{"id":863,"date":"2020-09-16T16:39:13","date_gmt":"2020-09-16T23:39:13","guid":{"rendered":"http:\/\/wordpress.kpu.ca\/camidanser\/?p=863"},"modified":"2020-10-20T22:18:28","modified_gmt":"2020-10-21T05:18:28","slug":"pathogenic-viruses-in-space-indicators-and-risks-in-closed-space-environments","status":"publish","type":"post","link":"https:\/\/wordpress.kpu.ca\/camidanser\/pathogenic-viruses-in-space-indicators-and-risks-in-closed-space-environments\/","title":{"rendered":"Pathogenic viruses in space: indicators and risks in closed space environments"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Article Review: <\/strong>Pathogenic viruses in space: indicators and risks in closed space environments&nbsp;&#8211; Journal of Aerospace<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Viral indicators:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Use of bacteria to detect viruses in water and air, vital in space as all water and air is recycled to reduce risk of transmission of waterborne diseases<\/li><li>On earth there are many variables and diverse environments that complicate the selection of a viral water quality indicator&nbsp;<\/li><li>In space the environment and health statuses needing monitoring are better defined&nbsp;<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Defining the environment:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Closed-space environment potential contaminated areas: recycled air, recycled water, on surfaces<\/li><li>Normal modes of transmission affected by lack of gravity<\/li><li>Water and air are considered 2 separate environments of earth, one can contain a virus without the other<\/li><li>In space, viruses normally transmitted through air can also be transmitted via water and vice versa<\/li><li>Microgravity also means that debris and droplets do not settle on the ground, but rather stay suspended and can be introduced into water and air recycling systems<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Define the susceptible population:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Human pop. in closed-environment includes individuals that have been immunized, screened, healthy adults, undergone preflight quarantine&nbsp;<\/li><li>Body will undergo physiological and psychological stresses<ul><li>immune system&nbsp;<\/li><\/ul><\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Virus survival:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>3 important mechanisms in closed space environment to inactivate viruses; heat, desiccation and disinfection&nbsp;<\/li><li>Fomite transmission of viruses proven mode of transportation relevant in closed space environments<ul><li>Spread from one crewmember to another&nbsp;<\/li><li>Can introduce new viruses from outside individuals via surfaces of equipment that has been contaminated by a virus infected individual&nbsp;<\/li><\/ul><\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Indicator selection:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Resin bound iodine is the proposed disinfectant to be used by NASA in water recycling system&nbsp;<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\" \/>\n\n\n\n<p class=\"has-small-font-size wp-block-paragraph\">Source: Brion, G., Gerba, C., &amp; Silverstein, J. (1994). Pathogenic Viruses in Space: Indicators and Risks in Closed Space Environments. SAE Transactions, 103, 929-938. Retrieved September 16, 2020, from http:\/\/www.jstor.org\/stable\/44614909<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Article Review: Pathogenic viruses in space: indicators and risks in closed space environments&nbsp;&#8211; Journal of Aerospace Viral indicators:&nbsp; Use of bacteria to detect viruses in water and air, vital in space as all water and air is recycled to reduce risk of transmission of waterborne diseases On earth there are many variables and diverse environments [&hellip;]<\/p>\n","protected":false},"author":374,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,23],"tags":[20,61,21,18,22],"class_list":["post-863","post","type-post","status-publish","format-standard","hentry","category-article-reviews","category-research","tag-bateria","tag-closed-environment","tag-microgravity","tag-viral-indicators","tag-virus"],"_links":{"self":[{"href":"https:\/\/wordpress.kpu.ca\/camidanser\/wp-json\/wp\/v2\/posts\/863","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.kpu.ca\/camidanser\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wordpress.kpu.ca\/camidanser\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wordpress.kpu.ca\/camidanser\/wp-json\/wp\/v2\/users\/374"}],"replies":[{"embeddable":true,"href":"https:\/\/wordpress.kpu.ca\/camidanser\/wp-json\/wp\/v2\/comments?post=863"}],"version-history":[{"count":5,"href":"https:\/\/wordpress.kpu.ca\/camidanser\/wp-json\/wp\/v2\/posts\/863\/revisions"}],"predecessor-version":[{"id":1088,"href":"https:\/\/wordpress.kpu.ca\/camidanser\/wp-json\/wp\/v2\/posts\/863\/revisions\/1088"}],"wp:attachment":[{"href":"https:\/\/wordpress.kpu.ca\/camidanser\/wp-json\/wp\/v2\/media?parent=863"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wordpress.kpu.ca\/camidanser\/wp-json\/wp\/v2\/categories?post=863"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wordpress.kpu.ca\/camidanser\/wp-json\/wp\/v2\/tags?post=863"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}