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The beneficial effect of intravenous iron administration for chronic heart failure: An updated meta-analysis and systematic review

PMID: 22420153

In another study, vitamin A deficiency was found to result in thickening of the cement, contraction of the periodontal ligament, irregularities in the periodontal ligament, thickening of the alveolar bone, and labial alveolar periosteum, and these results were shown to be reversible with replacement therapy [92]

doi: 10.1515/rns.2011.028 Summary Keywords Alzheimers disease, Parkinsons disease, amyotrophic lateral sclerosis, neurodegenerative diseases, antioxidant biomarkers, bidirectional Mendelian randomization study Citation Zhang Q, Li Q, Zhao H, Shu M, Luo M, Li Y, Ding Y, Shi S, Cheng X and Niu Q (2023) Neurodegenerative disease and antioxidant biomarkers: A bidirectional Mendelian randomization study

We further detail these associations below, as iron and manganese have been associated with nutritional immunity (1517, 75, 76)