Example sentences for: pei

How can you use “pei” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • The percentage of β-gal +neurons varied according to the total amount of DNA/PEI complex added to the cultures.

  • Another gene that is commonly used to identify transfected cells, EGFP, was also successfully introduced into sympathetic neurons using PEI (Figure 1D).

  • Another property of PEI that makes it suitable as a DNA vector is its structure, in which every third atom is a protonatable amino nitrogen that allows the polymer to function as an effective buffering system for the sudden decrease in pH from the extracellular environment to the endosomal/lysosomal compartment.

  • PEI may be used in conjunction with adenovirus vectors [ 2, 9, 11, 18, 19] and can be conjugated to various ligands for targeted gene delivery [ 10, 16] or to minimize nonspecific interactions with blood when injected into the circulatory system [ 20].

  • Although the sources of the neurons varied widely in age and species, PEI was nonetheless able to facilitate the expression of at least two foreign genes, LacZ and EGFP, in each of the experimental settings.

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