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Can Noninvasive Nasal Drops Kill Deadly Brain Tumors? — Abstract blue and white organic shapes on light blue background

Can Noninvasive Nasal Drops Kill Deadly Brain Tumors?CEFR A1

25 Nov 2025

Adapted from Washington U. in St. Louis, Futurity CC BY 4.0

Photo by Irene Demetri, Unsplash

AI-assisted adaptation of the original article, simplified for language learners.

  • Researchers are working on a new medicine.
  • This medicine is delivered through the nose.
  • It can kill dangerous brain tumors in mice.
  • The brain tumors are called glioblastomas.
  • This method is not invasive and is easier than other treatments.
  • The medicine helps the brain’s immune system fight tumors.

Difficult words

  • medicineA substance used to treat illness.
  • deliverTo give something to someone.
    delivered
  • tumorA lump in the body that may be harmful.
    tumors
  • dangerousLikely to cause harm or injury.
  • immuneRelated to the body's defense against illness.
  • invasiveInvolving surgery or entering the body.

Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.

Discussion questions

  • What do you think about using medicine through the nose?
  • Have you heard of any new medicines that help people?
  • Why is it important to fight tumors?

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