{"id":281,"date":"2020-12-30T20:46:18","date_gmt":"2020-12-30T19:46:18","guid":{"rendered":"http:\/\/turkey-zero-pollution.com\/?p=281"},"modified":"2021-01-01T04:07:14","modified_gmt":"2021-01-01T03:07:14","slug":"siyanur-neden-olumcul","status":"publish","type":"post","link":"https:\/\/turkey-zero-pollution.com\/?p=281","title":{"rendered":"Siyan\u00fcr neden \u00f6l\u00fcmc\u00fcl"},"content":{"rendered":"<h2 id=\"toc_3\"><strong>Nas\u0131l Zehirler? Neden \u00d6l\u00fcmc\u00fcld\u00fcr?<\/strong><\/h2>\n<p>K\u0131sacas\u0131, siyan\u00fcr iyonu CN- (eksi), h\u00fccrelerde bulunan enerji \u00fcretim organeli olan mitokondrilerdeki elektron ta\u015f\u0131ma sistemini bozar. Siyan\u00fcr iyonu, mitokondrilerde bulunan ve oksijenli solunumun&nbsp;<strong>elektron ta\u015f\u0131ma sisteminde<\/strong>; oksijene elektron ta\u015f\u0131yan sitokrom C oksidazdaki&nbsp;<strong>demir atomuna tutunur<\/strong>. Bu tutunma yoluyla, siyan\u00fcr, geri d\u00f6n\u00fc\u015f\u00fcms\u00fcz bir&nbsp;<strong>enzim bask\u0131lay\u0131c\u0131 gibi<\/strong>&nbsp;davranarak&nbsp;<strong>sitokrom C oksidaz\u0131n<\/strong>&nbsp;g\u00f6revini yapmas\u0131n\u0131 engeller. Oksijeni kullanma yetisi kaybolan mitokondri, enerji molek\u00fcl\u00fc olan&nbsp;<strong>adenozin trifosfat\u0131 (ATP)<\/strong>&nbsp;\u00fcretemez. Yani siyan\u00fcr, h\u00fccrelerin enerji \u00fcretimi i\u00e7in gerekli oksijeni kullanmas\u0131n\u0131 engeller. Bunun sonucunda da, kalp kas\u0131 h\u00fccreleri ve sinir h\u00fccreleri gibi bu tip enerjiye gereksinim duyan dokulardaki h\u00fccreler, enerji ihtiyac\u0131n\u0131 gideremez ve h\u0131zl\u0131 h\u00fccre \u00f6l\u00fcmleri ba\u015flar. H\u00fccre \u00f6l\u00fcmleri yeteri kadar y\u00fcksek say\u0131ya ula\u015ft\u0131\u011f\u0131nda da canl\u0131 formu ya\u015fam\u0131n\u0131 kaybeder.<\/p>\n<p>Siyan\u00fcre uzun s\u00fcreler uyar\u0131c\u0131 akut belirtiler g\u00f6r\u00fcnmeyecek kadar d\u00fc\u015f\u00fck ancak mesleki maruziyet limiti olan 11 mg\/m3 \u2019\u00fcn \u00fcst\u00fcnde dozlarda maruz kal\u0131n\u0131rsa merkezi sinir sistemi ve hipofiz bezi \u00fczerinde kronik toksik etkiler g\u00f6r\u00fclebilir. Bu etkiler, siyan\u00fcrle yap\u0131lan metal kaplama i\u015f\u00e7ilerinde rapor edilmi\u015ftir.<\/p>\n<p>Hidrojen siyan\u00fcr veya siyanojen klor\u00fcr formunda siyan\u00fcr gaz\u0131na, 2.5-5 mg \u2022 dak \/ metrek\u00fcp ve 11 mg \u2022 dak \/ metre k\u00fcp seviyelerinde maruz kalan her 100 insandan 50&rsquo;sinin \u00f6lmesi beklenir. Sodyum siyan\u00fcr ve potasyum siyan\u00fcr\u00fcn sindirim yoluna kar\u0131\u015fmas\u0131nda ise \u00f6l\u00fcmc\u00fcl olan doz, 100-200 miligram kadard\u0131r. B\u00f6ylesi bir maruziyette, \u00f6l\u00fcm, 10 dakika i\u00e7inde ger\u00e7ekle\u015fir.<\/p>\n<p>\u0130nsanlarla birlikte, siyan\u00fcre maruz kalabilme&#8230;..<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/bilimfili.com\/siyanur-nedir-altin-aramalarinda-neden-kullanilir-neden-olumculdur\">https:\/\/bilimfili.com\/siyanur-nedir-altin-aramalarinda-neden-kullanilir-neden-olumculdur<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nas\u0131l Zehirler? Neden \u00d6l\u00fcmc\u00fcld\u00fcr? K\u0131sacas\u0131, siyan\u00fcr iyonu CN- (eksi), h\u00fccrelerde bulunan enerji \u00fcretim organeli olan mitokondrilerdeki elektron ta\u015f\u0131ma sistemini bozar. Siyan\u00fcr iyonu, mitokondrilerde bulunan ve oksijenli solunumun&nbsp;elektron ta\u015f\u0131ma sisteminde; oksijene elektron ta\u015f\u0131yan sitokrom C&#46;&#46;&#46;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"yst_prominent_words":[],"class_list":["post-281","post","type-post","status-publish","format-standard","hentry","category-non-classe"],"lang":"tr","translations":{"tr":281},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/turkey-zero-pollution.com\/index.php?rest_route=\/wp\/v2\/posts\/281","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/turkey-zero-pollution.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/turkey-zero-pollution.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/turkey-zero-pollution.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/turkey-zero-pollution.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=281"}],"version-history":[{"count":0,"href":"https:\/\/turkey-zero-pollution.com\/index.php?rest_route=\/wp\/v2\/posts\/281\/revisions"}],"wp:attachment":[{"href":"https:\/\/turkey-zero-pollution.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=281"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/turkey-zero-pollution.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=281"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/turkey-zero-pollution.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=281"},{"taxonomy":"yst_prominent_words","embeddable":true,"href":"https:\/\/turkey-zero-pollution.com\/index.php?rest_route=%2Fwp%2Fv2%2Fyst_prominent_words&post=281"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}