Ibrutinib treatment affects collagen and von Willebrand factor-dependent platelet functions.
Identifieur interne : 001E96 ( Ncbi/Curation ); précédent : 001E95; suivant : 001E97Ibrutinib treatment affects collagen and von Willebrand factor-dependent platelet functions.
Auteurs : Marie Levade [France] ; Elodie David [France] ; Cédric Garcia [France] ; Pierre-Alexandre Laurent [France] ; Sarah Cadot [France] ; Anne-Sophie Michallet [France] ; Jean-Claude Bordet [France] ; Constantine Tam ; Pierre Sié [France] ; Loïc Ysebaert [France] ; Bernard Payrastre [France]Source :
- Blood [ 1528-0020 ] ; 2014.
Descripteurs français
- KwdFr :
- Activation plaquettaire, Adhésivité plaquettaire, Antienzymes (), Collagène (), Diméthylsulfoxyde (), Facteur de von Willebrand (), Humains, Hémostase, Héparine (), Phospholipase C gamma (), Phosphorylation, Plaquettes (), Plaquettes (cytologie), Pyrazoles (), Pyrimidines (), Résistance au cisaillement, Études longitudinales.
- MESH :
- cytologie : Plaquettes.
- Activation plaquettaire, Adhésivité plaquettaire, Antienzymes, Collagène, Diméthylsulfoxyde, Facteur de von Willebrand, Humains, Hémostase, Héparine, Phospholipase C gamma, Phosphorylation, Plaquettes, Pyrazoles, Pyrimidines, Résistance au cisaillement, Études longitudinales.
English descriptors
- KwdEn :
- Blood Platelets (cytology), Blood Platelets (drug effects), Collagen (chemistry), Dimethyl Sulfoxide (chemistry), Enzyme Inhibitors (chemistry), Hemostasis, Heparin (chemistry), Humans, Longitudinal Studies, Phospholipase C gamma (chemistry), Phosphorylation, Platelet Activation, Platelet Adhesiveness, Pyrazoles (chemistry), Pyrimidines (chemistry), Shear Strength, von Willebrand Factor (chemistry).
- MESH :
- chemical , chemistry : Collagen, Dimethyl Sulfoxide, Enzyme Inhibitors, Heparin, Phospholipase C gamma, Pyrazoles, Pyrimidines, von Willebrand Factor.
- cytology : Blood Platelets.
- drug effects : Blood Platelets.
- Hemostasis, Humans, Longitudinal Studies, Phosphorylation, Platelet Activation, Platelet Adhesiveness, Shear Strength.
Abstract
The oral Bruton's tyrosine kinase inhibitor, ibrutinib, has recently demonstrated high efficiency in patients with relapsed B-cell malignancies. Occurrence of bleeding events has been reported in a subgroup of ibrutinib-treated patients. We demonstrate that ibrutinib selectively inhibits platelet signaling and functions downstream of the collagen receptor glycoprotein VI and strongly affects firm platelet adhesion on von Willebrand factor (VWF) under arterial flow. A longitudinal study of 14 patients indicated a correlation between occurrence of bleeding events and decreased platelet aggregation in response to collagen in platelet-rich plasma and firm adhesion on VWF under arterial flow. The addition of 50% untreated platelets was sufficient to efficiently reverse the effects of ibrutinib, and platelet functions recovered after treatment interruption as physiological platelet renewal occurred. These data have important clinical implications and provide a basis for hemostasis management during ibrutinib treatment.
