{"id":86386,"date":"2026-09-07T16:00:00","date_gmt":"2026-09-07T07:00:00","guid":{"rendered":"http:\/\/imakoreda.com\/mystery\/?guid=4c8de6dec2b43bf00bfcd6e15e22a007"},"modified":"2026-09-07T16:00:00","modified_gmt":"2026-09-07T07:00:00","slug":"%e3%82%aa%e3%82%b9%e3%81%ae%e7%b4%b0%e8%83%9e%e3%81%8b%e3%82%89%e7%b9%81%e6%ae%96%e5%8f%af%e8%83%bd%e3%81%aa%e3%83%a1%e3%82%b9%e3%81%ae%e3%82%af%e3%83%ad%e3%83%bc%e3%83%b3%e3%82%92%e4%bd%9c%e3%82%8b","status":"publish","type":"post","link":"https:\/\/imakoreda.com\/mystery\/86386\/","title":{"rendered":"\u30aa\u30b9\u306e\u7d30\u80de\u304b\u3089\u7e41\u6b96\u53ef\u80fd\u306a\u30e1\u30b9\u306e\u30af\u30ed\u30fc\u30f3\u3092\u4f5c\u308b\u3053\u3068\u306b\u6210\u529f\uff08\u65e5\u672c\u7814\u7a76\uff09"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" data-dominant-color=\"7d6f75\" data-has-transparency=\"false\" style=\"--dominant-color: #7d6f75;\"  width=\"680\" height=\"383\"    src=\"https:\/\/i0.wp.com\/karapaia.com\/wp-content\/uploads\/2026\/08\/867282_m.jpg?resize=680%2C383&#038;ssl=1\" alt=\"\" class=\"wp-image-625135 not-transparent\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000SF\u306a\u3069\u306b\u767b\u5834\u3059\u308b\u300c\u30af\u30ed\u30fc\u30f3\u300d\u306f\u3001\u5143\u306e\u500b\u4f53\u3068\u540c\u3058\u6027\u5225\u3067\u751f\u307e\u308c\u3066\u304d\u3066\u3044\u305f\u306f\u305a\u3002\u305d\u3057\u3066\u5c11\u306a\u304f\u3068\u3082\u3053\u308c\u307e\u3067\u306f\u3001\u4f53\u7d30\u80de\u30af\u30ed\u30fc\u30f3\u3067\u3082\u305d\u308c\u304c\u5f53\u305f\u308a\u524d\u3060\u3063\u305f\u3002<\/p>\n\n\n\n<p 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class=\"wp-block-paragraph\">\u3000\u67d3\u8272\u4f53\u306f\u7d30\u80de\u304c\u5206\u88c2\u3059\u308b\u3068\u304d\u306b\u30b3\u30d4\u30fc\u3055\u308c\u3001\u305d\u308c\u305e\u308c\u306e\u7d30\u80de\u3078\u6b63\u3057\u304f\u632f\u308a\u5206\u3051\u3089\u308c\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u30bb\u30f3\u30c8\u30ed\u30e1\u30a2\u306f\u3001\u3053\u306e\u632f\u308a\u5206\u3051\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u305d\u3053\u3067CRISPR-Cas9\u3092\u4f7f\u3063\u3066Y\u67d3\u8272\u4f53\u306e\u30bb\u30f3\u30c8\u30ed\u30e1\u30a2\u3092\u5207\u65ad\u3057\u3001\u305d\u306e\u6a5f\u80fd\u3092\u5931\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u7d30\u80de\u5206\u88c2\u306e\u969b\u306bY\u67d3\u8272\u4f53\u304c\u6b63\u5e38\u306b\u53d7\u3051\u7d99\u304c\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3053\u306e\u300cY\u67d3\u8272\u4f53\u305d\u306e\u3082\u306e\u3092\u7d30\u80de\u304b\u3089\u6392\u9664\u3059\u308b\u65b9\u6cd5\u300d\u306f\u3001\u300cY-CUT\uff08Y chromosome elimination via centromere-targeted Cas9-induced cuts\uff09\u300d\u3068\u540d\u4ed8\u3051\u3089\u308c\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u5b9f\u969b\u306b\u30de\u30a6\u30b9\u306e\u80da\u3092\u89b3\u5bdf\u3059\u308b\u3068\u3001Y-CUT\u3092\u884c\u3046\u3053\u3068\u3067Y\u67d3\u8272\u4f53\u306f\u7d30\u80de\u5206\u88c2\u306e\u305f\u3073\u306b\u6b63\u5e38\u306b\u53d7\u3051\u7d99\u304c\u308c\u306a\u304f\u306a\u308a\u3001\u3084\u304c\u3066\u7d30\u80de\u306e\u6838\u304b\u3089\u307b\u307c\u53d6\u308a\u9664\u304b\u308c\u3066\u3044\u3063\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" data-dominant-color=\"8e9190\" data-has-transparency=\"false\" style=\"--dominant-color: #8e9190;\"   width=\"680\" height=\"506\"   src=\"https:\/\/i0.wp.com\/karapaia.com\/wp-content\/uploads\/2026\/08\/F2.large_batch.jpg?resize=680%2C506&#038;ssl=1\" alt=\"\" class=\"wp-image-625152 not-transparent\"\/><figcaption class=\"wp-element-caption\">image credit: Matoba et al., bioRxiv (2026), CC BY-NC 4.0 \/ Fig. 2<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u30aa\u30b9\u306e\u4f53\u7d30\u80de\u304b\u3089\u30e1\u30b9\u306e\u30af\u30ed\u30fc\u30f3\u3092\u4f5c\u308b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3053\u306e\u3088\u3046\u306b\u3001Y-CUT\u306b\u3088\u3063\u3066\u53d7\u7cbe\u5375\u304b\u3089Y\u67d3\u8272\u4f53\u3092\u53d6\u308a\u9664\u304d\u3001XO\u578b\u306e\u30e1\u30b9\u3092\u4f5c\u308c\u308b\u3053\u3068\u306f\u308f\u304b\u3063\u305f\u3002<\/p>\n\n\n\n<p 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class=\"wp-block-paragraph\">\u3000\u30aa\u30b9\u306e\u4f53\u7d30\u80de\u306e\u6838\u3092\u4f7f\u3063\u3066\u30af\u30ed\u30fc\u30f3\u3092\u4f5c\u308c\u3070\u3001\u901a\u5e38\u306fXY\u578b\u306e\u30aa\u30b9\u30af\u30ed\u30fc\u30f3\u304c\u751f\u307e\u308c\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u306a\u3089\u3070\u3001\u305d\u306e\u30af\u30ed\u30fc\u30f3\u80da\u306bY-CUT\u3092\u65bd\u3057\u3066Y\u67d3\u8272\u4f53\u3092\u53d6\u308a\u9664\u3051\u3070\u3001\u540c\u3058\u30aa\u30b9\u306e\u6838\u30b2\u30ce\u30e0\u3092\u3082\u3068\u306bXO\u578b\u306e\u30e1\u30b9\u30af\u30ed\u30fc\u30f3\u3082\u4f5c\u308c\u308b\u306f\u305a\u3060\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" data-dominant-color=\"efeceb\" data-has-transparency=\"false\" style=\"--dominant-color: #efeceb;\"   width=\"680\" height=\"385\"   src=\"https:\/\/i0.wp.com\/karapaia.com\/wp-content\/uploads\/2026\/08\/F3.large-1.jpg?resize=680%2C385&#038;ssl=1\" alt=\"\" class=\"wp-image-625145 not-transparent\"\/><figcaption class=\"wp-element-caption\">image credit: Matoba et al., bioRxiv (2026), CC BY-NC 4.0 \/ cropped from Fig. 3A<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u7814\u7a76\u30c1\u30fc\u30e0\u306f\u307e\u305a\u3001\u65b0\u751f\u5150\u306e\u30aa\u30b9\u306e\u30de\u30a6\u30b9\u304b\u3089\u63a1\u53d6\u3057\u305f\u4f53\u7d30\u80de\u306e\u4e00\u7a2e\u3001\u30bb\u30eb\u30c8\u30ea\u7d30\u80de\u3092\u4f7f\u3063\u3066\u30af\u30ed\u30fc\u30f3\u80da\u3092\u4f5c\u308a\u3001\u305d\u3053\u306bY-CUT\u3092\u65bd\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u305d\u306e\u7d50\u679c\u3001\u8a95\u751f\u3057\u305f13\u5339\u306e\u3046\u306110\u5339\u300176.9\uff05\u304c\u30e1\u30b9\u3068\u306a\u3063\u305f\u3002\u67d3\u8272\u4f53\u3092\u8abf\u3079\u308b\u3068\u3001\u3053\u306e10\u5339\u306f\u3044\u305a\u308c\u3082Y\u67d3\u8272\u4f53\u3092\u6301\u305f\u306a\u3044XO\u578b\u3060\u3063\u305f\u3002\u30aa\u30b9\u3001\u30e1\u30b9\u3068\u3082\u306b\u6210\u4f53\u307e\u3067\u6210\u9577\u3057\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u540c\u30581\u5339\u306e\u30aa\u30b9\u304b\u3089\u30aa\u30b9\u3068\u30e1\u30b9\u304c\u8a95\u751f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3055\u3089\u306b\u7814\u7a76\u30c1\u30fc\u30e0\u306f\u3001\u65b0\u751f\u5150\u3067\u306f\u306a\u304f\u6210\u4f53\u306e\u30aa\u30b9\u306e\u7d30\u80de\u3067\u3082\u540c\u3058\u3053\u3068\u304c\u3067\u304d\u308b\u304b\u8a66\u3059\u3053