{"id":111466,"date":"2024-06-30T09:49:56","date_gmt":"2024-06-30T00:49:56","guid":{"rendered":"https:\/\/www.hiro-clinic.or.jp\/nipt\/ancestry-analysis\/"},"modified":"2025-08-21T17:57:48","modified_gmt":"2025-08-21T08:57:48","slug":"ancestry-analysis","status":"publish","type":"post","link":"https:\/\/www.hiro-clinic.or.jp\/nipt\/ancestry-analysis\/?lang=en","title":{"rendered":"Discovering Your Roots\uff5cUnderstanding Ancestry through DNA"},"content":{"rendered":"\n<div style=\"border:solid #ffe6e6 0.8rem;background-color: #fff9f9;padding:3% 5%;margin:1rem 0 3rem;\"><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.hiro-clinic.or.jp\/nipt\/ancestry-analysis\/?lang=en\/#Summary_of_This_Article\" >Summary of This Article<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.hiro-clinic.or.jp\/nipt\/ancestry-analysis\/?lang=en\/#What_Is_DNA_Ancestry_Testing\" >What Is DNA Ancestry Testing?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.hiro-clinic.or.jp\/nipt\/ancestry-analysis\/?lang=en\/#Popular_DNA_Testing_Services\" >Popular DNA Testing Services<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.hiro-clinic.or.jp\/nipt\/ancestry-analysis\/?lang=en\/#How_It_Works\" >How It Works<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.hiro-clinic.or.jp\/nipt\/ancestry-analysis\/?lang=en\/#Why_It_Matters\" >Why It Matters<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.hiro-clinic.or.jp\/nipt\/ancestry-analysis\/?lang=en\/#Scientific_Reliability\" >Scientific Reliability<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.hiro-clinic.or.jp\/nipt\/ancestry-analysis\/?lang=en\/#Summary\" >Summary<\/a><\/li><\/ul><\/nav><\/div>\n<h2 style=\"margin-top:1rem;\"><span class=\"ez-toc-section\" id=\"Summary_of_This_Article\"><\/span>Summary of This Article<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Advancements in modern genetic science now allow us to explore our roots and ancestry in depth through DNA. This process, known as &#8220;ancestry testing&#8221; or &#8220;phylogenetic analysis,&#8221; uses personal genetic information to reveal ancestral geographic and ethnic origins, as well as family lineage. This article explains in detail how DNA ancestry testing works, the testing methods, available services, and the scientific evidence behind them.<\/p><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_DNA_Ancestry_Testing\"><\/span><strong>What Is DNA Ancestry Testing?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>DNA ancestry testing analyzes your genetic information to determine your ancestral origins and ethnic background. It enables you to trace your family lineage across several generations\u2014even back to ancient times.<\/p>\n\n\n\n<p>Testing is typically based on three main DNA components:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Autosomal DNA Testing<\/strong><strong><br><\/strong> Available to both men and women, this examines the 22 pairs of autosomes inherited from both parents. It provides broad insight into recent ancestry.<br><\/li>\n\n\n\n<li><strong>Y-Chromosome DNA Testing<\/strong><strong><br><\/strong> Only for males, as the Y chromosome is passed from father to son. It helps trace direct paternal lineage.<br><\/li>\n<\/ul>\n\n\n\n<p><strong>Mitochondrial DNA (mtDNA) Testing<\/strong><strong><br><\/strong> Available to all, this tracks maternal lineage because mtDNA is passed from mothers to all their children, offering stability over generations.<\/p>\n\n\n\n    <a href=\"\/nipt\/nipt\/about-the-difference-in-mechanism\/\" class=\"blog-card\">\n      <div class=\"blog-card-content\">\n          <div class=\"blog-card-title\">QIAGEN ForenSeq MainstAY Kit\u3068ForenSeq DNA Signature Prep Kit\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306e\u9055\u3044\u306b\u3064\u3044\u3066 <\/div>\n          <div class=\"blog-card-excerpt\">...