{"id":221410,"date":"2021-04-07T22:59:50","date_gmt":"2021-04-07T19:59:50","guid":{"rendered":"https:\/\/en.buradabiliyorum.com\/carnegie-mellon-yale-pna-based-technique-an-essential-part-of-the-gene-editing-toolkit\/"},"modified":"2021-04-07T22:59:50","modified_gmt":"2021-04-07T19:59:50","slug":"carnegie-mellon-yale-pna-based-technique-an-essential-part-of-the-gene-editing-toolkit","status":"publish","type":"post","link":"https:\/\/buradabiliyorum.com\/en\/carnegie-mellon-yale-pna-based-technique-an-essential-part-of-the-gene-editing-toolkit\/","title":{"rendered":"#Carnegie Mellon\/Yale PNA-based technique an essential part of the gene editing toolkit"},"content":{"rendered":"<p>&#8220;<strong>#Carnegie Mellon\/Yale PNA-based technique an essential part of the gene editing toolkit<\/strong>&#8221;<\/p>\n<div>\n<div class=\"article-gallery lightGallery\">\n<div data-thumb=\"https:\/\/scx1.b-cdn.net\/csz\/news\/tmb\/2018\/geneediting.jpg\" data-src=\"https:\/\/scx2.b-cdn.net\/gfx\/news\/hires\/2018\/geneediting.jpg\" data-sub-html=\"Credit: CC0 Public Domain\">\n<figure class=\"article-img\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/scx1.b-cdn.net\/csz\/news\/800a\/2018\/geneediting.jpg\" alt=\"gene editing\" title=\"Credit: CC0 Public Domain\" width=\"800\" height=\"479\"\/><figcaption class=\"text-darken text-low-up text-truncate-js text-truncate mt-3\">\n                Credit: CC0 Public Domain<br \/>\n            <\/figcaption><\/figure>\n<\/div>\n<\/div>\n<p>In an article published in the April 8 issue of <i>Nature<\/i>, the National Institutes of Health&#8217;s Somatic Cell Gene Editing Consortium provided a detailed update on the progress of their nationwide effort to develop safer and more effective methods to edit the genomes of disease-relevant somatic cells and reduce the burden of disease caused by genetic changes.<\/p>\n<section class=\"article-banner first-banner ads-336x280\"><!-- \/4988204\/Phys_Story_InText_Box --><br \/>\n      <\/section>\n<p>Gene editing allows scientists to modify sections of an organism&#8217;s DNA and is considered a promising treatment for a number of genetic diseases. There have been numerous advances in the laboratory over the last few decades, but there are still many challenges to overcome before gene editing can be widely used in the patient population. Launched in 2018, the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/commonfund.nih.gov\/editing\">Somatic Cell Gene Editing Consortium<\/a> (SCGE) has brought together some of the leading researchers in the field to advance discovery and accelerate the translation of somatic gene editing advances in the lab to the clinical setting.<\/p>\n<p>Over six years, the NIH will allocate <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>roximately $190 million to SCGE to realize gene editing&#8217;s potential. The end result will be a freely available toolkit that will provide the biomedical research community with rigorously evaluated information about genome editors and methods for delivering and tracking gene editing molecules.<\/p>\n<p>&#8220;NIH realized it was important for all of us who are investigating gene editing to work together toward a common goal,&#8221; said Carnegie Mellon University Professor of Chemistry Danith Ly who joined the consortium in 2019. &#8220;We&#8217;re designing molecules that can go into the cell and we&#8217;re cataloging each and every one. What we&#8217;ll end up with is a very valuable, rigorously evaluated resource for those who want to bring gene editing to patients.&#8221;<\/p>\n<figure class=\"mb-4\" itemscope=\"\" itemtype=\"http:\/\/schema.org\/VideoObject\"><meta itemprop=\"name\" content=\"Carnegie Mellon\/Yale PNA-based technique an essential part of the gene editing toolkit\"\/><meta itemprop=\"url\" content=\"https:\/\/youtu.be\/27o3s3TktHI\"\/><meta itemprop=\"description\" content=\"Carnegie Mellon\/Yale PNA-based technique an essential part of the gene editing toolkit\"\/><meta itemprop=\"uploadDate\" content=\"2021-04-07T15:59:27-04:00\"\/><meta itemprop=\"embedUrl\" content=\"https:\/\/www.youtube.com\/embed\/27o3s3TktHI\"\/><meta itemprop=\"thumbnailUrl\" content=\"https:\/\/img.youtube.com\/vi\/27o3s3TktHI\/maxresdefault.jpg\"\/><br \/>\n             <iframe loading=\"lazy\" title=\"NIH Common Fund Somatic Cell Genome Editing Program\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/27o3s3TktHI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<\/figure>\n<p>While much of the consortium&#8217;s work focuses on CRISPER-Cas related systems, the SCGE points out that it&#8217;s important to continue to develop other systems. They specifically single out the peptide nucleic acid-based gene editing technique developed by Carnegie Mellon&#8217;s Ly and Yale University&#8217;s Peter Glazer.