BCR-ABL1 F317L

The present study demonstrated that a half of baseline conc ABPIs in combination with ASC is as effective as other ABPIs not just in WT but also in other ABL1 KDM CML cell lines. Different CML cell lines harboring different ABL KDM has different treatment spectrum on optimal ABPI drug as well as optimal drug conc. This result will be useful to design future clinical trial of dual blockade of ASC with other ABPIs considering the ABL KDM profiles.

He was treated with imatinib, nilotinib, and dasatinib, but failed to achieve a complete cytogenetic response (CCyR). Chronic renal failure may cause hyperabsorption and metabolic retardation in patients receiving PON. Initiation of hemodialysis may improve homeostasis resulting in enhanced anti-tumor immunity against CML.

Dasatinib in combination with a two-week vincristine and glucocorticoids regimen were administered, followed by sequential infusions of CD19 and CD22 CAR-T cells. Conclusions Dasatinib in combination with CAR-T cell therapy has enabled chemotherapy-free treatment in newly diagnosed Ph-positive ALL. This treatment is characterized by high complete molecular response, high long-term survival, low toxicity and short treatment cycles.

In summary, our newly developed assay can be used for kinase domain mutation analysis from clinical samples and with very good sensitivity of 2%, which is in a well-acceptable range of 1% to 3% and is available on commonly used the Ion Torrent platform. This ability of the assay in detecting low-level variants and even compound variants makes it very important for selection of appropriate TKIs for CML patients.

One patient had co-expression of e14a2 and e14a8 transcripts. The results identify candidate single nucleotide variants and co-expressed BCR-ABL1 transcripts in cellular resistance to imatinib.

P1, N=12, Active, not recruiting, Memorial Sloan Kettering Cancer Center | Trial completion date: Jun 2023 --> Jun 2025 | Trial primary completion date: Jun 2023 --> Jun 2025

In conclusion, there is no significant difference in BCR-ABL1 KD mutations between Han and ethnic minority patients. NGS has a higher mutation detection rate than SS, and can detect compound variants and genes with lower mutation frequency that are not detected by SS.

The probability of treatment discontinuation did not significantly differ for ponatinib in second, third or subsequent line of therapy (p=0.58). Conclusion This real-life investigation shows that ponatinib dose reductions were mainly performed in the absence of reported toxicity rather than owing to the occurrence of adverse reactions.

P1, N=12, Active, not recruiting, Memorial Sloan Kettering Cancer Center | Trial completion date: Jun 2021 --> Jun 2023 | Trial primary completion date: Jun 2021 --> Jun 2023

Although dasatinib and nilotinib have been approved as second-line therapies that could overcome some of these mutants, the most prevalent gatekeeper T315I mutant remains unconquered. CHMFL-48 also exhibited great anti-leukemic efficacies in vivo in K562 cells and p210-T315I-transformed BaF3 cell-inoculated murine models. This discovery extended the pharmacological diversity of BCR-ABL kinase inhibitors and provided more potential options for anti-CML therapies.

P, N=200, Recruiting, Wuhan Union Hospital, China

Vodobatinib was evaluated over 9 escalating doses. Comparable and promising efficacy was noted in both PT (50% CCyR) and PN (67% CCyR) groups, meriting further study of vodobatinib as a potential new agent for treatment of previously treated CP-CML.

In patient #6, G645delinsGWfs was found at the diagnosis and on the 3rd line nilotinib treatment...In patient #3, the CSF3R mutation A593V was found at diagnosis and confirmed 14 months after the imatinib initiation...Despite the clonal hematopoiesis with somatic mutations is considered as age-related phenomenon, in AYA CML patients, it may represent a critical problem in achieving sustained molecular response on solo TKI therapy, or even worse, it may result in higher risk of therapy failure and disease progression. Supported by MZCR 00023736

P1, N=12, Active, not recruiting, Memorial Sloan Kettering Cancer Center | Trial completion date: Jun 2020 --> Jun 2021 | Trial primary completion date: Jun 2020 --> Jun 2021