\u3068\u306b\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u6210\u4f53\u306e\u30aa\u30b9\u306e\u5c3e\u304b\u3089\u8840\u6db2\u7d30\u80de\u3092\u63a1\u53d6\u3057\u3066\u4f53\u7d30\u80de\u6838\u79fb\u690d\u3092\u884c\u3063\u305f\u3068\u3053\u308d\u3001Y-CUT\u3092\u65bd\u3055\u306a\u3044\u5834\u5408\u306b\u751f\u307e\u308c\u305f\u30af\u30ed\u30fc\u30f3\u306f7\u5339\u3067\u3001\u3059\u3079\u3066\u30aa\u30b9\u3060\u3063\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u4e00\u65b9\u3001Y-CUT\u3092\u65bd\u3057\u305f\u5834\u5408\u306b\u306f11\u5339\u304c\u8a95\u751f\u3057\u3001\u305d\u306e\u3046\u306110\u5339\u304cXO\u578b\u306e\u30e1\u30b9\u30011\u5339\u304c\u30aa\u30b9\u3060\u3063\u305f\u3068\u3044\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3053\u3046\u3057\u3066\u3001\u751f\u304d\u305f1\u5339\u306e\u6210\u4f53\u30aa\u30b9\u304b\u3089\u63a1\u53d6\u3057\u305f\u8840\u6db2\u7d30\u80de\u3092\u3082\u3068\u306b\u3001\u30aa\u30b9\u3068\u30e1\u30b9\u306e\u4e21\u65b9\u306e\u30af\u30ed\u30fc\u30f3\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u305f\u306e\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u306a\u304a\u3001\u8840\u6db2\u3092\u63d0\u4f9b\u3057\u305f\u5143\u306e\u30aa\u30b9\u3082\u305d\u306e\u307e\u307e\u751f\u5b58\u3057\u3066\u3044\u305f\u305d\u3046\u3060\u3002\u4e0b\u306e\u753b\u50cf\u306f\u3001\u305d\u306e\u5143\u3068\u306a\u3063\u305f\u30aa\u30b9\u3068\u30af\u30ed\u30fc\u30f3\u305f\u3061\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" data-dominant-color=\"687396\" data-has-transparency=\"false\" style=\"--dominant-color: #687396;\"   width=\"680\" height=\"550\"   src=\"https:\/\/i0.wp.com\/karapaia.com\/wp-content\/uploads\/2026\/08\/F3.large-2.jpg?resize=680%2C550&#038;ssl=1\" alt=\"\" class=\"wp-image-625167 not-transparent\"\/><figcaption class=\"wp-element-caption\">image credit: Matoba et al., bioRxiv (2026), CC BY-NC 4.0 \/ cropped from Fig. 3K<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u4e0a\u304c\u3082\u3068\u3082\u3068\u306e\u6210\u4f53\u306e\u30aa\u30b9\u3002\u305d\u3057\u3066\u305d\u306e\u8840\u6db2\u7d30\u80de\u304b\u3089\u3064\u304f\u3089\u308c\u305f\u30aa\u30b9\u306e\u30af\u30ed\u30fc\u30f3\uff08\u5de6\u4e0b\uff09\u3001XO\u578b\u306e\u30e1\u30b9\u306e\u30af\u30ed\u30fc\u30f3\uff08\u53f3\u4e0b\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30001\u5339\u306e\u30aa\u30b9\u306b\u7531\u6765\u3059\u308b\u4f53\u7d30\u80de\u30b2\u30ce\u30e0\u304b\u3089\u3001\u4e21\u65b9\u306e\u6027\u306e\u500b\u4f53\u304c\u4f5c\u3089\u308c\u305f\u3053\u3068\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30aa\u30b9\u306e\u7d30\u80de\u304b\u3089\u751f\u307e\u308c\u305f\u30e1\u30b9\u30fb\u30af\u30ed\u30fc\u30f3\u3082\u7e41\u6b96\u80fd\u529b\u3092\u6301\u3063\u3066\u3044\u305f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u5b9f\u306f\u3001\u30aa\u30b9\u306e\u4f53\u7d30\u80de\u304b\u3089\u30e1\u30b9\u306e\u30af\u30ed\u30fc\u30f3\u304c\u8a95\u751f\u3057\u305f\u4f8b\u306f\u904e\u53bb\u306b\u3082\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000<a