DOI: 10.1182/blood-2014-06-583294
PubMed: 25305202
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Constantine Tam<affiliation><nlm:affiliation>Department of Hematology, Peter MacCallum Cancer Center, East Melbourne, VIC, Australia; and.</nlm:affiliation>
<wicri:noCountry code="subField">Australia; and</wicri:noCountry>
</affiliation>
Le document en format XML
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<author><name sortKey="Bordet, Jean Claude" sort="Bordet, Jean Claude" uniqKey="Bordet J" first="Jean-Claude" last="Bordet">Jean-Claude Bordet</name>
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<profileDesc><textClass><keywords scheme="KwdEn" xml:lang="en"><term>Blood Platelets (cytology)</term>
<term>Blood Platelets (drug effects)</term>
<term>Collagen (chemistry)</term>
<term>Dimethyl Sulfoxide (chemistry)</term>
<term>Enzyme Inhibitors (chemistry)</term>
<term>Hemostasis</term>
<term>Heparin (chemistry)</term>
<term>Humans</term>
<term>Longitudinal Studies</term>
<term>Phospholipase C gamma (chemistry)</term>
<term>Phosphorylation</term>
<term>Platelet Activation</term>
<term>Platelet Adhesiveness</term>
<term>Pyrazoles (chemistry)</term>
<term>Pyrimidines (chemistry)</term>
<term>Shear Strength</term>
<term>von Willebrand Factor (chemistry)</term>
</keywords>
<keywords scheme="KwdFr" xml:lang="fr"><term>Activation plaquettaire</term>
<term>Adhésivité plaquettaire</term>
<term>Antienzymes ()</term>
<term>Collagène ()</term>
<term>Diméthylsulfoxyde ()</term>
<term>Facteur de von Willebrand ()</term>
<term>Humains</term>
<term>Hémostase</term>
<term>Héparine ()</term>
<term>Phospholipase C gamma ()</term>
<term>Phosphorylation</term>
<term>Plaquettes ()</term>
<term>Plaquettes (cytologie)</term>
<term>Pyrazoles ()</term>
<term>Pyrimidines ()</term>
<term>Résistance au cisaillement</term>
<term>Études longitudinales</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="chemistry" xml:lang="en"><term>Collagen</term>
<term>Dimethyl Sulfoxide</term>
<term>Enzyme Inhibitors</term>
<term>Heparin</term>
<term>Phospholipase C gamma</term>
<term>Pyrazoles</term>
<term>Pyrimidines</term>
<term>von Willebrand Factor</term>
</keywords>
<keywords scheme="MESH" qualifier="cytologie" xml:lang="fr"><term>Plaquettes</term>
</keywords>
<keywords scheme="MESH" qualifier="cytology" xml:lang="en"><term>Blood Platelets</term>
</keywords>
<keywords scheme="MESH" qualifier="drug effects" xml:lang="en"><term>Blood Platelets</term>
</keywords>
<keywords scheme="MESH" xml:lang="en"><term>Hemostasis</term>
<term>Humans</term>
<term>Longitudinal Studies</term>
<term>Phosphorylation</term>
<term>Platelet Activation</term>
<term>Platelet Adhesiveness</term>
<term>Shear Strength</term>
</keywords>
<keywords scheme="MESH" xml:lang="fr"><term>Activation plaquettaire</term>
<term>Adhésivité plaquettaire</term>
<term>Antienzymes</term>
<term>Collagène</term>
<term>Diméthylsulfoxyde</term>
<term>Facteur de von Willebrand</term>
<term>Humains</term>
<term>Hémostase</term>
<term>Héparine</term>
<term>Phospholipase C gamma</term>
<term>Phosphorylation</term>
<term>Plaquettes</term>
<term>Pyrazoles</term>
<term>Pyrimidines</term>
<term>Résistance au cisaillement</term>
<term>Études longitudinales</term>
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<front><div type="abstract" xml:lang="en">The oral Bruton's tyrosine kinase inhibitor, ibrutinib, has recently demonstrated high efficiency in patients with relapsed B-cell malignancies. Occurrence of bleeding events has been reported in a subgroup of ibrutinib-treated patients. We demonstrate that ibrutinib selectively inhibits platelet signaling and functions downstream of the collagen receptor glycoprotein VI and strongly affects firm platelet adhesion on von Willebrand factor (VWF) under arterial flow. A longitudinal study of 14 patients indicated a correlation between occurrence of bleeding events and decreased platelet aggregation in response to collagen in platelet-rich plasma and firm adhesion on VWF under arterial flow. The addition of 50% untreated platelets was sufficient to efficiently reverse the effects of ibrutinib, and platelet functions recovered after treatment interruption as physiological platelet renewal occurred. These data have important clinical implications and provide a basis for hemostasis management during ibrutinib treatment.</div>
</front>
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