<\/p>\n<p>&#8220;Although there is a significant focus on CRISPR-Cas related systems within the SCGE, it is crucial to continue to explore alternate systems, in part because they may differ in both their potential for delivery and their biological or immunological responses,&#8221; the consortium wrote in <i>Nature<\/i>.<\/p>\n<p>While CRISPR-Cas edits genes in cells that have been removed from the body, Ly and Glazer&#8217;s peptide nucleic acid (PNA) system is administered intravenously and edits cells in vivo. Using nanoparticles, a PNA molecule paired with a donor strand of DNA is delivered directly to a malfunctioning gene. Ly, a leading researcher in synthetic nucleic acid <a href=\"https:\/\/buradabiliyorum.com\/en\/category\/technology\/\" data-internallinksmanager029f6b8e52c=\"4\" title=\"Technology\" target=\"_blank\" rel=\"noopener\">technology<\/a>, has programmed PNA molecules to open double stranded DNA at the site of a targeted mutation. The donor DNA from the complex binds to the cell&#8217;s faulty DNA and triggers the DNA&#8217;s innate repair mechanisms to edit the gene. The team has used the technique to cure beta thalassemia in adult mice and in fetal mice in utero.<\/p>\n<p>The PNA gene editing system doesn&#8217;t have the high-yield of CRISPER-Cas systems, but it does have the advantage of being less likely to make off-target modifications. According to Ly, that means their technique might be better for genetic diseases that only need to have a small percentage of cells corrected to make a therapeutic difference. For example, in the beta thalassemia studies, Ly and Glazer found that editing only six to seven percent of cells was curative.<\/p>\n<p>Ly and Glazer plan to further refine and improve their technique through their participation in SCGE, and they look forward to sharing their results with the consortium and the greater biomedical community.<\/p>\n<hr\/>\n<div class=\"article-main__explore my-4 d-print-none\">\n<p>                                            <a rel=\"nofollow noopener\" target=\"_blank\" class=\"text-medium text-info mt-2 d-inline-block\" href=\"https:\/\/medicalxpress.com\/news\/2021-01-genome-human-retinal-degeneration.html\">Genome editing to treat human retinal degeneration<\/a>\n                                        <\/div>\n<hr class=\"mb-4\"\/>\n<div class=\"article-main__more p-4\">\n                                                                                                <strong>More information:<\/strong><br \/>\n                                                The NIH Somatic Cell Genome Editing program, <i>Nature<\/i> (2021).  <a rel=\"nofollow noopener\" target=\"_blank\" data-doi=\"1\" href=\"http:\/\/dx.doi.org\/10.1038\/s41586-021-03191-1\">DOI: 10.1038\/s41586-021-03191-1<\/a><\/p><\/div>\n<div class=\"d-inline-block text-medium my-4\">\n                                                Provided by<br \/>\n                                                                                                    Carnegie Mellon University<br \/>\n                                                                                                        <a rel=\"nofollow noopener\" target=\"_blank\" class=\"icon_open\" href=\"http:\/\/www.cmu.edu\/index.shtml\"><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                                                 Carnegie Mellon\/Yale PNA-based technique an essential part of the gene editing toolkit (2021, April  7)<br \/>\n                                                 retrieved  7 April 2021<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>\/2021-04-carnegie-mellonyale-pna-based-technique-essential.html<\/p>\n<p>                                            This document is subject to copyright. 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