{"id":43930,"date":"2026-05-20T16:40:36","date_gmt":"2026-05-20T12:40:36","guid":{"rendered":"https:\/\/dnagtx.com\/?p=43930"},"modified":"2026-05-20T17:07:04","modified_gmt":"2026-05-20T13:07:04","slug":"brca-somatic-alterations-precision-oncology","status":"publish","type":"post","link":"https:\/\/dnagtx.com\/chinese\/brca-somatic-alterations-precision-oncology\/","title":{"rendered":"BRCA Somatic Alterations in Cancer: Advancing Precision Oncology"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"43930\" class=\"elementor elementor-43930\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"has_eae_slider elementor-element elementor-element-2fa75665 e-flex e-con-boxed e-con e-parent\" data-eae-slider=\"27167\" data-id=\"2fa75665\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t\t<div 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data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">BRCA Somatic Alterations in Cancer: Advancing Precision Oncology<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65114d35 elementor-widget elementor-widget-heading\" data-id=\"65114d35\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/dnagtx.com\/\">Home<\/a> &gt; <a href=\"https:\/\/dnagtx.com\/blogs\/\">Blogs<\/a> &gt; <span style=\"color: #8D8D8D\">BRCA Somatic Alterations in Cancer: Advancing Precision Oncology<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e92856e elementor-mobile-align-center elementor-widget elementor-widget-post-info\" data-id=\"1e92856e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-8ea5dde elementor-inline-item\" itemprop=\"author\">\n\t\t\t\t\t\t<a href=\"https:\/\/dnagtx.com\/chinese\/author\/dnagtx\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-user-circle\" viewBox=\"0 0 496 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M248 104c-53 0-96 43-96 96s43 96 96 96 96-43 96-96-43-96-96-96zm0 144c-26.5 0-48-21.5-48-48s21.5-48 48-48 48 21.5 48 48-21.5 48-48 48zm0-240C111 8 0 119 0 256s111 248 248 248 248-111 248-248S385 8 248 8zm0 448c-49.7 0-95.1-18.3-130.1-48.4 14.9-23 40.4-38.6 69.6-39.5 20.8 6.4 40.6 9.6 60.5 9.6s39.7-3.1 60.5-9.6c29.2 1 54.7 16.5 69.6 39.5-35 30.1-80.4 48.4-130.1 48.4zm162.7-84.1c-24.4-31.4-62.1-51.9-105.1-51.9-10.2 0-26 9.6-57.6 9.6-31.5 0-47.4-9.6-57.6-9.6-42.9 0-80.6 20.5-105.1 51.9C61.9 339.2 48 299.2 48 256c0-110.3 89.7-200 200-200s200 89.7 200 200c0 43.2-13.9 83.2-37.3 115.9z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-author\">\n\t\t\t\t\t\t\t\t\t\tDNA GTx\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-18b3199 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/dnagtx.com\/chinese\/2026\/05\/20\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>20 5 \u6708, 2026<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-a19d65d elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-clock\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm61.8-104.4l-84.9-61.7c-3.1-2.3-4.9-5.9-4.9-9.7V116c0-6.6 5.4-12 12-12h32c6.6 0 12 5.4 12 12v141.7l66.8 48.6c5.4 3.9 6.5 11.4 2.6 16.8L334.6 349c-3.9 5.3-11.4 6.5-16.8 2.6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-time\">\n\t\t\t\t\t\t\t\t\t\t<time>4:40 \u4e0b\u5348<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-3b3b6944 e-con-full e-flex e-con e-child\" data-eae-slider=\"83622\" data-id=\"3b3b6944\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5650f779 elementor-widget-widescreen__width-inherit elementor-widget__width-inherit elementor-widget elementor-widget-image\" data-id=\"5650f779\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"2058\" height=\"764\" src=\"https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-1.webp\" class=\"attachment-full size-full wp-image-43935\" alt=\"\" srcset=\"https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-1.webp 2058w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-1-300x111.webp 300w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-1-1024x380.webp 1024w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-1-768x285.webp 768w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-1-1536x570.webp 1536w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-1-2048x760.webp 2048w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-1-18x7.webp 18w\" sizes=\"(max-width: 2058px) 100vw, 2058px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e5cacc elementor-widget elementor-widget-heading\" data-id=\"5e5cacc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Understanding BRCA somatic alterations in cancer<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68619051 elementor-widget elementor-widget-heading\" data-id=\"68619051\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Cancer develops through the accumulation of genetic alterations that disrupt normal cellular regulation and genomic stability. Among the most clinically significant alterations are mutations affecting the BRCA1 and BRCA2 genes [1].