University College Dublin ve Padova \u00dcniversitesi\u2019nin ortak y\u00fcr\u00fctt\u00fc\u011f\u00fc yeni bir ara\u015ft\u0131rma, peynirin \u00fcretim s\u00fcrecinde binlerce mikroplastik par\u00e7ac\u0131\u011f\u0131 ile kirlenmi\u015f olabilece\u011fini ortaya koydu.<\/p>\n
PEYN\u0130RLERDE K\u00dc\u00c7\u00dcK PLAST\u0130K MOD\u00dcLLER TESP\u0130T ED\u0130LD\u0130<\/b><\/p>\n
Ara\u015ft\u0131rmac\u0131lar, incelenen peynirlerde 5 milimetreden k\u00fc\u00e7\u00fck plastik par\u00e7ac\u0131klar\u0131n\u0131n tespit edildi\u011fini ve olgun peynirlerin bu a\u00e7\u0131dan ba\u015f\u0131 \u00e7ekti\u011fini belirledi.<\/p>\n
Olgunla\u015fm\u0131\u015f peynirler (4 aydan uzun m\u00fcddet bekletilen): Kilogram ba\u015f\u0131na 1.857 mikroplastik \u2013 \u015ei\u015felenmi\u015f sudan yakla\u015f\u0131k 45 kat daha fazla.<\/p>\n
Taze peynirler: Kilogram ba\u015f\u0131na ortalama 1.280 mikroplastik.<\/p>\n
S\u00fct: Kilogram ba\u015f\u0131na yakla\u015f\u0131k 350 mikroplastik.<\/p>\n
Ara\u015ft\u0131rmac\u0131lar, peynirdeki mikroplastik \u00f6l\u00e7\u00fcs\u00fcn\u00fcn bu derece y\u00fcksek olmas\u0131n\u0131, \u00fcretim s\u00fcrecinde s\u0131v\u0131n\u0131n ayr\u0131l\u0131p kat\u0131 lora a\u011f\u0131rla\u015fmas\u0131na ba\u011fl\u0131yor. Bu s\u00fcre\u00e7, k\u00fctleyi azalt\u0131rken kat\u0131 bile\u015fenleri daha a\u011f\u0131r hale getiriyor.<\/p>\n
PLAST\u0130KLER\u0130N KAYNA\u011eI NEREDEN GEL\u0130YOR?<\/b><\/p>\n
\u00c7al\u0131\u015fmada en yayg\u0131n bulunan par\u00e7ac\u0131k tipi sentetik lifler oldu.<\/p>\n
Analiz edilen 28 numunede:<\/strong><\/p>\n Polietilen tereftalat (PET): 19 numunede<\/p>\n Polietilen (PE): 15 numunede<\/p>\n Polipropilen (PP): 12 numunede tespit edildi.<\/p>\n Bu gere\u00e7ler; filtreleme sistemlerinden, laboratuvar \u00f6nl\u00fckleri ve sa\u00e7 fileleri \u00fczere esirgeyici ekipmanlardan, besin s\u00fcrece makinelerinden ya da ambalaj kal\u0131nt\u0131lar\u0131ndan peynirin i\u00e7ine kar\u0131\u015fabiliyor.<\/p>\n Daha b\u00fcy\u00fck ve sistemsiz plastik mod\u00fcllerinin ise plastik paketleme yahut makine a\u015f\u0131nmalar\u0131ndan kaynaklanm\u0131\u015f olabilece\u011fi d\u00fc\u015f\u00fcn\u00fcl\u00fcyor.<\/p>\n S\u00dcTTE Y\u00dcKSEK ORANDA \u00c7IKTI<\/b><\/p>\n Ara\u015ft\u0131rmac\u0131lar, s\u00fctte de y\u00fcksek \u00f6l\u00e7\u00fcde mikroplastik bulunmas\u0131n\u0131n, kirlenmenin \u00fcretim zincirinin \u00e7ok daha erken etaplar\u0131nda ba\u015flad\u0131\u011f\u0131n\u0131 g\u00f6sterdi\u011fini belirtiyor.<\/p>\n Hayvan yemlerinin plastikle kirlenmesi ve mikroplastiklerin hayvan bedeninden s\u00fcte ge\u00e7mesi de k\u0131ymetli bir ihtimal.<\/p>\n Daha evvelki ara\u015ft\u0131rmalarda \u00e7i\u011f s\u00fct numunelerinde litre ba\u015f\u0131na ortalama 190 mikroplastik par\u00e7ac\u0131\u011f\u0131 tespit edilmi\u015fti.