{"id":9384,"date":"2025-06-08T13:34:22","date_gmt":"2025-06-08T06:34:22","guid":{"rendered":"https:\/\/byt4ynugi4.onrocket.site\/blogs\/spike-protein-antibody-level-test-covid-immunity-check\/"},"modified":"2026-04-29T17:39:40","modified_gmt":"2026-04-29T10:39:40","slug":"spike-protein-antibody-level-test-covid-immunity-check","status":"publish","type":"post","link":"https:\/\/linnaclinic.com\/en\/spike-protein-antibody-level-test-covid-immunity-check\/","title":{"rendered":"What Is Spike Protein?<br\/> Why should we get tested? What are the effects on our bodies?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"9384\" class=\"elementor elementor-9384 elementor-9291\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-88ef417 e-flex e-con-boxed e-con e-parent\" data-id=\"88ef417\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b476b38 elementor-widget elementor-widget-text-editor\" data-id=\"b476b38\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"font-weight: 400;\">Since the outbreak of Coronavirus Disease 2019 (COVID-19) began in late 2019, the term \u201cSpike Protein\u201d has become one of the key concepts in medical and biological sciences, appearing in thousands of global research studies. It plays a central role in both the mechanism of SARS-CoV-2 infection and the foundation of modern vaccine development.<br\/><\/p><p style=\"font-weight: 400;\">Spike Protein can be compared to a \u201cbiological key\u201d that allows the virus to enter human cells. It binds to a receptor known as ACE2 (Angiotensin-Converting Enzyme 2), which is found in many vital organs, including the lungs, heart, blood vessels, intestines, and brain.<br\/>Due to this function, Spike Protein is not only the starting point of viral infection, but is also associated with potential complications affecting the circulatory system, nervous system, and chronic inflammatory responses.<\/p><p style=\"font-weight: 400;\">Understanding Spike Protein is therefore critically important in both acute medical care and long-term health management (Preventive &#038; Regenerative Medicine). This is especially relevant in the context of immune monitoring, Long COVID diagnosis, and the management of persistent vascular inflammation that may remain after infection.<br\/> <br\/> <br\/> <br\/><br\/><br\/><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-640cbd8 e-flex e-con-boxed e-con e-parent\" data-id=\"640cbd8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4a3403d elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"4a3403d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;],&quot;exclude_headings_by_selector&quot;:[],&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h2 class=\"elementor-toc__header-title\">\n\t\t\t\tTable of Contents\t\t\t<\/h2>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__4a3403d\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__4a3403d\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__4a3403d\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-39079ab e-flex e-con-boxed e-con e-parent\" data-id=\"39079ab\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dbfd914 elementor-widget elementor-widget-heading\" data-id=\"dbfd914\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What Is Spike Protein?<br \/><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d1c108 elementor-widget elementor-widget-text-editor\" data-id=\"3d1c108\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"font-weight: 400;\">Spike Protein (S-protein) is a spike-like protein located on the surface of the SARS-CoV-2 virus, which enables the virus to enter human cells.<br\/>Most vaccines, such as Pfizer, Moderna, and AstraZeneca, are developed based on this \u201csimulated spike protein\u201d, allowing the immune system to recognize and respond to the virus effectively.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d837144 elementor-widget elementor-widget-image\" data-id=\"d837144\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"823\" height=\"463\" src=\"https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-4.webp\" class=\"attachment-large size-large wp-image-9294\" alt=\"\" srcset=\"https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-4.webp 823w, https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-4-300x169.webp 300w, https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-4-768x432.webp 768w\" sizes=\"(max-width: 823px) 100vw, 823px\" \/>\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 class=\"elementor-element elementor-element-ddcad40 elementor-widget elementor-widget-heading\" data-id=\"ddcad40\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How Does Spike Protein Affect the Body?<br \/><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d56553e elementor-widget elementor-widget-text-editor\" data-id=\"d56553e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 style=\"font-weight: 400;\">Beneficial Role of Spike Protein: A Key Tool for Building Immunity<br\/><\/h3><p style=\"font-weight: 400;\">One of the major medical advancements of this century is the development of mRNA vaccines (such as Pfizer and Moderna) and protein-based vaccines (such as Novavax). These vaccines use the genetic code of the Spike Protein, enabling the body to produce a limited amount of spike protein on its own.