{"id":1268,"date":"2018-09-02T03:44:14","date_gmt":"2018-09-02T03:44:14","guid":{"rendered":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/?p=1268"},"modified":"2018-09-02T03:51:51","modified_gmt":"2018-09-02T03:51:51","slug":"microbiology-carbohydratefermentation-2","status":"publish","type":"post","link":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/microiology\/microbiology-carbohydratefermentation-2\/","title":{"rendered":"Microbiology: Carbohydrate Fermentation."},"content":{"rendered":"<p>Carbohydrates may be metabolized in many different ways: aerobically, anaerobically, both or neither.<\/p>\n<p>In carbohydrate (or alcohols) fermentation, anaerobic dissimilation produces an organic acid (e.g. lactic, formic, acetic) with a gas (hydrogen or carbon dioxide) as a by-product.\u00a0Facultative anaerobes are usually carbohydrate fermentors.<\/p>\n<p>A carbohydrate fermentation medium involves: nutrient broth containing a specific type of carbohydrate (e.g. glucose, sucrose); Durham tube (inverted vial which can detect gas indicative of fermentative processes); phenol red (pH indicator) which is red at neutral pH 7 and yellow in an acidic environment such as pH 6.8.<\/p>\n<p>Inoculated broth tubes should be observed in 48 hours.\u00a0 If carbohydrate fermentation occurs, tubes will change color to yellow (acidic) and a gas bubble may\/may not be observed.<\/p>\n<p><strong>Clinical significance<\/strong>. Lactose fermentation helps to differentiate between enteric and non-enteric bacteria. Dextrose fermentation helps differentiate between <em>Vibrio<\/em> (+) and <em>Pseudomonads<\/em> species in septicemia after consumption of fish.<\/p>\n<p><a href=\"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-content\/uploads\/2018\/09\/09012018-carbferment.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1271 aligncenter\" src=\"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-content\/uploads\/2018\/09\/09012018-carbferment.jpg\" alt=\"\" width=\"360\" height=\"677\" srcset=\"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-content\/uploads\/2018\/09\/09012018-carbferment.jpg 360w, https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-content\/uploads\/2018\/09\/09012018-carbferment-160x300.jpg 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Reference<\/p>\n<p>Cappuccino,\u00a0J.\u00a0G., &amp; Welsh,\u00a0C. (2018).\u00a0<em>Microbiology: A laboratory manual<\/em>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Carbohydrates may be metabolized in many different ways: aerobically, anaerobically, both or neither. In carbohydrate (or alcohols) fermentation, anaerobic dissimilation produces an organic acid (e.g. lactic, formic, acetic) with a gas (hydrogen or carbon dioxide) as a by-product.\u00a0Facultative anaerobes are usually carbohydrate fermentors. A carbohydrate fermentation medium involves: nutrient broth containing a specific type of [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[],"class_list":["post-1268","post","type-post","status-publish","format-standard","hentry","category-microiology"],"_links":{"self":[{"href":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-json\/wp\/v2\/posts\/1268","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-json\/wp\/v2\/comments?post=1268"}],"version-history":[{"count":5,"href":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-json\/wp\/v2\/posts\/1268\/revisions"}],"predecessor-version":[{"id":1274,"href":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-json\/wp\/v2\/posts\/1268\/revisions\/1274"}],"wp:attachment":[{"href":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-json\/wp\/v2\/media?parent=1268"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-json\/wp\/v2\/categories?post=1268"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/integrativewellnessandmovement.com\/iwmbasicscience\/wp-json\/wp\/v2\/tags?post=1268"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}