{"id":510185,"date":"2022-11-15T13:00:03","date_gmt":"2022-11-15T10:00:03","guid":{"rendered":"https:\/\/en.buradabiliyorum.com\/scientists-find-new-variations-among-sperm-cells\/"},"modified":"2022-11-15T13:00:03","modified_gmt":"2022-11-15T10:00:03","slug":"scientists-find-new-variations-among-sperm-cells","status":"publish","type":"post","link":"https:\/\/buradabiliyorum.com\/en\/scientists-find-new-variations-among-sperm-cells\/","title":{"rendered":"#Scientists find new variations among sperm cells"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6aef6cc03c736\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #dd3333;color:#dd3333\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #dd3333;color:#dd3333\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6aef6cc03c736\" checked aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/buradabiliyorum.com\/en\/scientists-find-new-variations-among-sperm-cells\/#%E2%80%9CScientists_find_new_variations_among_sperm_cells%E2%80%9D\" >&#8220;Scientists find new variations among sperm cells&#8221;<\/a><\/li><\/ul><\/nav><\/div>\n<h1><span class=\"ez-toc-section\" id=\"%E2%80%9CScientists_find_new_variations_among_sperm_cells%E2%80%9D\"><\/span>&#8220;Scientists find new variations among sperm cells&#8221;<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<div>\n<div class=\"article-gallery lightGallery\">\n<div data-thumb=\"https:\/\/scx1.b-cdn.net\/csz\/news\/tmb\/2022\/scientists-find-new-va.jpg\" data-src=\"https:\/\/scx2.b-cdn.net\/gfx\/news\/hires\/2022\/scientists-find-new-va.jpg\" data-sub-html=\"Male Astyanax mexicanus (blind cave fish). Credit: Richard Borowsky, New York University\">\n<figure class=\"article-img\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/scx1.b-cdn.net\/csz\/news\/800a\/2022\/scientists-find-new-va.jpg\" alt=\"Scientists find new variations among sperm cells\" title=\"Male Astyanax mexicanus (blind cave fish). Credit: Richard Borowsky, New York University\" width=\"800\" height=\"452\"\/><figcaption class=\"text-darken text-low-up text-truncate-js text-truncate mt-3\">\n                Male Astyanax mexicanus (blind cave fish). Credit: Richard Borowsky, New York University<br \/>\n            <\/figcaption><\/figure>\n<\/div>\n<\/div>\n<p>The behavior of sperm cells is due, in part, to the individual DNA make-up of these cells, rather than only to the genetics of males, finds a team of scientists. Its results, which provide a new understanding of the competition among sperm cells to fertilize the egg, have larger implications for the reproductive process.<\/p>\n<section class=\"article-banner first-banner ads-336x280\"><!-- \/4988204\/Phys_Story_InText_Box --><br \/>\n      <\/section>\n<p>The study, which centers on the swimming behavior of sperm cells, is the first to establish a direct effect of mutation on sperm behavior and suggests that the development and <a href=\"https:\/\/buradabiliyorum.com\/en\/category\/download-scripts-themes-apps\/\" data-internallinksmanager029f6b8e52c=\"9\" title=\"Download Scripts &amp; Themes &amp; Apps\" target=\"_blank\" rel=\"noopener\">app<\/a>lication of screens based on sperm behavior can improve the quality of the genetics they carry.<\/p>\n<p>&#8220;Until now, the predominant view was that this variation in swimming behavior reflected the overall genetics of the male rather than the variable genetics of the individual sperm cells,&#8221; explains Richard Borowsky, a professor emeritus in NYU&#8217;s Department of Biology and the senior author of the paper, which appears in the journal <i>Scientific Reports<\/i>. &#8220;This study is the first to demonstrate that genetic differences can directly affect the swimming behavior of sperm cells.&#8221;<\/p>\n<p>This fuller grasp, he adds, may offer additional knowledge on the impact of abnormal sperm cells on offspring, notably birth defects.<\/p>\n<p>The work , which included Haining Chen, an NYU graduate student at the time of the study and now at Westlake University in Hangzhou, China, focused on sperm cells in male fish\u2014specifically <i>Astyanax mexicanus<\/i> cave fish. It compared the sperm cells in normal fish with those of fish whose sperm production had been artificially mutated. This allowed the scientists to identify behavioral and morphological characteristics potentially altering the sperm&#8217;s chances in the race to fertilize the egg. <\/p>\n<div class=\"article-gallery lightGallery\">\n<div data-thumb=\"https:\/\/scx1.b-cdn.net\/csz\/news\/tmb\/2022\/scientists-find-new-va-1.jpg\" data-src=\"https:\/\/scx2.b-cdn.net\/gfx\/news\/2022\/scientists-find-new-va-1.jpg\" data-sub-html=\"Paths of individual swimming sperm over a one-second interval, illustrating the great variation among individual sperm in swimming velocity and curvature. Credit: Richard Borowsky, New York University\">\n<figure class=\"article-img text-center\"><img decoding=\"async\" src=\"https:\/\/scx1.b-cdn.net\/csz\/news\/800a\/2022\/scientists-find-new-va-1.jpg\" alt=\"Scientists find new variations among sperm cells\" title=\"Paths of individual swimming sperm over a one-second interval, illustrating the great variation among individual sperm in swimming velocity and curvature. Credit: Richard Borowsky, New York University\"\/><figcaption class=\"text-left text-darken text-truncate text-low-up mt-3\">\n                Paths of individual swimming sperm over a one-second interval, illustrating the great variation among individual sperm in swimming velocity and curvature. Credit: Richard Borowsky, New York University<br \/>\n            <\/figcaption><\/figure>\n<\/div>\n<\/div>\n<p>Their results showed no difference in flagellar length\u2014 the hair-like appendage that propels them as they swim towards the egg\u2014between the normal and mutated samples. However, there was greater variability in the velocity, or swimming speed, of the mutated samples compared to the normal ones\u2014meaning that in many instances, the mutated samples swam at lower and faster speeds than did normal ones. Overall, while both types of sperm cells <i>appeared<\/i> similar, their behaviors are quite different and at crucial stages. <\/p>\n<p>The findings offer additional insights into the nature of reproduction. <\/p>\n<p>It&#8217;s been long established that sperm from different males vary in their characteristics because of the genetic differences between the males. This study established that different sperm from the same male vary in their characteristics because they differ in their genetic cargo.<\/p>\n<div class=\"article-main__more p-4\">\n                                                                                        <strong>More information:<\/strong><br \/>\n                                                Mutagenesis alters sperm swimming velocity in Astyanax cave fish, <i>Scientific Reports<\/i> (2022). <a rel=\"nofollow noopener\" target=\"_blank\" data-doi=\"1\" href=\"https:\/\/dx.doi.org\/10.1038\/s41598-022-22486-5\">DOI: 10.1038\/s41598-022-22486-5<\/a><\/p><\/div>\n<div class=\"d-inline-block text-medium mt-4\">\n<p>                                                    Provided by<br \/>\n                                                                                                            New York University<br \/>\n                                                                                                                <a rel=\"nofollow noopener\" target=\"_blank\" class=\"icon_open\" href=\"http:\/\/www.nyu.edu\/\"><br \/>\n                                                            <svg><use href=\"https:\/\/phys.b-cdn.net\/tmpl\/v6\/img\/svg\/sprite.svg#icon_open\" x=\"0\" y=\"0\"\/><\/svg><\/a><\/p><\/div>\n<p>                                        <!-- print only --><\/p>\n<div class=\"d-none d-print-block\">\n<p>                                                    <strong>Citation<\/strong>:<br \/>\n                                                    Scientists find new variations among sperm cells (2022, November 15)<br \/>\n                                                    retrieved 15 November 2022<br \/>\n                                                    from https:\/\/phys.org\/<a href=\"https:\/\/buradabiliyorum.com\/en\/category\/news\/\" data-internallinksmanager029f6b8e52c=\"2\" title=\"News\" target=\"_blank\" rel=\"noopener\">news<\/a>\/2022-11-scientists-variations-sperm-cells.html<\/p>\n<p>                                             This document is subject to copyright. 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Follow us on\u00a0<span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/news.google.com\/publications\/CAAqBwgKMLG0nwswvr63Aw\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Google News<\/a><\/span>\u00a0too, click on the star and choose us from your favorites.<\/span><\/strong><\/p><\/blockquote>\n<blockquote>\n<p style=\"text-align: center;\">For forums sites go to <span style=\"color: #ff9900;\"><a style=\"color: #ff9900;\" href=\"https:\/\/forum.buradabiliyorum.com\/\" target=\"_blank\" rel=\"noopener\">Forum.BuradaBiliyorum.Com<\/a><\/span><\/strong>\n<\/p><\/blockquote>\n<blockquote>\n<p style=\"text-align: center;\"><strong>If you want to read more Like this articles, you can visit our <span style=\"color: #ff9900;\"><a style=\"color: #ff9900;\" href=\"https:\/\/en.buradabiliyorum.com\/science\/\" target=\"_blank\" rel=\"noopener\">Science category.<\/a><\/span><\/strong><\/p>\n<\/blockquote>\n<p><span style=\"color: black;\"><a style=\"color: #ff9900;\" href=\"https:\/\/phys.org\/news\/2022-11-scientists-variations-sperm-cells.html\" target=\"_blank\" rel=\"noopener\">Source<\/a><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;Scientists find new variations among sperm cells&#8221; Male Astyanax mexicanus (blind cave fish). Credit: Richard Borowsky, New York University The behavior of sperm cells is due, in part, to the individual DNA make-up of these cells, rather than only to the genetics of males, finds a team of scientists. Its results, which provide a new&#8230;<\/p>\n","protected":false},"author":1,"featured_media":510186,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"https:\/\/scx2.b-cdn.net\/gfx\/news\/hires\/2022\/scientists-find-new-va.jpg","fifu_image_alt":"","footnotes":""},"categories":[16],"tags":[],"class_list":["post-510185","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sciencee"],"_links":{"self":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/posts\/510185","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/comments?post=510185"}],"version-history":[{"count":0,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/posts\/510185\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/media\/510186"}],"wp:attachment":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/media?parent=510185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/categories?post=510185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/tags?post=510185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}