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Genomes and Genes | T W KuijpersSummaryAffiliation: Academic Medical Center Country: The Netherlands Publications
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LAD-1/variant syndrome is caused by mutations in FERMT3Taco W Kuijpers
Department of Blood Cell Research, Sanquin Research and Landsteiner Laboratory, Academic Medical Center, University of Amsterdam, Emma Children s Hospital, Amsterdam, The Netherlands
Blood 113:4740-6. 2009..Kindlin-3 protein expression was undetectable in the leukocytes and platelets of all patients tested. These results indicate that the LAD1v syndrome is caused by truncating mutations in FERMT3...
Leukocyte adhesion deficienciesEdith van de Vijver
Emma Children s Hospital, Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands Department of Blood Cell Research, Sanquin Research and Landsteiner Laboratory, Amsterdam, The Netherlands Electronic address
Hematol Oncol Clin North Am 27:101-16. 2013..Although dependent on the genetic defect, hematopoietic stem cell transplantation is often the only curative treatment...
Dendritic cell-mediated HIV-1 transmission to T cells of LAD-1 patients is impaired due to the defect in LFA-1Fedde Groot
Department of Cell Biology and Histology, Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands
Retrovirology 3:75. 2006..To corroborate the importance of the ICAM-1- LFA-1 interaction, we performed transmission experiments to LFA-1 negative leukocytes from Leukocyte Adhesion Deficiency type 1 (LAD-1) patients...
Mannose-binding lectin deficiency is associated with early onset of polyarticular juvenile rheumatoid arthritis: a cohort studyKoert M Dolman
Department of Pediatric Hematology, Emma Children s Hospital, Academic Medical Center, University of Amsterdam, Meibergdreef, Amsterdam, 1105 AZ, The Netherlands
Arthritis Res Ther 10:R32. 2008..The aim of our study was to determine whether genetically determined MBL deficiency is associated with susceptibility to juvenile rheumatoid arthritis (JRA) and whether MBL2 genotypes are associated with JRA severity...
Natural history and early diagnosis of LAD-1/variant syndromeTaco W Kuijpers
Emma Children s Hospital, Academic Medical Center, University of Amsterdam, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Blood 109:3529-37. 2007..Defining the primary defect awaits genetic linkage analysis, which may be greatly helped by a more precise understanding and awareness of the disease combined with the early identification of affected patients...
Aicardi-Goutières syndrome: immunophenotyping in relation to interferon-alphaTaco W Kuijpers
Emma Children's Hospital, Academic Medical Center, Amsterdam, The Netherlands
Eur J Paediatr Neurol 6:A59-64; discussion A65-6, A77-86. 2002
Neutrophils in Barth syndrome (BTHS) avidly bind annexin-V in the absence of apoptosisTaco W Kuijpers
Emma Children s Hospital, Academic Medical Centre, University of Amsterdam, The Netherlands
Blood 103:3915-23. 2004..These neutrophils expose an alternative substrate for annexin-V different from PS and not recognized by macrophages, excluding early clearance as an explanation for the neutropenia...
Inflammation and repeated infections in CGD: two sides of a coinTaco Kuijpers
Emma Children s Hospital, Academic Medical Center, University of Amsterdam, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Cell Mol Life Sci 69:7-15. 2012..Preventive measures as well as rapid (invasive) diagnostic procedures are required to successfully treat CGD. Hematopoietic stem cell transplantation may be a serious option in some of the patients...
Apoptotic neutrophils in the circulation of patients with glycogen storage disease type 1b (GSD1b)Taco W Kuijpers
Emma Children s Hospital, Academic Medical Centre, University of Amsterdam, The Netherlands
Blood 101:5021-4. 2003..Current understanding of neutrophil apoptosis and the accompanying functional demise suggests that GSD1b granulocytes are dysfunctional because they are apoptotic...
Frequencies of circulating cytolytic, CD45RA+CD27-, CD8+ T lymphocytes depend on infection with CMVTaco W Kuijpers
Emma Children s Hospital, Academic Medical Center, Amsterdam, The Netherlands
J Immunol 170:4342-8. 2003..Preferential expansion of CD8(+)CD45RA(+)CD27(-) cytolytic T cells seems unique for CMV...
Longstanding obliterative panarteritis in Kawasaki disease: lack of cyclosporin A effectTaco W Kuijpers
Emma Children s Hospital, Academic Medical Center, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands
Pediatrics 112:986-92. 2003..Unremitting coronary arteritis and excessive smooth muscle hyperplasia resulted in coronary occlusion despite the use of cyclosporin A...
Clinical symptoms and neutropenia: the balance of neutrophil development, functional activity, and cell deathTaco W Kuijpers
Emma Children s Hospital, Academic Medical Centre G8 205, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands
Eur J Pediatr 161:S75-82. 2002..The background of functional neutrophil defects is briefly reviewed...
