen
G Michiels
V Ballet
P Rutgeerts
X Bossuyt
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2011
Investigating Hardy-Weinberg equilibrium in case-control or cohort studies or meta-analysis
A Ziegler
Kristel Van Steen
S Wellek
A1
Journal Article
in
BREAST CANCER RESEARCH AND TREATMENT
2011
Levels of C-reactive protein are associated with response to infliximab therapy in patients with Crohn's disease
M Jurgens
JMM John
I Cleynen
F Schnitzler
H Fidder
W Van Moerkercke
V Ballet
M Noman
I Hoffman
G Van Assche
et al.
A1
Journal Article
in
CLINICAL GASTROENTEROLOGY AND HEPATOLOGY
2011
Mepolizumab, a humanized anti-IL-5 mAb, as a treatment option for severe nasal polyposis
Philippe Gevaert
NICHOLAS VAN BRUAENE
Tom Cattaert
Kristel Van Steen
Thibaut Van Zele
Frederic Acke
Natalie De Ruyck
Katrien Blomme
Anna Sousa
Richard Marshall
et al.
A1
Journal Article
in
JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY
2011
Model-based multifactor dimensionality reduction for detecting epistasis in case-control data in the presence of noise
T Cattaert
ML Calle
SM Dudek
JMM John
F Van Lishout
V Urrea
MD Ritchie
Kristel Van Steen
A1
Journal Article
in
ANNALS OF HUMAN GENETICS
2011
Model-based multifactor dimensionality reduction to detect epistasis for quantitative traits in the presence of error-free and noisy data
Jestinah M Mahachie John
François Van Lishout
Kristel Van Steen
A1
Journal Article
in
EUROPEAN JOURNAL OF HUMAN GENETICS
2011
Mucosal gene expression of cell adhesion molecules, chemokines, and chemokine receptors in patients with inflammatory bowel disease before and after infliximab treatment
I Arijs
G De Hertogh
K Machiels
Kristel Van Steen
K Lemaire
A Schraenen
L Van Lommel
R Quintens
G Van Assche
S Vermeire
et al.
A1
Journal Article
in
AMERICAN JOURNAL OF GASTROENTEROLOGY
2011
Mucosal gene expression profiling differentiates early from late ileal Crohn's disease
I Arijs
L Van Lommel
G De Hertogh
K Machiels
K Lemaire
Kristel Van Steen
GA Van Assche
S Vermeire
FC Schuit
PJ Rutgeens
C3
Conference
2011
Outcome of pregnancy in women with inflammatory bowel disease treated with antitumor necrosis factor therapy
F Schnitzler
H Fidder
M Ferrante
V Ballet
M Noman
G Van Assche
B Spitz
I Hoffman
Kristel Van Steen
S Vermeire
et al.
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2011
Perspectives on genome-wide multi-stage family-based association studies
Kristel Van Steen
A1
Journal Article
in
STATISTICS IN MEDICINE
2011
Rate of malignancies and infections in a large single center cohort of IBD patients treated with thiopurines and anti-TNF-antibodies
T Ochsenkuhn
A Steinbom
F Beigel
S Breiteneicher
Kristel Van Steen
F Schnitzler
B Goke
M Weidinger
S Brand
L Seiderer
C3
Conference
2011
Sequencing of DISC1 pathway genes reveals increased burden of rare missense variants in schizophrenia patients from a Northern Swedish population
Lotte N Moens
Peter De Rijk
Joke Reumers
Maarten JA Van den Bossche
Wim Glassee
Sonia De Zutter
An-Sofie Lenaerts
Annelie Nordin
Lars-Goran Nilsson
Ignacio Medina Castello
et al.
A1
Journal Article
in
PLOS ONE
2011
The protease genes Cyld and USP40 are associated with Crohn's disease : results from a European consortium
I Cleynen
M Artieda
M Szczypiorska
HW Verspaget
PL Lakatos
F Seibold
T Ahmad
RK Weersma
S Muller
A Tordai
et al.
