Create a synthetic bacteria that resists viruses

... (UK) have created, via genetic engineering, a synthetic pressure of E. coli through which they included a number of non-standard amino acids.
https://www.google.com/url?rct=j&sa=t&url=https://gruntstuff.com/create-a-synthetic-bacteria-that-resists-viruses/227055/&ct=ga&cd=CAIyGjg0YzkwMzEwZTQwYzQxNjA6Y29tOmVuOlVT&usg=AFQjCNG9rCJBJJ0hTZmOB-vM-6WMUVywYw