Studies have also found that it features an extended amino acid sequence with an additional 13 amino acids at the N-terminal, along with a substitution of arginine for glutamic acid at position 3
Depending on the cause, testing, dietary advice, oral vitamin B12 or GP-led treatment may be more appropriate
Those who dont regularly consume animal products rich in vitamin B12 may want to consider adding fortified foods to their diet or taking a supplement to ensure that their nutritional needs are met
Kossoy G, Ben-Hur H, Zusman I, Madar Z, Zuderman Y, Magalovich I, Khavinson V
For photomicrographs, cell images were taken using a Nikon Eclipse TE2000 inverted microscope equipped with Nikon Plan Fluor 10x NA 0.30 objective using Metavue (MetaMorph) or Ocular (QImaging) software