Under which conditions can data available via GFBio be reused?

Short Answer

You can reuse the data according to the terms specified in the creative commons license that applies to the respective dataset you intend to reuse.

Detailed Answer

You can reuse the data according to the terms specified in the creative commons license that applies to the respective dataset you intend to reuse. Please always cite ALL data sets that you are using in your scientific work as you would cite any paper publication.