{"id":5772,"date":"2025-09-05T03:47:21","date_gmt":"2025-09-05T03:47:21","guid":{"rendered":"https:\/\/scientificworld.org\/?p=5772"},"modified":"2025-09-05T03:47:24","modified_gmt":"2025-09-05T03:47:24","slug":"innovative-biosensing-platform-enables-noninvasive-high-sensitivity-tumor-detection","status":"publish","type":"post","link":"https:\/\/scientificworld.org\/?p=5772","title":{"rendered":"Innovative Biosensing Platform Enables Noninvasive, High-Sensitivity Tumor Detection"},"content":{"rendered":"\n<p>Researchers from the Hong Kong Polytechnic University have developed an intelligent biosensing platform that revolutionizes point-of-care tumor marker detection. Combining luminescent nanoparticles, a microfluidic biochip, and machine vision algorithms, this portable system achieves exceptional sensitivity for detecting biomarkers like carcinoembryonic antigen (CEA) in saliva samples. Published in <a href=\"http:\/\/dx.doi.org\/10.1007\/s40820-025-01745-w\">Nano-Micro Letters<\/a>, this breakthrough could transform early cancer screening and monitoring.<\/p>\n\n\n\n<p>Led by Professor Jianhua Hao, the team created a sandwich-structured immunoassay using quantum dots as optical labels. These nanoparticles, modified with antibodies, bind to target biomarkers in saliva. The microfluidic biochip then separates and concentrates the biomarkers, while a machine vision algorithm analyzes luminescent signals captured under UV light\u2014all integrable with a smartphone for rapid results.<\/p>\n\n\n\n<p>Key advantages include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Unmatched Sensitivity:<\/strong>\u00a0The platform detects CEA at concentrations as low as 0.021 ng\/mL, outperforming commercial lateral flow assays.<\/li>\n\n\n\n<li><strong>Noninvasive Testing:<\/strong>\u00a0Saliva samples eliminate the need for blood draws, reducing patient discomfort and risk.<\/li>\n\n\n\n<li><strong>Portability:<\/strong>\u00a0The compact design and smartphone compatibility make it ideal for clinics and remote settings.<\/li>\n<\/ul>\n\n\n\n<p>In validation tests using artificial saliva, the system demonstrated high specificity for CEA, underscoring its clinical potential.<\/p>\n\n\n\n<p>Dr. Hao emphasized,&nbsp;<em>&#8220;This technology bridges the gap between lab-grade accuracy and point-of-care convenience, offering a scalable solution for early cancer detection.&#8221;<\/em><\/p>\n\n\n\n<p>The platform\u2019s innovative design paves the way for accessible, high-precision cancer diagnostics. Future research may expand its capabilities to detect additional biomarkers, further advancing personalized healthcare.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers from the Hong Kong Polytechnic University have developed an intelligent biosensing platform that revolutionizes point-of-care tumor marker detection. Combining luminescent nanoparticles, a microfluidic biochip, and machine vision algorithms, this portable system achieves exceptional sensitivity for detecting biomarkers like carcinoembryonic antigen (CEA) in saliva samples. Published in Nano-Micro Letters, this breakthrough could transform early cancer [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1786],"tags":[1787,3524,3167,1291,3523],"class_list":["post-5772","post","type-post","status-publish","format-standard","hentry","category-biomedical-engineering","tag-biomedical-engineering","tag-early-cancer","tag-technology","tag-tumor","tag-tumor-detection"],"_links":{"self":[{"href":"https:\/\/scientificworld.org\/index.php?rest_route=\/wp\/v2\/posts\/5772","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/scientificworld.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/scientificworld.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/scientificworld.org\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/scientificworld.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5772"}],"version-history":[{"count":1,"href":"https:\/\/scientificworld.org\/index.php?rest_route=\/wp\/v2\/posts\/5772\/revisions"}],"predecessor-version":[{"id":5773,"href":"https:\/\/scientificworld.org\/index.php?rest_route=\/wp\/v2\/posts\/5772\/revisions\/5773"}],"wp:attachment":[{"href":"https:\/\/scientificworld.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/scientificworld.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/scientificworld.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}