Congenital aplastic anemia caused by mutations in the SBDS gene: a rare presentation of Shwachman-Diamond syndromeTaco W Kuijpers
Emma Children s Hospital, Amsterdam, Netherlands
Pediatrics 114:e387-91. 2004..Clinical and radiologic symptoms gradually became typical for Shwachman-Diamond syndrome. Two common mutations in the SBDS gene (183-184TA-->CT [K62X] and IVS2(258)+2T--> C [C84fs]) were found...
Complement factor 7 gene mutations in relation to meningococcal infection and clinical recurrence of meningococcal diseaseTaco W Kuijpers
Academic Medical Center, Center for Infection and Immunity Amsterdam, Emma Children s Hospital, Div of Pediatric Hematology, Immunology and Infectious Diseases, University of Amsterdam, Amsterdam, The Netherlands
Mol Immunol 47:671-7. 2010..The results endorse the lack of clinical recurrences once antibodies are present, whereas in C7Q0 patients the anti-meningococcal antibodies may not suffice to protect from recurrent meningococcal infection...
The impact of platelet-activating factor (PAF)-like mediators on the functional activity of neutrophils: anti-inflammatory effects of human PAF-acetylhydrolaseT W Kuijpers
Emma Children s Hospital, Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands
Clin Exp Immunol 123:412-20. 2001....
Kawasaki disease: a maturational defect in immune responsivenessT W Kuijpers
Emma Children s Hospital, Academic Medical Center, 1105 AZ Amsterdam, The Netherlands
J Infect Dis 180:1869-77. 1999..An inherent immaturity to clear certain antigens may be an important cause that precipitates KD and the immune dysregulation during acute disease...
Hematologic abnormalities in Shwachman Diamond syndrome: lack of genotype-phenotype relationshipTaco W Kuijpers
Emma Children s Hospital, Academic Medical Center, University of Amsterdam, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Blood 106:356-61. 2005..CFU-GMs were impaired in all patients tested. From the SBDS sequence data, we conclude that in patients with genetically proven SDS a genotype-phenotype relationship in SDS does not exist in clinical and hematologic terms...
Vasoactive side effects of intravenous immunoglobulin preparations in a rat model and their treatment with recombinant platelet-activating factor acetylhydrolaseW K Bleeker
CLB, Amsterdam, The Netherlands
Blood 95:1856-61. 2000..If so, rPAF-AH can be used for the treatment of those adverse reactions. (Blood. 2000;95:1856-1861)..
Polymorphisms in chemokine receptor genes and susceptibility to Kawasaki diseaseW B Breunis
Emma Children s Hospital, Academic Medical Center AMC, Amsterdam, The Netherlands
Clin Exp Immunol 150:83-90. 2007..In conclusion, in a Dutch cohort of KD patients an association of KD occurrence with common genetic variants in the chemokine receptor gene-cluster CCR3-CCR2-CCR5 was observed...
Mannose-binding lectin (MBL) and the risk for febrile neutropenia and infection in pediatric oncology patients with chemotherapyF N J Frakking
Department of Pediatric Oncology, Emma Children s Hospital Academic Medical Center ECH AMC, Amsterdam, The Netherlands
Pediatr Blood Cancer 57:89-96. 2011..We determined whether mannose-binding lectin (MBL) deficiency is associated with an increased risk of febrile neutropenia (FN) and/or infection in pediatric oncology patients...
Intravenous immunoglobulin preparations induce mild activation of neutrophils in vivo via triggering of macrophages--studies in a rat modelJ L Teeling
Central Laboratory of the Netherlands Red Cross Blood Transfusion Service and Laboratory of Experimental and Clinical Immunology, Academic Medical Centre, University of Amsterdam, Plesmanlaan 125, 1066 CX Amsterdam, The Netherlands
Br J Haematol 112:1031-40. 2001..For this reason, IVIG preparations with a high content of dimers may not always be as harmless as generally believed and may be responsible for some of the side-effects observed during IVIG infusions...
Mannose-binding lectin (MBL) as prognostic factor in paediatric oncology patientsF N J Frakking
Emma Children s Hospital, Academic Medical Center AMC, Sanquin Research and Landsteiner Laboratory, AMC, University of Amsterdam, The Netherlands
Clin Exp Immunol 165:51-9. 2011..These findings suggest prognosis to be worse in MBL-deficient compared to MBL-sufficient paediatric oncology patients...
Low mannose-binding lectin (MBL) levels in neonates with pneumonia and sepsisF N J Frakking
Departments of Clinical Immunology, Emma Children s Hospital, Academic Medical Center, Amsterdam, The Netherlands
Clin Exp Immunol 150:255-62. 2007..3; P = 0.02). These results were confirmed by genetic analysis of MBL deficiency. Low MBL levels at birth are associated with an increased risk of early-onset sepsis, culture-proven sepsis and pneumonia during the first month of life...
