Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Recombinant or stably-transformed bacterium encoding one or...
Patent
1981-06-15
1984-03-27
Robinson, Douglas W.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Recombinant or stably-transformed bacterium encoding one or...
564293, A61K 3114, C07D21172, C07D21184, C07D21370
Patent
active
044394543
ABSTRACT:
Process for the stabilization of choline and stabilization of vitamins, in which choline is heated with a mixture of an aldehyde and a nitrogenous compound, preferably formaldehyde and urea, and vitamins are stabilized by addition thereof to said mixture of choline, aldehyde and nitrogenous compounds before the beginning of the stabilizing reaction.
REFERENCES:
patent: 3163579 (1964-12-01), Derivan
patent: 3897485 (1975-07-01), Meunier
Chemical Patents Journal 6(48), British 2-11-66, #1,047,010.
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