HALOGENATED-HETEROARYL AND OTHER HETEROCYCLIC KINASE INHIBITORS, AND USES THEREOF

    公开(公告)号:US20230348453A1

    公开(公告)日:2023-11-02

    申请号:US17996514

    申请日:2021-04-21

    Abstract: The invention relates to kinase inhibitors, in particular inhibitors of protein kinases including the SIK-family CSF1R, ABL/BCR-ABL, SRC, HCK, PDGFR, KIT and/or their mutants. Although structurally similar to dasatinib, the kinase inhibitors of the invention are distinctive; possessing a particular class of halogenated heteroaryls. Such kinase inhibitors can display one or more certain properties distinct to dasatinib and other structurally similar kinase inhibitors. The kinase inhibitors of the invention or pharmaceutical compositions comprising them may be used in the treatment of a disorder or condition, such as a proliferative disorder, for example, a leukaemia or solid tumour. In particular, these and other structurally similar kinase inhibitors may be used in the treatment of a proliferative disorder—such as a mixed phenotype acute leukaemia (MPAL)—characterised by (inter-alia) the presence of MEF2C protein, a human chromosomal translocation at 11q23, and/or a KMT2A fusion oncoprotein. The kinase inhibitors or pharmaceutical compositions disclosed herein may be used topically to modulate skin pigmentation in a subject, for example to impart UV protection and reduce skin cancer risk.

    Insulin receptor substrate 1 (IRS1) protein SRM/MRM assay

    公开(公告)号:US10054592B2

    公开(公告)日:2018-08-21

    申请号:US15236953

    申请日:2016-08-15

    Abstract: The current disclosure provides for specific peptides from the Insulin Receptor Substrate 1 (IRS1) protein and the derived ionization characteristics of those peptides that are advantageous for quantifying the IRS1 directly in formalin fixed biological samples by the method of Selected Reaction Monitoring (SRM) mass spectrometry. Such fixed biological samples include: formalin-fixed tissue/cells, formalin-fixed/paraffin embedded (FFPE) tissue/cells, FFPE tissue blocks and cells from those blocks, and formalin fixed and paraffin embedded tissue culture cells. IRS1 protein is quantitated in biological samples by the method of SRM/MRM mass spectrometry by quantitating one or more of the peptides described herein. The peptides can be quantitated if they reside in a modified or an unmodified form. Examples of potentially modified forms of an IRS1 peptides include those bearing phosphorylation of a tyrosine, threonine, serine, and/or other amino acid residues within the peptide sequence.

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