Challenges in electrochemical pre-purification of recombinant proteins from green plant tissues

Figures & data

Table 1. Cost of production of recombinant proteins¹

Expression system	Cost (USD/g)
Chinese hamster ovary cells (CHO)	300
Transgenic hicken eggs	1–2
Transgenic goat milk	1–2
Microbial fermentation	1,00
Transgenic plants	0,10

Cost of production using corn seeds at expression of 1% of recombinant protein.

Table 2. Zeta potential and diameter of aluminum gel particles formed by electrocoagulation in solutions of 200 mmol/L NaCl at different pH values

	Electrocoagulation pH
	7.5	8.0	8.5	9.0	9.5
Particle diameter (μm)	597	632	659	646	636
Zeta potential (mV)	21.3	13.8	7.1	5.1	3.6

Hood EE, Woodard SL, Horn ME. Monoclonal antibody manufacturing in transgenic plants--myths and realities. Curr Opin Biotechnol 2002; 13:630 - 5; http://dx.doi.org/10.1016/S0958-1669(02)00351-8; PMID: 12482526

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