PKC412 inhibits in vitro growth of neoplastic human mast cells expressing the D816V-mutated variant of KIT: comparison with AMN107, imatinib, and cladribine (2CdA) and evaluation of cooperative drug effects.

Author: AichbergerKarl J, BöhmAlexandra, DerdakSophia, FabbroDoriano, GleixnerKaroline V, GruzeAlexander, ManleyPaul W, MayerhoferMatthias, PicklWinfried F, SamorapoompichitPuchit, SillaberChristian, SonneckKaroline, ValentPeter

Paper Details 
Original Abstract of the Article :
In most patients with systemic mastocytosis (SM), including aggressive SM and mast cell leukemia (MCL), neoplastic cells express the oncogenic KIT mutation D816V. KIT D816V is associated with constitutive tyrosine kinase (TK) activity and thus represents an attractive drug target. However, imatinib ...See full text at original site
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引用元:
https://doi.org/10.1182/blood-2005-07-3022

データ提供:米国国立医学図書館(NLM)

Targeting Mast Cell Leukemia: PKC412 and AMN107 Show Promise

This research delves into the complexities of systemic mastocytosis (SM), a rare disease characterized by the overgrowth of mast cells. It's like a desert mirage – where a seemingly harmless landscape is actually a deceptive and difficult challenge. The study focuses on the D816V mutation in the KIT gene, a genetic alteration that drives the growth and survival of neoplastic mast cells in many SM patients. This mutation makes the disease particularly challenging to treat, as many conventional therapies are ineffective. The research highlights the potential of two novel tyrosine kinase inhibitors, PKC412 and AMN107, in effectively inhibiting the growth of mast cells harboring the D816V mutation. Both PKC412 and AMN107 showed promising results in laboratory experiments, effectively inhibiting the growth of mast cells with the D816V mutation, suggesting that they could be valuable therapeutic options for patients with SM.

A Potential Weapon Against Mast Cell Leukemia: PKC412 and AMN107

The study found that PKC412 and AMN107 effectively inhibited the growth of mast cells with the D816V mutation. These drugs are like a pair of oasis-seeking camels – each with unique abilities to navigate the harsh landscape of this disease. The researchers observed that both drugs induced apoptosis (programmed cell death) in the mast cells, ultimately leading to their destruction. Furthermore, both drugs were found to downregulate the expression of CD2 and CD63, two proteins associated with the surface of mast cells. These findings offer hope for patients with SM, as these drugs may be able to successfully target and eliminate the cancerous mast cells.

New Avenues for Treating Systemic Mastocytosis: Understanding the Potential of PKC412 and AMN107

This research provides exciting new avenues for the treatment of SM, a disease that has long been difficult to manage. The findings highlight the potential of PKC412 and AMN107 as targeted therapies for patients with SM. This research adds to the growing understanding of the disease and offers hope for developing more effective treatment strategies.

Dr. Camel's Conclusion

This research offers a ray of hope in the vast, unforgiving desert of systemic mastocytosis. The findings suggest that PKC412 and AMN107 may provide much-needed relief for patients struggling with this disease. It is a testament to the tireless efforts of researchers to understand and overcome this complex challenge.

Date :
  1. Date Completed 2006-02-07
  2. Date Revised 2022-03-31
Further Info :

Pubmed ID

16189265

DOI: Digital Object Identifier

10.1182/blood-2005-07-3022

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