The role of mannose-binding lectin (MBL) in paediatric oncology patients with febrile neutropeniaF N J Frakking
Emma Children s Hospital, Academic Medical Center AMC, F8 245 Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Eur J Cancer 42:909-16. 2006..However, most patients (61%) were severely neutropenic (<100 cells/microL), compromising the opsonophagocytic effector function of MBL. MBL substitution might still be beneficial in patients with phagocytic activity...
Pulse methylprednisolone therapy for impending cardiac tamponade in immunoglobulin-resistant Kawasaki diseaseP G Dahlem
Division of Pediatric Intensive Care, Department of Pediatrics, Academic Medical Center, University of Amsterdam, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Intensive Care Med 25:1137-9. 1999..Upon treatment with pulsed methylprednisolone, the pericardial and pleural effusions and ascites rapidly disappeared within 48 h. This is the first case reported with a polyserositis syndrome and impending cardiac tamponade during KD...
Functional characterization of mitochondria in neutrophils: a role restricted to apoptosisN A Maianski
Emma Childrens Hospital, Academic Medical Center, University of Amsterdam, The Netherlands
Cell Death Differ 11:143-53. 2004..We suggest that other proapoptotic factors such as Smac/DIABLO and HtrA2/Omi, which are massively released from the mitochondria, have an important role in neutrophil apoptosis...
Mannose-binding lectin and infection risk in newborns: a systematic reviewJ Israels
Emma Children s Hospital, Academic Medical Center, Amsterdam, The Netherlands
Arch Dis Child Fetal Neonatal Ed 95:F452-61. 2010..However, the influence of confounding factors was analysed insufficiently. Variant MBL2 genotypes appear to have less influence...
High prevalence of mannose-binding lectin (MBL) deficiency in premature neonatesF N J Frakking
Emma Children s Hospital, Academic Medical Centre AMC, Amsterdam, The Netherlands
Clin Exp Immunol 145:5-12. 2006..These infants may be at increased risk of neonatal infections. MBL concentration can reliably be measured in umbilical cord blood and it is positively correlated with gestational and postnatal age...
Vascular endothelial growth factor gene haplotypes in Kawasaki diseaseW B Breunis
Emma Children s Hospital, Academic Medical Center, and Sanquin Research Institute at the Central Laboratory of the Blood Transfusion Service, University of Amsterdam, Amsterdam, The Netherlands
Arthritis Rheum 54:1588-94. 2006..To investigate whether common genetic variants in the vascular endothelial growth factor (VEGF) gene are associated with Kawasaki disease (KD) and the subsequent development of coronary artery lesions...
Mitochondria in neutrophil apoptosisB J van Raam
Sanquin Research and Landsteiner Laboratory, Department of Blood Cell Research, Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands
Int J Hematol 84:199-204. 2006....
Granulocyte transfusions in neutropaenic children: a systematic review of the literatureM D van de Wetering
Emma Children s Hospital, Academic Medical Centre, Amsterdam, The Netherlands
Eur J Cancer 43:2082-92. 2007..We reviewed all the paediatric data available on GTX, to gain a insight in to the indications for use, favourable effects and side effects in patients and donors...
Sustained activation of neutrophils in the course of Kawasaki disease: an association with matrix metalloproteinasesM H Biezeveld
Emma Children s Hospital, Academic Medical Centre, Amsterdam, The Netherlands
Clin Exp Immunol 141:183-8. 2005..The potential relationship between this prolonged neutrophil activation, coronary artery lesion formation and their persistence, as well as the risk of premature atherosclerosis warrants further evaluation...
Clinical and laboratory work-up of patients with neutrophil shortage or dysfunctionT W Kuijpers
Emma Children s Hospital, Academic Medical Center, University of Amsterdam, Amsterdam, Netherlands
J Immunol Methods 232:211-29. 1999..A few of the most common causes of neutropenia and neutrophil dysfunctions are described in detail, including recent genetic information regarding the cause of these diseases...
Analysis of the role of leukocyte function-associated antigen-1 in activation of human influenza virus-specific T cell clonesK C Kuijpers
Central Laboratory of the Netherlands Red Cross Blood Transfusion Service, Amsterdam, The Netherlands
J Immunol 144:3281-7. 1990....
Adrenocorticotropic hormone and cortisol levels in relation to inflammatory response and disease severity in children with meningococcal diseaseJ B van Woensel
Emma Children s Hospital, Academic Medical Center, Pediatric Intensive Care Unit, 1100 DE Amsterdam, The Netherlands
J Infect Dis 184:1532-7. 2001..04). These results suggest that the adrenal reserve in children is insufficient to handle the extreme conditions and stress associated with severe meningococcal disease...
