Not the only ones using Ruthenium to attempt treatmentof deep seated cancers.
M.Gasser - who contributed to that paper - is doing so in partnership with the Chinese and with the assistance of an EU Horizons 2020 Grant:
https://www.scopus.com/record/display.uri?eid=2-s2.0-85086869704&origin=inward&txGid=872311ef9dee77b1bd6286064fd22229
Let`s hope our IP protection is sound but it does show that we are in exactly the right area.