![The BMJ on Twitter: "Pernicious anaemia is an autoimmune disorder affecting the gastric mucosa with impaired absorption of dietary cobalamin (vitamin B12) resulting in B12 deficiency. How can doctors spot and diagnose The BMJ on Twitter: "Pernicious anaemia is an autoimmune disorder affecting the gastric mucosa with impaired absorption of dietary cobalamin (vitamin B12) resulting in B12 deficiency. How can doctors spot and diagnose](https://pbs.twimg.com/media/EWmtRQQXQAYexkP.jpg:large)
The BMJ on Twitter: "Pernicious anaemia is an autoimmune disorder affecting the gastric mucosa with impaired absorption of dietary cobalamin (vitamin B12) resulting in B12 deficiency. How can doctors spot and diagnose
![Nutrients | Free Full-Text | Perspective: Practical Approach to Preventing Subclinical B12 Deficiency in Elderly Population Nutrients | Free Full-Text | Perspective: Practical Approach to Preventing Subclinical B12 Deficiency in Elderly Population](https://www.mdpi.com/nutrients/nutrients-13-01913/article_deploy/html/images/nutrients-13-01913-g001.png)
Nutrients | Free Full-Text | Perspective: Practical Approach to Preventing Subclinical B12 Deficiency in Elderly Population
![Transcellular transport of cobalamin (Cbl; vitamin B 12 ) in an ileal... | Download Scientific Diagram Transcellular transport of cobalamin (Cbl; vitamin B 12 ) in an ileal... | Download Scientific Diagram](https://www.researchgate.net/publication/9035170/figure/fig1/AS:601647512313864@1520455353617/Transcellular-transport-of-cobalamin-Cbl-vitamin-B-12-in-an-ileal-cell-Following.png)
Transcellular transport of cobalamin (Cbl; vitamin B 12 ) in an ileal... | Download Scientific Diagram
![Vitamin B12 - The ever-important nutrient. What your genetics may tell you? - MTHFR Support Australia Vitamin B12 - The ever-important nutrient. What your genetics may tell you? - MTHFR Support Australia](https://mthfrsupport.com.au/wp-content/uploads/2020/02/vitaminb12_5.png)
Vitamin B12 - The ever-important nutrient. What your genetics may tell you? - MTHFR Support Australia
![Nutrients | Free Full-Text | Vitamin B12 Regulates the Transcriptional, Metabolic, and Epigenetic Programing in Human Ileal Epithelial Cells Nutrients | Free Full-Text | Vitamin B12 Regulates the Transcriptional, Metabolic, and Epigenetic Programing in Human Ileal Epithelial Cells](https://www.mdpi.com/nutrients/nutrients-14-02825/article_deploy/html/images/nutrients-14-02825-g001.png)
Nutrients | Free Full-Text | Vitamin B12 Regulates the Transcriptional, Metabolic, and Epigenetic Programing in Human Ileal Epithelial Cells
![تويتر \ Tony Breu على تويتر: "3/4 - The Explanation We learned in 1959 that B12 is absorbed in the terminal ileum. The study in tweet 2 shows well that B12 is تويتر \ Tony Breu على تويتر: "3/4 - The Explanation We learned in 1959 that B12 is absorbed in the terminal ileum. The study in tweet 2 shows well that B12 is](https://pbs.twimg.com/media/FZ5TGelX0AETOGr.jpg)