[vc_row][vc_column][vc_column_text]Genetik m\u00fchendisli\u011fi, DNA\u2019y\u0131 de\u011fi\u015ftirerek yeni \u00f6zellikler kazand\u0131rmay\u0131 sa\u011flayan bir bilim dal\u0131d\u0131r. Bu bilim sayesinde, bir organizman\u0131n genetik yap\u0131s\u0131na m\u00fcdahale edilerek hastal\u0131klar\u0131n tedavisi, tar\u0131msal verimin art\u0131r\u0131lmas\u0131 veya yeni biyoteknolojik \u00fcr\u00fcnler geli\u015ftirilmesi gibi yenilikler hayat\u0131m\u0131za girmi\u015f; t\u0131p, tar\u0131m, biyoteknoloji ve \u00e7evre bilimleri gibi bir\u00e7ok alanda \u00f6nc\u00fc \u00e7al\u0131\u015fmalar ger\u00e7ekle\u015fmi\u015ftir. Pek \u00e7ok alanda katk\u0131 sa\u011flayan genetik m\u00fchendisli\u011fi ile ilgili merak edilenleri yaz\u0131m\u0131zda okuyabilirsiniz.[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”innerItemContainer”][vc_column][eltd_section_title alignment=”left” title=”1#” title_font_size=”13″][vc_single_image image=”32286″ img_size=”full” el_class=”innerImageContainer”][vc_column_text el_class=”innerText”]Genetik \u00f6zelliklerin nesiller boyunca nas\u0131l aktar\u0131ld\u0131\u011f\u0131n\u0131 anlamak, bilim d\u00fcnyas\u0131nda b\u00fcy\u00fck bir d\u00f6n\u00fcm noktas\u0131 oldu. Bu s\u00fcrecin temelleri, 19. y\u00fczy\u0131lda Avusturyal\u0131 bilim insan\u0131 Gregor Mendel taraf\u0131ndan at\u0131ld\u0131. Mendel, bezelyeler \u00fczerinde yapt\u0131\u011f\u0131 deneylerle kal\u0131t\u0131m\u0131n temel ilkelerini ke\u015ffederek; bitkilerin \u015fekil, renk ve boy gibi farkl\u0131 \u00f6zelliklerinin ebeveynlerden yavrulara belirli kal\u0131plarla ge\u00e7ti\u011fini g\u00f6zlemledi. DNA\u2019n\u0131n yap\u0131s\u0131n\u0131 \u00e7\u00f6zmemizden genetik m\u00fchendisli\u011fine kadar bir\u00e7ok bilimsel geli\u015fmeye zemin haz\u0131rlayan Mendel\u2019in \u00e7al\u0131\u015fmalar\u0131 sayesinde birtak\u0131m fiziksel \u00f6zelliklerimizin tesad\u00fcf sonucunda de\u011fil, genetik yasalar sonucunda \u015fekillendi\u011fini \u00f6\u011frendik.[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”innerItemContainer”][vc_column][eltd_section_title alignment=”left” title=”2#” title_font_size=”13″][vc_single_image image=”32287″ img_size=”full” el_class=”innerImageContainer”][vc_column_text el_class=”innerText”]1970\u2019li y\u0131llar\u0131n ba\u015f\u0131nda Amerikal\u0131 biyokimyac\u0131 Paul Berg, bir vir\u00fcs DNA’s\u0131n\u0131 bakteri DNA’s\u0131yla birle\u015ftirerek ilk \u201crekombinant DNA\u201d molek\u00fcl\u00fcn\u00fc olu\u015fturdu. Rekombinant DNA teknolojisi, farkl\u0131 organizmalara ait DNA par\u00e7alar\u0131n\u0131n laboratuvar ortam\u0131nda birle\u015ftirilerek yeni genetik diziler olu\u015fturulmas\u0131n\u0131 ifade eder. Bu \u00e7al\u0131\u015fmas\u0131 ile DNA\u2019n\u0131n farkl\u0131 canl\u0131lar aras\u0131nda transfer edilebilece\u011fini ve de\u011fi\u015ftirilebilece\u011fini kan\u0131tlayan Berg, ins\u00fclin \u00fcretimi, gen terapisi, geneti\u011fi de\u011fi\u015ftirilmi\u015f organizmalar (GDO) ile biyomedikal ara\u015ft\u0131rmalar\u0131n temelini att\u0131 ve 1980 Nobel Kimya \u00d6d\u00fcl\u00fc’ne lay\u0131k g\u00f6r\u00fcld\u00fc.