SBDS mutations and isochromosome 7q in a patient with Shwachman-Diamond syndrome: no predisposition to malignant transformation?C H M Mellink
Department of Clinical Genetics, Academic Medical Center, 1100 DE Amsterdam, The Netherlands
Cancer Genet Cytogenet 154:144-9. 2004..At the age of 25 years, the patient suffers from mild aplastic anemia but does not show any clinical sign of myelodysplasia or leukemic transformation...
Therapeutic efficacy of intravenous immunoglobulin preparations depends on the immunoglobulin G dimers: studies in experimental immune thrombocytopeniaJ L Teeling
Central Laboratory of the Netherlands Red Cross Blood Transfusion Service, Academical Medical Center, University of Amsterdam, The Netherlands
Blood 98:1095-9. 2001..In this model, it is shown that IgG dimers present in IVIG preparations are responsible for the increase in platelet counts. (Blood. 2001;98:1095-1099)..
Beta1 integrin activation on human neutrophils promotes beta2 integrin-mediated adhesion to fibronectinJ M van den Berg
CLB, Sanquin Blood Supply Foundation and Laboratory for Experimental and Clinical Immunology, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
Eur J Immunol 31:276-84. 2001..As transmigrated neutrophils are surrounded by both beta1 and beta2 ligands in the ECM, this integrin cross-talk could play a role in modifying migration and cellular activation in inflamed tissues...
Apoptosis of neutrophilsN A Maianski
Emma Children's Hospital, Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands
Acta Haematol 111:56-66. 2004....
Identification of purine nucleoside phosphorylase deficiency in dried blood spots by a non-radiochemical assay using reversed-phase high-performance liquid chromatographyA B P van Kuilenburg
Academic Medical Center, Emma Children s Hospital, Laboratory Genetic Metabolic Diseases, Amsterdam, The Netherlands
Nucleosides Nucleotides Nucleic Acids 29:466-70. 2010..614A > C mutation (p.E205A) in the PNP gene was 34% compared to controls. Thus, the analysis of the PNP activity in blood spots can readily detect patients with a PNP deficiency...
Transmission networks of HIV-1 among men having sex with men in the NetherlandsDaniela Bezemer
HIV Monitoring Foundation, Academic Medical Centre, Amsterdam, The Netherlands
AIDS 24:271-82. 2010..To obtain insight in the HIV-1 transmission networks among men having sex with men (MSM) in the Netherlands...
Pseudomembranous and neutropenic enterocolitis in pediatric oncology patientsM D van de Wetering
Academic Medical Center, Emma Children s Hospital, Amsterdam, The Netherlands
Support Care Cancer 11:581-6. 2003..By allowing an insight into the pathology, immunology and culture results, we demonstrated that early diagnosis leads to improved management and therefore improved outcome...
Determination of adenosine deaminase activity in dried blood spots by a nonradiochemical assay using reversed-phase high-performance liquid chromatographyA B P van Kuilenburg
Academic Medical Center, Emma Children s Hospital, Laboratory Genetic Metabolic Diseases, Amsterdam, The Netherlands
Nucleosides Nucleotides Nucleic Acids 29:461-5. 2010..In addition, increased ADA activity as found in a rare form of congenital anemia can be assessed, as observed in a bloodspot from a patient diagnosed with Diamond Blackfan anemia (ADA activity 150 nmol/mg/h)...
Life expectancy of recently diagnosed asymptomatic HIV-infected patients approaches that of uninfected individualsArd I van Sighem
Stichting HIV monitoring, Academic Medical Centre of the University of Amsterdam, Amsterdam, The Netherlands
AIDS 24:1527-35. 2010..To compare life expectancies between recently diagnosed HIV-infected patients and age and sex-matched uninfected individuals from the general population...
The comparison of the performance of two screening strategies identifying newly-diagnosed HIV during pregnancyKees Boer
Department of Obstetrics, Academic Medical Centre, Amsterdam, The Netherlands
Eur J Public Health 21:632-7. 2011..In case of infection, screening was followed by prevention of mother-to-child-transmission (PMTCT). We compared the performance of the two strategies in terms of detection of new cases of HIV and vertical transmission...
Regulation and kinetics of platelet-activating factor and leukotriene C4 synthesis by activated human basophilsW J Lie
Sanquin Research at CLB, and Landsteiner Laboratory, Academic Medical Centre, University of Amsterdam, Amsterdam
Clin Exp Allergy 33:1125-34. 2003..CONCLUSION: This study provides a first comprehensive comparison of PAF and LTC4 synthesis in highly purified human basophils, stimulated with a variety of stimuli...