<br\/>This process helps stimulate the immune system without requiring exposure to the entire virus, allowing the body to build protection in a controlled and safe manner.<\/p><p style=\"font-weight: 400;\">The Spike Protein produced from vaccination stimulates the formation of neutralizing antibodies and T-cell memory, which help reduce disease severity in case of future infection.<br\/><\/p><ul><li>Benefits: The immune system is trained in a controlled and safe manner without exposure to the actual virus.<br\/><\/li><li>In general, vaccine-derived spike proteins are broken down within a few days and do not remain in the body.<\/li><\/ul><h3 style=\"font-weight: 400;\">Potential Effects of Spike Protein: During Natural Infection<br\/><\/h3><p style=\"font-weight: 400;\">Unlike spike protein generated from vaccination, spike protein associated with actual SARS-CoV-2 infection may have multiple effects on the body, particularly when the immune response is excessive or when spike protein persists longer than expected.<br\/><\/p><h4><strong>1. Acute Inflammatory Response (Cytokine Storm)<br\/><\/strong><\/h4><p style=\"font-weight: 400;\">Spike Protein can stimulate immune cells to release cytokines such as IL-6 and TNF-\u03b1 in large amounts. In some patients, this may lead to a cytokine storm, resulting in widespread inflammation that can affect the respiratory and cardiovascular systems.<br\/><\/p><h4><strong>2. Endothelial Damage<br\/><\/strong><\/h4><p style=\"font-weight: 400;\">Research suggests that Spike Protein may damage endothelial cells, which line the inner walls of blood vessels. This may contribute to blood clot formation, increased risk of thrombosis, hypertension, and stroke.<br\/><\/p><h4><strong>3. Ability to Cross the Blood\u2013Brain Barrier<br\/><\/strong><\/h4><p style=\"font-weight: 400;\">In certain contexts, Spike Protein may cross the blood\u2013brain barrier and has been associated with symptoms such as brain fog, depression, reduced concentration, and memory issues, which are commonly reported in individuals with Long COVID.<br\/><\/p><h4><strong>4. Chronic Inflammation and Long COVID<br\/><\/strong><\/h4><p style=\"font-weight: 400;\">In some cases, Spike Protein or viral fragments may remain detectable in the body for an extended period, even after recovery. This may contribute to immune dysregulation, chronic fatigue, or autoimmune-related conditions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f307fcb elementor-widget elementor-widget-image\" data-id=\"f307fcb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"472\" height=\"468\" src=\"https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-1.webp\" class=\"attachment-large size-large wp-image-9303\" alt=\"\" srcset=\"https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-1.webp 472w, https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-1-300x297.webp 300w, https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-1-150x150.webp 150w\" sizes=\"(max-width: 472px) 100vw, 472px\" \/>\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 class=\"elementor-element elementor-element-b81189a elementor-widget elementor-widget-heading\" data-id=\"b81189a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What Is Spike Protein Antibody Testing? Can It Accurately Measure Post-Vaccination Immunity? <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b0595c7 elementor-widget elementor-widget-text-editor\" data-id=\"b0595c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"font-weight: 400;\">In today\u2019s world, where COVID-19 has become more endemic yet new variants continue to emerge, many people are asking:<br\/>\u201cDo I still have immunity?\u201d<br\/>\u201cWhen should I get a booster?\u201d<br\/>\u201cAre my antibodies effective against new variants?\u201d<\/p><p style=\"font-weight: 400;\">Spike Protein Antibody testing, also known as SARS-CoV-2 S IgG, is widely used by physicians worldwide as a safe and reliable method to assess immunity against COVID-19.<br\/>This test helps evaluate whether the body still maintains a protective level of immunity, especially in individuals who received vaccination several months ago or have had a previous infection but are unsure about their immune response.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eef3a36 elementor-widget elementor-widget-heading\" data-id=\"eef3a36\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why Should You Check Your Spike Antibody Level?<br \/> <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-770c032 elementor-widget elementor-widget-text-editor\" data-id=\"770c032\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"font-weight: 400;\">Spike Protein Antibody testing is a blood test that measures the level of IgG antibodies against the spike protein. The results can help determine:<br\/><\/p><ul style=\"font-weight: 400;\"><li>Your current level of COVID-19 immunity<br\/><\/li><li>Whether your immunity is sufficient for protection<br\/><\/li><li>Whether a booster dose may be recommended<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-da50e07 elementor-widget elementor-widget-image\" data-id=\"da50e07\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"620\" height=\"462\" src=\"https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-3.webp\" class=\"attachment-large size-large wp-image-9297\" alt=\"\" srcset=\"https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-3.webp 620w, https:\/\/linnaclinic.com\/wp-content\/uploads\/2025\/06\/Spike-Protein-3-300x224.webp 300w\" sizes=\"(max-width: 620px) 100vw, 620px\" \/>\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 class=\"elementor-element elementor-element-f9279da elementor-widget elementor-widget-heading\" data-id=\"f9279da\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What Do Spike Protein Antibody Test Results Indicate?