{"id":430,"date":"2015-08-15T02:05:23","date_gmt":"2015-08-15T02:05:23","guid":{"rendered":"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/?p=430"},"modified":"2015-08-15T02:05:23","modified_gmt":"2015-08-15T02:05:23","slug":"week-7-slants-and-plates","status":"publish","type":"post","link":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/2015\/08\/15\/week-7-slants-and-plates\/","title":{"rendered":"Week 7: Slants and Plates"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p>With\u00a0the verticillium project going on, we&#8217;re using tons of petri plates and slants. These plates and slants are filled with mediums that have different levels of selectivity- the more selective medium prevents less things from growing on it than does a less selective medium.<\/p>\n<p>The mediums are made out of a variety of different ingredients. They&#8217;re gel-like in substance and contain agar, which is kind of like a gelatin that comes from algae.<\/p>\n<p>This day, we needed to make some more slants and plates. All of the recipes are in this handy dandy book.<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11846175_756900901086008_1635297785_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-441 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11846175_756900901086008_1635297785_n.jpg\" alt=\"11846175_756900901086008_1635297785_n\" width=\"704\" height=\"960\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11846175_756900901086008_1635297785_n.jpg 704w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11846175_756900901086008_1635297785_n-220x300.jpg 220w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/a><\/p>\n<p>The slants we made had CPA or Czapek-Dox Agar. This recipe was just for the broth, but we added agar.<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11844289_756900914419340_1805124046_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-437 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11844289_756900914419340_1805124046_n.jpg\" alt=\"11844289_756900914419340_1805124046_n\" width=\"960\" height=\"717\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11844289_756900914419340_1805124046_n.jpg 960w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11844289_756900914419340_1805124046_n-300x224.jpg 300w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/a><\/p>\n<p>And the plates we made were 1% Potato Dextrose Agar.<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11844264_756900904419341_874207828_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-436 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11844264_756900904419341_874207828_n.jpg\" alt=\"11844264_756900904419341_874207828_n\" width=\"960\" height=\"717\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11844264_756900904419341_874207828_n.jpg 960w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11844264_756900904419341_874207828_n-300x224.jpg 300w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/a><\/p>\n<p>First I made the PDA. This recipe is pretty simple and only has a couple ingredients. First is water!<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11868900_756900937752671_1444844373_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-455 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11868900_756900937752671_1444844373_n.jpg\" alt=\"11868900_756900937752671_1444844373_n\" width=\"704\" height=\"960\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11868900_756900937752671_1444844373_n.jpg 704w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11868900_756900937752671_1444844373_n-220x300.jpg 220w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/a><\/p>\n<p>500 mL makes quite a few small sized plates.<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11846240_756900947752670_1680746355_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-443 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11846240_756900947752670_1680746355_n.jpg\" alt=\"11846240_756900947752670_1680746355_n\" width=\"704\" height=\"960\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11846240_756900947752670_1680746355_n.jpg 704w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11846240_756900947752670_1680746355_n-220x300.jpg 220w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/a><\/p>\n<p>Next is the potato dextrose and agar. The potato dextrose smells a little bit like instant mashed potatoes!<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11846479_756900931086005_156584088_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-445 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11846479_756900931086005_156584088_n.jpg\" alt=\"11846479_756900931086005_156584088_n\" width=\"960\" height=\"717\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11846479_756900931086005_156584088_n.jpg 960w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11846479_756900931086005_156584088_n-300x224.jpg 300w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11844254_756900964419335_1874073119_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-435 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11844254_756900964419335_1874073119_n.jpg\" alt=\"11844254_756900964419335_1874073119_n\" width=\"704\" height=\"960\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11844254_756900964419335_1874073119_n.jpg 704w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11844254_756900964419335_1874073119_n-220x300.jpg 220w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/a><\/p>\n<p>In they go&#8230;<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11830873_756900994419332_288403033_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-432 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11830873_756900994419332_288403033_n.jpg\" alt=\"11830873_756900994419332_288403033_n\" width=\"704\" height=\"960\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11830873_756900994419332_288403033_n.jpg 704w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11830873_756900994419332_288403033_n-220x300.jpg 220w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/a><\/p>\n<p>And then the same general instructions follow for the CPA.<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11846238_756901014419330_1391937196_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-442 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11846238_756901014419330_1391937196_n.jpg\" alt=\"11846238_756901014419330_1391937196_n\" width=\"704\" height=\"960\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11846238_756901014419330_1391937196_n.jpg 704w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11846238_756901014419330_1391937196_n-220x300.jpg 220w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/a><\/p>\n<p>For the slants, we fill them about 1\/3 of the way full. We don&#8217;t pour the plates yet.