href=\"https:\/\/doi.org\/10.1262\/jrd.09-099E?utm_source=chatgpt.com\">2009\u5e74<\/a>\u3001\u30aa\u30b9\u306e\u30de\u30a6\u30b9\u306e\u7d30\u80de\u304b\u3089\u4f5c\u3089\u308c\u305f27\u5339\u306e\u30af\u30ed\u30fc\u30f3\u306e\u3046\u3061\u3001\u300c\u5076\u7136\u300dY\u67d3\u8272\u4f53\u3092\u5931\u3063\u305f1\u5339\u304cXO\u578b\u306e\u30e1\u30b9\u3068\u3057\u3066\u8a95\u751f\u3057\u3001\u5b50\u4f9b\u3092\u6b8b\u3059\u3053\u3068\u306b\u3082\u6210\u529f\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u305f\u3060\u3057\u4eca\u56de\u306f\u3001Y-CUT\u306b\u3088\u3063\u3066\u300c\u610f\u56f3\u7684\u306b\u300dY\u67d3\u8272\u4f53\u3092\u6392\u9664\u3057\u3001\u9ad8\u3044\u5272\u5408\u3067XO\u578b\u306e\u30e1\u30b9\u3092\u4f5c\u308a\u51fa\u3057\u305f\u70b9\u304c\u5927\u304d\u304f\u7570\u306a\u308b\u306e\u3060\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3067\u306f\u3001\u4eca\u56de\u30aa\u30b9\u306e\u7d30\u80de\u304b\u3089\u4f5c\u3089\u308c\u305fXO\u578b\u306e\u30e1\u30b9\u30fb\u30af\u30ed\u30fc\u30f3\u306f\u3001\u5b9f\u969b\u306b\u7e41\u6b96\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3060\u308d\u3046\u304b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u7814\u7a76\u30c1\u30fc\u30e0\u304c\u3001\u540c\u3058\u30aa\u30b9\u306e\u7d30\u80de\u304b\u3089\u4f5c\u3063\u305fXO\u578b\u306e\u30e1\u30b9\u30fb\u30af\u30ed\u30fc\u30f3\u3068XY\u578b\u306e\u30aa\u30b9\u30fb\u30af\u30ed\u30fc\u30f3\u3092\u4ea4\u914d\u3057\u305f\u3068\u3053\u308d\u3001\u4e21\u8005\u306e\u9593\u306b\u306f\u5b50\u4f9b\u304c\u8a95\u751f\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3057\u304b\u3082\u6b21\u306e\u4e16\u4ee3\u306b\u306f\u3001X\u67d3\u8272\u4f53\u30922\u672c\u6301\u3064\u6b63\u5e38\u306aXX\u578b\u306e\u30e1\u30b9\u3082\u542b\u307e\u308c\u3066\u3044\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000Y\u67d3\u8272\u4f53\u3092\u53d6\u308a\u9664\u3044\u3066\u4f5c\u3063\u305fXO\u578b\u3067\u7d42\u308f\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u6709\u6027\u751f\u6b96\u3092\u7d4c\u308b\u3053\u3068\u3067\u3001\u901a\u5e38\u306eXX\u578b\u306e\u30e1\u30b9\u3068XY\u578b\u306e\u30aa\u30b9\u306b\u3088\u308b\u751f\u6b96\u30b5\u30a4\u30af\u30eb\u3092\u6b21\u4e16\u4ee3\u3067\u56de\u5fa9\u3067\u304d\u308b\u3053\u3068\u304c\u793a\u3055\u308c\u305f\u306e\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3055\u3089\u306b\u9a5a\u304f\u3053\u3068\u306b\u3001\u5143\u306e\u6210\u4f53\u30aa\u30b9\u3068\u3001\u305d\u306e\u30aa\u30b9\u81ea\u8eab\u306e\u8840\u6db2\u7d30\u80de\u304b\u3089\u4f5c\u3063\u305fXO\u578b\u306e\u30e1\u30b9\u30af\u30ed\u30fc\u30f3\u3092\u4ea4\u914d\u3057\u305f\u5834\u5408\u306b\u3082\u3001\u5b50\u4f9b\u304c\u8a95\u751f\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u7684\u5834\u5c02\u4efb\u7814\u7a76\u54e1\u306f\u3053\u306e\u5b9f\u9a13\u306b\u3064\u3044\u3066\u3001\u6b21\u306e\u3088\u3046\u306b\u8a9e\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u5947\u5999\u3067\u8208\u5473\u6df1\u3044\u72b6\u6cc1\u3067\u3057\u305f\u3002\u3053\u306e\u30e1\u30b9\u30fb\u30af\u30ed\u30fc\u30f3\u306f\u3001\u30c9\u30ca\u30fc\u7d30\u80de\u306e\u7531\u6765\u3068\u306a\u3063\u305f\u30aa\u30b9\u3068\u3001\u5e38\u67d3\u8272\u4f53\u306b\u3064\u3044\u3066\u306f\u672c\u8cea\u7684\u306b\u540c\u3058\u30b2\u30ce\u30e0\u3092\u6301\u3063\u3066\u3044\u308b\u306e\u3067\u3059<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u4e0b\u306e\u753b\u50cf\u306f\u3001\u30c9\u30ca\u30fc\u3068\u306a\u3063\u305f\u5143\u306e\u6210\u4f53\u30aa\u30b9\uff08\u53f3\uff09\u3068\u3001\u305d\u306e\u30aa\u30b9\u306e\u8840\u6db2\u7d30\u80de\u304b\u3089\u4f5c\u3089\u308c\u305fXO\u578b\u306e\u30e1\u30b9\u30fb\u30af\u30ed\u30fc\u30f3\uff08\u5de6\uff09\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" data-dominant-color=\"8a735c\" data-has-transparency=\"false\" style=\"--dominant-color: #8a735c;\"   width=\"680\" height=\"544\"   src=\"https:\/\/i0.wp.com\/karapaia.com\/wp-content\/uploads\/2026\/08\/F3.large-3.jpg?resize=680%2C544&#038;ssl=1\" alt=\"\" class=\"wp-image-625173 not-transparent\"\/><figcaption class=\"wp-element-caption\">image credit: Matoba et al., bioRxiv (2026), CC BY-NC 4.0 \/ cropped from Fig. 3N<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u51cd\u7d50\u3057\u305f\u30aa\u30b9\u306e\u7d30\u80de\u304b\u3089\u3064\u304f\u3089\u308c\u305f\u30af\u30ed\u30fc\u30f3\u3082\u7e41\u6b96\u304c\u53ef\u80fd<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u4eca\u56de\u306e\u6280\u8853\u306b\u306f\u3001\u7d76\u6ec5\u5371\u60e7\u7a2e\u306a\u3069\u306e\u9650\u3089\u308c\u305f\u907a\u4f1d\u8cc7\u6e90\u3092\u6d3b\u7528\u3059\u308b\u624b\u6bb5\u3068\u3057\u3066\u306e\u53ef\u80fd\u6027\u3082\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u7d76\u6ec5\u3057\u305f\u3001\u3042\u308b\u3044\u306f\u7d76\u6ec5\u306b\u7015\u3057\u3066\u3044\u308b\u5e0c\u5c11\u306a\u52d5\u7269\u306e\u7d30\u80de\u304c\u51b7\u51cd\u4fdd\u5b58\u3055\u308c\u3066\u3044\u3066\u3082\u3001\u30aa\u30b9\u7531\u6765\u306e\u3082\u306e\u3057\u304b\u306a\u3051\u308c\u3070\u3001\u5f93\u6765\u306e\u4f53\u7d30\u80de\u30af\u30ed\u30fc\u30f3\u3067\u306f\u30aa\u30b9\u3057\u304b\u4f5c\u308c\u306a\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3060\u304c\u3082\u3057\u3001\u30aa\u30b9\u306e\u7d30\u80de\u304b\u3089\u7e41\u6b96\u53ef\u80fd\u306a\u30e1\u30b9\u307e\u3067\u4f5c\u308c\u308b\u306a\u3089\u3001\u305d\u306e\u907a\u4f1d\u8cc7\u6e90\u3092\u7e41\u6b96\u306b\u5229\u7528\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u5e83\u304c\u308b\u306e\u3060\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u305d\u3053\u3067\u7814\u7a76\u30c1\u30fc\u30e0\u306f\u3001\u6210\u4f53\u306e\u30aa\u30b9\u304b\u3089\u63a1\u53d6\u3057\u305f\u8840\u6db2\u7d30\u80de\u30921\u65e5\u307e\u305f\u306f1\u304b\u6708\u9593\u51cd\u7d50\u4fdd\u5b58\u3057\u3001\u89e3\u51cd\u5f8c\u306b\u4f53\u7d30\u80de\u6838\u79fb\u690d\u3092\u884c\u3063\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000Y-CUT\u3092\u65bd\u3055\u306a\u304b\u3063\u305f\u5834\u5408\u306f\u30aa\u30b9\u3060\u3051\u304c\u751f\u307e\u308c\u305f\u306e\u306b\u5bfe\u3057\u3001Y-CUT\u3092\u65bd\u3057\u305f\u5834\u5408\u306b\u306f\u30e1\u30b9\u3060\u3051\u304c\u8a95\u751f\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3055\u3089\u306b\u3001\u3053\u3046\u3057\u3066\u4f5c\u3063\u305f\u30aa\u30b9\u3068\u30e1\u30b9\u306e\u30af\u30ed\u30fc\u30f3\u3092\u4ea4\u914d\u3055\u305b\u305f\u3068\u3053\u308d\u3001\u305d\u306e\u30af\u30ed\u30fc\u30f3\u540c\u58eb\u306e\u9593\u306b\u3082\u5b50\u4f9b\u304c\u8a95\u751f\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u4e0b\u306f\u51cd\u7d50\u4fdd\u5b58\u3057\u305f\u6210\u4f53\u306e\u30aa\u30b9\u306e\u7d30\u80de\u304b\u3089\u3064\u304f\u3063\u305f\u30aa\u30b9\uff08\u4e0a\uff09\u3068\u30e1\u30b9\uff08\u4e0b\uff09\u306e\u30af\u30ed\u30fc\u30f3\u3068\u3001\u305d\u306e\u9593\u306b\u751f\u307e\u308c\u305f\u5b50\u4f9b\u305f\u3061\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" data-dominant-color=\"7a7072\" data-has-transparency=\"false\" style=\"--dominant-color: #7a7072;\"   width=\"680\" height=\"571\"   src=\"https:\/\/i0.wp.com\/karapaia.com\/wp-content\/uploads\/2026\/08\/F4.large-1.jpg?resize=680%2C571&#038;ssl=1\" alt=\"\" class=\"wp-image-625177 not-transparent\"\/><figcaption class=\"wp-element-caption\">image credit: Matoba et al., bioRxiv (2026), CC BY-NC 4.0 \/ cropped from Fig. 4A-C<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u7d76\u6ec5\u5371\u60e7\u7a2e\u306e\u4fdd\u5168\u306b\u3082\u5f79\u7acb\u3064\u53ef\u80fd\u6027<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u65e2\u306b\u52d5\u7269\u306e\u7d30\u80de\u3092\u51cd\u7d50\u4fdd\u5b58\u3057\u3001\u5f8c\u4e16\u306e\u4fdd\u5168\u306b\u5229\u7528\u3059\u308b\u8a66\u307f\u306f\u73fe\u5b9f\u306e\u3082\u306e\u3068\u306a\u3063\u3066\u3044\u308b\u3002\u30ab\u30e9\u30d1\u30a4\u30a2\u3067\u3082\u4ee5\u524d\u7d39\u4ecb\u3057\u305f<a href=\"https:\/\/karapaia.com\/archives\/52294510.html\">\u30e2\u30a6\u30b3\u30ce\u30a6\u30de\u306e\u300c\u30af\u30eb\u30c8\u300d<\/a>\u3082\u305d\u306e\u4e00\u4f8b\u3060\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000<a href=\"https:\/\/www.aza.org\/connect-stories\/stories\/two-endangered-przewalskis-horses-born-at-san-diego-zoo-safari-park\">\u30af\u30eb\u30c8<\/a>\u306f\u73fe\u5728\u3082\u30b5\u30f3\u30c7\u30a3\u30a8\u30b4\u52d5\u7269\u5712\u30b5\u30d5\u30a1\u30ea\u30d1\u30fc\u30af\u3067\u66ae\u3089\u3057\u3066\u304a\u308a\u3001\u4fdd\u5b58\u3055\u308c\u3066\u3044\u305f\u8cb4\u91cd\u306a\u907a\u4f1d\u5b50\u3092\u6b21\u4e16\u4ee3\u3078\u53d7\u3051\u7d99\u3050\u67b6\u3051\u6a4b\u3068\u306a\u308b\u3053\u3068\u304c\u671f\u5f85\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u307b\u304b\u306b\u3082\u30011980\u5e74\u4ee3\u306b\u4fdd\u5b58\u3055\u308c\u305f\u7d30\u80de\u304b\u3089\u7d76\u6ec5\u5371\u60e7\u7a2e\u306e<a href=\"https:\/\/karapaia.com\/archives\/464815.html\">\u30af\u30ed\u30a2\u30b7\u30a4\u30bf\u30c1<\/a>\u306e\u30af\u30ed\u30fc\u30f3\u304c\u4f5c\u3089\u308c\u305f\u307b\u304b\u3001<a href=\"https:\/\/karapaia.com\/archives\/52316380.html\">\u30db\u30c3\u30ad\u30e7\u30af\u30aa\u30aa\u30ab\u30df<\/a>\u3067\u3082\u30af\u30ed\u30fc\u30f3\u304c\u8a95\u751f\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3053\u3046\u3057\u305f\u6280\u8853\u306f\u3001\u5931\u308f\u308c\u3064\u3064\u3042\u308b\u8cb4\u91cd\u306a\u907a\u4f1d\u8cc7\u6e90\u3092\u6b21\u4e16\u4ee3\u3078\u6b8b\u3059\u305f\u3081\u306e\u624b\u6bb5\u3068\u3057\u3066\u3001\u3059\u3067\u306b\u5b9f\u969b\u306e\u52d5\u7269\u4fdd\u5168\u306b\u5229\u7528\u3055\u308c\u59cb\u3081\u3066\u3044\u308b\u306e\u3060\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u4eca\u56de\u306e\u7814\u7a76\u30c1\u30fc\u30e0\u3082\u3001\u3053\u3046\u3057\u305f\u51cd\u7d50\u4fdd\u5b58\u3055\u308c\u305f\u7d30\u80de\u3092Y-CUT\u3067\u3055\u3089\u306b\u6d3b\u7528\u3067\u304d\u308b\u3068\u8003\u3048\u3066\u3044\u308b\u3002\u7684\u5834\u5c02\u4efb\u7814\u7a76\u54e1\u306f\u3053\u3046\u8a9e\u308b\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u7d76\u6ec5\u5371\u60e7\u7a2e\u306e\u4f53\u7d30\u80de\u306f\u3001Frozen