"Vitamin B 12" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, 
	MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, 
	which enables searching at various levels of specificity.
	
	
		
			
			
				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.
    
			
			
				
				
					
						| Descriptor ID | D014805 | 
					
						| MeSH Number(s) | D03.383.129.578.840.437.777 D03.633.400.909.437.777 D04.345.783.437.777 | 
					
						| Concept/Terms | Vitamin B 12Vitamin B 12B 12, VitaminVitamin B12B12, VitaminCyanocobalamin
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				Below are MeSH descriptors whose meaning is more general than "Vitamin B 12".
				
			 
			
			
				Below are MeSH descriptors whose meaning is more specific than "Vitamin B 12".
				
			 
		 
	 
 
                                        
                                            
	
	
		
			
			
					
				This graph shows the total number of publications written about "Vitamin B 12" by people in this website by year, and whether "Vitamin B 12" was a major or minor topic of these publications. 
				
					 
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		            | Year | Major Topic | Minor Topic | Total | 
|---|
| 2007 | 0 | 1 | 1 | 
| 2012 | 0 | 1 | 1 | 
| 2022 | 0 | 1 | 1 | 
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				Below are the most recent publications written about "Vitamin B 12" by people in Profiles.
						
					
								- 
								Characterization of Choline Nutriture among Adults and Children with Phenylketonuria. Nutrients. 2022 Sep 29; 14(19). 
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								Daily supplementation of a multiple micronutrient powder improves folate but not thiamine, riboflavin, or vitamin B12 status among young Laotian children: a randomized controlled trial. Eur J Nutr. 2022 Oct; 61(7):3423-3435. 
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								Relation of sensory peripheral neuropathy in Sjögren syndrome to anti-Ro/SSA. J Clin Rheumatol. 2012 Sep; 18(6):290-3. 
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								Hypocupremia associated with prior vitamin B12 deficiency. Am J Hematol. 2007 Apr; 82(4):288-90. 
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								Tetrahydrofolate enzyme levels in Acetobacterium woodii and their implication in the synthesis of acetate from CO2. J Bacteriol. 1978 May; 134(2):668-70.