{"id":429,"date":"2017-05-16T17:41:36","date_gmt":"2017-05-16T20:41:36","guid":{"rendered":"http:\/\/en-mol.icb.usp.br\/?page_id=429"},"modified":"2026-03-22T17:26:28","modified_gmt":"2026-03-22T20:26:28","slug":"1-18-basic-concepts","status":"publish","type":"page","link":"https:\/\/mol-en.icb.usp.br\/index.php\/1-18-basic-concepts\/","title":{"rendered":"1-18 Basic concepts"},"content":{"rendered":"<div class=\"su-row\">\n<div class=\"su-column su-column-size-1-1\"><div class=\"su-column-inner su-u-clearfix su-u-trim\"><strong>THINKING ON 3-DIMENSIONS &#8211; 6<\/strong><\/div><\/div>\n<\/div>\n<div class=\"su-row\">\n<div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\"><strong>Cells lacking a nucleus<\/strong> and <strong>nuclei lacking nucleoli<\/strong><\/p>\n<p>The image is of a section of the <strong>cerebellum<\/strong>, an organ that belongs to the central nervous system, located inside the skull under the brain.<br \/>\nIn addition to several smaller neurons, observe <strong>three large neurons<\/strong> of a type called <strong>Purkinje cells<\/strong>.<br \/>\n1 &#8211; Firstly watch their nuclei and nucleoli.<br \/>\n2 &#8211; Place the cursor or click on the image:<br \/>\nPurkinje cells 1 and 3 \u2013 have unprecise nuclei and no obvious nucleoli.<br \/>\nPurkinje cell 2 \u2013 shows an evident nucleus and nucleolus.<br \/>\nCells &#8220;lacking&#8221; nuclei, or nuclei without nucleoli are often seen in sections of most organs.<br \/>\nWhy do cells show such varied appearances? See next page for an explanation. <\/p>\n<\/div><\/div>\n<div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\">\n<div>\n<p><a href=\"javascript:void(0)\"><br \/>\n  <img decoding=\"async\" src=\"https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/1-18.jpg\"\n       class=\"hover-image\"\n       data-original-src=\"https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/1-18.jpg\"\n       data-hover-src=\"https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/1-18MO.jpg\" \/><br \/>\n<\/a><\/p>\n<p>Cerebellum. Hematoxylin and eosin. Medium magnification.<\/p>\n<p><a href=https:\/\/mol-en.icb.usp.br\/index.php\/1-19-basic-concepts\/\">NEXT PAGE<\/a><\/p>\n<p><a href=\"https:\/\/mol-en.icb.usp.br\/index.php\/1-17-basic-concepts\/\">PREVIOUS PAGE\u00a0<\/a><\/p>\n<p><a href=\"https:\/\/mol-en.icb.usp.br\/index.php\/1-0-basic-concepts\/\">MENU OF THIS CHAPTER<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-429","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/pages\/429","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/comments?post=429"}],"version-history":[{"count":40,"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/pages\/429\/revisions"}],"predecessor-version":[{"id":21155,"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/pages\/429\/revisions\/21155"}],"wp:attachment":[{"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/media?parent=429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}