Tissue culture medium

Chemistry: molecular biology and microbiology – Spore forming or isolating process

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435241, 424101, 260112B, C12N 500, C12N 502, A61K 3514, A23J 106

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active

045336342

ABSTRACT:
A growth factor containing serum is disclosed which is derived from natural bovine serum is disclosed which is by precipitating a first solids fraction from natural bovine serum by adding ammonium sulfate to about 25% saturation to give a first solids fraction and a first supernatant; separating the first solids fraction from the first supernatant; precipitating a second solids fractions from the first supernatant by adding ammonium sulfate to about 40% saturation to give a second solids fraction and a second supernatant; separating the second solids fraction from the second supernatant; combining the first solids fraction and the second supernatant; and desalinating the first solids fraction and the second supernatant, either before or after combination thereof.

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patent: 4038139 (1977-07-01), Birch
patent: 4059512 (1977-11-01), Harris
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Puck et al., PNAS, vol. 59, pp. 192-199, 1968.
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Temin et al., in Growth Nutrition and Metabolism of Cells in Culture, vol. I, Academic Press, NY., pp. 49-81, 1972.
Hayashi, I. et al., Nature, vol. 259, No. 5539, pp. 132-134, 1976.
Parker, Methods in Tissue Culture, Harper & Row, NY, p. 193, 1961.

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