<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11854065_756901021085996_1756654511_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-449 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11854065_756901021085996_1756654511_n.jpg\" alt=\"11854065_756901021085996_1756654511_n\" width=\"960\" height=\"717\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11854065_756901021085996_1756654511_n.jpg 960w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11854065_756901021085996_1756654511_n-300x224.jpg 300w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/a><\/p>\n<p>After pouring the slants, we autoclave both them and the un-poured plate medium. The autoclave is like a huge pressure cooker and sterilizes anything that goes into it.<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11846035_758276564281775_2101997901_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-439 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11846035_758276564281775_2101997901_n.jpg\" alt=\"11846035_758276564281775_2101997901_n\" width=\"704\" height=\"960\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11846035_758276564281775_2101997901_n.jpg 704w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11846035_758276564281775_2101997901_n-220x300.jpg 220w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/a><\/p>\n<p>After the autoclave, we tip the slants sideways so that they melted medium gels tilted.\u00a0\u00a0<a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11850771_756901247752640_99451705_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-446 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11850771_756901247752640_99451705_n.jpg\" alt=\"11850771_756901247752640_99451705_n\" width=\"704\" height=\"960\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11850771_756901247752640_99451705_n.jpg 704w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11850771_756901247752640_99451705_n-220x300.jpg 220w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/a> <a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11868842_756901244419307_328466609_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-454 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11868842_756901244419307_328466609_n.jpg\" alt=\"11868842_756901244419307_328466609_n\" width=\"704\" height=\"960\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11868842_756901244419307_328466609_n.jpg 704w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11868842_756901244419307_328466609_n-220x300.jpg 220w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/a><\/p>\n<p>The plates are made by simply pouring the medium into the empty petri dishes and left to cool. We do this under the hood, which helps to keep everything sterile.<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11872669_756900894419342_1203042445_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-457 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11872669_756900894419342_1203042445_n.jpg\" alt=\"11872669_756900894419342_1203042445_n\" width=\"960\" height=\"717\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11872669_756900894419342_1203042445_n.jpg 960w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11872669_756900894419342_1203042445_n-300x224.jpg 300w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/a><\/p>\n<p>From here, we have lots of nice, sterile plates and slants we can use for future use!<\/p>\n<p><a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/07\/11778094_748364758606289_1508296831_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-289 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/07\/11778094_748364758606289_1508296831_n.jpg\" alt=\"11778094_748364758606289_1508296831_n\" width=\"960\" height=\"717\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/07\/11778094_748364758606289_1508296831_n.jpg 960w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/07\/11778094_748364758606289_1508296831_n-300x224.jpg 300w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/a>\u00a0<a href=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11872869_756901064419325_1360395909_n.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-460 size-full\" src=\"http:\/\/blogs.oregonstate.edu\/bessummerinternship2015\/files\/2015\/08\/11872869_756901064419325_1360395909_n.jpg\" alt=\"11872869_756901064419325_1360395909_n\" width=\"960\" height=\"717\" srcset=\"https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11872869_756901064419325_1360395909_n.jpg 960w, https:\/\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2255\/files\/2015\/08\/11872869_756901064419325_1360395909_n-300x224.jpg 300w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; With\u00a0the verticillium project going on, we&#8217;re using tons of petri plates and slants. These plates and slants are filled with mediums that have different levels of selectivity- the more selective medium prevents less things from growing on it than does a less selective medium. The mediums are made out of a variety of different &hellip; <a href=\"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/2015\/08\/15\/week-7-slants-and-plates\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Week 7: Slants and Plates<\/span><\/a><\/p>\n","protected":false},"author":6974,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-430","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/wp-json\/wp\/v2\/posts\/430","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/wp-json\/wp\/v2\/users\/6974"}],"replies":[{"embeddable":true,"href":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/wp-json\/wp\/v2\/comments?post=430"}],"version-history":[{"count":1,"href":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/wp-json\/wp\/v2\/posts\/430\/revisions"}],"predecessor-version":[{"id":465,"href":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/wp-json\/wp\/v2\/posts\/430\/revisions\/465"}],"wp:attachment":[{"href":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/wp-json\/wp\/v2\/media?parent=430"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/wp-json\/wp\/v2\/categories?post=430"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dev.blogs.oregonstate.edu\/bessummerinternship2015\/wp-json\/wp\/v2\/tags?post=430"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}