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  1. Last 7 days
    1. Testing ERBB2 p.L755S kinase domain mutation as a druggable target in a patient with advanced colorectal cancer

      [Paper-level Aggregated] PMCID: PMC5002925

      Evidence Type(s): Oncogenic, Predictive, Functional

      Justification: Oncogenic: The ERBB2 p.L755S mutation is described as likely being an activating mutation, indicating its potential role in driving cancer progression. Predictive: The presence of the ERBB2 p.L755S mutation guided the treatment decision to use trastuzumab, suggesting its predictive value for response to targeted therapy. Functional: The biological effect of the detected mutations was predicted using algorithms, indicating an assessment of their functional impact on tumor behavior.

      Gene→Variant (gene-first): BRAF(673):c.1742A>G ERBB2(2064):c.2264T>C APC(324):c.4285delC BRAF(673):p.Asn581Ser APC(324):p.Gln1429fs ERBB2(2064):p.L755S ERBB2(2064):p.Leu755Ser BRAF(673):p.N581S APC(324):p.Q1429fs BRAF(673):p.N518S

      Genes: BRAF(673) ERBB2(2064) APC(324)

      Variants: c.1742A>G c.2264T>C c.4285delC p.Asn581Ser p.Gln1429fs p.L755S p.Leu755Ser p.N581S p.Q1429fs p.N518S

    2. Recent advances in molecular profiling technologies allow genetic driver events in individual tumors to be identified. The hypothesis behind this ongoing molecular profiling effort is that improvement in patients' clinic

      [Paragraph-level] PMCID: PMC5002925 Section: ABSTRACT PassageIndex: 1

      Evidence Type(s): Predictive, Oncogenic

      Justification: Predictive: The passage discusses the treatment of a patient with advanced colorectal cancer using trastuzumab based on the presence of the ERBB2 p.L755S mutation, indicating a correlation with therapy response. Oncogenic: The mention of the ERBB2 p.L755S mutation as a genetic driver event in the context of advanced colorectal cancer suggests its role in tumor development or progression.

      Gene→Variant (gene-first): 2064:p.L755S 673:p.N581S 324:p.Q1429fs

      Genes: 2064 673 324

      Variants: p.L755S p.N581S p.Q1429fs

    3. In June 2013, profiling of sample 2 (tumor cell content 80%) using matrix-assisted laser desorption/ionization time-of-flight (MALDI-TOF) mass spectrometry (detailed in the Methods section) showed a heterozygous somatic

      [Paragraph-level] PMCID: PMC5002925 Section: RESULTS PassageIndex: 6

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses heterozygous somatic mutations, including ERBB2 p.L755S, APC p.Q1429fs, and BRAF p.N518S, which are associated with tumor development and progression, indicating their oncogenic potential. Functional: The passage mentions that the biological effect of the detected mutations was predicted using algorithms, suggesting an alteration in molecular or biochemical function related to these variants.

      Gene→Variant (gene-first): 2064:p.L755S 673:p.N518S 673:p.N581S 324:p.Q1429fs

      Genes: 2064 673 324

      Variants: p.L755S p.N518S p.N581S p.Q1429fs

    4. A 35-yr-old male, who was treated with a laparoscopic low anterior resection in June 2008 for a stage I (pT2N0M0) KRAS and NRAS wild-type, moderately differentiated, microsatellite stable rectal adenocarcinoma, developed

      [Paragraph-level] PMCID: PMC5002925 Section: RESULTS PassageIndex: 3

      Evidence Type(s): Predictive, Oncogenic

      Justification: Predictive: The passage discusses the treatment response to therapies such as trastuzumab and FOLFIRI, which are influenced by the presence of specific somatic mutations, indicating a correlation between the variants and treatment response. Oncogenic: The passage identifies somatic mutations in the tumors that are associated with tumor development and progression, particularly noting the likely activating mutation in the ERBB2 p.L755S variant.

      Gene→Variant (gene-first): 673:c.1742A>G 2064:c.2264T>C 324:c.4285delC 673:p.Asn581Ser 324:p.Gln1429fs 2064:p.L755S 2064:p.Leu755Ser 673:p.N581S 324:p.Q1429fs

      Genes: 673 2064 324

      Variants: c.1742A>G c.2264T>C c.4285delC p.Asn581Ser p.Gln1429fs p.L755S p.Leu755Ser p.N581S p.Q1429fs

    5. Recent advances in molecular profiling technologies allow genetic driver events in individual tumors to be identified. The hypothesis behind this ongoing molecular profiling effort is that improvement in patients' clinic

      [Paragraph-level] PMCID: PMC5002925 Section: ABSTRACT PassageIndex: 1

      Evidence Type(s): Predictive, Oncogenic

      Justification: Predictive: The passage discusses the treatment of a patient with advanced colorectal cancer using trastuzumab based on the presence of the ERBB2 p.L755S mutation, indicating a correlation with therapy response. Oncogenic: The mention of the ERBB2 p.L755S mutation as a genetic driver event in the context of advanced colorectal cancer suggests its role in tumor development or progression.

      Gene→Variant (gene-first): 2064:p.L755S 673:p.N581S 324:p.Q1429fs

      Genes: 2064 673 324

      Variants: p.L755S p.N581S p.Q1429fs

    6. In June 2013, profiling of sample 2 (tumor cell content 80%) using matrix-assisted laser desorption/ionization time-of-flight (MALDI-TOF) mass spectrometry (detailed in the Methods section) showed a heterozygous somatic

      [Paragraph-level] PMCID: PMC5002925 Section: RESULTS PassageIndex: 6

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses heterozygous somatic mutations, including ERBB2 p.L755S, APC p.Q1429fs, and BRAF p.N518S, which are associated with tumor development and progression, indicating their oncogenic potential. Functional: The passage mentions that the biological effect of the detected mutations was predicted using algorithms, suggesting an alteration in molecular or biochemical function related to these variants.

      Gene→Variant (gene-first): 2064:p.L755S 673:p.N518S 673:p.N581S 324:p.Q1429fs

      Genes: 2064 673 324

      Variants: p.L755S p.N518S p.N581S p.Q1429fs

    7. A 35-yr-old male, who was treated with a laparoscopic low anterior resection in June 2008 for a stage I (pT2N0M0) KRAS and NRAS wild-type, moderately differentiated, microsatellite stable rectal adenocarcinoma, developed

      [Paragraph-level] PMCID: PMC5002925 Section: RESULTS PassageIndex: 3

      Evidence Type(s): Predictive, Oncogenic

      Justification: Predictive: The passage discusses the treatment response to therapies such as trastuzumab and FOLFIRI, which are influenced by the presence of specific somatic mutations, indicating a correlation between the variants and treatment response. Oncogenic: The passage identifies somatic mutations in the tumors that are associated with tumor development and progression, particularly noting the likely activating mutation in the ERBB2 p.L755S variant.

      Gene→Variant (gene-first): 673:c.1742A>G 2064:c.2264T>C 324:c.4285delC 673:p.Asn581Ser 324:p.Gln1429fs 2064:p.L755S 2064:p.Leu755Ser 673:p.N581S 324:p.Q1429fs

      Genes: 673 2064 324

      Variants: c.1742A>G c.2264T>C c.4285delC p.Asn581Ser p.Gln1429fs p.L755S p.Leu755Ser p.N581S p.Q1429fs