{"id":9081,"date":"2024-11-16T12:03:26","date_gmt":"2024-11-16T03:03:26","guid":{"rendered":"https:\/\/www.hiro-clinic.or.jp\/nippt\/comparison_brothers\/"},"modified":"2025-04-28T17:32:16","modified_gmt":"2025-04-28T08:32:16","slug":"comparison_brothers","status":"publish","type":"page","link":"https:\/\/www.hiro-clinic.or.jp\/nippt\/comparison_brothers\/?lang=en","title":{"rendered":"How to Interpret Sibling Test Results"},"content":{"rendered":"\n<p>When comparing male siblings, it is relatively simple because the <a href=\"https:\/\/www.hiro-clinic.or.jp\/nippt\/accuracy\/\">STR<\/a> markers on the Y chromosome are typically the same for both males.<br>However, when one of the siblings is female, the comparison is limited to autosomal STRs, which may make it more difficult to fully confirm the relationship, especially if the STRs from the father or mother are not present.<br><a href=\"https:\/\/www.hiro-clinic.or.jp\/nippt\/accuracy\/\">STR<\/a> analysis provides a much higher accuracy compared to methods that only compare <a href=\"https:\/\/www.hiro-clinic.or.jp\/nippt\/accuracy\/\">SNP<\/a> (single nucleotide polymorphism) matches, as <a href=\"https:\/\/www.hiro-clinic.or.jp\/nippt\/accuracy\/\">STR<\/a> is determined by numerical patterns.<\/p>\n\n\n\n<div class=\"bnr-white-cta\">\n<a href=\"\/nippt\/features\/\">\n  <img decoding=\"async\" src=\"\/nippt\/wp-content\/uploads\/2024\/11\/oyakobnr_white.webp\" alt=\"\u598a\u5a20\u4e2d\u306b\u8ab0\u306e\u5b50\u304b\u308f\u304b\u308bDNA\u89aa\u5b50\u9451\u5b9a\">\n<\/a>\n<\/div>\n<style>\n.bnr-white-cta{\nwidth:100%;\ntext-align:center;\nopacity:1;\ntransition-duration: 1s;\n}\n.bnr-white-cta a:hover{\nbackground:#fff;\nopacity:0.7;\ntransition-duration: 1s;\n}\n.bnr-white-cta a img{\nwidth:100%;\nheight:auto;\nmax-width:800px;\n}\n<\/style>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Autosomal <a href=\"https:\/\/www.hiro-clinic.or.jp\/nippt\/accuracy\/\">STR<\/a><\/th><th>Younger Brother<\/th><th>Older Brother<\/th><\/tr><tr><td>D1S1656<\/td><td>16,17<\/td><td>16,16<\/td><\/tr><tr><td>D2S441<\/td><td>11,13<\/td><td>11,11<\/td><\/tr><tr><td>D2S1338<\/td><td>17,23<\/td><td>23,23<\/td><\/tr><tr><td>D3S1358<\/td><td>14,17<\/td><td>15,16<\/td><\/tr><tr><td>D4S2408<\/td><td>9,9<\/td><td>9,9<\/td><\/tr><tr><td>D5S818<\/td><td>9,12<\/td><td>9,10<\/td><\/tr><tr><td>CSF1PO<\/td><td>12,12<\/td><td>10,12<\/td><\/tr><tr><td>D6S1043<\/td><td>19,19<\/td><td>12,17<\/td><\/tr><tr><td>D7S820<\/td><td>10,11<\/td><td>9,10<\/td><\/tr><tr><td>D8S1179<\/td><td>12,15<\/td><td>12,14<\/td><\/tr><tr><td>D9S1122<\/td><td>13,13<\/td><td>13,13<\/td><\/tr><tr><td>D10S1248<\/td><td>14,14<\/td><td>14,14<\/td><\/tr><tr><td>TH01<\/td><td>6,7<\/td><td>6,7<\/td><\/tr><tr><td>vWA<\/td><td>17,18<\/td><td>16,17<\/td><\/tr><tr><td>D12S391<\/td><td>18,18<\/td><td>17,18<\/td><\/tr><tr><td>D13S317<\/td><td>8,12<\/td><td>9,12<\/td><\/tr><tr><td>PentaE<\/td><td>15,15<\/td><td>8,15<\/td><\/tr><tr><td>D16S539<\/td><td>9,12<\/td><td>9,10<\/td><\/tr><tr><td>D18S51<\/td><td>15,16<\/td><td>13,16<\/td><\/tr><tr><td>D19S433<\/td><td>13,13<\/td><td>13,14<\/td><\/tr><tr><td>D20S482<\/td><td>13,13<\/td><td>13,14<\/td><\/tr><tr><td>D21S11<\/td><td>28,29<\/td><td>28,32<\/td><\/tr><tr><td>PentaD<\/td><td>11,13<\/td><td>9,11<\/td><\/tr><tr><td>D22S1045<\/td><td>15,15<\/td><td>15,16<\/td><\/tr><tr><td>Amelogenin<\/td><td>X,Y<\/td><td>X,Y<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Autosomal <a href=\"https:\/\/www.hiro-clinic.or.jp\/nippt\/accuracy\/\">STR<\/a> Comparison<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Y-Chromosome <a href=\"https:\/\/www.hiro-clinic.or.jp\/nippt\/accuracy\/\">STR<\/a><\/td><td>Younger Brother<\/td><td>Older Brother<\/td><\/tr><tr><td>DYS393<\/td><td>13<\/td><td>13<\/td><\/tr><tr><td>DYS505<\/td><td>14<\/td><td>14<\/td><\/tr><tr><td>DYS570<\/td><td>18<\/td><td>18<\/td><\/tr><tr><td>DYS576<\/td><td>18<\/td><td>18<\/td><\/tr><tr><td>DYS522<\/td><td>11<\/td><td>11<\/td><\/tr><tr><td>DYS481<\/td><td>21<\/td><td>21<\/td><\/tr><tr><td>DYS19<\/td><td>15<\/td><td>15<\/td><\/tr><tr><td>DYS391<\/td><td>10<\/td><td>10<\/td><\/tr><tr><td>DYS635<\/td><td>20<\/td><td>20<\/td><\/tr><tr><td>DYS437<\/td><td>14<\/td><td>14<\/td><\/tr><tr><td>DYS439<\/td><td>11<\/td><td>11<\/td><\/tr><tr><td>DYS438<\/td><td>13<\/td><td>13<\/td><\/tr><tr><td>DYS390<\/td><td>22<\/td><td>22<\/td><\/tr><tr><td>DYS643<\/td><td>13<\/td><td>13<\/td><\/tr><tr><td>Y-GATA-H4<\/td><td>12<\/td><td>12<\/td><\/tr><tr><td>DYS549<\/td><td>12<\/td><td>12<\/td><\/tr><tr><td>DYS448<\/td><td>18<\/td><td>18<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Y-Chromosome <a href=\"https:\/\/www.hiro-clinic.or.jp\/nippt\/accuracy\/\">STR<\/a> Comparison<\/figcaption><\/figure>\n\n\n\n<style>\n#sidebar1{\n  display:none;\n}\n#main{\n  margin:0 auto;\n}\n<\/style>\n","protected":false},"excerpt":{"rendered":"<p>When comparing male siblings, it is relatively simple because the STR markers on the &#8230;<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[],"class_list":["post-9081","page","type-page","status-publish","article"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hiro-clinic.or.jp\/nippt\/wp-json\/wp\/v2\/pages\/9081","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hiro-clinic.or.jp\/nippt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.hiro-clinic.or.jp\/nippt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.hiro-clinic.or.jp\/nippt\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hiro-clinic.or.jp\/nippt\/wp-json\/wp\/v2\/comments?post=9081"}],"version-history":[{"count":2,"href":"https:\/\/www.hiro-clinic.or.jp\/nippt\/wp-json\/wp\/v2\/pages\/9081\/revisions"}],"predecessor-version":[{"id":9084,"href":"https:\/\/www.hiro-clinic.or.jp\/nippt\/wp-json\/wp\/v2\/pages\/9081\/revisions\/9084"}],"wp:attachment":[{"href":"https:\/\/www.hiro-clinic.or.jp\/nippt\/wp-json\/wp\/v2\/media?parent=9081"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hiro-clinic.or.jp\/nippt\/wp-json\/wp\/v2\/tags?post=9081"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}