But the FDA's briefing documents flagged it as an uncharacterized risk requiring further investigation before any approval, and researchers continue to weigh the angiogenic mechanism against the compound's apparent safety profile in animal models
After reviewing literature and conducting a two-round Delphi survey with 42 experts, a consensus emerged that emphasizes prioritizing clinical symptoms in diagnosis, with serum B12 as a screening marker supported by methylmalonic acid or homocysteine levels for additional confirmation
-Vitamin D: 600 IU for those 1-70 years old, 800 IU for those over 70
For example, a DNA repair protein, redox factor Ref-1, was reported to promote the DNA-binding activities of several transcription factors, including HIF-1 and p53, which confers cytoprotective function under hypoxia
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