{"id":8916,"date":"2026-03-16T11:16:08","date_gmt":"2026-03-16T03:16:08","guid":{"rendered":"https:\/\/ozellemed.com\/?p=8916"},"modified":"2026-03-16T11:16:27","modified_gmt":"2026-03-16T03:16:27","slug":"cbc-testing-machine-the-complete-guide-to-modern-hematology-analyzers","status":"publish","type":"post","link":"https:\/\/ozellemed.com\/fr\/cbc-testing-machine-the-complete-guide-to-modern-hematology-analyzers\/","title":{"rendered":"CBC Testing Machine : Le guide complet des analyseurs h\u00e9matologiques modernes"},"content":{"rendered":"<p>A&nbsp;<strong>CBC testing machine<\/strong>&nbsp;\u2014 also called a hematology analyzer or complete blood count analyzer \u2014 is a medical device that automatically measures and counts the cellular components of blood. From detecting infections and anemia to monitoring chronic disease, CBC testing machines have become one of the most indispensable tools in modern clinical diagnostics.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-a-cbc-testing-machine\">What Is a CBC Testing Machine?<\/h2>\n\n\n\n<p>A CBC (Complete Blood Count) testing machine is an automated instrument that analyzes a blood sample to quantify its cellular composition. In a matter of minutes, it delivers measurements across dozens of parameters \u2014 covering white blood cells (WBC), red blood cells (RBC), hemoglobin (HGB), hematocrit (HCT), platelets (PLT), and much more.<\/p>\n\n\n\n<p>The history of CBC testing traces back to the 1850s when manual microscopy was the only method available. Over the decades, technology evolved from the impedance method in the 1950s to flow cytometry in the 1970s, and finally to today&#8217;s AI-powered cell morphology analyzers launched as recently as 2017. This progression has dramatically improved speed, accuracy, and the depth of clinical information delivered by a single blood test.\u200b<\/p>\n\n\n\n<p>Modern CBC testing machines are used across a wide range of settings: hospital laboratories, outpatient clinics, pharmacies, emergency departments, mobile diagnostic units, and even veterinary practices.\u200b<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-does-a-cbc-testing-machine-work\">How Does a CBC Testing Machine Work?<\/h2>\n\n\n\n<p>Most contemporary CBC analyzers employ one or more of the following detection principles:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Impedance method:<\/strong>\u00a0Cells passing through an aperture generate voltage pulses; the number and size of pulses indicate cell count and volume<\/li>\n\n\n\n<li><strong>Flow cytometry:<\/strong>\u00a0Cells in suspension pass through a laser beam in single file; scattered and fluorescent light signals are analyzed for cell classification<\/li>\n\n\n\n<li><strong>AI cell morphology (CBM):<\/strong>\u00a0High-resolution imaging combined with deep-learning algorithms identifies and classifies individual cells with near-expert accuracy\u200b<\/li>\n<\/ul>\n\n\n\n<p>The most advanced analyzers, such as those developed by&nbsp;<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/ozellemed.com\/fr\/\">Ozelle<\/a>, combine all three modalities. The Ozelle EHBT-50, for instance, uses AI-powered Complete Blood Morphology (CBM) technology trained on over 40 million clinical samples to deliver oil-immersion-level microscopic images without manual smear preparation.\u200b<\/p>\n\n\n\n<p>The general workflow on a modern CBC machine involves:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Sample loading<\/strong>\u00a0\u2014 as little as 30 \u00b5L of capillary blood from a fingertip<\/li>\n\n\n\n<li><strong>Automated staining and processing<\/strong>\u00a0\u2014 liquid-based Wright-Giemsa staining<\/li>\n\n\n\n<li><strong>High-speed full-field scanning<\/strong>\u00a0\u2014 4-megapixel resolution at 50 fps<\/li>\n\n\n\n<li><strong>AI analysis<\/strong>\u00a0\u2014 convolutional neural network (CNN) classifies cells across multiple dimensions<\/li>\n\n\n\n<li><strong>Report generation<\/strong>\u00a0\u2014 comprehensive clinical report with AI-assisted diagnostic