{"id":51523,"date":"2018-06-25T13:22:34","date_gmt":"2018-06-25T13:22:34","guid":{"rendered":"https:\/\/www.edristi.in\/?p=51523"},"modified":"2019-03-11T11:40:01","modified_gmt":"2019-03-11T11:40:01","slug":"3d-print-human-corneas","status":"publish","type":"post","link":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/3d-print-human-corneas\/","title":{"rendered":"3D Print Human Corneas"},"content":{"rendered":"<p style=\"text-align: justify;\"><strong>Question- For the first time, &#8216;3-D printed cornea&#8217; was made by scientists. The bio-ink to print cornea was prepared by which of the following?<\/strong><br \/>\na) from Stem cells stem cells of the cornea of a healthy donor<br \/>\nb) from mixture of stem cells from a healthy donor cornea with alginate<br \/>\nc) from mixture of stem cells from a healthy donor cornea with collagen<br \/>\nd) from mixture of stem cells (human corneal stromal cells) from a healthy donor cornea with collagen and alginate<br \/>\n<strong>Answer: (d)<br \/>\nRelated Facts:<\/strong><\/p>\n<ul style=\"text-align: justify;\">\n<li>On May 30th, 2018, according to the proof of concept research in a paper, titled \u201c3D Bioprinting of a Corneal Stroma Equivalent,\u201d in the journal Experimental Eye Research scientist have developed first 3D printed human corneas.<\/li>\n<li>The Newcastle researchers Abigail Isaacson, a Guest Researcher from the Institute of Genetic Medicine; Dr. Stephen Swioklo; and Che J. Connon, Professor of Tissue Engineering have showed the technique to make bio ink for 3D printed human corneas.<\/li>\n<li>The bio-ink to print cornea was prepared from mixture of stem cells (human corneal stromal cells) from a healthy donor cornea with collagen and alginate.<\/li>\n<li>&#8216;Collagen&#8217; is a group of naturally occurring proteins.<\/li>\n<li>While alginate or alginic acid or algin is a polysaccharide, which is often found in the cells of brown algae.<\/li>\n<li>A simple low-cost &#8216;3D bio-printer&#8217; was used in research.<\/li>\n<li>This &#8216;3-D printed&#8217; cornea by scientists is yet to be tested before transplanting to patient&#8217;s eye and will take a lot of time.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><strong>Reference:<\/strong><br \/>\n<a href=\"https:\/\/3dprint.com\/215202\/newcastle-3d-printed-corneas\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/3dprint.com\/215202\/newcastle-3d-printed-corneas\/<\/a><br \/>\n<a href=\"https:\/\/newatlas.com\/human-corneas-3d-printed\/54837\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/newatlas.com\/human-corneas-3d-printed\/54837\/<\/a><br \/>\n<a href=\"https:\/\/www.ncl.ac.uk\/press\/articles\/latest\/2018\/05\/first3dprintingofcorneas\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.ncl.ac.uk\/press\/articles\/latest\/2018\/05\/first3dprintingofcorneas\/<\/a><br \/>\n<a href=\"https:\/\/www.livescience.com\/62694-3d-print-cornea.html\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.livescience.com\/62694-3d-print-cornea.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Question- For the first time, &#8216;3-D printed cornea&#8217; was made by scientists. The bio-ink to print cornea was prepared by which of the following? a) from Stem cells stem cells of the cornea of a healthy donor b) from mixture of stem cells from a healthy donor cornea with alginate c) from mixture of stem [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":51247,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1137],"tags":[2541],"class_list":["post-51523","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mis","tag-miscellaneous-en"],"_links":{"self":[{"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/posts\/51523","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/comments?post=51523"}],"version-history":[{"count":0,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/posts\/51523\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/media\/51247"}],"wp:attachment":[{"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/media?parent=51523"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/categories?post=51523"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/tags?post=51523"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}