Results 11 to 20 of about 203,869 (259)

Quantitative 1H Nuclear Magnetic Resonance (qNMR) of Aromatic Amino Acids for Protein Quantification [PDF]

open access: yesMethods and Protocols, 2023
Hydrolysis of protein samples into amino acids facilitates the use of NMR spectroscopy for protein and peptide quantification. Different conditions have been tested for quantifying aromatic amino acids and proteins.
Teodor Tchipilov   +2 more
doaj   +2 more sources

The relationship between the intake of branched-chain and aromatic amino acids and individuals' sleep quality based on body mass index, gender, and age [PDF]

open access: yesJournal of Health, Population and Nutrition, 2023
Sleep disorder is a relatively common problem that causes chronic conditions such as obesity, diabetes, and cardiovascular diseases. It is believed that diet regulates sleep.
Sahar Noori   +6 more
doaj   +2 more sources

Direct synthesis of α-thio aromatic acids from aromatic amino acids [PDF]

open access: yesTetrahedron Letters, 2018
Modified amino acids are useful synthetic components in both chemistry and biology. Here we describe a simple, scalable two-step procedure to generate α-thio aromatic acids from aromatic amino acids with yields of up to 96%. Diazotization and α-lactone mediated bromination efficiently form the α-bromo acid with retention of configuration.
Eric R Samuels, Irina F Sevrioukova
exaly   +3 more sources

Evaluation of aromatic amino acids as potential biomarkers in breast cancer by Raman spectroscopy analysis [PDF]

open access: yesScientific Reports, 2021
The scope of the work undertaken in this paper was to explore the feasibility and reliability of using the Raman signature of aromatic amino acids as a marker in the detection of the presence of breast cancer and perhaps, even the prediction of cancer ...
Shaymus Contorno   +2 more
doaj   +2 more sources

Aromatic Amino Acids: Exploring Microalgae as a Potential Biofactory [PDF]

open access: yesBioTech
In recent times, microalgae have emerged as powerful hosts for biotechnological applications, ranging from the production of lipids and specialized metabolites (SMs) of pharmaceutical interest to biofuels, nutraceutical supplements, and more.
Archana Niraula   +4 more
doaj   +2 more sources

Synthesis of aromatic amino acids from 2G lignocellulosic substrates [PDF]

open access: yesMicrobial Biotechnology, 2021
Summary Pseudomonas putida is a highly solvent‐resistant microorganism and useful chassis for the production of value‐added compounds from lignocellulosic residues, in particular aromatic compounds that are made from phenylalanine.
Patricia Godoy   +4 more
doaj   +2 more sources

The Biotransformation of Aromatic Amino Acids by Phoma macrostoma [PDF]

open access: yesNatural Product Communications, 2010
A search for natural products produced in fermentation cultures of a strain of Phoma macrostoma led to the identification of tyrosol as the major metabolite produced by this organism.
Yevgeniya Tyagunova, John L. Sorensen
doaj   +3 more sources

Towards SERS-based multiplexed monitoring of protease activity using non-natural aromatic amino acids [PDF]

open access: yesEPJ Web of Conferences, 2020
Surface Enhanced Raman Spectroscopy (SERS) allows sensitive and selective detection of protease activity by monitoring the cleavage of specific peptide substrates. Furthermore, it offers the possibility for multiplexing, during which the activity of two (
Turk Nina   +4 more
doaj   +1 more source

Aromatic amino acid activation of signaling pathways in bone marrow mesenchymal stem cells depends on oxygen tension. [PDF]

open access: yesPLoS ONE, 2014
The physiologic oxygen pressures inside the bone marrow environment are much lower than what is present in the peripheral circulation, ranging from 1-7%, compared to values as high as 10-13% in the arteries, lungs and liver.
Mona El Refaey   +10 more
doaj   +1 more source

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