Predictors of health-related quality of life in children and adolescents with juvenile idiopathic arthritis: results from a Web-based surveyL Haverman
Emma Children s Hospital, Academic Medical Center, Amsterdam, The Netherlands
Arthritis Care Res (Hoboken) 64:694-703. 2012..The aim of our present study was to assess health-related quality of life (HRQOL) and its predictors in a group of children and adolescents with JIA...
Plasmacytoid dendritic cells and interferon-alpha in Aicardi-Goutières syndromeJ T van Heteren
Emma Children s Hospital, Academic Medical Center, Amsterdam, The Netherlands
Neuropediatrics 38:269-75. 2007..These data indicate that the origin of IFN-alpha in AGS is different from that in the autoimmune diseases tested...
Severity of enterocolitis is predicted by IL-8 in paediatric oncology patientsM D van de Wetering
Emma Children s Hospital, Academic Medical Center, F8 245, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Eur J Cancer 40:571-8. 2004..Rectal biopsies and pathology could not predict outcome (P=0.22). IL-8 analysis at the onset of enterocolitis symptoms can identify high-risk patients, which might be used clinically to design future intervention trials...
Lower mortality and earlier start of combination antiretroviral therapy in patients tested repeatedly for HIV than in those with a positive first testLuuk Gras
Stichting HIV monitoring, Academic Medical Center, Amsterdam, The Netherland
AIDS 25:813-8. 2011..We compared mortality rates and CD4 cell counts at start of combination antiretroviral therapy (cART) in patients with different frequencies of diagnostic testing for HIV...
[Takayasu arteritis: a chronic vasculitis that is rare in children]P M Greidanus
afd. Kindergeneeskunde, Academisch Medisch Centrum/Universiteit van Amsterdam, Emma Kinderziekenhuis, Meibergdreef 9, 1105 AZ Amsterdam
Ned Tijdschr Geneeskd 150:2549-54. 2006..Treatment consists of corticosteroids and other immunosuppressants, such as cyclophosphamide, methotrexate, azathioprine, and antagonists of tumour-necrosis factor alpha. In addition, balloon dilatation or stenting is often necessary...
Copy number variation of the activating FCGR2C gene predisposes to idiopathic thrombocytopenic purpuraWillemijn B Breunis
Department of Pediatric Hematology, Immunology and Infectious Disease, Emma Children s Hospital, Academic Medical Center, Amsterdam, The Netherlands
Blood 111:1029-38. 2008..Therefore, we propose that the activating FCGR2C-ORF genotype predisposes to ITP by altering the balance of activating and inhibitory FcgammaR on immune cells...
Astrocytes produce interferon-alpha and CXCL10, but not IL-6 or CXCL8, in Aicardi-Goutières syndromeJane T van Heteren
Emma Children s Hospital, Academic Medical Center, Meibergdreef 9, Amsterdam, The Netherlands
Glia 56:568-78. 2008..The lack of the inflammatory cytokines IL-6 and CXCL8 in AGS suggest that the neuroinflammatory reaction in this disease is distinct from viral disease...
Beneficial effect of modified peptide inhibitor of alpha4 integrins on experimental allergic encephalomyelitis in Lewis ratsLuc J W van der Laan
Department of Cell Biology and Immunology, Faculty of Medicine, Vrije Universiteit, Amsterdam, The Netherlands
J Neurosci Res 67:191-9. 2002..Our results show that small-molecule inhibitors of alpha4 integrins act therapeutically in EAE possibly by interfering with cell adhesion events involved in this autoimmune disease...
CD27 defines phenotypically and functionally different human NK cell subsetsMireille T M Vossen
Department of Experimental Immunology, Emma Children s Hospital, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
J Immunol 180:3739-45. 2008..Thus, the absence of CD27 expression allows the definition of cytotoxic effector cells within the known mature NK cell subsets in humans...
Mannose-binding lectin (MBL) facilitates opsonophagocytosis of yeasts but not of bacteria despite MBL bindingNannette Brouwer
Sanquin Research and Landsteiner Laboratory, Amsterdam, The Netherlands
J Immunol 180:4124-32. 2008....
Granulocyte concentrates: prolonged functional capacity during storage in the presence of phenotypic changesAgata Drewniak
Sanquin, Research Institute, Academic Medical Centre, University of Amsterdam, Plesmanlaan, 125, 1066 CX Amsterdam, The Netherlands
Haematologica 93:1058-67. 2008..The aim of this study was to assess the functional characteristics and efficacy of granulocyte colony-stimulating factor/dexamethasone-mobilized granulocytes used for transfusions...
Restoration of the CD4 T cell compartment after long-term highly active antiretroviral therapy without phenotypical signs of accelerated immunological agingNienke Vrisekoop
Department of Immunology, University Medical Center, Utrecht, The Netherlands
J Immunol 181:1573-81. 2008..Irrespective of baseline CD4 T cell counts, reconstitution occurred without a significant effect on T cell aging as reflected by markers for replicative history...
