{"id":8381,"date":"2025-08-21T12:30:04","date_gmt":"2025-08-21T07:00:04","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=8381"},"modified":"2025-08-21T15:29:04","modified_gmt":"2025-08-21T09:59:04","slug":"pseudomonas-aeruginosa","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/pseudomonas-aeruginosa\/","title":{"rendered":"Pseudomonas Aeruginosa"},"content":{"rendered":"<h2><b>Pseudomonas Aeruginosa Latest News<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Recently, a team of researchers, led by scientists from the Helmholtz Centre for Infection Research in Germany, has reported that a gene in the bacterium Pseudomonas aeruginosa shows bistable expression.<\/span><\/p>\n<h2><b>About Pseudomonas Aeruginosa<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is a <\/span><b>gram-negative, aerobic, non-spore<\/b><span style=\"font-weight: 400;\"> forming rod shaped bacterium.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is capable of causing a variety of infections in both <\/span><b>immunocompetent and immunocompromised hosts.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is <\/span><b>commonly found in the environment<\/b><span style=\"font-weight: 400;\">, particularly in freshwater.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It can <\/span><b>cause <\/b><span style=\"font-weight: 400;\">a wide <\/span><b>array of community-acquired infections<\/b><span style=\"font-weight: 400;\"> like folliculitis, puncture wounds leading to osteomyelitis, pneumonia, otitis externa, and many others.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is <\/span><b>commonly an opportunistic pathogen<\/b><span style=\"font-weight: 400;\"> and is also an important cause of nosocomial infections like ventilator-associated pneumonia, catheter-associated urinary tract infections, and others.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Most burn victims succumb to secondary P. aeruginosa infections.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is a <\/span><b>major cause of keratitis,<\/b><span style=\"font-weight: 400;\"> an eye infection, and also infects <\/span><b>urinary catheters<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<h3><b>What is a Bistable Expression in Bacteria?<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Two bacterial cells with identical genomes \u2014 and even from the same colony \u2014 can be quite different from each other.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">One cell might <\/span><b>express a particular gene at a high level<\/b><span style=\"font-weight: 400;\"> while the other might express it at a low level or not at all.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Each bacterium goes on to transmit its expression level to its offspring in a process called <\/span><b>epigenetic inheritance.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Such variations among identical cells and <\/span><b>organisms are called bistability.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Bistability might be a survival strategy that single-celled organisms use to <\/span><b>adapt to fluctuating environmental conditions.<\/b><\/li>\n<\/ul>\n<p><b>Source: <\/b><a href=\"https:\/\/www.thehindu.com\/sci-tech\/science\/bistable-gene-pseudomonas-aeruginosa-offers-clue-beating-it\/article69955435.ece\" target=\"_blank\" rel=\"nofollow noopener\"><span style=\"font-weight: 400;\">TH<\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pseudomonas aeruginosa is a gram-negative rod-shaped bacteria commonly found in the environment. Read more about Pseudomonas Aeruginosa, Cause, Transmission, Latest News<\/p>\n","protected":false},"author":5,"featured_media":60342,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[2297,2290,22,23],"class_list":{"0":"post-8381","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"tag-pointers","9":"tag-pseudomonas-aeruginosa","10":"tag-upsc-current-affairs","11":"tag-upsc-prelims-current-affairs","12":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/8381","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=8381"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/8381\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/60342"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=8381"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=8381"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=8381"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}