The legal storm swirling around Perth scientist Dr Bruce Gray and listed company Sirtex Medical has become more intense, with law firm Freehills forced to step aside from the case and Perth accountant Grant Boyce's directorship threatened.

The legal storm swirling around Perth scientist Dr Bruce Gray and listed company Sirtex Medical has become more intense, with law firm Freehills forced to step aside from the case and Perth accountant Grant Boyce's directorship threatened.