Results 61 to 70 of about 394,077 (382)

Erythrocytes as Carriers of Therapeutic Enzymes. [PDF]

open access: yes, 2020
Therapeutic enzymes are administered for the treatment of a wide variety of diseases. They exert their effects through binding with a high affinity and specificity to disease-causing substrates to catalyze their conversion to a non-noxious product, to ...
Bax, BE
core   +1 more source

O aleitamento materno no tratamento de crianças com fenilcetonúria Breastfeeding in the treatment of children with phenylketonuria

open access: yesJornal de Pediatria, 2007
OBJETIVO: Avaliar o efeito do leite materno como fonte de fenilalanina (phe) nos níveis sangüíneos desse aminoácido e no crescimento de fenilcetonúricos.
Viviane C. Kanufre   +6 more
doaj   +1 more source

New Amino Acid-Based Thiosemicarbazones and Hydrazones: Synthesis and Evaluation as Fluorimetric Chemosensors in Aqueous Mixtures

open access: yesMolecules, 2023
Bearing in mind the interest in the development and application of amino acids/peptides as bioinspired systems for sensing, a series of new phenylalanine derivatives bearing thiosemicarbazone and hydrazone units at the side chain were synthesised and ...
Cátia I. C. Esteves   +2 more
doaj   +1 more source

Increased amino acid turnover and myofibrillar protein breakdown in advanced cancer are associated with muscle weakness and impaired physical function [PDF]

open access: yes, 2018
Muscle wasting in cancer negatively affects physical function and quality of life. This study investigates amino acid metabolism and the association with muscle mass and function in patients with cancer.In 16 patients with advanced cancer undergoing ...
Deutz, Nicolaas E P   +3 more
core   +1 more source

Phenylalanine iminoboronates as new phenylalanine hydroxylase modulators

open access: yesRSC Adv., 2014
Herein we report the discovery of new modulators of human phenylalanine hydroxylase (hPAH) inspired by the structure of its substrate and regulatorl-phenylalanine.
Rita C. Guedes   +7 more
openaire   +2 more sources

Pretreatment cognitive and neural differences between sapropterin dihydrochloride responders and non-responders with phenylketonuria [PDF]

open access: yes, 2017
Sapropterin dihydrochloride (BH4) reduces phenylalanine (Phe) levels and improves white matter integrity in a subset of individuals with phenylketonuria (PKU) known as “responders.” Although prior research has identified biochemical and genotypic ...
Christ, Shawn E   +5 more
core   +4 more sources

Nonradiative Relaxation Mechanisms of UV Excited Phenylalanine Residues: A Comparative Computational Study

open access: yesMolecules, 2017
The present work is directed toward understanding the mechanisms of excited state deactivation in three neutral model peptides containing the phenylalanine residue. The excited state dynamics of theγL(g+)folded form of N-acetylphenylalaninylamide (NAPA B)
Momir Mališ, Nađa Došlić
doaj   +1 more source

Comparison of Phenolic Compounds, Carotenoids, Amino Acid Composition, In Vitro Antioxidant and Anti-Diabetic Activities in the Leaves of Seven Cowpea (Vigna unguiculata) Cultivars

open access: yesFoods, 2020
Cowpea is a well-known nutrition rich African leafy vegetable that has potential to sustain food and nutrition insecurity in sub-Saharan Africa. Consumption of cowpea legumes is associated with reduced risk of type 2 diabetes mellitus.
Mapula R. Moloto   +4 more
doaj   +1 more source

Sites of Biosynthesis of Outer and Inner Membrane Proteins of Neurospora crassa Mitochondria [PDF]

open access: yes, 1970
Outer and inner membranes of Neurospora crassa mitochondria were separated by the combined swelling, shrinking, sonication procedure. Membranes were characterized by electron microscopy and by marker enzyme activities.
Aasen A. J.   +14 more
core   +1 more source

Thermostable neutral metalloprotease from Geobacillus sp. EA1 does not share thermolysin's preference for substrates with leucine at the P1′ position

open access: yesFEBS Letters, EarlyView.
Knowing how proteases recognise preferred substrates facilitates matching proteases to applications. The S1′ pocket of protease EA1 directs cleavage to the N‐terminal side of hydrophobic residues, particularly leucine. The S1′ pocket of thermolysin differs from EA's at only one position (leucine in place of phenylalanine), which decreases cleavage ...
Grant R. Broomfield   +3 more
wiley   +1 more source

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