Sentence examples for has been know since from inspiring English sources

The plasticity of pancreatic cells in the regenerating pancreas has been know since the early eighties, in particular their ability to trans-differentiate into hepatocytes in vivo (Shen et al, 2003).

That has been known since 1939.

Anthrax has been known since biblical times.

This has been known since the 1970s.

The superregenerative principle has been known since the early 1920s.

This is elementary, and has been known since 2005.

Anthrax in History Anthrax has been known since biblical times.

It has been known since 1962 that the ambiguity problem for context-free grammars is undecidable.

The seismic vulnerability of skewed bridges has been known since the past few decades.

Fischer Tropsch synthesis (FTS) as one option to produce hydrocarbons has been known since 1925.

But Monty, as he has been known since childhood, has certainly been an excellent caretaker.