C - Chemistry – Metallurgy – 12 – P
Patent
C - Chemistry, Metallurgy
12
P
195/128.2, 530/7
C12P 21/04 (2006.01) C07K 14/62 (2006.01)
Patent
CA 1202587
ABSTRACT Human insulin is semi-synthetically prepared using a novel method comprising the preparation of a modified human insulin of the general formula Image wherein R = H or an enzymatically separable sugar residue or an ester thereof, and R1 = an enzymatically separable sugar residue or an ester thereof, or an amino acid or peptide, or an amide or ester of the latter two, or R1 = OH if R?H, followed by enzymatic removal of the modifying groups R and/or R1 to yield human insulin.
426236
Van Dedem Gijsbert W. K.
Van Houdenhoven Francois E. A.
Akzo N.v.
Fetherstonhaugh & Co.
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