[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”innerItemContainer”][vc_column][eltd_section_title alignment=”left” title=”3#” title_font_size=”13″][vc_single_image image=”32288″ img_size=”full” el_class=”innerImageContainer”][vc_column_text el_class=”innerText”]Berg\u2019in \u00e7al\u0131\u015fmalar\u0131ndan ilham alan ABD\u2019deki Stanford \u00dcniversitesi, DNA\u2019y\u0131 canl\u0131 bakterilere aktarmay\u0131 ve genetik de\u011fi\u015fikliklerin kal\u0131t\u0131m yoluyla s\u00fcrd\u00fcr\u00fclmesini sa\u011flad\u0131. B\u00f6ylelikle ilk kez genetik olarak de\u011fi\u015ftirilmi\u015f organizmalar ya\u015far h\u00e2le geldi ve \u00e7o\u011fald\u0131. 1974 y\u0131l\u0131nda ger\u00e7ekle\u015fen bu \u00e7al\u0131\u015fma i\u00e7in ayn\u0131 y\u0131l patent ba\u015fvurusu yap\u0131ld\u0131. ABD Y\u00fcksek Mahkemesi, 1980 y\u0131l\u0131nda genetik olarak de\u011fi\u015ftirilmi\u015f bir bakteri \u00e7al\u0131\u015fmas\u0131 i\u00e7in patent al\u0131nabilece\u011fine karar vererek bu t\u00fcr biyoteknolojik bulu\u015flar\u0131n yasal olarak korunmas\u0131n\u0131n \u00f6n\u00fcn\u00fc a\u00e7t\u0131.[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”innerItemContainer”][vc_column][eltd_section_title alignment=”left” title=”4#” title_font_size=”13″][vc_single_image image=”32289″ img_size=”full” el_class=”innerImageContainer”][vc_column_text el_class=”innerText”]1982’de genetik olarak de\u011fi\u015ftirilmi\u015f ilk bakteri (ins\u00fclin \u00fcretimi i\u00e7in kullan\u0131lan Escherichia coli) ticari ama\u00e7la \u00fcretildi. T\u0131p alan\u0131nda gen tedavisi, a\u015f\u0131 geli\u015ftirme, ila\u00e7 \u00fcretimi gibi yenilikleri tar\u0131m sekt\u00f6r\u00fcnde hastal\u0131klara dayan\u0131kl\u0131 bitkiler ve GDO\u2019lu \u00fcr\u00fcnlerin ortaya \u00e7\u0131kmas\u0131 takip etti. 1990 y\u0131l\u0131na gelindi\u011finde insan\u0131n genetik yap\u0131s\u0131n\u0131 anlamak i\u00e7in at\u0131lm\u0131\u015f en b\u00fcy\u00fck ad\u0131mlardan biri olan \u201c\u0130nsan Genom Projesi\u201d ba\u015flat\u0131ld\u0131. DNA’da yer alan yakla\u015f\u0131k 3 milyar baz \u00e7iftinin (genetik kodun toplam uzunlu\u011funun) haritalanmas\u0131n\u0131 ama\u00e7layan proje 2003 y\u0131l\u0131nda tamamland\u0131. Bu proje ile genetik m\u00fchendisli\u011finin t\u0131p alan\u0131ndaki geli\u015fiminde yenilik\u00e7i ad\u0131mlar at\u0131lmas\u0131n\u0131 sa\u011fland\u0131; genetik hastal\u0131klar\u0131n nedenlerini anlamak ve tedavi y\u00f6ntemleri \u00fcretmek konusunda yeni bir d\u00f6nemin de ba\u015flang\u0131c\u0131 oldu.