C3
Conference
2011
Tolerability of shortened infliximab infusion times in patients with inflammatory bowel diseases : a single-center cohort study
C Breynaert
M Ferrante
H Fidder
Kristel Van Steen
M Noman
V Ballet
S Vermeire
P Rutgeerts
G Van Assche
A1
Journal Article
in
AMERICAN JOURNAL OF GASTROENTEROLOGY
2011
2010
A detailed view on model-based multifactor dimensionality reduction for detecting gene-gene interactions in case-control data in the absence and presence of noise
Kristel Van Steen
T Cattaert
ML Calle
SM Dudek
JMM John
F Van Lishout
V Urrea
MD Ritchie
C3
Conference
2010
A screening methodology based on Random Forests to improve the detection of gene-gene interactions
Lizzy De Lobel
Pierre Geurts
Guy Baele
Francesc Castro-Giner
Manolis Kogevinas
Kristel Van Steen
A1
Journal Article
in
EUROPEAN JOURNAL OF HUMAN GENETICS
2010
A two-stage approach to test for gene-gene interactions in family data based on within-family and between-family information
Lizzy De Lobel
Kristel Van Steen
C3
Conference
2010
Alternative risk cell definitions based on ranking improve performance of model-based multifactor dimensionality reduction for epistasis detection
T Cattaert
JMM John
F Van Lishout
Kristel Van Steen
C3
Conference
2010
Analysis of the high affinity IgE receptor genes reveals epistatic effects of FCER1A variants on eczema risk
JMM John
H Baurecht
E Rodriguez
A Naumann
S Wagenpfeil
N Klopp
M Mempel
N Novak
T Bieber
HE Wichmann
et al.
A1
Journal Article
in
ALLERGY
2010
Analysis of the high affinity IgE receptor genes reveals epistatic effects of FCER1A variants on eczema risk
H Baurecht
JM John
E Rodriguez
A Naumann
S Wagenpfeil
N Klopp
M Mempel
N Novak
T Bieber
H Wichmann
et al.
C3
Conference
2010
FAM-MDR : a flexible family-based multifactor dimensionality reduction technique to detect epistasis using related individuals
Tom Cattaert
Victor Urrea
Adam C Naj
Lizzy De Lobel
Vanessa De Wit
Mao Fu
Jestinah M Mahachie John
HaiQing Shen
M Luz Calle
Marylyn D Ritchie
et al.
A1
Journal Article
in
PLOS ONE
2010
Familial aggregation and antimicrobial response dose-dependently affect the risk for Crohn's disease
Marie Joossens
Kristel Van Steen
Julien Branche
Boualem Sendid
Paul Rutgeerts
Francis Vasseur
Daniel Poulain
Franck Broly
Jean-Frederic Colombel
Severine Vermeire
et al.
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2010
In utero smoke exposure and impaired response to inhaled corticosteroids in children with asthma
Robyn T Cohen
Benjamin A Raby
Kristel Van Steen
Anne L Fuhlbrigge
Juan C Celedon
Bernard A Rosner
Robert C Strunk
Robert S Zeiger
Scott T Weiss
A1
Journal Article
in
JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY
2010
Model-based multifactor dimensionality reduction to detect epistasis for quantitative traits in the presence of error-free and noisy data
JM John
F Van Lishout
Kristel Van Steen
C3
Conference
2010
Molecular reclassification of Crohn's disease by cluster analysis of genetic variants
Isabemme Cleynen
Jestinah M Mahachie John
Liesbet Henckaerts
Wouter Van Moerkercke
Paul Rutgeerts
Kristel Van Steen
Severine Vermeire
A1
Journal Article
in
PLOS ONE
2010
Predictive value of epithelial gene expression profiles for response to infliximab in Crohn's disease
I Arijs
R Quintens
L Van Lommel
Kristel Van Steen
G De Hertogh
K Lemaire
A Schraenen
C Perrier
G Van Assche
S Vermeire
et al.