Zoo\u306e\u3088\u3046\u306a\u30d0\u30a4\u30aa\u30d0\u30f3\u30af\u3067\u51cd\u7d50\u4fdd\u5b58\u3055\u308c\u308b\u30b1\u30fc\u30b9\u304c\u5897\u3048\u3066\u304a\u308a\u3001\u3059\u3067\u306b\u305d\u3046\u3057\u305f\u4fdd\u5b58\u7d30\u80de\u304b\u3089\u4f53\u7d30\u80de\u6838\u79fb\u690d\u306b\u3088\u3063\u3066\u7d76\u6ec5\u5371\u60e7\u7a2e\u306e\u30af\u30ed\u30fc\u30f3\u304c\u4f5c\u3089\u308c\u3066\u3044\u307e\u3059\u3002<br><br>\u3082\u3057\u8cb4\u91cd\u306a\u500b\u4f53\u306e\u30aa\u30b9\u306e\u7d30\u80de\u3057\u304b\u6b8b\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3067\u3082\u3001\u305d\u306e\u7a2e\u3067XO\u578b\u306e\u30e1\u30b9\u304c\u751f\u5b58\u3057\u3001\u7e41\u6b96\u3067\u304d\u308b\u306e\u3067\u3042\u308c\u3070\u3001\u79c1\u305f\u3061\u306e\u65b9\u6cd5\u3067\u30aa\u30b9\u3068\u30e1\u30b9\u306e\u4e21\u65b9\u3092\u4f5c\u308a\u3001\u305d\u306e\u907a\u4f1d\u8cc7\u6e90\u3092\u7e41\u6b96\u306b\u6d3b\u7528\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u305f\u3060\u3057\u30011\u5339\u306e\u30aa\u30b9\u304b\u3089\u4e21\u65b9\u306e\u6027\u3092\u4f5c\u308c\u308b\u304b\u3089\u3068\u3044\u3063\u3066\u30011\u5339\u3060\u3051\u3067\u5065\u5168\u306a\u500b\u4f53\u7fa4\u3092\u5fa9\u6d3b\u3055\u305b\u3089\u308c\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u306a\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u500b\u4f53\u7fa4\u3092\u7dad\u6301\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u907a\u4f1d\u7684\u591a\u69d8\u6027\u306b\u95a2\u3057\u3066\u306f\u3001\u307e\u305f\u5225\u306e\u554f\u984c\u306a\u306e\u3060\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30de\u30a6\u30b9\u4ee5\u5916\u3078\u306e\u5fdc\u7528\u306b\u306f\u307e\u3060\u5927\u304d\u306a\u58c1\u3082<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u305f\u3060\u3057\u3001\u4eca\u56de\u306e\u624b\u6cd5\u3092\u305d\u306e\u307e\u307e\u4ed6\u306e\u54fa\u4e73\u985e\u3078\u5fdc\u7528\u3067\u304d\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u30de\u30a6\u30b9\u3067\u306fXO\u578b\u306e\u30e1\u30b9\u304c\u7e41\u6b96\u80fd\u529b\u3092\u6301\u3064\u304c\u3001\u30d2\u30c8\u3084\u30a6\u30de\u306a\u3069\u3067\u306fXO\u500b\u4f53\u306f\u4e0d\u598a\u3068\u306a\u308b\u305f\u3081\u3001\u4f8b\u3048\u3070\u30e2\u30a6\u30b3\u30ce\u30a6\u30de\u306bY-CUT\u3092\u4f7f\u3048\u3070\u7e41\u6b96\u53ef\u80fd\u306a\u30e1\u30b9\u3092\u4f5c\u308c\u308b\u3068\u3044\u3046\u308f\u3051\u3067\u306f\u306a\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u307e\u305f\u3001\u73fe\u6bb5\u968e\u3067\u306f\u4f53\u7d30\u80de\u6838\u79fb\u690d\u306b\u30e1\u30b9\u306e\u5375\u5b50\u304c\u5fc5\u8981\u3067\u3001\u80da\u3092\u80b2\u3066\u308b\u4ee3\u7406\u6bcd\u3082\u6b20\u304b\u305b\u306a\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3064\u307e\u308a\u3001\u300c1\u5339\u306e\u30aa\u30b9\u304b\u3089\u7e41\u6b96\u3092\u59cb\u3081\u3089\u308c\u308b\u300d\u3068\u306f\u3001\u3042\u304f\u307e\u3067\u907a\u4f1d\u60c5\u5831\u306e\u51fa\u767a\u70b9\u30921\u5339\u306e\u30aa\u30b9\u306b\u3067\u304d\u308b\u3068\u3044\u3046\u610f\u5473\u306a\u306e\u3060\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u306a\u304a\u3001\u4eca\u56de\u3064\u304f\u3089\u308c\u305fXO\u578b\u306e\u30e1\u30b9\u30fb\u30af\u30ed\u30fc\u30f36\u5339\u3067\u306f\u3001Y\u67d3\u8272\u4f53\u306e\u6d88\u5931\u4ee5\u5916\u306b\u5927\u304d\u306a\u30b2\u30ce\u30e0\u7570\u5e38\u306f\u78ba\u8a8d\u3055\u308c\u306a\u304b\u3063\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