<br \/><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52ef15d elementor-widget elementor-widget-text-editor\" data-id=\"52ef15d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"font-weight: 400;\">Spike Protein antibody levels are typically measured in BAU\/mL (Binding Antibody Units).<br\/>In general, higher values indicate a stronger level of immune response, which may be associated with better protection. The World Health Organization (WHO) recommends the use of BAU\/mL as a standardized unit, allowing results to be compared globally.<br\/>If antibody levels are below 50 BAU\/mL, they are considered low, and a booster dose may be recommended.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-069dc7f elementor-widget elementor-widget-heading\" data-id=\"069dc7f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Who Should Consider Spike Protein Antibody Testing?<br \/><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c2e7516 elementor-widget elementor-widget-text-editor\" data-id=\"c2e7516\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"font-weight: 400;\">Spike Antibody testing is suitable for anyone who wants a deeper understanding of their immune status, especially:<br\/><\/p><ul style=\"font-weight: 400;\"><li>Individuals who received vaccination more than 6 months ago and have not yet checked their antibody levels<br\/><\/li><li>Those who suspect they may have had an asymptomatic infection<br\/><\/li><li>Individuals with underlying conditions such as diabetes, hypertension, or weakened immunity<br\/><\/li><li>Older adults who wish to plan their health more precisely<br\/><\/li><li>Individuals who are traveling abroad or working in crowded environments<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c324ba9 elementor-widget elementor-widget-heading\" data-id=\"c324ba9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How Often Should You Check Spike Protein Antibody Levels?<br \/><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52bd62a elementor-widget elementor-widget-text-editor\" data-id=\"52bd62a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"font-weight: 400;\">For most individuals, testing every 6\u201312 months is generally sufficient. However, for those in higher-risk groups, physicians may recommend more frequent testing\u2014particularly before or after receiving a booster vaccination.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cd3fb3e elementor-widget elementor-widget-heading\" data-id=\"cd3fb3e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Summary<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-13943bf elementor-widget elementor-widget-text-editor\" data-id=\"13943bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"font-weight: 400;\">Spike Protein Antibody testing is not just about measuring post-vaccination response\u2014it serves as a \u201chealth map\u201d that helps you better understand your body.<br\/>This insight allows for more personalized planning in terms of immune support, prevention strategies, and overall health management.<br\/>Because we believe that immunity is not just a number on a report, but a reflection of your personalized health profile, we offer Spike Protein Antibody testing with clear, easy-to-understand explanations by experienced physicians, along with holistic health planning based on preventive and regenerative medicine approaches.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3791874 elementor-widget elementor-widget-heading\" data-id=\"3791874\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span style=\"font-weight: 700;font-size: 16px\">Reference<\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-95f69de elementor-widget elementor-widget-text-editor\" data-id=\"95f69de\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Claire Rogers, James Thorp, Kirstin Cosgrove, Peter McCullough<\/strong>, 2024, \u201cCOVID-19 Vaccines: A Risk Factor for Cerebral Thrombotic Syndromes.\u201d https:\/\/shorturl.asia\/hYxZl<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Since the outbreak of Coronavirus Disease 2019 (COVID-19) began in late 2019, the term \u201cSpike Protein\u201d has become one of the key concepts in medical and biological sciences, appearing in thousands of global research studies. It plays a central role in both the mechanism of SARS-CoV-2 infection and the foundation of modern vaccine development. Spike [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":9300,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"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":"","ast-disable-related-posts":"","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":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[235,234],"tags":[],"class_list":["post-9384","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-anti-aging-en","category-others-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What Is Spike Protein? 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