Risk Classes

Based on the risk groups of the organisms used and additional risk factors of the system and the manipulations (recombination of sequences, scale, etc.), a project/activity is classified into a risk classes from 1 to 4 which require corresponding safety measures.

Risk group of genetically modified organisms (GMO) is determined by
... the risk groups of the donor and acceptor organisms,
... the genes transferred, and
... the vectors involved (plasmids, viral systems, etc.)