polylysine

noun
poly·​ly·​sine | \ˌpä-lē-ˈlī-ˌsēn \

Definition of polylysine 

: a protein whose polypeptide chain consists entirely of lysine residues

First Known Use of polylysine

1947, in the meaning defined above

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The first known use of polylysine was in 1947

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polylysine

noun
poly·​ly·​sine | \ˌpäl-i-ˈlī-ˌsēn \

Medical Definition of polylysine 

: a protein whose polypeptide chain consists entirely of lysine residues

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