OC1 - protein storage

Question 1

methods of storage

Answer 1

solution at 4ºC
solution in 50% glycerol at -20ºC
frozen at -20ºC or -80ºC, or in liquid nitrogen
lyphophilized

Question 2

low temperature (storage)

Answer 2

slows down the activity of protease enzymes therefore slowing down degradation of the protein

Question 3

cryoprotectant

Answer 3

addition of glycerol which limits the formation of ice crystals