A cobalt-containing coordination compound produced by intestinal micro-organisms and found also in soil and water. Higher plants do not concentrate vitamin B 12 from the soil and so are a poor source of the substance as compared with animal tissues. INTRINSIC FACTOR is important for the assimilation of vitamin B 12.
    

concept

Pourquoi prescrire l'Anabolhemine dans l'anémie? : parce que l'Anabolhémine respecte les impératifs d'une thérapeutique anti-anémique complète et correcte de toutes les anemies.

El nuevo y mejorado Elíxir Cofrón 12 : (hierro, cobre, vitamina B12 y factores hepáticos, Abott) / Abbott Laboratories del Perú, S.A.

Asfixia? Libre respiración con Predasmal Organon : Benutrex B12 ... / Organon.

Vidoce Sanitas : vitamina B12 cristalizada : "es mas poderoso factor ant-anemia perniciosa conocido" : "modernas investigaciones estan revelando nuevas indicaciones para el empleo de la vitamina  B12".

Vitamin B¹² and aging / B.F. Chow.

Gastric intrinsic factor and other vitamin B₁₂ binders : biochemistry, physiology, pathology and relation to vitamin B₁₂ metabolism / by George B. Jerzy Glass.

Vitamin B₁₂ : selected annotated bibliography, 1954.

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Vitamin B 12

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Vitamin B¹² and aging / B.F. Chow.

Gastric intrinsic factor and other vitamin B₁₂ binders : biochemistry, physiology, pathology and relation to vitamin B₁₂ metabolism / by George B. Jerzy Glass.

Vitamin B₁₂ : selected annotated bibliography, 1954.

Asfixia? Libre respiración con Predasmal Organon : Benutrex B12 ... / Organon.

El nuevo y mejorado Elíxir Cofrón 12 : (hierro, cobre, vitamina B12 y factores hepáticos, Abott) / Abbott Laboratories del Perú, S.A.