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2010
Presence of IL-5 protein and IgE antibodies to staphylococcal enterotoxins in nasal polyps is associated with comorbid asthma
Claus Bachert
Nan Zhang
Gabriële Holtappels
Lizzy De Lobel
Paul Van Cauwenberge
ShiXi Liu
Ping Lin
Jean Bousquet
Kristel Van Steen
A1
Journal Article
in
JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY
2010
mbmdr : an R package for exploring gene-gene interactions associated with binary or quantitative traits
ML Calle
V Urrea
N Malats
Kristel Van Steen
A1
Journal Article
in
BIOINFORMATICS
2010
2009
A family-based association test to detect gene-gene interactions in the presence of linkage
Lizzy De Lobel
Hans De Meyer
Lutgarde Thijs
Tatiana Kouznetsova
Jan Staessen
Kristel Van Steen
C3
Conference
2009
GENESTAT : an information portal for design and analysis of genetic association studies
Samuli Ripatti
Tim Becker
Heike Bickeboller
Annica Dominicus
Christine Fischer
Keith Humphreys
Gudrun Jonasdottir
Yves Moreau
Marita Olsson
Alexander Ploner
et al.
A1
Journal Article
in
EUROPEAN JOURNAL OF HUMAN GENETICS
2009
Genetic risk profiling and prediction of disease course in Crohn's disease patients
Liesbet Henckaerts
Kristel Van Steen
Isabel Verstreken
Isabelle Cleynen
Andre Franke
Stefan Schreiber
Paul Rutgeerts
Severine Vermeire
A1
Journal Article
in
CLINICAL GASTROENTEROLOGY AND HEPATOLOGY
2009
Importin-13 genetic variation is associated with improved airway responsiveness in childhood asthma
Benjamin A Raby
Kristel Van Steen
Jessica Lasky-Su
Kelan Tantisira
Feige Kaplan
Scott T Weiss
A1
Journal Article
in
RESPIRATORY RESEARCH
2009
Long-term outcome of treatment with infliximab in 614 patients with Crohn's disease : results from a single-centre cohort
F Schnitzler
H Fidder
M Ferrante
M Noman
I Arijs
G Van Assche
I Hoffman
Kristel Van Steen
S Vermeire
P Rutgeerts
A1
Journal Article
in
GUT
2009
Mucosal gene expression of antimicrobial peptides in inflammatory bowel disease before and after first infliximab treatment
Ingrid Arijs
Gert De Hertogh
Katleen Lemaire
Roel Quintens
Leentje Van Lommel
Kristel Van Steen
Peter Leemans
Isabelle Cleynen
Gert Van Assche
Severine Vermeire
et al.
A1
Journal Article
in
PLOS ONE
2009
Mucosal gene signatures to predict response to infliximab in patients with ulcerative colitis
I Arijs
K Li
G Toedter
R Quintens
L Van Lommel
Kristel Van Steen
P Leemans
G De Hertogh
K Lemaire
M Ferrante
et al.
A1
Journal Article
in
GUT
2009
Mucosal healing predicts long-term outcome of maintenance therapy with infliximab in Crohn's disease
F Schnitzler
H Fidder
M Ferrante
M Noman
I Arijs
G Van Assche
I Hoffman
Kristel Van Steen
S Vermeire
P Rutgeerts
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2009
Polymorphisms in innate immunity genes predispose to bacteremia and death in the medical intensive care unit
L Henckaerts
KR Nielsen
R Steffensen
Kristel Van Steen
C Mathieu
A Giulietti
PJ Wouters
I Milants
I Vanhorebeek
L Langouche
et al.
