Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Peptide containing doai
Patent
1986-02-04
1988-05-31
Brown, J. R.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Peptide containing doai
530388, 514925, 514926, 514927, A61K 3700, C07G 700
Patent
active
047481579
ABSTRACT:
Fab or Fc fragment of human IgG which is obtainable by enzymatic digestion of the human IgG is reduced by a reducing agent to sever an interchain of disulfide bonds therein and then blocked the SH radicals formed with alkyl group which may contain other group. The resulting alkylated Fab and Fc fragments display therapeutic and prophylactic action for gastrointestinal ulcers by the oral or parenteral administration.
REFERENCES:
patent: 4330620 (1982-05-01), Gruber et al.
Chem. Abstracts Citation of Mimura et al. Vol. 99 1983 No. 68657u.
Chem. Abstracts Citation of Green Cross Corp., vol. 96:205420r 1982.
Fukushima Tsunekazu
Iwai Masakazu
Yokoyama Kazumasa
Brown J. R.
Rollins John W.
The Green Cross Corporation
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