Polyethylene glycols saline waters

For the preparation of liquid extracts of a material, the extracting conditions should simulate the conditions of the intended clinical use. For this purpose, the extracting solutions (eg, culture medium with or without serum, water, physiological saline, freshly refined vegetable oil, ethanol/water, ethanol/saline, diluted polyethylene glycol 400, and dimethyl sulfoxide) should be chosen by taking into account the final application, should be compatible with the cell culture and not affect the extraction... 

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