Results 21 to 30 of about 43,493 (297)

Preparation of ZIF-8 and Its Application in Determination of Pyridoxine and Pyridoxal in Ginkgo Seeds by Ultra-Performance Liquid Chromatography

Foods, 2022
A new rapid and accurate method was developed for simultaneous determination of pyridoxine and pyridoxal in ginkgo seeds, using ultra-performance liquid chromatography (UPLC) equipped with a fluorescence detector.
Yuan Gao, Mengjia Xu, Zhe Zheng, Yiqun Wan, Shihang Wu, Chang Li   +5 more
doaj   +1 more source

Synthesis of B6 vitamin [PDF]

Hemijska Industrija, 2009
The importance of vitamin B6 has been known since its discovery in the 1940's. Chemical tests, elestrometric titration determinations, and absorption spectrum studies showed that this vitamin exists in three major chemical forms: pyridoxine (an alcohol),
Vučijak Nevena Ž., Petrović Slobodan D., Bezbradica Dejan I., Knežević-Jugović Zorica D., Mijin Dušan Ž.   +4 more
doaj   +1 more source

N-alkylated pyridoxal derivatives as negative electrolyte materials for aqueous organic flow batteries: Computational screening

, 2023
N-functionalized pyridinium frameworks derived from the three major vitamers of vitamin B6, pyridoxal, pyridoxamine and pyridoxine, have been screened computationally for consideration as negative electrode materials in aqueous organic flow batteries.
Imre, Pápai, Ádám, Madarász, Andrea, Hamza, Petri, Pihko, Anton, Nechaev, Pekka, Peljo, Flóra Boróka, Németh   +6 more
core   +1 more source

Dietary Vitamin B6 Deficiency Impairs Gut Microbiota and Host and Microbial Metabolites in Rats

Biomedicines, 2020
Vitamin B6 plays a crucial role as a cofactor in various enzymatic reactions but bacteria-produced vitamin B6 is not sufficient to meet host requirements.
Shyamchand Mayengbam, Faye Chleilat, Raylene A. Reimer   +2 more
doaj   +1 more source

SNZ3 Encodes a PLP Synthase Involved in Thiamine Synthesis in Saccharomyces cerevisiae

G3: Genes, Genomes, Genetics, 2019
Pyridoxal 5′-phosphate (the active form of vitamin B6) is a cofactor that is important for a broad number of biochemical reactions and is essential for all forms of life.
Michael D. Paxhia, Diana M. Downs
doaj   +1 more source

All-enzymatic HPLC method for determination of individual and total contents of vitamin B6 in foods

Food & Nutrition Research, 2012
Background : There is a need for a reliable and accurate method for quantification of each of the seven individual vitamin B6 compounds including pyridoxine-β-glucoside in foods.
Huong Thi Viet Do, Youhei Ide, Andrew Njagi Mugo, Toshiharu Yagi   +3 more
doaj   +1 more source

Simultaneous Determination of Underivatized Vitamin B1 and B6 in Whole Blood by Reversed Phase Ultra High Performance Liquid Chromatography Tandem Mass Spectrometry. [PDF]

PLoS ONE, 2015
Vitamin B1 (thiamine-diphosphate) and B6 (pyridoxal-5'phosphate) are micronutrients. Analysis of these micronutrients is important to diagnose potential deficiency which often occurs in elderly people due to malnutrition, in severe alcoholism and in ...
Johan Puts, Monique de Groot, Martin Haex, Bernadette Jakobs   +3 more
doaj   +1 more source

Enzyme-Independent Interaction of Pyridoxal-5’-Phosphate with Cysteine

, 2022
Pyridoxal-5′-phosphate (PLP), commonly known as Vitamin B6, is a versatile co-factor that assists in different types of enzymatic reactions. PLP has also been reported to react with substrates and catalyze some of these reactions independent of enzymes ...
Vijay, Krishna, Cindy, Chen, Prajakatta, Mulay   +2 more
core   +1 more source

Pyridoxal and Salicylaldehyde Derivatives: Synthesis, Characterization, and Antifungal Potential Against Opportunistic Yeast Pathogens

Molecules
This study reports the synthesis, characterization, and antifungal evaluation of a series of pyridoxal and salicylaldehyde derivatives, using synthetic methodologies such as radical cyclizations and click chemistry. Compounds 6a and 6b, featuring a fused
Jairo Camacho, Carlos A. Bejarano, John E. Diaz, Yerly Vargas-Casanova, Silvia Katherine Carvajal, Valentina Diaz Santoyo, Claudia M. Parra-Giraldo, Alix E. Loaiza   +7 more
doaj   +1 more source

Dietary Reference Values for vitamin B6

EFSA Journal, 2016
Following a request from the European Commission, the EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) derives Dietary Reference Values (DRVs) for vitamin B6. The Panel considers that plasma pyridoxal 5′‐phosphate (PLP) concentration is the
EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA)
doaj   +1 more source