Abstract
Although pharmaceutical practice tends to prefer to take DNA samples from whole blood, this could be both unnecessary and even unethical. The buccal swabbing method offers to provide an adequate and reliable sample less invasively and with the necessary minimal risk to the subject that virtually all ethical guidelines advocate.
References
1.Governance Arrangements for Research Ethics Committees: a proposed harmonised edition, 2009 . Available at www.nres.npsa.nhs.uk/news-and-publications/news/harmonisedgafrec-consultation accessed 26 July 2009.