{"id":5967,"date":"2019-11-29T10:20:44","date_gmt":"2019-11-29T10:20:44","guid":{"rendered":"https:\/\/www.rhesusnegative.net\/staynegative\/?p=5967"},"modified":"2021-07-20T16:55:46","modified_gmt":"2021-07-20T16:55:46","slug":"chimerism-can-cause-someone-to-have-two-different-blood-types","status":"publish","type":"post","link":"https:\/\/www.rhesusnegative.net\/staynegative\/chimerism-can-cause-someone-to-have-two-different-blood-types\/","title":{"rendered":"Chimerism can cause someone to have two different blood types"},"content":{"rendered":"<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/static.hupso.com\/share\/buttons\/share-medium.png?w=640&#038;ssl=1\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Pinterest\",\"Linkedin\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"medium\";var hupso_twitter_via = \"datebytype\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"datebytype\";var hupso_url_t=\"\";var hupso_title_t=\"Chimerism can cause someone to have two different blood types\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>\n<p> In 1953 a human&nbsp;<strong>chimera<\/strong>&nbsp;was reported in the British Medical Journal. A woman was found to have&nbsp;<strong>blood<\/strong>&nbsp;containing two different&nbsp;<strong>blood types<\/strong>. Apparently this resulted from her twin brother&#8217;s cells living in her body. A 1996 study found that such&nbsp;<strong>blood group chimerism<\/strong>&nbsp;is not rare.<br><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"540\" height=\"281\" src=\"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2019\/11\/cat-with-chimerism.jpg?resize=540%2C281&#038;ssl=1\" alt=\"\" class=\"wp-image-5969\" srcset=\"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2019\/11\/cat-with-chimerism.jpg?w=540&amp;ssl=1 540w, https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2019\/11\/cat-with-chimerism.jpg?resize=300%2C156&amp;ssl=1 300w\" sizes=\"auto, (max-width: 540px) 100vw, 540px\" \/><figcaption>In animals, chimerism is quite common and in humans not as uncommon as previously thought.<\/figcaption><\/figure><\/div>\n\n\n\n<p><strong>Chimerism<\/strong>&nbsp;is a condition whereby a person has not one but two complete genomes (sets of DNA) in their body. One genome is found in one region or organ(s), while the other genome can be predominant in other organs or tissues.\n\n<\/p>\n\n\n\n<p>This is from  <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC4212043\/\">Mixed field reactions in ABO and Rh typing chimerism likely resulting from twin haematopoiesis<\/a>:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>In conclusion, this case identified a case of a permanent genetic chimera resulting from twin-twin exchange of genetic material&nbsp;<em>in utero<\/em>. <strong>Suspicion for the presence of a chimera was initially prompted by the findings of an ABO and Rh discrepancy on a routine pre-transfusion sample.<\/strong> Additional questioning uncovered the existence of a deceased twin. Further characterization of the discrepancy was achieved in a reference laboratory, including a demonstration of the use of flow cytometry to delineate and quantify the presence of two distinct cell populations.<br><\/p><\/blockquote>\n\n\n\n<p>What is also more common than previously known of is a vanishing twin syndrome. One consumes all of the resources usually and the other weaker one dies. A sense of survivor&#8217;s guilt is what many surviving twins feel for a reason.<\/p>\n\n\n\n<p><strong>Have you ever noticed how so many celebrities and those who can afford excellent health care tend to have a lot of twins?<\/strong><\/p>\n\n\n\n<p>Of the  <a href=\"https:\/\/www.rhesusnegative.net\/staynegative\/4-major-reasons-blood-type-tests-can-show-different-results\/\">4 major reasons why blood type tests can show different results<\/a>, chimerism is at the lower end. Human error is the main reason.<\/p>\n\n\n\n<p>If you or someone you know has this phenomenon, feel free to comment.<\/p>\n<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/static.hupso.com\/share\/buttons\/share-medium.png?w=640&#038;ssl=1\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Pinterest\",\"Linkedin\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"medium\";var hupso_twitter_via = \"datebytype\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"datebytype\";var hupso_url_t=\"\";var hupso_title_t=\"Chimerism can cause someone to have two different blood types\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>","protected":false},"excerpt":{"rendered":"<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img src=\"https:\/\/static.hupso.com\/share\/buttons\/share-medium.png\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Pinterest\",\"Linkedin\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"medium\";var hupso_twitter_via = \"datebytype\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"datebytype\";var hupso_url_t=\"\";var hupso_title_t=\"Chimerism can cause someone to have two different blood types\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>In 1953 a human&nbsp;chimera&nbsp;was reported in the British Medical Journal. A woman was found to have&nbsp;blood&nbsp;containing two different&nbsp;blood types. Apparently this resulted from her twin brother&#8217;s cells living in her body. A 1996 study found that such&nbsp;blood group chimerism&nbsp;is not rare. Chimerism&nbsp;is a condition whereby a person has not one but two complete genomes (sets of DNA) in their body. One genome is found in one region or organ(s), while the other genome can be predominant in other organs or tissues. This is from Mixed field reactions in ABO and Rh typing chimerism likely resulting from twin haematopoiesis: In conclusion, this case identified a case of a permanent genetic chimera resulting from twin-twin exchange of genetic material&nbsp;in utero. Suspicion for <div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img src=\"https:\/\/static.hupso.com\/share\/buttons\/share-medium.png\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Pinterest\",\"Linkedin\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"medium\";var hupso_twitter_via = \"datebytype\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"datebytype\";var hupso_url_t=\"\";var hupso_title_t=\"Chimerism can cause someone to have two different blood types\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>","protected":false},"author":1,"featured_media":5969,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"amp_status":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[1],"tags":[],"class_list":["post-5967","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-facts"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2019\/11\/cat-with-chimerism.jpg?fit=540%2C281&ssl=1","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p5DV68-1yf","_links":{"self":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/posts\/5967","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/comments?post=5967"}],"version-history":[{"count":3,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/posts\/5967\/revisions"}],"predecessor-version":[{"id":5971,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/posts\/5967\/revisions\/5971"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/media\/5969"}],"wp:attachment":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/media?parent=5967"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/categories?post=5967"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/tags?post=5967"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}