<\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a56ed4a elementor-widget elementor-widget-heading\" data-id=\"a56ed4a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">BRCA1 and BRCA2 are tumor suppressor genes that play a central role in repairing DNA double-strand breaks through the homologous recombination repair (HRR) pathway. When these genes become altered, the cell\u2019s ability to accurately repair DNA damage is compromised, leading to genomic instability and cancer progression [2].<\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b252018 elementor-widget elementor-widget-text-editor\" data-id=\"b252018\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Unlike inherited (germline) BRCA variants, <strong>somatic BRCA alterations<\/strong> arise directly within tumor cells during a person\u2019s lifetime and are not inherited or passed to family members. These alterations may occur in several cancer types, including:<\/p><ul><li>Breast cancer<\/li><li>Ovarian cancer<\/li><li>Prostate cancer<\/li><li>Pancreatic cancer<\/li><\/ul><p>The identification of somatic BRCA alterations has become increasingly important in modern oncology because these molecular changes may influence prognosis, therapeutic response, and eligibility for targeted treatment strategies [3].<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aa081a9 elementor-widget elementor-widget-heading\" data-id=\"aa081a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What is somatic BRCA testing?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40619af elementor-widget elementor-widget-heading\" data-id=\"40619af\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Somatic BRCA testing is a molecular analysis performed on tumor tissue or circulating tumor DNA (ctDNA) to identify acquired pathogenic or likely pathogenic alterations in the BRCA1 or BRCA2 genes.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b4fde0f elementor-widget elementor-widget-heading\" data-id=\"b4fde0f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Importantly, this test:<\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-08c6b23 elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"08c6b23\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-right\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M285.476 272.971L91.132 467.314c-9.373 9.373-24.569 9.373-33.941 0l-22.667-22.667c-9.357-9.357-9.375-24.522-.04-33.901L188.505 256 34.484 101.255c-9.335-9.379-9.317-24.544.04-33.901l22.667-22.667c9.373-9.373 24.569-9.373 33.941 0L285.475 239.03c9.373 9.372 9.373 24.568.001 33.941z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Evaluates genetic alterations present specifically within tumor cells <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-right\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M285.476 272.971L91.132 467.314c-9.373 9.373-24.569 9.373-33.941 0l-22.667-22.667c-9.357-9.357-9.375-24.522-.04-33.901L188.505 256 34.484 101.255c-9.335-9.379-9.317-24.544.04-33.901l22.667-22.667c9.373-9.373 24.569-9.373 33.941 0L285.475 239.03c9.373 9.372 9.373 24.568.001 33.941z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Does not assess inherited cancer risk on its own <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-right\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M285.476 272.971L91.132 467.314c-9.373 9.373-24.569 9.373-33.941 0l-22.667-22.667c-9.357-9.357-9.375-24.522-.04-33.901L188.505 256 34.484 101.255c-9.335-9.379-9.317-24.544.04-33.901l22.667-22.667c9.373-9.373 24.569-9.373 33.941 0L285.475 239.03c9.373 9.372 9.373 24.568.001 33.941z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Helps identify patients who may benefit from targeted therapies <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-right\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M285.476 272.971L91.132 467.314c-9.373 9.373-24.569 9.373-33.941 0l-22.667-22.667c-9.357-9.357-9.375-24.522-.04-33.901L188.505 256 34.484 101.255c-9.335-9.379-9.317-24.544.04-33.901l22.667-22.667c9.373-9.373 24.569-9.373 33.941 0L285.475 239.03c9.373 9.372 9.373 24.568.001 33.941z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Supports precision treatment selection and clinical decision-making <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f41945b elementor-widget elementor-widget-text-editor\" data-id=\"f41945b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Somatic testing is fundamentally different from germline testing. While germline BRCA analysis evaluates inherited DNA from normal cells, somatic testing focuses on tumor-specific genomic changes acquired during cancer development.<\/p><p>Because some patients with somatic BRCA findings may also carry inherited BRCA variants, additional germline confirmation may be recommended when clinically appropriate.