Results 1 to 10 of about 78,845 (283)

Vitamin B12 Deficiency due to Chlorofluorocarbon: A Case Report [PDF]

open access: yesCase Reports in Medicine, 2010
Background. Vitamin B12 is vital for optimal functioning of various organ systems but more importantly the central nervous system and the hematological system.
Hemlata Bhaskar, Rekha Chaudhary
doaj   +4 more sources

The Many Faces of Cobalamin (Vitamin B12) Deficiency [PDF]

open access: yesMayo Clinic Proceedings: Innovations, Quality & Outcomes, 2019
Although cobalamin (vitamin B12) deficiency was described over a century ago, it is still difficult to establish the correct diagnosis and prescribe the right treatment.
Bruce H.R. Wolffenbuttel, MD, PhD   +3 more
doaj   +3 more sources

Vitamin B12 in Leber hereditary optic neuropathy mutation carriers: a prospective cohort study [PDF]

open access: yesOrphanet Journal of Rare Diseases, 2022
Background Leber hereditary optic neuropathy (LHON) is the most common mitochondrial disorder, frequently resulting in acute or subacute severe bilateral central vision loss.
Julia Zibold   +6 more
doaj   +2 more sources

Inherited and acquired vitamin B12 deficiencies: Which administration route to choose for supplementation? [PDF]

open access: yesFrontiers in Pharmacology, 2022
Vitamin B12 or cobalamin deficiency is a commonly encountered clinical scenario and most clinicians will have familiarity prescribing Vitamin B12 to treat their patients.
Ramyia Elangovan   +3 more
doaj   +3 more sources

Epidemiology of Vitamin B12 Deficiency [PDF]

open access: yes, 2016
Vitamin B12 is only synthesized by microorganisms in nature and thus, is obtained by human beings through their diet. Since the most important source of vitamin B12 is animal proteins, vegetarians may lack sufficient quantities of this vitamin in their ...
Dilek, Imdat   +2 more
core   +5 more sources

Maternal vitamin B12 deficiency and perinatal outcomes in southern India.

open access: yesPLoS ONE, 2021
BackgroundVitamin B12 deficiency during pregnancy has been associated with adverse maternal and infant health outcomes. Few prospective studies have investigated vitamin B12 status early in pregnancy, and its links to infant vitamin B12 status ...
Julia L Finkelstein   +5 more
doaj   +1 more source

Vitamin B12 – a scoping review for Nordic Nutrition Recommendations 2023

open access: yesFood & Nutrition Research, 2023
Vitamin B12 (cobalamin) is essential for normal metabolic function, and even moderate deficiency of this vitamin has negative health effects. Vitamin B12 is found in animal foods, and as vegetarian diets are increasingly popular in Western countries, one
Anne-Lise Bjørke-Monsen, Vegard Lysne
doaj   +1 more source

The distribution of total vitamin b12 holotranscobalamin and the active vitamin b12 fraction in the first 5 weeks postpartum [PDF]

open access: yes, 2018
Introduction Total vitamin B12 levels decrease significantly during pregnancy and recover to normal values within 8-week postpartum. Holotranscobalamin (holoTC) reflects the active part of vitamin B12 and has been shown to remain constant during ...
de Vries, J.   +3 more
core   +13 more sources

Subacute combined degeneration of the spinal cord in functional vitamin B12 deficiency states

open access: yesAdvances in Clinical Neuroscience & Rehabilitation, 2021
Vitamin B12 is an essential enzymatic cofactor in multiple cellular metabolic pathways. Deficiency states can arise as a result of both depletion of absolute systemic levels and pathological processes that block its ability to act as an enzymatic ...
Christina Englezou, Di Liang
doaj   +1 more source

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