In clinical trials of cystic fibrosis patients,liposomes or viruses are used to carry the needed gene directly into the nose and lung cells.What type of treatment is this?

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In vivo gene therapy means the gene is delivered directly into the body.Cystic fibrosis patients lack a gene that codes for the transmembrane carrier of the chloride ion.They often suffer from numerous and potentially deadly infections of the respiratory tract.So far,the delivery of the gene by viruses or liposomes has resulted in limited success.

In Clinical Trials of Cystic Fibrosis Patients,liposomes or Viruses Are