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a184357 elementor-widget elementor-widget-heading\" data-id=\"a184357\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The role of cfDNA liquid biopsy in somatic BRCA testing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-908ea4c elementor-widget elementor-widget-heading\" data-id=\"908ea4c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Somatic BRCA alterations can also be detected through circulating cell-free DNA (cfDNA) liquid biopsy, a minimally invasive testing approach that analyzes tumor-derived DNA fragments circulating in the bloodstream.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-192ebca elementor-widget elementor-widget-heading\" data-id=\"192ebca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">\nUnlike conventional tissue biopsy, cfDNA testing can often be performed using a simple blood sample, providing an alternative when tumor tissue is limited or inaccessible.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d7356bc elementor-widget elementor-widget-heading\" data-id=\"d7356bc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Key advantages of cfDNA liquid biopsy include:<\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bc6c6f elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"1bc6c6f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"icon icon-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Minimally invasive sample collection <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"icon icon-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Faster molecular profiling <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"icon icon-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Real-time monitoring of tumor genomic changes <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"icon icon-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Support for precision therapy selection <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bdde15f elementor-widget elementor-widget-heading\" data-id=\"bdde15f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">The integration of cfDNA analysis into somatic BRCA testing is expanding the role of precision oncology by enabling more accessible and dynamic molecular assessment of cancer.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f3c9f5b elementor-widget elementor-widget-heading\" data-id=\"f3c9f5b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why somatic BRCA testing matters in precision oncology<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3b13440 elementor-widget elementor-widget-text-editor\" data-id=\"3b13440\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The identification of somatic BRCA alterations provides clinically actionable information that can significantly influence cancer management and therapeutic planning.<\/p><p>Patients with BRCA-deficient tumors may benefit from personalized treatment approaches, including:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c4e6d09 elementor-widget elementor-widget-text-editor\" data-id=\"c4e6d09\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Targeted therapy selection<\/strong><\/p><p>Tumors harboring BRCA alterations may demonstrate increased sensitivity to PARP inhibitors, which exploit deficiencies in homologous recombination repair to selectively target cancer cells [4].<\/p><p><strong>Personalized treatment strategies<\/strong><\/p><p>Somatic BRCA findings may help oncologists tailor treatment decisions based on the molecular profile of the tumor, supporting a more individualized approach to cancer care.<\/p><p><strong>Expanded therapeutic opportunities<\/strong><\/p><p>Identification of BRCA alterations may provide eligibility for specific targeted therapies or clinical trials investigating novel precision oncology approaches.<\/p><p><strong>Improved molecular characterization<\/strong><\/p><p>Comprehensive genomic profiling enables deeper understanding of tumor biology, helping clinicians better assess disease behavior and potential therapeutic vulnerabilities.<\/p><p>Together, these advances support the transition from conventional treatment models toward biomarker-driven precision oncology.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f8fae49 elementor-widget elementor-widget-heading\" data-id=\"f8fae49\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">DNA GTx approach to somatic BRCA analysis<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bfa6526 elementor-widget elementor-widget-text-editor\" data-id=\"bfa6526\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>At DNA GTx, we provide comprehensive somatic genomic testing designed to identify clinically relevant alterations in BRCA1, BRCA2, and additional cancer-associated genes involved in homologous recombination repair and tumor progression.<\/p><p>Our testing solutions include both <strong>tissue-based molecular profiling<\/strong> and <strong>advanced cfDNA liquid biopsy approaches<\/strong>, enabling flexible and minimally invasive genomic assessment tailored to clinical needs.