Unless otherwise decided by the public prosecutor, the judicial police officer or, in the course of an investigation, the investigating judge, seals and samples relating to the traces and samples mentioned in 1°, 1° bis, 3° and 4° of I and 1° and 2° of III of Article R. 53-10 are sent, when the analysis has been carried out, to the central service for the preservation of biological samples with a view to their preservation.