<\/p>\n B\u0130L\u0130M HALA ARA\u015eTIRIYOR<\/b><\/p>\n Mikroplastiklerin insan s\u0131hhati \u00fczerindeki tesirleri hala tam olarak bilinmese de bilim insanlar\u0131 riskin k\u00fc\u00e7\u00fcmsenmemesi gerekti\u011fini vurguluyor.<\/p>\n Par\u00e7ac\u0131klar\u0131n %20\u2019si 50 mikrometreden k\u00fc\u00e7\u00fck, yani h\u00fccre zarlar\u0131ndan ge\u00e7ebilecek boyutta.<\/p>\n Plastikler, toksik ve kanserojen kimyasallar ta\u015f\u0131yabiliyor.<\/p>\n Hayvan deneyleri, y\u00fcksek maruziyetin ba\u011f\u0131rsak, akci\u011fer, karaci\u011fer ve \u00fcreme sistemi \u00fczerinde ziyanl\u0131 tesirler yaratabilece\u011fini g\u00f6steriyor.<\/p>\n \u0130lk insan \u00e7al\u0131\u015fmalar\u0131nda mikroplastiklerle kalp-damar hastal\u0131klar\u0131 ve ba\u011f\u0131rsak kanseri ortas\u0131nda m\u00fcmk\u00fcn ili\u015fkiler g\u00f6zlemlendi.<\/p>\n AC\u0130L \u0130HTAR YAPILDI<\/b><\/p>\n Ara\u015ft\u0131rmac\u0131lar, s\u00fct ve peynir eserlerindeki mikroplastik d\u00fczeylerinin daha detayl\u0131 incelenmesi gerekti\u011fini vurgulayarak besin \u00fcretim zincirinde plastik kullan\u0131m\u0131n\u0131n azalt\u0131lmas\u0131 davetinde bulundu. “S\u00fct dal\u0131n\u0131n karma\u015f\u0131kl\u0131\u011f\u0131 ve plastik gere\u00e7lerin yayg\u0131nl\u0131\u011f\u0131 g\u00f6z \u00f6n\u00fcnde bulunduruldu\u011funda, mikroplastiklerin besin zincirine giri\u015f yollar\u0131n\u0131 anlamak ve potansiyel s\u0131hhat risklerini k\u0131ymetlendirmek kritik k\u0131ymet ta\u015f\u0131maktad\u0131r.”<\/p>\n \u00a0<\/p>\n","protected":false},"excerpt":{"rendered":" Olgun \u00e7edar\u0131n a\u011f\u0131r aromas\u0131 ya da ufalanan beyaz peynir\u2026 D\u00fcnyan\u0131n en \u00e7ok t\u00fcketilen yiyeceklerinden biri olan peynir, art\u0131k kayg\u0131 verici bir bulguyla g\u00fcndemde.<\/p>\n","protected":false},"author":1,"featured_media":80880,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[43],"tags":[9177,1217,307,244],"class_list":["post-80879","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dunya","tag-basi","tag-mikroplastik","tag-plastik","tag-sut"],"_links":{"self":[{"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/posts\/80879","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/comments?post=80879"}],"version-history":[{"count":1,"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/posts\/80879\/revisions"}],"predecessor-version":[{"id":80881,"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/posts\/80879\/revisions\/80881"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/media\/80880"}],"wp:attachment":[{"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/media?parent=80879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/categories?post=80879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ikimisli.tr\/index.php\/wp-json\/wp\/v2\/tags?post=80879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u00c7al\u0131\u015fmada \u015fu s\u00f6zler yer ald\u0131:<\/p>\n