Human NK cells can control CMV infection in the absence of T cellsTaco W Kuijpers
Blood 112:914-5. 2008
A pharmacokinetic and pharmacogenetic study of efavirenz in children: dosing guidelines can result in subtherapeutic concentrationsRob ter Heine
Department of Pharmacy and Pharmacology, Slotervaart Hospital, Amsterdam, The Netherlands
Antivir Ther 13:779-87. 2008..Our main objectives were to study the population pharmacokinetics of efavirenz and to explore the adequacy of dosing guidelines...
Growth factors G-CSF and GM-CSF differentially preserve chemotaxis of neutrophils aging in vitroBaruch Wolach
Sanquin Research at CLB and Landsteiner Laboratory, Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands
Exp Hematol 35:541-50. 2007..The ability of human neutrophils to migrate was studied during culture in vitro...
Granulocyte colony-stimulating factor inhibits the mitochondria-dependent activation of caspase-3 in neutrophilsNikolai A Maianski
Emma Children's Hospital, Academic Medical Center, University of Amsterdam, The Netherlands
Blood 99:672-9. 2002..Moreover, G-CSF exerts its antiapoptotic effect in the first, that is, mitochondria-dependent, route and has no impact on the second...
Persistent detection of varicella-zoster virus DNA in a previously healthy child after severe chickenpoxMireille T M Vossen
Academic Medical Center, Emma Children's Hospital, Room G8-205, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
J Clin Microbiol 43:5614-21. 2005..In contrast, during the persistent phase of VZV DNA detection, the viral DNA was primarily located in CD8(+) T cells. For the first time, we describe the persistent detection of VZV DNA in a previously healthy child...
Elastase and granzymes during meningococcal disease in children: correlation to disease severityJob B M van Woensel
Paediatric Intensive Care Unit, Emma Children s Hospital, Academic Medical Center, P O Box 22660, 1100DD Amsterdam, The Netherlands
Intensive Care Med 31:1239-47. 2005..To investigate the levels of human neutrophil elastase and lymphocyte-derived granzymes A and B in relation to disease severity in children with meningococcal disease...
Cytomegalovirus rather than HIV triggers the outgrowth of effector CD8+CD45RA+CD27- T cells in HIV-1-infected childrenVincent Bekker
Emma Children's Hospital, Sanquin Research and Landsteiner Laboratory, Academic Medical Center fInternational Antiviral Therapy Evaluation Center, Amsterdam, The Netherlands
AIDS 19:1025-34. 2005..Despite these increases, the CMV-specific IFN-gamma-producing CD8 T cell response was diminished, which could explain the inability to suppress CMV completely in 41% of HIV-1-infected children...
Absence of circulating natural killer and primed CD8+ cells in life-threatening varicellaMireille T M Vossen
Emma Children s Hospital, Academic Medical Center, Amsterdam, The Netherlands
J Infect Dis 191:198-206. 2005..Because both homozygous twin sisters in the study had a severe course of varicella, particular genetic factors may contribute to severe varicella...
Establishment of the CD4+ T-cell pool in healthy children and untreated children infected with HIV-1Mette D Hazenberg
Department of Clinical Viro-Immunology, Sanquin Research at CLB, Amsterdam, The Netherlands
Blood 104:3513-9. 2004..We postulate that in children infected with HIV, similar to adults infected with HIV, continuous activation of naive T cells leads to erosion of the naive T-cell pool and may be a major factor in lowering CD4(+) T-cell numbers...
Development of virus-specific CD4+ T cells on reexposure to Varicella-Zoster virusMireille T M Vossen
Emma Children s Hospital, Department of Experimental Immunology, Academic Medical Center, Amsterdam, The Netherlands
J Infect Dis 190:72-82. 2004..These memory responses to VZV were compared with the primary immune responses of children experiencing varicella. VZV-specific memory CD4(+) T cell responses largely resemble the primary immune response to VZV...
Bid truncation, bid/bax targeting to the mitochondria, and caspase activation associated with neutrophil apoptosis are inhibited by granulocyte colony-stimulating factorNikolai A Maianski
Emma Childrens Hospital, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
J Immunol 172:7024-30. 2004..Together our results support an integrative role of the mitochondria in induction and/or amplification of caspase activity and show that G-CSF may act by blocking Bid/Bax redistribution and inhibiting caspase activation...
Spontaneous outgrowth of EBV-transformed B-cells reflects EBV-specific immunity in vivo; a useful tool in the follow-up of EBV-driven immunoproliferative disorders in allograft recipientsMireille T M Vossen
Department of Experimental Immunology, Academic Medical Center, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Transpl Int 17:89-96. 2004....