A1
Journal Article
in
CRITICAL CARE MEDICINE
2009
Polymorphisms of the SHBG gene contribute to the interindividual variation of sex steroid hormone blood levels in young, middle-aged and elderly men
Griet Vanbillemont
Veerle Bogaert
Dirk De Bacquer
Bruno Lapauw
Stefan Goemaere
Kaatje Toye
Kristel Van Steen
Youri Taes
Jean Kaufman
A1
Journal Article
in
CLINICAL ENDOCRINOLOGY
2009
Predictive value of C-reactive protein level changes on the long term outcome of infliximab in Crohn's disease
M Jurgens
F Schnitzler
Kristel Van Steen
J Mahachie
V Ballet
M Noman
I Hoffman
GA Van Assche
PJ Rutgeerts
S Venneire
C3
Conference
2009
Small effect of the androgen receptor gene GGN repeat polymorphism on serum testosterone levels in healthy men
Veerle Bogaert
Griet Vanbillemont
Youri Taes
Dirk De Bacquer
Ellen Deschepper
Kristel Van Steen
Jean Kaufman
A1
Journal Article
in
EUROPEAN JOURNAL OF ENDOCRINOLOGY
2009
TECK and MADCAM-1 mucosal expression in active IBD : the effect of infliximab therapy
I Arijs
R Quintens
L Van Lommel
Kristel Van Steen
G De Hertogh
GA Van Assche
S Vermeire
K Geboes
FC Schuit
PJ Rutgeerts
C3
Conference
2009
The impact of infliximab therapy on colonic mucosal expression of barrier genes in patients with inflammatory bowel disease
I Arijs
R Quintens
L Van Lommel
Kristel Van Steen
G De Hertogh
GA Van Assche
S Vermeire
K Geboes
FC Schuit
PJ Rutgeerts
C3
Conference
2009
2008
A family-based association test for quantitative traits to detect gene-gene interactions
Lizzy De Lobel
Hans De Meyer
L Thijs
T Kouznetsova
J Staessen
Kristel Van Steen
C3
Conference
2008
Genetic markers and the risk of complicated disease behaviour in Crohn's disease patients
L Henckaerts
I Cleynen
Marie Joossens
Kristel Van Steen
K Claes
P Rutgeerts
S Vermeire
C3
Conference
2008
Heritability of blood concentrations of sex-steroids in relation to body composition in young adult male siblings
Veerle Bogaert
Youri Taes
Peter Konings
Kristel Van Steen
Dirk De Bacquer
Stefan Goemaere
Hans-Georg Zmierczak
Patricia Crabbe
Jean Kaufman
A1
Journal Article
in
CLINICAL ENDOCRINOLOGY
2008
Long-term outcome after infliximab for refractory ulcerative colitis
Marc Ferrante
Séverine Vermeire
Herma Fidder
Fabian Schnitzler
Maja Noman
Gert Van Assche
Gert De Hertogh
Ilse Hoffman
Andre D'Hoore
Kristel Van Steen
et al.
A1
Journal Article
in
JOURNAL OF CROHNS & COLITIS
2008
Microarray study of mucosal antimicrobial peptides in patients with inflammatory bowel disease before and after first infliximab treatment
I Arijs
L Van Lommel
Kristel Van Steen
G De Hertogh
R Quintens
K Lemaire
Marie Joossens
FC Schuit
K Geboes
GA Van Assche
et al.
C3
Conference
2008
Mucosal gene signatures to predict response to infliximab in patients with inflammatory bowel disease
I Arijs
L Van Lommel
Kristel Van Steen
G De Hertogh
M Ferrante
Marie Joossens
K Geboes
GA Van Assche
S Vermeire
FC Schuit
et al.
C3
Conference
2008
Stability of gut microbiota over time in Crohn’s disease patients compared to healthy relatives
Marie Joossens
Vicky De Preter
Kristel Van Steen
Nathalie Vermeulen
Geert Huys
Kristin Verbeke
Peter Vandamme
Paul Rutgeerts
Severine Vermeire
C3
Conference
2008
TNFA-3086 > A in two international population-based cohorts and risk of asthma
F Castro-Giner
M Kogevinas
M Machler
R de Cid
Kristel Van Steen
M Imboden
C Schindler
W Berger
JR Gonzalez
KA Franklin
et al.
A1
Journal Article
in
EUROPEAN RESPIRATORY JOURNAL
2008
2007
Approaches to handling incomplete data in family-based association testing
Kristel Van Steen
N. M. Laird
P. Markel
G. Molenberghs
A1
Journal Article
in
ANNALS OF HUMAN GENETICS
2007
Faecal bacterial DGGE profiles of Crohn's disease patients are different from those of their healthy first degree relatives and matched healthy controls
Marie JOOSSENS
Tom Vanhoutte
Vicky De Preter
Kristel Van Steen
Liesbet Henckaerts
Ingrid Arijs
Geert Huys
Kristin Verbeke
Peter Vandamme
Paul Rutgeerts
et al.
