Gene/Protein
Disease
Symptom
Drug
Enzyme
Compound
Pivot Concepts:
Gene/Protein
Disease
Symptom
Drug
Enzyme
Compound
Target Concepts:
Gene/Protein
Disease
Symptom
Drug
Enzyme
Compound
Query: UNIPROT:P01350 (
gastrin
)
9,683
document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)
The classic workup of a patient for possible PA is revisited in light of the vanishing Schilling test. The vagaries of testing for B12 and blocking antibodies are reexamined. The advantages and disadvantages of newer tests such as
MMA
and serum
gastrin
levels are catalogued. At this juncture in the evolution of new test strategies, there is a considerable controversy regarding the significance of high
MMA
levels in the face of normal B12 levels, particularly in the elderly. Hopefully, this controversy will soon be resolved and the newer crop of tests will be proven and accepted in the workplace. Still, the words of Alexander Pope spring to mind: "Be not the first by whom the new are tried, Nor yet the last to lay the old aside."
...
PMID:Modern approaches to the investigation of vitamin B12 deficiency. 1213 70
