Publications by authors named "Rashida Z Mustafa"

Article Synopsis
  • Ibrutinib, a treatment for chronic lymphocytic leukemia (CLL), causes a rapid increase in blood lymphocytes, mainly due to CLL cells moving from lymphoid tissues into the bloodstream.
  • In a clinical trial, patients taking ibrutinib showed a significant reduction in CLL cell adhesion to fibronectin within days, while the effect on migration to other signals was less pronounced.
  • The study suggests that inhibiting specific adhesion pathways (BTK and VLA-4) may lead to a better understanding of how ibrutinib induces lymphocytosis and potentially weakens CLL cell survival signals in their environment.
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Chronic lymphocytic leukemia (CLL) cells depend on microenvironmental factors for proliferation and survival. In particular, tissue-resident CLL cells show prominent activation of both B-cell receptor (BCR) and NF-κB pathways. We evaluated the in vivo effects of ibrutinib, a Bruton tyrosine kinase (BTK) inhibitor on tumor cell activation and proliferation in the blood, lymph node, and bone marrow of patients with CLL.

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