inference\u200b<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"key-parameters-measured-by-a-cbc-testing-machine\">Key Parameters Measured by a CBC Testing Machine<\/h2>\n\n\n\n<p>A standard CBC testing machine measures parameters across three primary cell lines. The table below summarizes the most clinically important measurements:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Cell Type<\/th><th class=\"has-text-align-left\" data-align=\"left\">Key Parameters<\/th><th class=\"has-text-align-left\" data-align=\"left\">Signification clinique<\/th><\/tr><\/thead><tbody><tr><td><strong>White Blood Cells (WBC)<\/strong><\/td><td>WBC count, NEU, LYM, MON, EOS, BAS<\/td><td>Infection, immune response, allergy detection<\/td><\/tr><tr><td><strong>Advanced WBC Differentials<\/strong><\/td><td>NST, NSG, NSH, NLR, PLR, ALY, PAg<\/td><td>Bone marrow stress, bacterial vs. viral infection, inflammation severity<\/td><\/tr><tr><td><strong>Globules rouges (GR)<\/strong><\/td><td>RBC, HGB, HCT, MCV, MCH, MCHC, RDW-CV, RDW-SD<\/td><td>Anemia, nutritional deficiencies, hemolytic disorders<\/td><\/tr><tr><td><strong>R\u00e9ticulocytes<\/strong><\/td><td>RET count and %<\/td><td>Bone marrow response, iron deficiency, hemolytic anemia<\/td><\/tr><tr><td><strong>Plaquettes (PLT)<\/strong><\/td><td>PLT, MPV, PDW, PCT, P-LCR, PAg<\/td><td>Clotting disorders, thrombocytopenia, platelet function<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Advanced AI-based CBC machines like the Ozelle EHBT-50 deliver up to&nbsp;<strong>37 CBC parameters<\/strong>&nbsp;in a single run, including specialized markers such as NST (Neutrophilic Stab Granulocyte, indicating a &#8220;left shift&#8221;), NSH (Neutrophilic Hypersegmented Granulocyte, indicating abnormal cell maturation), and PAg (Platelet Aggregation).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"types-of-cbc-testing-machines\">Types of CBC Testing Machines<\/h2>\n\n\n\n<p>Not all CBC analyzers are built the same. Understanding the different categories helps healthcare providers select the right device for their context.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-diff-hematology-analyzers\">3-Diff Hematology Analyzers<\/h2>\n\n\n\n<p>A 3-part differential CBC machine classifies WBCs into three groups: granulocytes, lymphocytes, and mid-range cells (MID). These machines are compact, affordable, and ideal for primary care settings with lower testing volumes. The&nbsp;<strong>Ozelle EHBT-25<\/strong>, for example, is a 3-diff AI cell morphology analyzer with a throughput of 12 samples\/hour and a compact footprint of 360 \u00d7 290 \u00d7 400 mm.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"5-diff-hematology-analyzers\">5-Diff Hematology Analyzers<\/h2>\n\n\n\n<p>A 5-part differential provides the full standard WBC classification: neutrophils, lymphocytes, monocytes, eosinophils, and basophils. These are the workhorses of most clinical laboratories globally and form the foundation of routine diagnostics.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"7-diff-ai-cell-morphology-analyzers\">7-Diff AI Cell Morphology Analyzers<\/h2>\n\n\n\n<p>The most advanced class of CBC testing machines, 7-diff analyzers go beyond the standard five-part differential by adding subcategories like NST, NSG, NSH, ALY, PAg, and RET. This level of precision can differentiate bacterial from viral infections, detect early hematological malignancies, and provide a level of clinical insight previously only available via manual peripheral blood smear review.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"multi-functional-all-in-one-analyzers\">Multi-Functional All-in-One Analyzers<\/h2>\n\n\n\n<p>The latest generation combines CBC analysis with immunoassay, biochemistry, urine, and fecal testing in a single device. The&nbsp;<strong>Ozelle EHBT-50 Minilab Multi-Functional Analyzer<\/strong>&nbsp;at&nbsp;<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/ozellemed.com\/fr\/\">ozellemed.com<\/a>&nbsp;is a prime example, integrating 7-diff hematology with over 27 immunoassay markers, dry-chemistry biochemistry, and urine\/fecal analysis \u2014 all from a single 30 \u00b5L capillary blood sample.