Results 21 to 30 of about 449,639 (254)

Bi-directional causal effect between vitamin B12 and non-alcoholic fatty liver disease: Inferring from large population data

Frontiers in Nutrition, 2023
ObjectivesMany observational studies evaluate the association between vitamin B12 and non-alcoholic fatty liver disease (NAFLD). However, the causality of this association remains uncertain, especially in European populations.
Liwan Fu, Yuquan Wang, Yue-Qing Hu, Yue-Qing Hu   +3 more
doaj   +1 more source

Çocuklarda vitamin B12 düzeyleri ile tam kan parametreleri arasındaki ilişkinin değerlendirilmesi

Journal of Contemporary Medicine, 2020
Amaç: Vitamin B12 insan vücudunda üretilemeyen ve sadece hayvansal gıdalar ile alınan bir vitamindir. Vitamin B12 DNA sentezinde önemli rol oynar ve eksikliğinde DNA sentezi bozulur. Sonuç olarak megaloblastik anemi gelişir.
Ömer Kartal, Orhan Gürsel
doaj   +1 more source

A randomised controlled trial investigating the effect of vitamin B12 supplementation on neurological function in healthy older people: the Older People and Enhanced Neurological function (OPEN) study protocol [ISRCTN54195799]. [PDF]

, 2011
BACKGROUND: Vitamin B12 deficiency is common in older people and the prevalence increases with age. Vitamin B12 deficiency may present as macrocytic anaemia, subacute combined degeneration of the spinal cord, or as neuropathy, but is often asymptomatic ...
Allen, Elizabeth, Kerry Mills, Fletcher, Astrid E, Elbourne, Diana, Richards, Marcus, Ken Whyte, Mills, Kerry, Robert Clarke, Letley, Louise, Dangour, Alan D, Ricardo Uauy, Whyte, Ken, Louise Letley, Diana Elbourne, Fasey, Nicky, Uauy, Ricardo, Alan D Dangour, Astrid E Fletcher, Marcus Richards, Clarke, Robert, Nicky Fasey, Elizabeth Allen   +21 more
core   +2 more sources

Effectiveness of the National Program of Complementary Feeding for older adults in Chile on vitamin B12 status in older adults; secondary outcome analysis from the CENEX Study (ISRCTN48153354). [PDF]

, 2013
BACKGROUND: Older people are at increased risk of vitamin B12 deficiency and the provision of fortified foods may be an effective way to ensure good vitamin B12 status in later life.
Sánchez Reyes, Hugo, Albala Brevis, Cecilia, Uauy, Ricardo, Alan D Dangour, Cecilia Albala, Lera, Lydia, Hugo Sanchez, Sanchez, Hugo, Lydia Lera, Uauy Dagach-Imbarack, Ricardo, Dangour, Alan D., Lera Marques, Lydia, Dangour, Alan D, Ricardo Uauy, Hugo HugoSanchez, Albala, Cecilia   +15 more
core   +2 more sources

Update on Vitamin B12 Deficiency

, 2022
: Vitamin B12 (cobalamin) deficiency is a common cause of megaloblastic anemia, a variety of neuropsychiatric symptoms and elevated serum homocysteine levels, particularly in the elderly.
Kholoud Rabah Alrashedi, FAISAL FAHAD ALMOTAIRI, Mohammed shatwi alqahtani, Thabit Ehsan Arnous, Ghadeer Mohd alonazi, Sami saleh almalki, Mohammed Shaye alqhtani, Bader Ali Hazazi, Mohammed Saleh AlQahtani, MOHAMMED ALI AL MUJRI   +9 more
core   +1 more source

Vitamin B12 concentrations and clinical spectrum of apparently healthy elderly population [PDF]

Perspectives In Medical Research, 2020
Introduction : Prevalence of vitamin B12 deficiency is believed to increase with aging. The wide and non-specific spectrum of clinical presentations in patients poses a tough challenge to physicians suspecting vitamin B12 deficiency.
Darshana Makwana 1 Deepak Kumar P2 , Pragathi Wadkar3
doaj  

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

Frontiers 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, Julien Baruteau, Julien Baruteau, Julien Baruteau   +3 more
doaj   +1 more source

Functional identification in Lactobacillus reuteri of a PocR-like transcription factor regulating glycerol utilization and vitamin B₁₂ synthesis [PDF]

, 2011
Background Lactobacillus reuteri harbors the genes responsible for glycerol utilization and vitamin B12 synthesis within a genetic island phylogenetically related to gamma-Proteobacteria.
Vos, W.M., de, Willem M de Vos, Saulnier, D.M.A., Santos Filipe, Hugenholtz Jeroen, Jeroen Hugenholtz, Teusink, B.; id_orcid, Filipe Santos, Spinler Jennifer K, de Vos, D.L., Santos, F.; id_orcid, Molenaar, D., Santos, F., Hugenholtz, J., Bas Teusink, Molenaar, D.; id_orcid, Spinler, J.K., Santos, F., dos, Douwe Molenaar, de Vos, W.M., Versalovic James, Versalovic, J., Saulnier Delphine MA, Molenaar Douwe, Teusink Bas, James Versalovic, de Vos Willem M, Jennifer K Spinler, Teusink, B., Delphine MA Saulnier   +29 more
core   +1 more source

Low vitamin B12 levels among newly-arrived refugees from Bhutan, Iran and Afghanistan: a multicentre Australian study. [PDF]

PLoS ONE, 2013
BACKGROUND: Vitamin B12 deficiency is prevalent in many countries of origin of refugees. Using a threshold of 5% above which a prevalence of low Vitamin B12 is indicative of a population health problem, we hypothesised that Vitamin B12 deficiency exceeds
Jill Benson, Christine Phillips, Margaret Kay, Murray T Webber, Alison J Ratcliff, Ignacio Correa-Velez, Michelle F Lorimer   +6 more
doaj   +1 more source

Prevalence of vitamin B12 insufficiency during pregnancy and its effect on offspring birthweight: a systematic review and meta-analysis. [PDF]

, 2016
Background: Vitamin B-12 and folate are micronutrients essential for normal embryogenesis. Vitamin B-12 insufficiency in pregnancy is high in certain parts of the world, such as India, and although this has been linked to low birth weight (LBW) in these ...
Rafnsson, Snorri B., Kandala, Ngianga-Bakwin, Saravanan, Ponnusamy, Yajnik, Chittaranjan, Sukumar, Nithya, Rafnsson, Snorri B, Bhopal, Raj, Yajnik, Chittaranjan S., Rafnsson, Snorri, Yajnik, Chittaranjan S   +9 more
core   +1 more source