{"id":231269,"date":"2026-02-13T05:05:37","date_gmt":"2026-02-13T11:05:37","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/02\/light-based-sensor-detects-early-molecular-signs-of-cancer-in-the-blood"},"modified":"2026-02-13T05:05:37","modified_gmt":"2026-02-13T11:05:37","slug":"light-based-sensor-detects-early-molecular-signs-of-cancer-in-the-blood","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/02\/light-based-sensor-detects-early-molecular-signs-of-cancer-in-the-blood","title":{"rendered":"Light-based sensor detects early molecular signs of cancer in the blood"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/light-based-sensor-detects-early-molecular-signs-of-cancer-in-the-blood2.jpg\"><\/a><\/p>\n<p>Researchers have developed a highly sensitive light-based sensor that can detect extremely low concentrations of cancer biomarkers in the blood. The new technology could one day make it possible to spot early signs of cancer and other conditions using a simple blood test.<\/p>\n<p>Biomarkers such as proteins, DNA or other molecules can be used to reveal the presence, progression or risk of cancer and other diseases. However, one of the main challenges in early disease diagnosis is the extremely low concentration of biomarkers present at the onset.<\/p>\n<p>\u201cOur sensor combines nanostructures made of DNA with quantum dots and CRISPR gene editing technology to detect faint biomarker signals using a light-based approach known as second harmonic generation (SHG),\u201d said research team leader Han Zhang from Shenzhen University in China.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers have developed a highly sensitive light-based sensor that can detect extremely low concentrations of cancer biomarkers in the blood. The new technology could one day make it possible to spot early signs of cancer and other conditions using a simple blood test. Biomarkers such as proteins, DNA or other molecules can be used to [\u2026]<\/p>\n","protected":false},"author":662,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1902,11,4,1617],"tags":[],"class_list":["post-231269","post","type-post","status-publish","format-standard","hentry","category-bioengineering","category-biotech-medical","category-nanotechnology","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/231269","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/662"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=231269"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/231269\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=231269"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=231269"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=231269"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}