\u200b<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"cbc-testing-machine-feature-comparison\">CBC Testing Machine: Feature Comparison<\/h2>\n\n\n\n<p>The table below compares key specifications across the Ozelle CBC machine lineup:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Fonctionnalit\u00e9<\/th><th class=\"has-text-align-left\" data-align=\"left\">EHBT-25 (3-Diff)<\/th><th class=\"has-text-align-left\" data-align=\"left\">EHBT-75 (7-Diff)<\/th><th class=\"has-text-align-left\" data-align=\"left\">EHBT-50 (All-in-One)<\/th><\/tr><\/thead><tbody><tr><td><strong>Diff\u00e9rentiel leucocytaire<\/strong><\/td><td>En 3 parties<\/td><td>7 parties<\/td><td>7-part + advanced markers<\/td><\/tr><tr><td><strong>Param\u00e8tres CBC<\/strong><\/td><td>22<\/td><td>37+<\/td><td>37+<\/td><\/tr><tr><td><strong>Essai immunologique<\/strong><\/td><td>\u274c<\/td><td>\u274c<\/td><td>\u2705 (27+ markers)<\/td><\/tr><tr><td><strong>Biochimie<\/strong><\/td><td>\u274c<\/td><td>\u274c<\/td><td>\u2705<\/td><\/tr><tr><td><strong>Urine\/Fecal<\/strong><\/td><td>\u274c<\/td><td>\u274c<\/td><td>\u2705<\/td><\/tr><tr><td><strong>Volume de l'\u00e9chantillon<\/strong><\/td><td>40 \u00b5L<\/td><td>30\u201360 \u00b5L<\/td><td>30 \u00b5L<\/td><\/tr><tr><td><strong>D\u00e9bit<\/strong><\/td><td>12\/hour<\/td><td>10 heures<\/td><td>10 heures<\/td><\/tr><tr><td><strong>AI Morphology<\/strong><\/td><td>\u2705<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td><strong>Affichage<\/strong><\/td><td>10.1&#8243; touch<\/td><td>7&#8243; screen<\/td><td>10.1&#8243; touch<\/td><\/tr><tr><td><strong>Maintenance<\/strong><\/td><td>Sans entretien<\/td><td>Sans entretien<\/td><td>Sans entretien<\/td><\/tr><tr><td><strong>Certifications<\/strong><\/td><td>CE<\/td><td>CE<\/td><td>CE<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"clinical-applications-of-cbc-testing-machines\">Clinical Applications of CBC Testing Machines<\/h2>\n\n\n\n<p>CBC testing machines are used across virtually every medical specialty. Some of the most common and critical applications include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Diagnostic de l'infection :<\/strong>\u00a0Elevated WBC with high NST percentage suggests bacterial infection; decreased lymphocytes may indicate viral infection\u200b<\/li>\n\n\n\n<li><strong>Anemia screening:<\/strong>\u00a0Low HGB, RBC, MCV, and MCH values point to various forms of anemia \u2014 iron deficiency, B12\/folate deficiency, or hemolytic causes<\/li>\n\n\n\n<li><strong>Surveillance des maladies inflammatoires :<\/strong>\u00a0NLR (Neutrophil-to-Lymphocyte Ratio) and PLR (Platelet-to-Lymphocyte Ratio) serve as validated markers for systemic inflammation<\/li>\n\n\n\n<li><strong>Hematological malignancy screening:<\/strong>\u00a0Abnormal cell morphology flags, elevated ALY (atypical lymphocytes), and blast cell detection<\/li>\n\n\n\n<li><strong>Pre-operative assessment:<\/strong>\u00a0Baseline blood counts before surgical procedures<\/li>\n\n\n\n<li><strong>Chronic disease management:<\/strong>\u00a0Ongoing monitoring in patients with diabetes, kidney disease, cardiac conditions, or autoimmune disorders\u200b<\/li>\n<\/ul>\n\n\n\n<p>Multi-panel analyzers further allow clinicians to combine CBC results with CRP, SAA, PCT, thyroid panels, cardiac markers, and kidney function tests in&nbsp;<strong>one single run<\/strong>, enabling faster and smarter clinical decision-making.\u200b<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-makes-an-ai-powered-cbc-machine-different\">What Makes an AI-Powered CBC Machine Different?<\/h2>\n\n\n\n<p>Traditional CBC machines provide numerical counts. AI-powered CBC testing machines go several steps further by delivering&nbsp;<strong>visual cell images, morphological classification, and clinically interpreted reports<\/strong>.