<\/div>\n      <\/div>\n    <\/a>\n\n\n\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Popular_DNA_Testing_Services\"><\/span><strong>Popular DNA Testing Services<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Here are some leading services available internationally:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>23andMe<\/strong><strong><br><\/strong> Offers ethnicity breakdown, regional ancestry, health insights, and DNA relative matching.<br><\/li>\n\n\n\n<li><strong>AncestryDNA<\/strong><strong><br><\/strong> Links to the largest family tree database in the U.S. for detailed ancestry exploration.<br><\/li>\n\n\n\n<li><strong>MyHeritage DNA<\/strong><strong><br><\/strong> Strong in European populations, analyzes both maternal and paternal lines, ideal for family history research.<br><\/li>\n<\/ol>\n\n\n\n<p><strong>FamilyTreeDNA<\/strong><strong><br><\/strong> Specializes in Y-DNA and mtDNA tests for in-depth genealogical exploration.<\/p>\n\n\n\n    <a href=\"\/nipt\/nipt\/difference-between-ccfdna-tube-and-dna-bct\/\" class=\"blog-card\">\n      <div class=\"blog-card-content\">\n          <div class=\"blog-card-title\">PAXgene Blood ccfDNA Tube\u3068Streck Cell-Free DNA BCT\u306e\u9055\u3044 <\/div>\n          <div class=\"blog-card-excerpt\">...<\/div>\n      <\/div>\n    <\/a>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_It_Works\"><\/span><strong>How It Works<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Purchase a kit online<br><\/li>\n\n\n\n<li>Collect a saliva or cheek swab sample<br><\/li>\n\n\n\n<li>Ship the sample to the testing lab<br><\/li>\n\n\n\n<li>Receive results online within 2\u20136 weeks<\/li>\n<\/ol>\n\n\n\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_It_Matters\"><\/span><strong>Why It Matters<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Deepen your self-understanding and identity<br><\/li>\n\n\n\n<li>Connect with relatives and understand family history<br><\/li>\n\n\n\n<li>Detect potential health risks and inherited conditions<br><\/li>\n<\/ul>\n\n\n\n<p>Especially helpful for those with disrupted family records (e.g., migration or war)<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"640\" height=\"478\" src=\"\/nipt\/wp-content\/uploads\/2024\/12\/24868706_s1.jpg\" alt=\"\u5bb6\u7cfb\u56f3\" class=\"wp-image-86664\"\/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Scientific_Reliability\"><\/span><strong>Scientific Reliability<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Modern ancestry testing uses next-generation sequencing (NGS) to analyze millions of SNPs. These genetic markers help identify population-specific traits and regional origins with high accuracy, supported by numerous scientific studies.<\/p>\n\n\n\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Summary\"><\/span><strong>Summary<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>DNA ancestry testing is more than just a curiosity\u2014it\u2019s a meaningful tool for understanding who you are and where you come from. Explore your roots and reconnect with history through simple, at-home genetic testing.<\/p>\n","protected":false},"excerpt":{"rendered":"Summary of This Arti&#8230;\n <a href=\"https:\/\/www.hiro-clinic.or.jp\/nipt\/ancestry-analysis\/?lang=en\">\u7d9a\u304d\u3092\u8aad\u3080<\/a>","protected":false},"author":59,"featured_media":79920,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[97],"tags":[],"class_list":["post-111466","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/posts\/111466","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/users\/59"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/comments?post=111466"}],"version-history":[{"count":3,"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/posts\/111466\/revisions"}],"predecessor-version":[{"id":111483,"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/posts\/111466\/revisions\/111483"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/media\/79920"}],"wp:attachment":[{"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/media?parent=111466"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/categories?post=111466"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hiro-clinic.or.jp\/nipt\/wp-json\/wp\/v2\/tags?post=111466"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}