Genetic marker for early breast cancer prognosis prediction and diagnosis, and use thereof

    公开(公告)号:US10655187B2

    公开(公告)日:2020-05-19

    申请号:US16155220

    申请日:2018-10-09

    Applicant: GENCURIX INC.

    Abstract: The present invention relates to a gene for predicting or diagnosing the prognosis of early-stage breast cancer and to a use thereof, and more specifically relates to a genetic marker for predicting or diagnosing the prognosis of breast cancer, including TRBC1 (T cell receptor beta constant 1), BTN3A2 (butyrophilin, subfamily 3, member A2) or HLA-DPA1 (major histocompatibility complex, class II, DP alpha 1) for providing information necessary for predicting or diagnosing the prognosis of a breast cancer patient. The genetic marker of the present invention allows the prediction or diagnosis of the prognosis of a breast cancer patient, and can therefore advantageously be used for the purpose of providing a direction as to the future course of breast cancer treatment, including a decision on whether anticancer therapy is necessary.

    Data processing, analysis method of gene expression data to identify endogenous reference genes

    公开(公告)号:US10304561B2

    公开(公告)日:2019-05-28

    申请号:US15582330

    申请日:2017-04-28

    Abstract: Disclosed are data processing and analysis methods for gene expression data for identifying endogenous reference genes and a composition for the quantitative analysis of gene expression, comprising a pair of primers and/or probes useful in amplifying the identified endogenous reference genes. Introduced with the concepts of “Zero's proportion” and CV, the method allows different datasets to be integrally analyzed, thereby searching for novel reference genes. By the method, 2,087 genes are first found as housekeeping genes which are expressed in most tissues, and the usefulness thereof in the relative quantification of different target genes is determined by analyzing their expression stability. Of the 2,087 genes, 13 genes show higher expression stability with lower expression levels across a wide range of samples than traditional reference genes such as GAPDH and ACTS, and therefore are suitable for the normalization of universal genes having relatively low expression levels.

    METHODS FOR PREDICTING THE PROGNOSIS OF BREAST CANCER PATIENT

    公开(公告)号:US20180216199A1

    公开(公告)日:2018-08-02

    申请号:US15938633

    申请日:2018-03-28

    Applicant: GENCURIX INC.

    CPC classification number: C12Q1/6886 C12Q1/68 C12Q2600/118 C12Q2600/158

    Abstract: The present invention relates to a method of predicting the effectiveness of chemotherapy in a breast cancer patient, and more particularly, to a method for predicting the effectiveness of chemotherapy by measuring the expression levels of genes for predicting prognosis of breast cancer and a standard gene in a biological sample obtained from the breast cancer patient, and a method for predicting the difference between a patient group having a high effectiveness of chemotherapy and a patient group having a low effectiveness of chemotherapy.Therefore, the method of the present invention can accurately predict the effectiveness of chemotherapy for the breast cancer patient and can be used for the purpose of presenting clues about the direction of breast cancer treatment in the future.

    METHODS FOR PREDICTING EFFECTIVENESS OF CHEMOTHERAPY FOR A BREAST CANCER PATIENT

    公开(公告)号:US20180216198A1

    公开(公告)日:2018-08-02

    申请号:US15938331

    申请日:2018-03-28

    Applicant: GENCURIX INC.

    Abstract: The present invention relates to a method of predicting the effectiveness of chemotherapy in a breast cancer patient, and more particularly, to a method for predicting the effectiveness of chemotherapy by measuring the expression levels of genes for predicting prognosis of breast cancer and a standard gene in a biological sample obtained from the breast cancer patient, and a method for predicting the difference between a patient group having a high effectiveness of chemotherapy and a patient group having a low effectiveness of chemotherapy.Therefore, the method of the present invention can accurately predict the effectiveness of chemotherapy for the breast cancer patient, and can be used for the purpose of presenting clues about the direction of breast cancer treatment in the future.

    DATA PROCESSING, ANALYSIS METHOD OF GENE EXPRESSION DATA TO IDENTIFY ENDOGENOUS REFERENCE GENES

    公开(公告)号:US20180068057A1

    公开(公告)日:2018-03-08

    申请号:US15582330

    申请日:2017-04-28

    Abstract: Disclosed are data processing and analysis methods for gene expression data for identifying endogenous reference genes and a composition for the quantitative analysis of gene expression, comprising a pair of primers and/or probes useful in amplifying the identified endogenous reference genes. Introduced with the concepts of “Zero's proportion” and CV, the method allows different datasets to be integrally analyzed, thereby searching for novel reference genes. By the method, 2,087 genes are first found as housekeeping genes which are expressed in most tissues, and the usefulness thereof in the relative quantification of different target genes is determined by analyzing their expression stability. Of the 2,087 genes, 13 genes show higher expression stability with lower expression levels across a wide range of samples than traditional reference genes such as GAPDH and ACTS, and therefore are suitable for the normalization of universal genes having relatively low expression levels.

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