Liver failure in a child receiving highly active antiretroviral therapy and voriconazoleHenriette J Scherpbier
Emma Children s Hospital, Academic Medical Centre, Amsterdam, The Netherlands
Clin Infect Dis 37:828-30. 2003..We describe a 10-year-old child with vertically transmitted acquired immunodeficiency syndrome who was receiving antiretroviral combination therapy and died of liver failure after beginning voriconazole therapy...
Effect of dexamethasone on tracheal viral load and interleukin-8 tracheal concentration in children with respiratory syncytial virus infectionJob B van Woensel
Academic Medical Center, Emma Children s Hospital, Pediatric Intensive Care Unit G8ZW, PO Box 22660, 1100 DD Amsterdam, The Netherlands
Pediatr Infect Dis J 22:721-6. 2003..Our aim was to assess the effect of dexamethasone on tracheal viral load and airway inflammation in patients with RSV infection...
Association of mannose-binding lectin genotype with cardiovascular abnormalities in Kawasaki diseaseMaarten H Biezeveld
Emma Children s Hospital, Academic Medical Centre, Netherlands
Lancet 361:1268-70. 2003..7, 95% CI 1.4-176.5, p=0.026). Our findings suggest that the innate immune system contributes differently to pathophysiology of Kawasaki disease at various ages...
Tumor necrosis factor alpha induces a caspase-independent death pathway in human neutrophilsNikolai A Maianski
Sanquin Research at Central Laboratory of the Netherlands Blood Transfusion Service, Landsteiner Laboratory, and Emma Children s Hospital, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
Blood 101:1987-95. 2003..Thus, TNF-alpha can induce a "classical," caspase-dependent and a "nonclassical" caspase-independent cell death...
Facial nerve palsy in a thirteen-year-old male youth with Kawasaki diseaseMaarten H Biezeveld
Department of Pediatrics, Emma Children's Hospital, Academic Medical Center, Amsterdam, The Netherlands
Pediatr Infect Dis J 21:442-3. 2002..In the course of the disease he developed a facial nerve palsy and an aneurysm of the right coronary artery. After treatment with immunoglobulins both complications disappeared within 10 days and 1 month, respectively...
Haematological parameters of HIV-1-uninfected infants born to HIV-1-infected mothersMadeleine J Bunders
Department of Paediatric Haematology, Immunology and Infectious Diseases, Emma Children s Hospital, Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands
Acta Paediatr 94:1571-7. 2005..To investigate haematological parameters in infants born to HIV-1-infected mothers and exposed to combination antiretroviral therapy (ART) used to prevent mother-to-child transmission (MTCT)...
Mannan-binding lectin (MBL)-mediated opsonization is enhanced by the alternative pathway amplification loopNannette Brouwer
Sanquin Research Academic Medical Centre Landsteiner Laboratory, Amsterdam, The Netherlands
Mol Immunol 43:2051-60. 2006..In conclusion, our data demonstrate that the MBL-mediated route of complement activation depends on the alternative pathway amplification loop for optimal opsonization of zymosan...
Neutrophil responsiveness to IgG, as determined by fixed ratios of mRNA levels for activating and inhibitory FcgammaRII (CD32), is stable over time and unaffected by cytokinesEdwin van Mirre
Department of Blood Cell Research, Sanquin Research at CLB and Landsteiner Laboratory, Academic Medical Centre, University of Amsterdam, The Netherlands
Blood 108:584-90. 2006..4 haplotype of the FCGR2B promoter with increased transcriptional activity in individuals with 1:1 ratios and the more common low-expression 2B.1 haplotype in individuals with FcgammaRIIa/FcgammaRIIb2 mRNA ratios of 2:1, 3:1, or 4:1...
Long-term experience with combination antiretroviral therapy that contains nelfinavir for up to 7 years in a pediatric cohortHenriette J Scherpbier
Emma Children s Hospital, Academic Medical Center, Amsterdam, The Netherlands
Pediatrics 117:e528-36. 2006..We sought to provide long-term data on the clinical, immunologic, and virologic response to highly active antiretroviral therapy in infants and children who are naive to protease inhibitors...
Persistent humoral immune defect in highly active antiretroviral therapy-treated children with HIV-1 infection: loss of specific antibodies against attenuated vaccine strains and natural viral infectionVincent Bekker
Emma Children's Hospital, Academic Medical Center, Room G8-205, Meibergdreef 9, 1105 AZ Amsterdam, Netherlands
Pediatrics 118:e315-22. 2006..Despite immune reconstitution, antibodies against live-attenuated vaccine and wild-type natural virus strains disappear over time in up to 40% of children with HIV-1 infection...
Population pharmacokinetics and pharmacodynamics of nelfinavir and its active metabolite M8 in HIV-1-infected childrenKristel M L Crommentuyn
Department of Pharmacy and Pharmacology, Slotervaart Hospital, Amsterdam, The Netherlands
Pediatr Infect Dis J 25:538-43. 2006....