C3
Conference
2007
Gene expression profiling to predict the response of infliximab in patients with UC
I Arijs
L Van Lommel
Kristel Van Steen
G De Hertogh
F Schuit
K Geboes
G Van Assche
S Vermeire
PJ Rutgeerts
C3
Conference
2007
Genetic markers and the risk of complicated disease behaviour in Crohn's disease patients
L Henckaerts
I Verstreken
Kristel Van Steen
R Vlietinck
P Rutgeerts
S Vermeire
C3
Conference
2007
Mixed IBD families : a distinct entity within IBD
M Pierik
Kristel Van Steen
Marie Joossens
PJ Rutgeerts
S Vermeire
C3
Conference
2007
New serological markers in inflammatory bowel disease are associated with complicated disease behaviour
M Ferrante
L Henckaerts
Marie Joossens
M Pierik
S Joossens
N Dotan
GL Norman
RT Altstock
Kristel Van Steen
P Rutgeerts
et al.
A1
Journal Article
in
GUT
2007
Pet ownership in eight European birth cohorts : results of a GA(2)LEN initiative
S Roll
T Keil
E Eller
C Bindslev-Jensen
U Kraemer
C Chen
A von Berg
H Smit
A Wijga
KL Carlsen
et al.
C3
Conference
2007
2006
Does a patient's self-reported health-related quality of life predict survival beyond key biomedical data in advanced colorectal cancer?
F Efficace
A Bottomley
C Coens
Kristel Van Steen
T Conroy
P Schoffski
H Schmoll
E Van Cutsem
CH Kohne
A1
Journal Article
in
EUROPEAN JOURNAL OF CANCER
2006
Eotaxin polymorphisms and serum total IgE levels in children with asthma
BA Raby
Kristel Van Steen
R Lazarus
JC Celedon
EK Silverman
ST Weiss
A1
Journal Article
in
JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY
2006
T-bet polymorphisms are associated with asthma and airway hyperresponsiveness
BA Raby
ES Hwang
Kristel Van Steen
K Tantisira
S Peng
A Litonjua
R Lazarus
C Giallourakis
JD Rioux
D Sparrow
et al.
A1
Journal Article
in
AMERICAN JOURNAL OF RESPIRATORY AND CRITICAL CARE MEDICINE
2006
Toll-like receptor-1,-2, and-6 polymorphisms influence disease extension in inflammatory bowel diseases
M Pierik
S Joossens
Kristel Van Steen
N Van Schuerbeek
R Vlietinck
P Rutgeerts
S Vermeire
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2006
2005
An equivalence test for comparing DNA sequences
Kristel Van Steen
BA Raby
G Molenberghs
H Thijs
M De Wit
M Peeters
A1
Journal Article
in
PHARMACEUTICAL STATISTICS
2005
Combined analysis from eleven linkage studies of bipolar disorder provides strong evidence of susceptibility loci on chromosomes 6q and 8q
MB McQueen
B Devlin
SV Faraone
VL Nimgaonkar
P Sklar
JW Smoller
RA Jamra
M Albus
SA Bacanu
M Baron
et al.
A1
Journal Article
in
AMERICAN JOURNAL OF HUMAN GENETICS
2005
Comparison of linkage and association strategies for quantitative traits using the COGA dataset
MB McQueen
A Murphy
P Kraft
J Su
R Lazarus
NM Laird
C Lange
Kristel Van Steen
A1
Journal Article
in
BMC GENETICS
2005
Crohn's disease and month of birth
M Van Ranst
Marie Joossens
S Joossens
Kristel Van Steen
M Pierik
S Vermeire
P Rutgeerts
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2005
Genomic screening and replication using the same data set in family-based association testing
Kristel Van Steen
MB McQueen
A Herbert
B Raby
H Lyon
DL DeMeo
A Murphy
J Su
S Datta
C Rosenow
et al.