3060\u304c\u3001\u8abf\u67fb\u306e\u5bfe\u8c61\u3068\u306a\u3063\u305f\u500b\u4f53\u6570\u306f\u307e\u3060\u5c11\u306a\u304f\u3001\u5b89\u5168\u6027\u306b\u3064\u3044\u3066\u306f\u4eca\u5f8c\u3055\u3089\u306b\u691c\u8a3c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3053\u306e\u3088\u3046\u306b\u591a\u304f\u306e\u8ab2\u984c\u304c\u6b8b\u3055\u308c\u3066\u3044\u308b\u304c\u3001\u305d\u308c\u3067\u3082\u77f3\u5185\u51c6\u6559\u6388\u306f\u3001\u3053\u306e\u7814\u7a76\u304c\u3053\u308c\u307e\u3067\u306e\u751f\u6b96\u306e\u5e38\u8b58\u3092\u5909\u3048\u308b\u53ef\u80fd\u6027\u306b\u671f\u5f85\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u79c1\u305f\u3061\u306e\u7814\u7a76\u5206\u91ce\u306b\u306f\u3001\u751f\u6b96\u306b\u306f\u30e1\u30b9\u3068\u30aa\u30b9\u306e\u4e21\u65b9\u304c\u5fc5\u8981\u3060\u3068\u3044\u3046\u56fa\u5b9a\u89b3\u5ff5\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8003\u3048\u65b9\u3092\u5909\u3048\u3089\u308c\u308b\u3068\u601d\u3044\u307e\u3059<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u30aa\u30b9\u306e\u4f53\u7d30\u80de\u304b\u3089Y\u67d3\u8272\u4f53\u3092\u53d6\u308a\u9664\u3044\u3066\u30e1\u30b9\u3092\u4f5c\u308a\u3001\u540c\u30581\u5339\u306e\u30aa\u30b9\u306b\u7531\u6765\u3059\u308b\u30b2\u30ce\u30e0\u304b\u3089\u4e21\u65b9\u306e\u6027\u3092\u8a95\u751f\u3055\u305b\u3001\u3055\u3089\u306b\u6b21\u306e\u4e16\u4ee3\u3078\u3068\u3064\u306a\u3052\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u73fe\u6642\u70b9\u3067\u306f\u30de\u30a6\u30b9\u3067\u5b9f\u8a3c\u3055\u308c\u305f\u3070\u304b\u308a\u3060\u304c\u3001\u3053\u308c\u307e\u3067\u30af\u30ed\u30fc\u30f3\u3067\u306f\u5909\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u304b\u3063\u305f\u300c\u6027\u300d\u3068\u3044\u3046\u5236\u7d04\u3092\u4e57\u308a\u8d8a\u3048\u3001\u9650\u3089\u308c\u305f\u907a\u4f1d\u8cc7\u6e90\u3092\u7e41\u6b96\u3078\u3064\u306a\u3052\u308b\u65b0\u305f\u306a\u65b9\u6cd5\u304c\u793a\u3055\u308c\u305f\u306e\u3060\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3053\u306e\u7814\u7a76\u6210\u679c\u306f\u6d77\u5916\u3067\u3082\u5927\u304d\u306a\u885d\u6483\u3092\u6301\u3063\u3066\u8fce\u3048\u3089\u308c\u3066\u304a\u308a\u3001\u7d76\u6ec5\u5371\u60e7\u7a2e\u306e\u4fdd\u5168\u3078\u306e\u671f\u5f85\u3068\u3068\u3082\u306b\u3001\u30aa\u30b9\u304b\u3089\u30e1\u30b9\u3092\u4f5c\u308b\u3068\u3044\u3046\u5b9f\u9a13\u3092\u30ad\u30ea\u30b9\u30c8\u6559\u306e\u300c\u30a2\u30c0\u30e0\u3068\u30a4\u30d6\u300d\u306b\u91cd\u306d\u308b\u58f0\u3082\u4e0a\u304c\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u65e7\u7d04\u8056\u66f8\u306e\u300c\u7537\u6027\uff08\u30a2\u30c0\u30e0\uff09\u306e\u808b\u9aa8\u304b\u3089\u5973\u6027\uff08\u30a4\u30d6\uff09\u304c\u4f5c\u3089\u308c\u305f\u300d\u3068\u3044\u3046\u7269\u8a9e\u304c\u9023\u60f3\u3055\u308c\u308b\u7814\u7a76\u304c\u751f\u307e\u308c\u305f\u306e\u306f\u3001\u79d1\u5b66\u7684\u306b\u3082\u795e\u5b66\u7684\u306b\u3082\u8208\u5473\u6df1\u3044\u8a71\u304b\u3082\u3057\u308c\u306a\u3044\u3002<\/p>\n<p><b><a href=\"https:\/\/karapaia.com\/archives\/625132.html\" >\u7d9a\u304d\u3092\u8aad\u3080...<\/a><\/b><\/p>\n\n<p>\u25bc\u3042\u308f\u305b\u3066\u8aad\u307f\u305f\u3044<br>\n\u30fb<b><a href=\"https:\/\/karapaia.com\/archives\/593395.html\" 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