<\/p>\n\n\n\n<p>Ozelle&#8217;s CBM (Complete Blood Morphology) platform, for example, captures cells at oil-immersion resolution using a Swiss-made optical lens (4M resolution, 50 fps) and applies patented Z-Stack 3D cell imaging technology for multispectral spatial analysis. The AI engine, built on a deep learning model trained on 40 million real clinical samples, achieves classification accuracy approaching that of expert pathologists.\u200b<\/p>\n\n\n\n<p>The resulting reports include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Actual microscopic images of WBC, RBC, and PLT<\/li>\n\n\n\n<li>Histogram-based volume distribution charts<\/li>\n\n\n\n<li>AI-generated differential diagnosis suggestions with probability rankings<\/li>\n\n\n\n<li>Flagging of pathological and morphological abnormalities<\/li>\n\n\n\n<li>Clinical recommendations aligned to presenting symptoms\u200b<\/li>\n<\/ul>\n\n\n\n<p>This transforms the CBC from a simple count into a&nbsp;<strong>powerful diagnostic intelligence tool<\/strong>&nbsp;accessible even at the point of care.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"choosing-the-right-cbc-testing-machine\">Choosing the Right CBC Testing Machine<\/h2>\n\n\n\n<p>Selecting the right CBC analyzer depends on several key factors:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Testing volume:<\/strong>\u00a0High-throughput hospital labs need 5-diff or 7-diff machines with fast turnaround; smaller clinics may prefer compact 3-diff models<\/li>\n\n\n\n<li><strong>Test diversity needed:<\/strong>\u00a0If you need immunoassay or biochemistry alongside CBC, an all-in-one multi-functional analyzer minimizes equipment costs and space<\/li>\n\n\n\n<li><strong>Sample type:<\/strong>\u00a0Capillary blood capability is critical for pediatric settings or community health screenings<\/li>\n\n\n\n<li><strong>Exigences en mati\u00e8re d'entretien :<\/strong>\u00a0Maintenance-free, individual test kit-based designs dramatically reduce downtime and cross-contamination risk<\/li>\n\n\n\n<li><strong>Connectivity:<\/strong>\u00a0LIS\/HIS integration, WiFi, Bluetooth, and IoT platform support are increasingly essential for digital health workflows<\/li>\n\n\n\n<li><strong>Regulatory certification:<\/strong>\u00a0Ensure the device holds CE, FDA, or applicable regional regulatory approvals<\/li>\n<\/ul>\n\n\n\n<p>For clinics and laboratories looking for an advanced, globally certified CBC testing machine with AI diagnostic intelligence, the&nbsp;<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/ozellemed.com\/fr\/\">Ozelle product lineup<\/a>&nbsp;\u2014 including the EHBT-25, EHBT-50, and EHBT-75 \u2014 offers solutions calibrated for primary care, hospital, pharmacy, emergency, and veterinary settings.\u200b<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"frequently-asked-questions-faqs\">Foire aux questions (FAQ)<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-does-a-cbc-testing-machine-measure\">What does a CBC testing machine measure?<\/h2>\n\n\n\n<p>A CBC testing machine measures the cellular components of blood, including white blood cells (and their subtypes), red blood cells, hemoglobin, hematocrit, platelets, and various derived ratios such as NLR and PLR. Advanced AI-powered models can report up to 37 or more parameters in a single test run.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-long-does-a-cbc-test-take-on-a-modern-machine\">How long does a CBC test take on a modern machine?<\/h2>\n\n\n\n<p>Most modern CBC testing machines complete a full analysis in approximately&nbsp;<strong>6 minutes par \u00e9chantillon<\/strong>&nbsp;from the moment the blood sample is loaded. The Ozelle EHBT-50 and EHBT-75, for example, both deliver comprehensive results including cell morphology images within 6 minutes.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-much-blood-is-needed-for-a-cbc-test\">How much blood is needed for a CBC test?<\/h2>\n\n\n\n<p>Many AI-based CBC analyzers require as little as&nbsp;<strong>30 \u00b5L de sang capillaire<\/strong>&nbsp;\u2014 roughly the amount collected from a single fingertip prick. This makes CBC testing accessible and minimally invasive, particularly for children and elderly patients.