C - Chemistry – Metallurgy – 12 – N
Patent
C - Chemistry, Metallurgy
12
N
195/43, 195/45,
C12N 5/02 (2006.01) C12N 1/38 (2006.01) C12N 5/00 (2006.01)
Patent
CA 1215335
-45- Tissue Culture Medium Abstract A growth factor containing serum derived from natural bovine serum 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 said first solids fraction from said first supernatant; precipitating a second solids fractions from said first sypernatant by adding ammonium sulfate to about 40% saturation to give a second solids fraction and a second spernatant; separating said second solids fraction from said second supernatant; combining said first solids fraction and said second supernatant; and desalinating said first solids fraction and said second supernatant, either before or after said combining. 17/map
446154
Maldonado Reynaldo L.
Rosanoff Kenneth A.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Sigma-Aldrich Company
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