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When present, the hematologic manifestations of vitamin B12 deficiency include macrocytic anemia with macro-ovalocytes and macro-erythrocytes (or macrocytes), hypersegmentation of neutrophil nuclei, variable polychromasia, neutropenia, and megaloblastic changes in the bone marrow
Each batch is subjected to quality-control testing as part of Licensed Peptides analytical verification program
WARNINGS: Patients with early Leber's disease (hereditary optic nerve atrophy) who were treated with cyanocobalamin suffered severe and swift optic atrophy
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