[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”innerItemContainer”][vc_column][eltd_section_title alignment=”left” title=”5#” title_font_size=”13″][vc_single_image image=”32290″ img_size=”full” el_class=”innerImageContainer”][vc_column_text el_class=”innerText”]Genetik m\u00fchendisli\u011finin d\u00fcnya \u00e7ap\u0131nda bilinir ve konu\u015fulur h\u00e2le gelmesi 1996 y\u0131l\u0131nda \u0130sko\u00e7ya’da Dolly adl\u0131 koyunun klonlanmas\u0131 ile oldu. Dolly, bir yeti\u015fkin h\u00fccreden klonlanan ilk memeliydi ve ilk kez bir yeti\u015fkin h\u00fccre \u00e7ekirde\u011fi kullan\u0131larak tamamen yeni bir canl\u0131 \u00fcretilmi\u015fti. Ayn\u0131 d\u00f6nemde k\u00f6k h\u00fccre ara\u015ft\u0131rmalar\u0131 h\u0131z kazand\u0131, baz\u0131 hayvanlara denizanas\u0131 genleri eklenerek gece \u0131\u015f\u0131k sa\u00e7malar\u0131 sa\u011fland\u0131. Deneylerde kullan\u0131lan baz\u0131 fareler ve bal\u0131klar, ye\u015fil floresan proteini ile karanl\u0131kta ye\u015fil \u0131\u015f\u0131k yayar h\u00e2le geldi.[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”innerItemContainer”][vc_column][eltd_section_title alignment=”left” title=”6#” title_font_size=”13″][vc_single_image image=”32291″ img_size=”full” el_class=”innerImageContainer”][vc_column_text el_class=”innerText”]2012 y\u0131l\u0131nda geli\u015ftirilen CRISPR-Cas9 adl\u0131 gen d\u00fczenleme teknolojisi, genetik m\u00fchendisli\u011fini \u00e7ok daha h\u0131zl\u0131 ve hassas h\u00e2le getirdi. Bir \u00e7e\u015fit “genetik makas” gibi \u00e7al\u0131\u015fan CRISPR-Cas9, DNA’daki hatal\u0131 ya da istenmeyen b\u00f6l\u00fcmleri kesip, yerlerine do\u011fru genetik bilgiyi eklemeyi sa\u011flayan bir “makas ve yap\u0131\u015ft\u0131r\u0131c\u0131” i\u015flevi g\u00f6rd\u00fc. Daha basit bir ifadeyle, CRISPR, DNA’n\u0131n i\u00e7inde gitmek istenilen yerin bulunmas\u0131n\u0131 sa\u011flad\u0131, Cas9 ise bulunan yeri kesti. Ard\u0131ndan, bilim insanlar\u0131 istenilen genetik bilgiyi ekleyebildi veya de\u011fi\u015ftirebildi. Kanser, kal\u0131tsal hastal\u0131klar ve genetik bozukluklar\u0131n tedavisinde yeni umutlar sunan bu teknoloji, g\u00fcn\u00fcm\u00fczde hastal\u0131klar\u0131 tedavi etmek, bitkileri daha sa\u011fl\u0131kl\u0131 yapmak ve hayvanlar\u0131 daha iyi yeti\u015ftirmek gibi \u00e7ok farkl\u0131 alanlarda kullan\u0131lmaktad\u0131r.[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”innerItemContainer”][vc_column][eltd_section_title alignment=”left” title=”7#” title_font_size=”13″][vc_single_image image=”32292″ img_size=”full” el_class=”innerImageContainer”][vc_column_text el_class=”innerText”]Genetik m\u00fchendisli\u011fi yaln\u0131zca hastal\u0131klar\u0131n tedavisinde de\u011fil, adli bilimlerde de \u00f6nemli ilerlemeler sa\u011flad\u0131. DNA analizleri sayesinde su\u00e7 mahallerinde bulunan sa\u00e7, kan, t\u00fck\u00fcr\u00fck veya deri h\u00fccrelerinden elde edilen \u00f6rneklerle \u015f\u00fcpheliler tespit edilebiliyor. 1980\u2019lerin sonunda kullan\u0131lmaya ba\u015flanan DNA profilleme y\u00f6ntemi, su\u00e7 \u00e7\u00f6zme oranlar\u0131n\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde art\u0131rd\u0131. 1987-1988 y\u0131llar\u0131nda, \u0130ngiltere\u2019deki iki cinayet davas\u0131nda bu y\u00f6ntem ilk kez delil olarak kullan\u0131ld\u0131; masum bir ki\u015finin aklanmas\u0131n\u0131 ve ger\u00e7ek su\u00e7lunun tespit edilmesini sa\u011flad\u0131. G\u00fcn\u00fcm\u00fczde DNA analizi, babal\u0131k testlerinden adli olaylar\u0131n ayd\u0131nlat\u0131lmas\u0131na kadar geni\u015f bir alanda g\u00fcvenilir sonu\u00e7lar sunuyor.