liverstabilityvitamin B12vitaminsAn investigation was made to determine the stability of vitamin B12 activity in liver injection preparations. The effects of exposure to air, oxygen, and light were investigated. Stability studies were made at temperatures of 5, 24, 40, and 47掳. Deterioration ...
The total liver lipids were decreased in the vitamin-B12-deprived animals, but no changes were detected in the lipid concentration or in the phospholipid composition of the nervous system. Some animals were given propionate, and in these, contrary to expectations, pentadecanoic acid and heptadecanoic...