Measures of B6 status are categorized as direct biomarkers and as functional biomarkers.
Direct biomarkers measure B6 vitamers in plasma/serum, urine and erythrocytes, and …

Vitamin B6 is a cofactor for approximately 150 reactions that regulate the metabolism of
glucose, lipids, amino acids, DNA, and neurotransmitters. In addition, it plays the role of …

Summary of key recommendations The clinical picture is the most important factor in
assessing the significance of test results assessing cobalamin status because there is no …

Folates belong to the vitamin B group and are involved in a large number of biochemical
processes, particularly in the metabolism of homocysteine. Dietary or genetically determined …

Background No large-scale, population-based study has considered the descriptive
epidemiology of vitamin B-6 status with use of plasma pyridoxal 5′-phosphate (PLP), the …

Low iron (Fe) stores may influence absorption or transport of divalent metals in blood. To
obtain more knowledge about such associations, the divalent metal ions cadmium (Cd) …

The water‐soluble vitamins B6, B12 and C play important roles in maternal health as well as
fetal development and physiology during gestation. This systematic review evaluates the …

The long-term use of prescription and over-the-counter drugs can induce subclinical and
clinically relevant micronutrient deficiencies, which may develop gradually over months or …

Vitamin B6 is a designation for the six vitamers pyridoxal, pyridoxine, pyridoxamine,
pyridoxal 5′-phosphate (PLP), pyridoxine 5′-phosphate, and pyridoxamine. PLP, being …

Introduction 2.1. Role of PLP-dependent enzymes in brain function 2.2. Supply of PLP to the
enzymes that require it as a cofactor. 3. Reasons and consequences of PLP deficiency 3.1 …