||This consists of a batch of ampoules containing recombinant DNA-derived human Activin A analysed by international collaborative study.
||The assigned potency is 5 U per ampoule where, for the purposes of this preparation 1 U is approximately equivalent to 1 microgram.
||For practical purposes each ampoule contains the same quantity of activin A. The entire content of each ampoule should be completely dissolved in an accurately measured amount of buffer solution. No attempt should be made to weigh out portions of the freeze dried powder. The use of water to reconstitute ampoule contents is not recommended.The material has not been sterilized and the ampoules contain no bacteriostat.
||This preparation is not for administration to humans. The preparation contains material of human origin, and either the final product or the source materials, from which it is derived, have been tested and found negative for HBsAg, anti-HIV and HCV RNA. As with all materials of biological origin, this preparation should be regarded as potentially hazardous to health. It should be used and discarded according to your own laboratorys safety procedures. Such safety procedures should include the wearing of protective gloves and avoiding the generation of aerosols. Care should be exercised in opening ampoules or vials, to avoid cuts.
||Unopened ampoules should be stored at -20°C. Please note: because of the inherent stability of lyophilized material, Creative Biomart may ship these materials at ambient temperature.