Results 101 to 110 of about 394,077 (382)

Association of Quality of Life with Serum Phenylalanine Level and Socioeconomic Status in Patients with Phenylketonuria: A Review [PDF]

open access: yesInternational Journal of Nutrition Sciences, 2019
Phenylketonuria or PKU has an important place in medical history as the first congenital metabolic disorder. It is a genetic defect in the phenylalanine hydroxylase enzyme existing in the liver and kidneys which is responsible for the conversion of ...
Fatemeh Fooladi   +2 more
doaj   +1 more source

Metabolomics application in maternal-fetal medicine [PDF]

open access: yes, 2013
Metabolomics in maternal-fetal medicine is still an "embryonic" science. However, there is already an increasing interest in metabolome of normal and complicated pregnancies, and neonatal outcomes. Tissues used for metabolomics interrogations of pregnant
Atzori, L   +4 more
core   +4 more sources

Effect of glucagon on phenylalanine metabolism and phenylalanine-degrading enzymes in the rat [PDF]

open access: yesBiochemical Journal, 1974
Glucagon administered subcutaneously to rats for 10 days had no significant effect on liver phenylalanine hydroxylase activity, but induced liver dihydropteridine reductase more than twofold. In rats administered a phenylalanine load orally, glucagon treatment stimulated oxidation and depressed urinary phenylalanine excretion. These responses could not
Larry M. Brand, Alfred E. Harper
openaire   +3 more sources

Advanced Cellulose‐Based Gels for Wearable Physiological Monitoring: From Fiber Modification to Application Optimization

open access: yesAdvanced Functional Materials, EarlyView.
This review discusses cellulose‐based hydrogels technology, analyzes their application progress in physiological signal monitoring, and explores the effects of pretreatment, crosslinking, and molding methods on gel performance, to provide valuable insights into the efficient utilization of plant fibers and the environmentally friendly development of ...
Zhiming Wang   +8 more
wiley   +1 more source

Amino acid-incorporated polymer network by thiol-ene polymerization

open access: yeseXPRESS Polymer Letters, 2015
Triallyl L-alanine (A3A) and triallyl L-phenylalanine (A3F) were synthesized by reactions of L-alanine and L-phenylalanine with allyl bromide in the presence of sodium hydroxide, respectively.
R. Yokose   +3 more
doaj   +1 more source

Recent advances in the synthesis and application of fluorescent α-amino acids [PDF]

open access: yes, 2016
Fluorescence spectroscopy has become a powerful technique for probing a range of complex biological processes including enzyme mechanisms and protein-protein interactions. While the application of this technique uses a number of strategies, many of these
Harkiss, Alexander, Sutherland, Andrew
core   +1 more source

Rapid Deep Vat Printing Using Photoclickable Collagen‐Based Bioresins

open access: yesAdvanced Healthcare Materials, EarlyView.
Collagen‐based resin formulations based on thiol‐ene photoclick chemistry are demonstrated. These resins enable easy handleability under neutral conditions and further allow facile fabrication of multicellular tissue constructs via tomographic or FLight printing.
Michael Winkelbauer   +8 more
wiley   +1 more source

Review

open access: yes, 2020
The chalcogen elements oxygen, sulfur, and selenium are essential constituents of side chain functions of natural amino acids. Conversely, no structural and biological function has been discovered so far for the heavier and more metallic tellurium ...
Moroder, L., Musiol, H.
core   +1 more source

Molecular Mechanisms of Extracellular Vesicle Biogenesis and Their Impact on the Design of Custom EVs

open access: yesAdvanced Healthcare Materials, EarlyView.
Extracellular vesicles (EVs) are pivotal mediators of intercellular communication and disease, yet the fundamental mechanisms controlling their biogenesis and cargo selection remain unclear. This limitation hinders their diagnostic utility and therapeutic development.
Luís Carvalho Ferraz   +2 more
wiley   +1 more source

Multienzyme (3‐in‐1)‐Mimicking a Single Nucleobase‐Derived Bionanozyme for Versatile Environmental and Biomedical Applications

open access: yesAdvanced Healthcare Materials, EarlyView.
This study reports the development of bioinspired 2D crystalline Bionanozyme derived from a single nucleobase. It effectively mimics multienzyme activity to detect and remove phenolic pollutants, identify disease biomarkers with high sensitivity, and protect cells from oxidative stress.
Subrat Vishwakarma   +8 more
wiley   +1 more source

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