Results 31 to 40 of about 20,405 (323)

Computational studies on electronic and optical properties of dopamine derivatives structure: A DFT study**

open access: yesJournal of the Mechanical Behavior of Materials, 2021
Dopamine is considered an important molecule that plays several essential roles in the human body, and herein lies the key to this paper on the electronic and optical properties of dopamine and its derivatives, such as quinone and L ...
Jabbar Mohammed L.
doaj   +1 more source

Rheology and Gelation of Hyaluronic Acid/Chitosan Coacervates

open access: yesBiomolecules, 2022
Hyaluronic acid (HA) and chitosan (CHI) are biopolyelectrolytes which are interesting for both the medical and polymer physics communities due to their biocompatibility and semi-flexibility, respectively.
A. Basak Kayitmazer   +3 more
doaj   +1 more source

Phototriggering of neuroactive amino acids from 5,6-benzocoumarinyl conjugates [PDF]

open access: yes, 2011
Uncaging of several neuroactive amino acids, namely β-alanine, tyrosine, 3,4-dihydroxyphenylalanine (DOPA) and glutamic acid from the corresponding 5,6-benzocoumarinyl conjugates was carried out by irradiation at different wavelengths and in different ...
Costa, Susana P. G.   +2 more
core   +1 more source

Constructing Optical Biosensor Based on Multienzyme System Tyrosinase/Horseradish Peroxidase [PDF]

open access: yesInternational Journal Bioautomation, 2015
By using sol-gel method, hybrid membranes were synthesized based on SiO2 and cellulose derivatives. Membranes showed good physical and mechanical properties as well as good biocompatibility.
Lyubov Yotova, Spaska Yaneva
doaj   +2 more sources

Management of L-Dopa Overdose in the Competitive Inhibition State [Expression of Concern]

open access: yesDrug, Healthcare and Patient Safety, 2020
Hinz M, Stein A, Cole T. Drug Healthc Patient Saf. 2014;6:93–99. The Editor-in-Chief and Publisher of Drug, Healthcare and Patient Safety wish to issue an Expression of Concern for the published article.
Hinz M, Stein A, Cole T
doaj  

Preconditioning of low-frequency repetitive transcranial magnetic stimulation with transcranial direct current stimulation: evidence for homeostatic plasticity in the human motor cortex [PDF]

open access: yes, 2004
Recent experimental work in animals has emphasized the importance of homeostatic plasticity as a means of stabilizing the properties of neuronal circuits. Here, we report a phenomenon that indicates a homeostatic pattern of cortical plasticity in healthy
Lang, N.   +6 more
core   +1 more source

Management of L-Dopa Overdose in the Competitive Inhibition State [Retraction]

open access: yesDrug, Healthcare and Patient Safety, 2020
Hinz M, Stein A, Cole T. Drug Healthc Patient Saf.  2014;6:93— 99. The Editor-in-chief and Publisher of Drug, Healthcare and Patient Safety wish to retract the published article.
Hinz M, Stein A, Cole T
doaj  

Visualization of Intracellular Tyrosinase Activity in vitro

open access: yesBio-Protocol, 2016
Melanocytes produce the melanin pigments in melanosomes and these organelles protect the skin against harmful ultraviolet rays. Tyrosinase is the key cuproenzyme which initiates the pigment synthesis using its substrate amino acid tyrosine or L-DOPA (L-3,
Riddhi Jani, Sudeshna Nag, Subba Setty
doaj   +1 more source

????????? ?????????????????? ????????? ????????? ?????? ??????????????? ??????????????? ?????? ???????????? ?????? [PDF]

open access: yes, 2020
Department of Chemical EngineeringLignin peroxidase is promising ingredient for skin whitening cosmetics because it is capable of oxidizing melanin with high redox potential.
Sung, Ho Joon
core  

Using an in vitro model to study oxidised protein accumulation in ageing fibroblasts [PDF]

open access: yes, 2015
© 2015 Elsevier B.V. All rights reserved. Background The accumulation of oxidised proteins in ageing cells and tissues results from an increase in oxidant damage coupled with impaired degradation of the damaged proteins.
Dunlop, RA   +2 more
core   +1 more source

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