Unique spinner produces mg to gram quantities of secreted proteins & high virus titers from suspension, insect or recombinant anchorage-dependent cells (including primary cells.) Cells growing on & in the FibraCel disk matrix become immobilized, simplifying harvesting of secreted proteins from cell-free media. Eliminates the need to pass cells - saving time and labor. Longer culture times - Up to 30 days continuously.  Click here for details.