{"product_id":"base-colour-testing-a-and-e-loci","title":"Base colour test - A and E loci","description":"\u003cp\u003e\u003cspan style=\"color: #c739d2;\"\u003eBuy a Base colour test and find out if your horse's base colour is Black, Bay or Chestnut. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #c739d2;\"\u003e\u003cspan style=\"color: #000000;\"\u003eResults within 24 h are available.\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eDNA test for the Agouti and Extension \u003cem\u003eloci\u003c\/em\u003e that controls distribution of Black and Red pigment throughout the coat.\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #c739d2;\"\u003e\u003cstrong\u003eSample\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e30 to 40  hair roots \u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan\u003eor\u003c\/span\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e5 mL - blood - K3 EDTA tube\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #c739d2;\"\u003e\u003cstrong\u003eTurnaround time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eStandard processing\u003c\/b\u003e - Results in 3-5 working days after sample arrival at the laboratory. Clients organize and support the costs of sending the samples to the laboratory.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePREMIUM processing\u003c\/b\u003e - Results in 1 day after sample arrival. Includes free express delivery** . The laboratory organizes Express shipping with pick-up of the package at the client's address and delivery at the laboratory.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003e** PREMIUM SERVICES INCLUDE AN EXPRESS SHIPPING DELIVERY FOR EUROPEAN COUNTRIES FROM NON-REMOTE REGIONS.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.tnt.com\/dam\/tnt_express_media\/global_media_library\/New_Site_Structure\/Home_Page\/HelpCentre\/Postcodes.pdf\"\u003eCheck here to know if you are in a remote European region.\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor remote\/outreach regions EXTRA fees are applied.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003cimg style=\"float: none;\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/2726\/7968\/files\/F_ISAG_MEMBER_small.jpg?v=1563820312\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cspan style=\"color: #e8b80d;\"\u003e\u003cstrong\u003eWhy test?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003eHorses have only three base colours: Bay, Black or Chestnut\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThese different colours are controlled by 2 \u003cem\u003eloci\u003c\/em\u003e, the \u003cstrong\u003e\u003cb\u003eExtension\u003c\/b\u003e\u003c\/strong\u003e  (Red\/Black) and \u003cstrong\u003eAgouti\u003c\/strong\u003e\u003cem\u003e.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cb\u003eExtension\u003c\/b\u003e\u003c\/strong\u003e \u003cem\u003elocus\u003c\/em\u003e controls the production of black or red pigment throughout the coat. The allele for black color (E) is dominant over the red allele (e), so a horse only needs one copy of the black allele to appear black-based. But if the horse has two alleles (e\/e) he will appear \u003cspan style=\"text-decoration: underline;\"\u003eChestnut\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eThe \u003cstrong\u003e\u003cb\u003eAgouti\u003c\/b\u003e\u003c\/strong\u003e \u003cem\u003elocus\u003c\/em\u003e can then modify black pigment by pushing it the horse's points, creating a\u003cspan style=\"text-decoration: underline;\"\u003e Bay.\u003c\/span\u003e The Agouti A allele is dominant, so a black pigmented horse only needs one copy (heterozygous) of the A allele to appear \u003cspan style=\"text-decoration: underline;\"\u003eBay\u003c\/span\u003e. The Agouti (a) allelle is recessive, thus, a horse needs two copies (homozygous) of the recessive allele (a) at the Agouti \u003cem\u003elocus\u003c\/em\u003e to appear \u003cspan style=\"text-decoration: underline;\"\u003eBlack\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp\u003eAgouti has no effect on red pigment, but the red allele (e) is dominant over the (a) allele. This means a Chestnut horse (e\/e) can carry one or two copies of the Agouti recessive (a) allele and will look no different from chestnut horses with  Agouti dominant alleles (e\/e a\/a, e\/e A\/a,  e\/e A\/A).\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #00afab;\"\u003e\u003cstrong\u003eResults description\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cb\u003eBase Colour\u003c\/b\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cb\u003eExtension\u003c\/b\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cb\u003eAgouti\u003c\/b\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003eBay\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003eE\/E or E\/e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003eA\/A or A\/a\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003eBlack\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003eE\/E or E\/e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003ea\/a\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003eRed\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003ee\/e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"197\"\u003e\n\u003cp\u003eA\/A, A\/a or a\/a\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReferences \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRieder, S., Taourit, S., Mariat, D., Langlois, B., \u0026amp; Guérin, G. (2001). Mutations in the agouti (ASIP), the extension (MC1R), and the brown (TYRP1) loci and their association to coat color phenotypes in horses (Equus caballus). Mammalian genome : official journal of the International Mammalian Genome Society, 12(6), 450–455. https:\/\/doi.org\/10.1007\/s003350020017 \u003c\/p\u003e\n\u003cbr\u003eMarklund, L., Moller, M. J., Sandberg, K., \u0026amp; Andersson, L. (1996). A missense mutation in the gene for melanocyte-stimulating hormone receptor (MC1R) is associated with the chestnut coat color in horses. Mammalian genome : official journal of the International Mammalian Genome Society, 7(12), 895–899. https:\/\/doi.org\/10.1007\/s003359900264","brand":"Equigerminal","offers":[{"title":"Standard - Results in 3-5 d","offer_id":41992494612630,"sku":null,"price":61.5,"currency_code":"EUR","in_stock":true},{"title":"PREMIUM - Results in 1 d \u0026 free Express delivery","offer_id":41992494645398,"sku":null,"price":95.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2726\/7968\/products\/Basecolourtest.png?v=1665065762","url":"https:\/\/www.equigerminal.org\/zh\/products\/base-colour-testing-a-and-e-loci","provider":"Equigerminal","version":"1.0","type":"link"}