A1
Journal Article
in
NATURE GENETICS
2005
Genomic screening in family based association testing and the multiple testing problem
Kristel Van Steen
MB McQueen
A Herbert
C Rosenow
EK Silverman
NM Laird
ST Weiss
C Lange
C3
Conference
2005
Genomic screening in family-based association testing
A Murphy
MB McGueen
J Su
P Kraft
R Lazarus
NM Laird
C Lange
Kristel Van Steen
A1
Journal Article
in
BMC GENETICS
2005
Paternal history of asthma and airway responsiveness in children with asthma
BA Raby
Kristel Van Steen
JC Celedon
AA Litonjua
C Lange
ST Weiss
A1
Journal Article
in
AMERICAN JOURNAL OF RESPIRATORY AND CRITICAL CARE MEDICINE
2005
Permutation based methods for comparing quality of life between observed treatments
Beatrijs Moerkerke
Els Goetghebeur
Kristel Van Steen
Simon Van Belle
Veronique Cocquyt
A1
Journal Article
in
STATISTICS IN MEDICINE
2005
Predicting survival using health related quality of life scores in glioblastoma cancers : findings from an international phase III randomised controlled trial
A Bottomley
M Taphoorn
C Coens
D Osoba
Kristel Van Steen
F Efficace
M van Den Bent
B Baumert
W Mason
R Stupp
C3
Conference
2005
The value of patient-reported symptoms as prognostic factors for survival in advanced colorectal cancer
F Efficace
A Bottomley
C Coens
Kristel Van Steen
T Conroy
P Schoffski
HJ Schmoll
E van Cutsem
CH Kohne
C3
Conference
2005
2004
Deficient host-bacteria interactions in inflammatory bowel disease? : the toll-like receptor (TLR)-4 Asp299gly polymorphism is associated with Crohn's disease and ulcerative colitis
D Franchimont
S Vermeire
H El Housni
M Pierik
Kristel Van Steen
T Gustot
E Quertinmont
M Abramowicz
A Van Gossum
J Deviere
et al.
A1
Journal Article
in
GUT
2004
Genome wide scan in a Flemish inflammatory bowel disease population : support for the IBD4 locus, population heterogeneity, and epistasis
S Vermeire
P Rutgeerts
Kristel Van Steen
S Joossens
G Claessens
M Pierik
Marc Peeters
R Vlietinck
A1
Journal Article
in
GUT
2004
Health-related quality of life parameters as prognostic factors in a nonmetastatic breast cancer population : an international multicenter study
F Efficace
P Therasse
MJ Piccart
C Coens
Kristel Van Steen
M Welnicka-Jaskiewicz
T Cufer
J Dyczka
M Lichinitser
L Shepherd
et al.
A1
Journal Article
in
JOURNAL OF CLINICAL ONCOLOGY
2004
Interassay and interobserver variability in the detection of anti-neutrophil cytoplasmic antibodies in patients with ulcerative colitis
S Joossens
M Daperno
Z Shums
Kristel Van Steen
JA Goeken
C Trapani
GL Norman
G Godefridis
G Claessens
A Pera
et al.
A1
Journal Article
in
CLINICAL CHEMISTRY
2004
Introducing the multivariate dale model in population-based genetic association studies
Kristel Van Steen
N Tahri
G Molenberghs
A1
Journal Article
in
BIOMETRICAL JOURNAL
2004
Pancreatic autoantibodies in inflammatory bowel disease
S Joossens
S Vermeire
Kristel Van Steen
G Godefridis
G Claessens
M Pierik
R Hietinck
R Aerts
P Rutgeerts
X Bossuyt
A1
Journal Article
in
INFLAMMATORY BOWEL DISEASES
2004
Predicting survival with health-related quality of life scores in locally advanced breast cancer : results from an international randomized controlled trial
F Efficace
P Therasse
M Piccart
C Coens
Kristel Van Steen
M Welnicka-Jaskiewicz
T Cufer
M Lichinitser
L Shepherd
A Bottomley
C3
Conference
2004
Transmission of CARD15 (NOD2) variants within families of patients with inflammatory bowel disease
N Esters
M Pierik
Kristel Van Steen
S Vermeire
G Claessens
S Joossens
R Vlietinck
P Rutgeerts
A1
Journal Article
in
AMERICAN JOURNAL OF GASTROENTEROLOGY
2004
2003
Autoimmunity associated with anti-tumor necrosis factor alpha treatment in Crohn's disease : a prospective cohort study
S Vermeire
M Noman
G Van Assche
F Baert
Kristel Van Steen
N Esters
S Joossens
X Bossuyt
P Rutgeerts
A1
Journal Article
in
GASTROENTEROLOGY
2003
Guidelines for the use of epoetin : have quality-of-life benefits been proven?
