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Bakteri Bazlı Mikro Robotlar Kansere Karşı Kullanılabilir - HAKANSEYHAN
Stuttgart’ta bulunan bilim adamları, bakteri bazlı mikro robotlar geliştirdiklerini açıkladı. Suni bileşenler ile donatılan bu bakterilerin, kanser ile mücadelede işe yarayabileceği ifade edildi.
Bilim adamları, kanser benzer biçimde tüm dünyada korkulu sonuçlar doğuran hastalıklar ile mücadeleye yönelik araştırmalarına hız kesmeden devam ediyor. Gelişen teknoloji ile beraber yaşamımıza giren sistemlerin de gelecek yıllarda tıp alanında kullanılması planlanıyor.
Şimdi de Max Planck Akıllı Sistemler Enstitüsü’ndeki Fizyolojik Zekâ Departmanı’nda bulunan araştırmacılar, bigün kanserle mücadelede kullanılabilecek mikrorobotlar üstünde çalışmaya başladı. Ekip, biyohibrit mikro robotlar oluşturmak için E.coli adlı bakterileri suni bileşenler ile donattı.
Kanserle mücadelede kullanılabilir
Açıklamalara gore bilim adamları ilk olarak her bir bakteriye, suda çözünür kemoterapötik ilaç molekülleri ve çevresinde kızılötesi ışıkla eriyebilen bir malzemeye haiz olan nanolipozom bağladı. İkinci olarak ise bakteriye manyetik nanoparçacıkların bağlandığı ifade edildi. Bununla beraber aslına bakarsan oldukça hareketli olan bu mikroorganizmanın güçlendirildiği ifade edildi. Böylece bakterinin yüzüşünü denetim etmenin daha da kolay olacağı ifade edildi.
Uzmanlar, bakterilerin enjekte edilerek kanser tedavisinde kullanılabildiğini söylüyor. Bu yöntemde mikroorganizmalar tümörün bulunmuş olduğu yere akıyor, orada büyüyor ve hastanın bağışıklık sistemini harekete geçiriyor. Son yıllarda da bu mikroorganizmaların etkilerinin artırılması için yollar aranıyor. İşte bu yüzden de extra bileşenlerin tümör ile harpte kullanılabileceği belirtiliyor.
Araştırmacılardan Birgül Akolpoğlu da yapmış olduğu açıklamalarda, “Bu şekilde bakteri bazlı mikro robotları kanser hastasının vücuduna enjekte edebileceğimizi hayal edin. Bir mıknatısla parçacıkları tümöre yöneltebiliriz. Yeterince mikro robot tümörü çevrelediğinde, dokuya bir lazer yönlendirebilir ve ilaç salınmını tetikleyebiliriz. Böylece yalnızca bağışıklık sisteminin tetiklenmesi değil, bununla birlikte ek ilaçlar da tümörü yok etmeye destek olabilir ” ifadelerini kullandı.
Çalışmanın yazarlarından ve Fizyolojik Zekâ Departmanı’nın direktörü olan Metin Sitti de açıklamalarında şunları söylemiş oldu: “Tıbbi işlevlere haiz bakteri tabanlı mikro robotlar bigün kanserle daha etkili bir halde savaşabilir. Bu, bugün kanseri tedavi etme şeklimizden o kadar da uzak olmayan yeni bir terapötik yaklaşımdır ”
İLGİLİ HABER
Kanser Tedavisinde Sevindirici Gelişme: Vücudumuz Bir Protein Yardımıyla 10.000 Kat Daha Fazla Bağışıklık Hücresi Üretebilir
Kaynak :
https://phys.org/news/2022-07-bacteria-based-biohybrid-microrobots-mission-day.html
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