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-the-difference-between-3-diff-and-7-diff-c\">What is the difference between 3-diff and 7-diff CBC machines?<\/h2>\n\n\n\n<p>A 3-diff machine classifies WBCs into three broad groups, while a 7-diff machine provides a full five-part differential plus additional subclassifications such as NST, NSG, NSH, ALY, and PAg. The 7-diff approach provides significantly deeper clinical insight, especially for detecting infections, hematological abnormalities, and bone marrow disorders.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"can-a-cbc-machine-diagnose-infections\">Can a CBC machine diagnose infections?<\/h2>\n\n\n\n<p>A CBC testing machine cannot diagnose infections alone, but it provides critical data that strongly supports clinical diagnosis. For example, elevated NST (immature neutrophils) with high monocytes and low lymphocytes collectively suggest bacterial or viral infection. When combined with CRP, SAA, and PCT markers on an all-in-one analyzer, infection typing and severity assessment become highly informative.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-ai-cell-morphology-in-cbc-machines\">What is AI cell morphology in CBC machines?<\/h2>\n\n\n\n<p>AI cell morphology is an advanced analysis method in which high-resolution images of blood cells are captured and classified by a deep-learning algorithm trained on millions of clinical samples. This technology can identify pathological cell forms \u2014 such as schistocytes, echinocytes, and teardrop cells \u2014 that would otherwise require manual microscopic review by a trained pathologist.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"are-modern-cbc-testing-machines-maintenance-free\">Are modern CBC testing machines maintenance-free?<\/h2>\n\n\n\n<p>The latest generation of CBC testing machines, such as those from Ozelle, uses individual single-use test cartridges that eliminate internal reagent lines and carryover contamination. This design makes them effectively maintenance-free, with no pipelines to clean and no reagent bottles to manage.\u200b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"where-can-cbc-testing-machines-be-used\">Where can CBC testing machines be used?<\/h2>\n\n\n\n<p>CBC testing machines are used in hospitals, clinical laboratories, general practice clinics, pharmacies, emergency departments, ambulances, mobile health units, and even veterinary clinics. Portable, all-in-one analyzers have made point-of-care CBC testing viable in nearly any healthcare setting.\u200b<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-future-of-cbc-testing-machines\">The Future of CBC Testing Machines<\/h2>\n\n\n\n<p>The CBC testing machine is undergoing a fundamental transformation driven by artificial intelligence, miniaturization, and cloud connectivity. The integration of IoT platforms allows real-time remote monitoring, device management, and data-driven quality control across entire networks of installed devices.\u200b<\/p>\n\n\n\n<p>AI large model-assisted diagnosis, already deployed in platforms like Ozelle&#8217;s Al Diagnostic Large Model V1.0 launched in March 2025, is enabling automated clinical interpretation that contextualizes CBC results alongside patient history, symptoms, and multi-panel biomarkers. As these platforms continue to evolve, the CBC testing machine will serve not just as a counting tool, but as an intelligent front-line diagnostic partner \u2014 accessible from a fingertip, anywhere in the world.\u200b<\/p>","protected":false},"excerpt":{"rendered":"<p>A&nbsp;CBC testing machine&nbsp;\u2014 also called a hematology analyzer or complete blood count analyzer \u2014 is a medical device that automatically measures and counts the cellular components of blood. From detecting infections and anemia to monitoring chronic disease, CBC testing machines have become one of the most indispensable tools in modern clinical diagnostics. What Is a [&hellip;]<\/p>","protected":false},"author":42,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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