Results 21 to 30 of about 5,196,013 (375)

Dietary glutamic acid and aspartic acid as biomarkers for predicting diabetic retinopathy

open access: yesScientific Reports, 2021
The screening rate of diabetic retinopathy (DR) is low despite the importance of early diagnosis. We investigated the predictive value of dietary glutamic acid and aspartic acid for diagnosis of DR using the Korea National Diabetes Program cohort study ...
So Young Park   +7 more
doaj   +1 more source

Antagonizing Effects of Aspartic Acid against Ultraviolet A-Induced Downregulation of the Stemness of Human Adipose Tissue-Derived Mesenchymal Stem Cells. [PDF]

open access: yesPLoS ONE, 2015
Ultraviolet A (UVA) irradiation is responsible for a variety of changes in cell biology. The purpose of this study was to investigate effects of aspartic acid on UVA irradiation-induced damages in the stemness properties of human adipose tissue-derived ...
Kwangseon Jung   +8 more
doaj   +1 more source

Insight into the Substrate Specificity of Lactobacillus paracasei Aspartate Ammonia-Lyase

open access: yesFermentation, 2023
Aspartate ammonia-lyase (AAL) catalyzes the reversible conversion reactions of aspartate to fumaric acid and ammonia. In this work, Lactobacillus paracasei LpAAL gene was heterologously expressed in Escherichia coli.
Yi-Hao Huang   +4 more
doaj   +1 more source

Detection of L-Aspartic Acid with Ag-Doped ZnO Nanosheets Using Differential Pulse Voltammetry

open access: yesBiosensors, 2022
Here, a sensitive voltametric electrochemical sensor probe was fabricated to reliably trace the detection of L-aspartic acid in phosphate-buffered medium using a glassy carbon electrode (GCE) layered with a film of wet-chemically prepared Ag2O-doped ZnO ...
Md Mahmud Alam   +3 more
doaj   +1 more source

Building the uracil skeleton in primitive ponds at the origins of life: carbamoylation of aspartic acid. [PDF]

open access: yesSci Rep, 2022
A large set of nucleobases and amino acids is found in meteorites, implying that several chemical reservoirs are present in the solar system. The “geochemical continuity” hypothesis explores how protometabolic paths developed from so-called “bricks” in ...
Ter-Ovanessian LMP   +2 more
europepmc   +2 more sources

Designing and In Vitro Characterization of pH-Sensitive Aspartic Acid-Graft-Poly(Acrylic Acid) Hydrogels as Controlled Drug Carriers

open access: yesGels, 2022
Acetaminophen is an odorless and white crystalline powder drug, used in the management of fever, pain, and headache. The half-life of acetaminophen is very short; thus, multiple intakes of acetaminophen are needed in a day to maintain a constant ...
Muhammad Suhail   +6 more
doaj   +1 more source

aspartic acid

open access: yesCatalysis from A to Z, 2020
A non-essential amino acid in humans, Aspartic Acid has an overall negative charge and plays an important role in the synthesis of other amino acids and in the citric acid and urea cycles.
B. Cornils
semanticscholar   +1 more source

Thermal Deformations of Crystal Structures in the L-Aspartic Acid/L-Glutamic Acid System and DL-Aspartic Acid

open access: yesCrystals, 2021
The method of temperature-resolved powder X-ray diffraction (TRPXRD) was used to determine the elevated temperature behavior of L-aspartic acid (L-asp), DL-aspartic acid (DL-asp), L-glutamic acid (L-glu), and an L-asp0.25,L-glu0.75 solid solution.
Roman Sadovnichii   +2 more
doaj   +1 more source

Specific Adsorption of Aspartic Acid on Iron (III) and Nickel (II) Oxides

open access: yesEurasian Chemico-Technological Journal, 2012
The dependences of zeta - potential and adsorption of aspartic acid on NiO and Fe2O3 oxideswere investigated as a function of aspartic acid concentration, pH and adsorption time using microelectrophoresis and potentiometric titration methods. Shifting of
I. B. Dmitrieva   +3 more
doaj   +1 more source

Isolation and functional verification of an aspartate aminotransferase gene from Neoporphyra haitanensis

open access: yesBMC Plant Biology, 2023
Background Neoporphyra haitanensis is a commercial laver species in China. Aspartic acid is an important flavor amino acid, and aspartate aminotransferase (AAT) is a crucial enzyme in its biosynthesis.
Shuang Li   +3 more
doaj   +1 more source

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