[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”innerItemContainer”][vc_column][eltd_section_title alignment=”left” title=”8#” title_font_size=”13″][vc_single_image image=”32293″ img_size=”full” el_class=”innerImageContainer”][vc_column_text el_class=”innerText”]Bilim ve teknolojinin birle\u015fimiyle ortaya \u00e7\u0131kan genetik m\u00fchendisli\u011fi, g\u00fcn\u00fcm\u00fczde h\u0131zla geli\u015fmeye devam ediyor. Bu teknoloji, hastal\u0131klar\u0131n tedavisinde, tar\u0131mda verimlili\u011fin art\u0131r\u0131lmas\u0131nda ve \u00e7evresel sorunlar\u0131n \u00e7\u00f6z\u00fclmesinde \u00f6nemli ad\u0131mlar at\u0131lmas\u0131n\u0131 sa\u011flad\u0131. Yapay zek\u00e2 ile entegre edildi\u011finde genetik m\u00fchendisli\u011finin gelecekte hangi sorunlara \u00e7\u00f6z\u00fcm sunaca\u011f\u0131 ise merakla bekleniyor.[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"
[vc_row][vc_column][vc_column_text]Genetik m\u00fchendisli\u011fi, DNA\u2019y\u0131 de\u011fi\u015ftirerek yeni \u00f6zellikler kazand\u0131rmay\u0131 sa\u011flayan bir bilim dal\u0131d\u0131r. Bu bilim sayesinde, bir organizman\u0131n genetik yap\u0131s\u0131na m\u00fcdahale edilerek hastal\u0131klar\u0131n tedavisi, tar\u0131msal verimin art\u0131r\u0131lmas\u0131 veya yeni biyoteknolojik \u00fcr\u00fcnler geli\u015ftirilmesi gibi yenilikler hayat\u0131m\u0131za girmi\u015f; t\u0131p, tar\u0131m, biyoteknoloji ve \u00e7evre bilimleri gibi bir\u00e7ok alanda \u00f6nc\u00fc \u00e7al\u0131\u015fmalar ger\u00e7ekle\u015fmi\u015ftir. Pek \u00e7ok alanda katk\u0131 sa\u011flayan genetik m\u00fchendisli\u011fi ile ilgili […]<\/p>\n","protected":false},"author":1,"featured_media":32285,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[125],"tags":[60,4351,4352,4353,4354],"class_list":["post-32284","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim-teknoloji","tag-bilim","tag-dolly","tag-genetik","tag-mendel","tag-paul-berg"],"_links":{"self":[{"href":"https:\/\/soms.invekor.net\/index.php?rest_route=\/wp\/v2\/posts\/32284","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/soms.invekor.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/soms.invekor.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/soms.invekor.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/soms.invekor.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=32284"}],"version-history":[{"count":0,"href":"https:\/\/soms.invekor.net\/index.php?rest_route=\/wp\/v2\/posts\/32284\/revisions"}],"wp:attachment":[{"href":"https:\/\/soms.invekor.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=32284"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/soms.invekor.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=32284"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/soms.invekor.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=32284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}