Viral dynamics after starting first-line HAART in HIV-1-infected childrenVincent Bekker
Emma Children s Hospital, Academic Medical Center, The Netherlands
AIDS 20:517-23. 2006..Therefore viral decay and time to reach a pVL of < 400 copies/ml during the first weeks after starting HAART were studied in a cohort of HIV-1-infected children...
A neonate with macrosomia, cardiomyopathy and hepatomegaly born to an HIV-infected motherMieke H Godfried
Department of Internal Medicine, AMC, Amsterdam, The Netherlands
Eur J Pediatr 164:190-2. 2005
Once-daily highly active antiretroviral therapy for HIV-infected children: safety and efficacy of an efavirenz-containing regimenHenriette J Scherpbier
Emma Children s Hospital, Academic Medical Center, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Pediatrics 119:e705-15. 2007....
Polymorphisms in the mannose-binding lectin gene as determinants of age-defined risk of coronary artery lesions in Kawasaki diseaseMaarten H Biezeveld
Emma Children s Hospital, Academic Medical Centre, University of Amsterdam, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Arthritis Rheum 54:369-76. 2006..To evaluate the relationship between polymorphisms in the gene coding for mannose-binding lectin (MBL) and the occurrence of coronary artery lesions (CALs) among different age groups of patients with Kawasaki disease...
Early determinants of long-term T-cell reconstitution after hematopoietic stem cell transplantation for severe combined immunodeficiencyJose A Borghans
Department of Immunology, University Medical Center Utrecht, The Netherlands
Blood 108:763-9. 2006..Frequent monitoring of T-cell immunity and TREC numbers early after HSCT may thus serve to timely identify patients who will fail to reconstitute properly and who may need additional treatment...
Fulminant mulch pneumonitis: an emergency presentation of chronic granulomatous diseaseSophia Siddiqui
Laboratory of Immune Regulation, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892, USA
Clin Infect Dis 45:673-81. 2007..In patients with CGD, invasive pulmonary infection with Aspergillus species remains the greatest cause of mortality and is typically insidious in onset. Acute fulminant presentations of fungal pneumonia are catastrophic...
Granulocyte colony-stimulating factor delays neutrophil apoptosis by inhibition of calpains upstream of caspase-3Bram J van Raam
Sanquin Research and Landsteiner Laboratory, Department of Blood Cell Research and Phagocytes, Amsterdam, The Netherlands
Blood 112:2046-54. 2008..Thus, neutrophil apoptosis is controlled by G-CSF after initial activation of caspase-8 and mitochondrial permeabilization by the control of postmitochondrial calpain activity...
Mitochondrial membrane potential in human neutrophils is maintained by complex III activity in the absence of supercomplex organisationBram J van Raam
Department of Blood Cell Research, Sanquin Research and Landsteiner Laboratory, Amsterdam, The Netherlands
PLoS ONE 3:e2013. 2008..We investigated the source of Deltapsi(m) in neutrophils, as compared to peripheral blood mononuclear leukocytes and HL-60 cells, and whether neutrophils can still utilise this Deltapsi(m) for the generation of ATP...
Increased attack rate of meningococcal disease in children with a pregnant motherElske J van Gils
Emma Children's Hospital, Amsterdam, The Netherlands
Pediatrics 115:e590-3. 2005..Mechanisms by which the presence of a pregnant mother in a family affects the attack rate of meningococcal disease in her children need additional investigation...
Human coronavirus NL63 and 229E seroconversion in childrenRonald Dijkman
Department of Medical Microbiology, Laboratory of Experimental Virology, Center for Infection and Immunity Amsterdam, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
J Clin Microbiol 46:2368-73. 2008..5 to 3.5 years were HCoV-NL63 and HCoV-229E seropositive, respectively. We conclude that on average, HCoV-NL63 and HCoV-229E seroconversion occurs before children reach the age of 3.5 years...
Human coronavirus NL63 is not detected in the respiratory tracts of children with acute Kawasaki diseaseChisato Shimizu
Department of Pediatrics, University of California, San Diego, School of Medicine, La Jolla, 92093, USA
J Infect Dis 192:1767-71. 2005..Only 1 (2%) of 48 patients with acute KD was positive by RT-PCR for HCoV-NL63/NH in a nasopharyngeal swab. These data do not support an association between these HCoVs and KD...
Complement receptor 3 and Toll-like receptor 4 act sequentially in uptake and intracellular killing of unopsonized Salmonella enterica serovar Typhimurium by human neutrophilsRobin van Bruggen
Sanquin Research, Plesmanlaan 125, 1066 CX Amsterdam, The Netherlands
Infect Immun 75:2655-60. 2007..In sum, our data identify the sequential recognition of unopsonized Salmonella strains by CR3 and TLR4 as essential events in the efficient uptake and killing of this intracellular pathogen...
