Results 111 to 120 of about 346,502 (202)

4-Mercapto-phenylboronic Acid Functionalized Quartz Crystal Microbalances Sensor for the Determination of Sialic Acid

open access: yes, 2012
A novel gold-coated quartz crystal microbalance(QCM) sensor functionalized by 4-mercapto-phenylboronic acid(MPBA) was fabricated for monitoring of sialic acid. The surface property of QCM sensor was characterized by scanning electron microscope.
Chen Lang-Xing   +5 more
core   +1 more source

Corn straw-saccharification fiber improved the reproductive performance of sows in the late gestation and lactation via lipid metabolism

open access: yesFrontiers in Nutrition
With the development of animal husbandry, the shortage of animal feedstuffs has become serious. Dietary fiber plays a crucial role in regulating animal health and production performance. The aim of this study was to investigate the effects of three kinds
Mengjie Liu   +13 more
doaj   +1 more source

The Fluorometric Measurements of 4-Pyridoxic Acid in Normal Urine. [PDF]

open access: yesActa Chemica Scandinavica, 1951
Poul Møller   +4 more
openaire   +1 more source

The bioavailability of vitamin B₆ from selected foods as measured by urinary 4-pyridoxic acid in men saturated with pyridoxine

open access: yes
The bioavailability of vitamin B₆ in four selected foods (bananas, filberts, soybeans and beef) was determined in five men, aged 22 to 25 years, who were saturated with pyridoxine.
Lozano de Gonzalez, Patricia
core  

Pyridoxiz Acid Excretion During Low Vitamin BH-6 Intake, Total Fasting, and Bed Rest

open access: yes, 1995
Vitamin B-6 metabolism in 10 volunteers during 21 d of total fasting was compared with results from 10 men consuming a diet low only in vitamin B-6 (1.76 mumol/d) and with men consuming a normal diet during bed rest.
Townsend, Douglas W, Coburn, Stephen P.
core  

Improper Supplementation Habits of Folic Acid Intake by Hungarian Pregnant Women: Improper Recommendations [PDF]

open access: yes, 2008
Background: Neural tube defects (NTDs) are some of the most common congenital anomalies. Proper folic acid supplementation is a dominant risk factor, which has been shown to decrease the incidence of NTDs.
Constantin, Tamás   +7 more
core  

3-Carboxyanilinium 3-carboxy-4-hydroxybenzenesulfonate: the 1:1 proton-transfer compound of 5-sulfosalicylic acid with 3-aminobenzoic acid

open access: yes, 2005
The crystal structure of the anhydrous 1:1 proton-transfer compound of 5-sulfosalicylic acid (3-carboxy-4-hydroxybenzenesulfonic acid) with 3-aminobenzoic acid, C7H8NO2+·C7H5O6S-, shows heteromeric cyclic R22(8) carboxylic acid dimers formed through ...
Smith, Graham
core   +1 more source

Metabolomics analysis of serum and urine in type 1 diabetes patients with different time in range derived from continuous glucose monitoring

open access: yesDiabetology & Metabolic Syndrome
Background Time in range (TIR), as an important glycemic variability (GV) index, is clearly associated with disease complications in type 1 diabetes (T1D). Metabolic dysregulation is also involved in the risks of T1D complications.
Liyuan Ma   +5 more
doaj   +1 more source

Intra- and intermolecular proton transfer in 2,6-diaminopyridinium 4-hydroxypyridin-1-ium-2,6-dicarboxylate

open access: yes, 2012
Chelidamic acid (4-hydroxypyridine-2,6-dicarboxylic acid) and 2,6-diaminopyridine react to form the title salt, C5H8N3+·C7H4NO5-; there are two formula units in the asymmetric unit.
Bolte, Michael   +3 more
core   +1 more source

Dietary Supplementation of Concentrate Improves Lactation Performance and Immune Function in Grazing Lactating Yaks Through Changes in Rumen Microbial Population and Metabolites

open access: yesMicroorganisms
Grazing yaks often face protein deficiency due to low-quality pasture, which limits milk production. This study aimed to investigate the effects of varying protein levels in concentrate supplementation on lactational performance, immune function, and ...
Lu Sun   +6 more
doaj   +1 more source

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