Results 21 to 30 of about 11,930 (298)

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

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  

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

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

Principles of personalized medicine and modern pharmaceutical technologies to optimize levodopa therapy of Parkinson's disease

open access: yesАнналы клинической и экспериментальной неврологии, 2021
Levodopa (3-hydroxy-L-tyrosine, the levorotatory isomerof 3,4-dihydroxyphenylalanine) is a biological precursor of the neurotransmitter dopamine and has been the "gold standard" in the treatment of Parkinsons disease for over 50 years. The widespread use
Denis А. Abaimov   +6 more
doaj   +1 more source

Role of l-3,4-Dihydroxyphenylalanine in Mussel Adhesive Proteins

open access: yes, 2016
Role of l-3,4-Dihydroxyphenylalanine in Mussel Adhesive ...
Jungyeon Hwang (1413049)   +2 more
core   +1 more source

Mussel-Inspired Catechol-Functionalized Hydrogels and Their Medical Applications

open access: yesMolecules, 2019
Mussel adhesive proteins (MAPs) have a unique ability to firmly adhere to different surfaces in aqueous environments via the special amino acid, 3,4-dihydroxyphenylalanine (DOPA).
Wei-Yan Quan   +7 more
doaj   +1 more source

Oxidation of peptidyl 3,4-Dihydroxyphenylalanine analogues: Implications for the biosynthesis of tunichromes and related oligopeptides

open access: yes, 1991
The o-diphenolic amino acid l-3,4-dihydroxyphenylalanine (dopa), the enamine α, β-dehydro-3,4-dihydroxyphenylalanine (Δ-dopa), and/or hydroxylated derivatives thereof, are integrated into the primary sequence of many scleroproteins and polyphenolic ...
Taylor S.W.   +3 more
core   +1 more source

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