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التدخين وسرطان الرئة.. تغييرات مبكرة تحدث داخل الخلايا قبل ظهور الأورام

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By صدى البلد · 8 hours ago · 1 min read صدى البلد ↗
التدخين وسرطان الرئة.. تغييرات مبكرة تحدث داخل الخلايا قبل ظهور الأورام

ملخص الخبر

  • يؤدي التعرض المستمر لدخان السجائر إلى تغيير خصائص الخلايا الجذعية في الرئة قبل ظهور الأورام.
  • تؤدي التغيرات الناتجة عن التدخين إلى جعل الخلايا أكثر استعداداً للتحول إلى خلايا سرطانية عند حدوث طفرات جينية.
  • كشفت الدراسة أن الطفرات الجينية وحدها لا تكفي لتكوين الورم دون وجود حالة خلية متأثرة بالتدخين.
  • قد يساعد الكشف عن هذه التغيرات المبكرة في تحديد الأشخاص الأكثر عرضة للإصابة بسرطان الرئة وتطوير استراتيجيات وقائية وعلاجية.

ملخص كتبه الذكاء الاصطناعي من نص الخبر في مصدره.

دراسة حديثة تكشف أن التدخين لا يسبب طفرات جينية فقط، بل يغير خلايا الرئة ويزيد استعدادها للتحول إلى أورام سرطانية.
صدى البلد : المصدر
التدخين وسرطان الرئة.. تغييرات مبكرة تحدث داخل الخلايا قبل ظهور الأورام

المصدر: صدى البلد

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