1. Baeshen N.A., Bashen M.N., Sheikh A. et al (2014) Cell factories for insulin production. Microbial Cell Factories 13: 141.
2. GMO Compass. URL: http://www.gmo-compass.org/eng/agri_biotechnology/breeding_aims/147.pest_resistant_crops.html Visited on 3 Dec 2015
3. Lam P.K., Lam E.Y.K. Biology Matters GCE 'O' level 2nd edition. (2013) Marshall Cavendish.
4. Maksimenko O.G., Deykin A.V., Kohdarovich Y.M. (2013) Use of transgenic animals in Biotechnology: Prospects and Problems. Acta Naturae 5(1): 33-46. Available at URL: http://www.nature.com/scitable/topicpage/genetically-modified-organisms-gmos-transgenic-crops-and-732
5. Travers A., Mushhelisvili G. (2015) DNA structure and function. FEBS Journal 282: 2279-2295.
6. Watson J.D., Crick F.H.C. (1953) Molecular Structure of Nucleic Acids. Nature 171: 737-738.
7. Wikipedia. URL: https://en.wikipedia.org/wiki/Genetic_engineering_techniques Visited on 3 Dec 2015