With their nano-sized structure, exosomes are involved in a widevariety of cellular processes such as genetic information flow, immunesystem modulations, intercellular communication, andpathophysiological changes. The use of exosomes are exponentiallygrowing particularly in the areas of identification of biomarkers,development of nanocarriers for effective drug delivery, and vaccineproduction. In recent years, edible plant derived exosomes gained muchinterest with their strong antimicrobial activities, modulatoryactivities on the intestinal stem cells, and the anticancer activities.In this study, the cytotoxic effects of fig, lemon, olive and turnip derivedexosomes were investigated through the neutral red uptake assay. Itwas observed that 100 µg/mL protein containing lemon and turnipderived exosomes inhibited the cell proliferation significantly, on theother hand, fig and olive derived exosomes did not alter theproliferation of MCF-7 cells. Since the results for the cytotoxic activityof turnip exosomes are original in this research, it was found worthy toemphasis the utility of turnip exosomes for the development of newanticancer agents or new drug delivery nanocarriers.
Nano-boyutlu yapılarıyla ekzozomlar genetik bilgi akışı, immun sistem düzenlenmesi ve patofizyolojik değişiklikler gibi çok çeşitli hücresel süreçlere dahil olurlar. Ekzozomların, özellikle biyoişaret tanımlanması, etkin ilaç dağıtımı için nanotaşıyıcıların geliştirilmesi ve aşı üretilmesi alanlarında kullanımları hızla artmaktadır. Son yıllarda yenilebilir bitkilerden türevlenen ekzozomlar yüksek antimikrobiyal etkileri, bağırsak kök hücreleri üzerinde düzenleyici etkileri ve antikanser etkileriyle ilgi çekmektedir. Bu çalışmada incir, limon, zetin ve turp türevli ekzozomların sitotoksik etkileri nötral kırmızısı alım testiyle araştırılmıştır. Protein miktarı 100 µg/mL olan limon ve turp ekzozomlarının hücre çoğalmasını engellediği gözlenirken incir ve zeytin türevli ekzozomların MCF-7 çoğalmasını etkilemediği görülmüştür. Turp ekzozomlarının sitotoksistik aktivitesi sonuçları, bu araştırmada orijinal olduğu için, yeni antikanser ajanlarının veya yeni ilaç dağıtım nanotaşıyıcılarının geliştirilmesi için turp ekzozomları kullanımına vurgu yapmanın değerli olabileceği düşünülmüştür
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