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-31386b9 e-con-full e-flex e-con e-child\" data-eae-slider=\"95784\" data-id=\"31386b9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-4c0abef e-con-full e-flex e-con e-child\" data-eae-slider=\"90773\" data-id=\"4c0abef\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5eaf18f elementor-widget elementor-widget-text-editor\" data-id=\"5eaf18f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Using robust next-generation sequencing (NGS) technologies and clinically validated variant interpretation frameworks, we aim to deliver accurate and clinically meaningful genomic insights that support:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20c71b1 elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"20c71b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"icon icon-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Identification of actionable tumor biomarkers <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"icon icon-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Selection of targeted therapeutic strategies <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"icon icon-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Molecular characterization of tumor profiles <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"icon icon-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Real-time genomic monitoring through liquid biopsy applications <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"icon icon-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Support for precision oncology decision-making <\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"icon icon-check\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Expanded access to personalized treatment opportunities<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-61122db e-con-full e-flex e-con e-child\" data-eae-slider=\"70027\" data-id=\"61122db\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2566e51 elementor-widget-widescreen__width-inherit elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"2566e51\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1254\" height=\"1254\" src=\"https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-2.webp\" class=\"attachment-full size-full wp-image-43939\" alt=\"\" srcset=\"https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-2.webp 1254w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-2-300x300.webp 300w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-2-1024x1024.webp 1024w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-2-150x150.webp?crop=1 150w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-2-768x768.webp 768w, https:\/\/dnagtx.com\/wp-content\/uploads\/2026\/05\/BRCA-Somatic-Alterations-in-Cancer-Blog-2-12x12.webp 12w\" sizes=\"(max-width: 1254px) 100vw, 1254px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bb45bc7 elementor-widget elementor-widget-heading\" data-id=\"bb45bc7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">At DNA GTx, we are committed to advancing precision medicine through innovative genomic testing solutions that translate complex tumor biology into actionable clinical insights.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-861463f elementor-widget elementor-widget-spacer\" data-id=\"861463f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n<hr class=\"e-divider-base\" data-interaction-id=\"395fb0e\"  data-e-type=\"widget\" data-id=\"395fb0e\" \/>\n\t\t\t\t<div class=\"elementor-element elementor-element-59ed7ba elementor-widget elementor-widget-heading\" data-id=\"59ed7ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">\ud83d\udcda References<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a33ade8 elementor-widget elementor-widget-text-editor\" data-id=\"a33ade8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ol><li><strong>Szentm\u00e1rtoni G, M\u00fchl D, Csanda R, Sz\u00e1sz AM, Herold Z, Dank M.<\/strong> Predictive value and therapeutic significance of somatic BRCA mutation in solid tumors. <em>Biomedicines<\/em>. 2024;12(3):593. doi:10.3390\/biomedicines12030593.<\/li><li><strong>Pearson A, Proszek P, Pascual J, Fribbens C, Shamsher MK, Kingston B, et al.<\/strong> Inactivating NF1 mutations are enriched in advanced breast cancer and contribute to endocrine therapy resistance. <em>Clin Cancer Res<\/em>. 2020;26(3):608\u2013622. doi: 10.1158\/1078-0432.CCR-18-4044.<\/li><li><strong>Mateo J, Porta N, McGovern UB, et al<\/strong>. <em>DNA-Repair Defects and Olaparib in Metastatic Prostate Cancer.<\/em> New England Journal of Medicine. 2015;373:1697\u20131708. doi: 10.1056\/NEJMoa1506859<\/li><li><strong>Faraoni I, Graziani G.<\/strong> <em>Role of BRCA Mutations in Cancer Treatment with Poly(ADP-ribose) Polymerase (PARP) Inhibitors.<\/em> Cancers (Basel). 