{"id":51435,"date":"2025-06-23T12:00:51","date_gmt":"2025-06-23T06:30:51","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=51435"},"modified":"2025-06-23T14:44:02","modified_gmt":"2025-06-23T09:14:02","slug":"gwada-negative","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/gwada-negative\/","title":{"rendered":"Gwada Negative"},"content":{"rendered":"<h2><b>Gwada Negative Latest News<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Recently, France\u2019s national blood agency, the French Blood Establishment (EFS) has identified a completely new blood group system dubbed as \u201cGwada negative\u201d which is officially recognised by the International Society of Blood Transfusion (ISBT).\u00a0 \u00a0 <\/span><\/p>\n<h2><b>About Gwada Negative<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is named <\/span><b>EMM-negative and colloquially dubbed \u201cGwada negative<\/b><span style=\"font-weight: 400;\">\u201d in reference to the Guadeloupean origin of the woman who carries it.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is the informal name given to the newly classified <\/span><b>EMM-negative blood group system<\/b><span style=\"font-weight: 400;\">, officially registered <\/span><b>by ISBT as ISBT042.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is defined by the <\/span><b>absence of the EMM antigen<\/b><span style=\"font-weight: 400;\">, which is normally <\/span><b>found on red blood cells<\/b><span style=\"font-weight: 400;\"> and is considered a <\/span><b>high-incidence antigen.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">High-incidence antigens are present in nearly all humans but lacking in this new system which is extremely <\/span><b>rare and medically significant.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Criteria to consider a new blood group a new system: <\/b><span style=\"font-weight: 400;\">It should be <\/span><b>genetically determined<\/b><span style=\"font-weight: 400;\">, inherited, identifiable via serological or molecular techniques, and have <\/span><b>an associated antibody &#8212;<\/b><span style=\"font-weight: 400;\"> criteria that EMM-negative meets.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The identification of the <\/span><b>EMM-negative blood type adds<\/b><span style=\"font-weight: 400;\"> to the previously known 47 blood group systems, making it the <\/span><b>48th globally recognised system<\/b><span style=\"font-weight: 400;\"> in transfusion science.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">As of now, the <\/span><b>woman from Guadeloupe<\/b><span style=\"font-weight: 400;\"> is the <\/span><b>only known person<\/b><span style=\"font-weight: 400;\"> in the world to possess this blood type.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Her case is especially unique because she inherited the mutated gene from both her mother and her father, each of whom likely carried a single copy of the rare gene variant. This dual inheritance led to a complete lack of the EMM antigen in her red blood cells.<\/span><\/li>\n<\/ul>\n<h3><b>Key Facts about International Society of Blood Transfusion<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It was <\/span><b>founded in 1935 in Paris.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Headquarter:<\/b><span style=\"font-weight: 400;\"> Amsterdam<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b style=\"font-size: inherit;\">Functions: <\/b><span style=\"font-weight: 400;\">It aids in the solution of scientific and practical problems in blood transfusion and also facilitates the development of closer ties among those concerned with such problems, and to promote <\/span><b style=\"font-size: inherit;\">standardization of methods,<\/b><span style=\"font-weight: 400;\"> equipment, and norms for its field.<\/span><\/li>\n<\/ul>\n<p><b><\/b><b>Source: <\/b><a href=\"https:\/\/www.thehindu.com\/sci-tech\/health\/all-you-need-to-know-about-gwada-negative\/article69723962.ece\" target=\"_blank\" rel=\"nofollow noopener\"><b>TH<\/b><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gwada negative is the informal name given to the newly classified EMM-negative blood group system, officially registered by ISBT as ISBT042. Read more about Gwada Negative, Key Facts, Latest News<\/p>\n","protected":false},"author":24,"featured_media":51521,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[994,21,22,23],"class_list":{"0":"post-51435","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"tag-gwada-negative","9":"tag-prelims-pointers","10":"tag-upsc-current-affairs","11":"tag-upsc-prelims-current-affairs","12":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/51435","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/24"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=51435"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/51435\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/51521"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=51435"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=51435"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=51435"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}