Results 11 to 20 of about 174,740 (166)

Methylmalonic Acid and Homocysteine as Indicators of Vitamin B-12 Deficiency in Cancer. [PDF]

PLoS ONE, 2016
Normal or high serum vitamin B-12 levels can sometimes be seen in a B-12 deficient state, and can therefore be misleading. High levels of Methymalonic Acid (MMA) and Homocysteine (HC) have been identified as better indicators of B-12 deficiency than the ...
Pankaj Vashi, Persis Edwin, Brenten Popiel, Carolyn Lammersfeld, Digant Gupta   +4 more
doaj   +1 more source

Prevalence of vitamin B deficiency among metformin-treated type 2 diabetic patients in a tertiary institution, South-South Nigeria

SAGE Open Medicine, 2019
Background: The risk of chronic metformin pharmacotherapy to cause vitamin B 12 deficiency and its associated medical complications has been of immense concern among diabetic patients.
Sampson Omagbemi Owhin, Tomisin Mathew Adaja, Olumuyiwa John Fasipe, Peter Ehizokhale Akhideno, Olufunto Olufela Kalejaiye, Michael Olufemi Kehinde   +5 more
doaj   +1 more source

The Role of Vitamin B in the Management and Optimization of Treatment in Patients With Degenerative Cervical Myelopathy

Global Spine Journal, 2019
Study Design: Narrative review. Objectives: To discuss the relationship between degenerative cervical myelopathy (DCM) and vitamin B 12 deficiency. Specifically, it is the aim to outline the rational for future research into assessment and therapeutic ...
Aria Nouri MD, MSc, Kishan Patel BA, Julio Montejo BA, Rani Nasser MD, David A. Gimbel MD, Daniel M. Sciubba MD, Joseph S. Cheng MD, MS, FAANS, FACS   +6 more
doaj   +1 more source

Vitamin D and Parathyroid Hormone during Growth Hormone Treatment

Children, 2022
Background. There is some controversy concerning a potential interaction between vitamin D and PTH and the GH/IGF-1 axis. The goal of this study is to assess vitamin D and PTH status in children with GH deficiency at diagnostic and during treatment with ...
Teodoro Durá-Travé, Fidel Gallinas-Victoriano   +1 more
doaj   +1 more source

Metabolomic analysis reveals extended metabolic consequences of marginal vitamin B-6 deficiency in healthy human subjects. [PDF]

PLoS ONE, 2013
Marginal deficiency of vitamin B-6 is common among segments of the population worldwide. Because pyridoxal 5'-phosphate (PLP) serves as a coenzyme in the metabolism of amino acids, carbohydrates, organic acids, and neurotransmitters, as well as in ...
Jesse F Gregory, Youngja Park, Yvonne Lamers, Nirmalya Bandyopadhyay, Yueh-Yun Chi, Kichen Lee, Steven Kim, Vanessa da Silva, Nikolas Hove, Sanjay Ranka, Tamer Kahveci, Keith E Muller, Robert D Stevens, Christopher B Newgard, Peter W Stacpoole, Dean P Jones   +15 more
doaj   +1 more source

Genetic features of sensitivity to vitamin D and prevalence of vitamin D deficiency among outpatients [PDF]

РМЖ. Мать и дитя, 2018
Genetic features of sensitivity to vitamin D and prevalence  of vitamin D deficiency among outpatients A.Yu. Poluektova1, E.Yu. Martynova2, I.R. Fatkhutdinov3, T.Yu. Demidova3, Yu.E.
A.Yu. Poluektova, E.Yu. Martynova, I.R. Fatkhutdinov, T.Yu. Demidova, Yu.E. Poteshkin   +4 more
doaj  

Association Between Vitamin Deficiencies and Ophthalmological Conditions

Clinical Ophthalmology, 2023
Austin Pereira,1 R Damilola Adekunle,2,* Michele Zaman,3,* Michael J Wan1 1University of Toronto Department of Ophthalmology & Vision Sciences, Toronto, Ontario, Canada; 2Faculty of Medicine, Memorial University of Newfoundland, St.
Pereira A, Adekunle RD, Zaman M, Wan MJ
doaj  

Relationships between low serum vitamin D levels and HBV “a” determinant mutations in chronic hepatitis B patients

Journal of Infection in Developing Countries, 2016
Introduction: Vitamin D is significantly associated with virus replication in chronic hepatitis B virus (HBV) infection. However, the relationship between low serum vitamin D levels and HBV “a” determinant mutations remains unknown. Methodology: A total
Huijuan Zhu, Xingxiang Liu, Yi Ding, Hui Zhou, Yiying Wang, Zhiwei Zhou, Xinxin Li, Zengli Zhang, Chen Dong   +8 more
doaj   +1 more source

Sub-optimal vitamin B-12 levels among ART-naïve HIV-positive individuals in an urban cohort in Uganda.

PLoS ONE, 2012
Malnutrition is common among HIV-infected individuals and is often accompanied by low serum levels of micronutrients. Vitamin B-12 deficiency has been associated with various factors including faster HIV disease progression and CD4 depletion in resource ...
Aggrey S Semeere, Damalie Nakanjako, Henry Ddungu, Andrew Kambugu, Yukari C Manabe, Robert Colebunders   +5 more
doaj   +1 more source

Does Vitamin D Deficiency Increase the Risk of Autism Spectrum Disorder? Linking Evidence with Theory—A Narrative Review

Psychiatry International
Introduction: Vitamin D plays a crucial role in brain health by providing antioxidant, anti-inflammatory, and neuroprotective benefits. It regulates neurotransmitters and neurotrophins that are essential for the development, maintenance, and functioning ...
Sadia Sultan, Noor Alhejin, Raed Serafi, Manar Abu Alrahi, Gehad Afifi, Layan Al-Adawi, Mohammed Serafi, Nada El Madhoun   +7 more
doaj   +1 more source