2018;10(12):487. doi: 10.3390\/cancers10120487<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-32e7a081 e-con-full e-flex e-con e-child\" data-eae-slider=\"37522\" data-id=\"32e7a081\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-6bee6d10 e-con-full e-flex e-con e-child\" data-eae-slider=\"31660\" data-id=\"6bee6d10\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-21a62c81 e-con-full e-flex e-con e-child\" data-eae-slider=\"58331\" data-id=\"21a62c81\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1eacdf9a elementor-widget elementor-widget-heading\" data-id=\"1eacdf9a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Socials<\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a935de elementor-shape-rounded elementor-grid-0 e-grid-align-center elementor-widget elementor-widget-social-icons\" data-id=\"9a935de\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"social-icons.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-social-icons-wrapper elementor-grid\" role=\"list\">\n\t\t\t\t\t\t\t<span class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t<a class=\"elementor-icon elementor-social-icon elementor-social-icon-instagram elementor-repeater-item-c1338aa\" href=\"https:\/\/www.instagram.com\/dnagtx_uae\/\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-screen-only\">Instagram<\/span>\n\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-instagram\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.1 141c-63.6 0-114.9 51.3-114.9 114.9s51.3 114.9 114.9 114.9S339 319.5 339 255.9 287.7 141 224.1 141zm0 189.6c-41.1 0-74.7-33.5-74.7-74.7s33.5-74.7 74.7-74.7 74.7 33.5 74.7 74.7-33.6 74.7-74.7 74.7zm146.4-194.3c0 14.9-12 26.8-26.8 26.8-14.9 0-26.8-12-26.8-26.8s12-26.8 26.8-26.8 26.8 12 26.8 26.8zm76.1 27.2c-1.7-35.9-9.9-67.7-36.2-93.9-26.2-26.2-58-34.4-93.9-36.2-37-2.1-147.9-2.1-184.9 0-35.8 1.7-67.6 9.9-93.9 36.1s-34.4 58-36.2 93.9c-2.1 37-2.1 147.9 0 184.9 1.7 35.9 9.9 67.7 36.2 93.9s58 34.4 93.9 36.2c37 2.1 147.9 2.1 184.9 0 35.9-1.7 67.7-9.9 93.9-36.2 26.2-26.2 34.4-58 36.2-93.9 2.1-37 2.1-147.8 0-184.8zM398.8 388c-7.8 19.6-22.9 34.7-42.6 42.6-29.5 11.7-99.5 9-132.1 9s-102.7 2.6-132.1-9c-19.6-7.8-34.7-22.9-42.6-42.6-11.7-29.5-9-99.5-9-132.1s-2.6-102.7 9-132.1c7.8-19.6 22.9-34.7 42.6-42.6 29.5-11.7 99.5-9 132.1-9s102.7-2.6 132.1 9c19.6 7.8 34.7 22.9 42.6 42.6 11.7 29.5 9 99.5 9 132.1s2.7 102.7-9 132.1z\"><\/path><\/svg>\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<span class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t<a 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href=\"https:\/\/dnagtx.com\/dna-gtx-and-axelspace-signs-memorandum-of-understanding-to-pioneer-the-integration-of-genomics-and-satellite-technology\/\">DNA GTx and Axelspace Signs MoU to Pioneer the Integration of Genomics and Satellite Technology<\/a><\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-7c6295dc e-con-full e-flex e-con e-child\" data-eae-slider=\"97806\" data-id=\"7c6295dc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7c0c6b24 elementor-widget elementor-widget-heading\" data-id=\"7c0c6b24\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/dnagtx.com\/news\/\">More News<\/a><\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element 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Blogs &gt; BRCA Somatic Alterations in Cancer: Advancing Precision Oncology Understanding BRCA somatic alterations in cancer Cancer develops through the accumulation of genetic alterations that disrupt normal cellular regulation and genomic stability. Among the most clinically significant alterations are mutations affecting the BRCA1 and BRCA2 genes [1]. BRCA1 and BRCA2 are tumor suppressor [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_wpcom_ai_launchpad_first_post":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[116],"tags":[],"class_list":["post-43930","post","type-post","status-publish","format-standard","hentry","category-blogs"],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/pfZTez-bqy","_links":{"self":[{"href":"https:\/\/dnagtx.com\/chinese\/wp-json\/wp\/v2\/posts\/43930","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dnagtx.com\/chinese\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dnagtx.com\/chinese\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dnagtx.com\/chinese\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/dnagtx.com\/chinese\/wp-json\/wp\/v2\/comments?post=43930"}],"version-history":[{"count":10,"href":"https:\/\/dnagtx.com\/chinese\/wp-json\/wp\/v2\/posts\/43930\/revisions"}],"predecessor-version":[{"id":43942,"href":"https:\/\/dnagtx.com\/chinese\/wp-json\/wp\/v2\/posts\/43930\/revisions\/43942"}],"wp:attachment":[{"href":"https:\/\/dnagtx.com\/chinese\/wp-json\/wp\/v2\/media?parent=43930"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dnagtx.com\/chinese\/wp-json\/wp\/v2\/categories?post=43930"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dnagtx.com\/chinese\/wp-json\/wp\/v2\/tags?post=43930"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}