A Bottomley
R Thomas
Kristel Van Steen
H Flechtner
A de Graeff
A1
Journal Article
in
JOURNAL OF CLINICAL ONCOLOGY
2003
The value of serologic markers in indeterminate colitis : a prospective follow-up study : reply
S Joossens
Kristel Van Steen
SV Vermeire
W Reinisch
JF Colombel
P Rutgeerts
A1
Journal Article
in
GASTROENTEROLOGY
2003
Transmission of CARD15 (NOD2) variants in families with Crohns disease
S Vermeire
N Esters
M Pierik
G Claessens
S Joossens
R Vlietinck
Kristel Van Steen
P Rutgeerts
C3
Conference
2003
2002
Erythropoietin improves quality of life : a response
A Bottomley
R Thomas
Kristel Van Steen
H Flechtner
B Djulbegovic
Editorial material
2002
Human recombinant erythropoietin and quality of life : a wonder drug or something to wonder about?
A Bottomley
R Thomas
Kristel Van Steen
H Flechtner
B Djulbegovic
A1
Journal Article
in
LANCET ONCOLOGY
2002
Multicollinearity in prognostic factor analyses using the EORTC QLQ-C30 : identification and impact on model selection
Kristel Van Steen
D Curran
J Kramer
G Molenberghs
A Van Vreckem
A Bottomley
R Sylvester
A1
Journal Article
in
STATISTICS IN MEDICINE
2002
2001
An equivalence test for comparing DNA sequences
H Thijs
Kristel Van Steen
G Molenberghs
M De Wit
M Peeters
C3
Conference
2001
Introduction of the multivariate Dale model in genetic association studies
Kristel Van Steen
N Tahri
G Molenberghs
C3
Conference
2001
Sensitivity analysis of longitudinal binary quality of life data with drop-out : an example using the EORTC QLQ-C30
Kristel Van Steen
D Curran
G Molenberghs
A1
Journal Article
in
STATISTICS IN MEDICINE
2001
1999
Characterizations by automorphism groups of some rank 3 buildings, II : a half strongly-transitive locally finite triangle building is a Bruhat-Tits building
Hendrik Van Maldeghem
Kristel Van Steen
A1
Journal Article
in
GEOMETRIAE DEDICATA
1999
Characterizations by automorphism groups of some rank 3 buildings, III : Moufang-like conditions
Kristel Van Steen
A1
Journal Article
in
GEOMETRIAE DEDICATA
1999
Characterizations by automorphism groups of some rank 3 buildings, IV : hyperbolic p-adic Moufang buildings of rank 3
Hendrik Van Maldeghem
Kristel Van Steen
A1
Journal Article
in
GEOMETRIAE DEDICATA
1999
1998
Characterizations by automorphism groups of some rank 3 buildings, I : some properties of half strongly-transitive triangle buildings
Hendrik Van Maldeghem
Kristel Van Steen
A1
Journal Article
in
GEOMETRIAE DEDICATA
1998
1997
Moufang affine buildings have Moufang spherical buildings at infinity
Hendrik Van Maldeghem
Kristel Van Steen
A1
Journal Article
in
GLASGOW MATHEMATICAL JOURNAL
1997
1996
Non-spherical tits-buildings of rank 3
Kristel Van Steen
H. Van Maldeghem
Dissertation
1996