Results 111 to 120 of about 13,429,421 (274)

Corrosion Inhibition Effect of Histidine and Its Derivatives Self-Assembled Films Formed of 304 Stainless Steel

open access: yesInternational Journal of Electrochemical Science, 2016
The histidine and its derivatives self-assembled (SA) films were prepared on the 304 stainless steel (SS) surface. EIS and potentiodynamic polarization curves measurements proved that these SA films could effectively protect SS against corrosion in 3.5 ...
Zhe Zhang   +6 more
doaj   +1 more source

Functional mimics of copper enzymes. Synthesis and stereochemical properties of the copper(II) complexes of a trinucleating ligand derived from L-histidine

open access: yes, 1999
The ligand piperazine-1,4-bis[4-(N-(1-acetoxy-3-(1-methyl-1H-imidazol-4-yl))-2-propyl)-N-(1-methyl-1H-imidazol-2-ylmethyl)aminobutyl] (PHI) was synthesized by a multistep procedure starting from N-T-methyl-L-histidine, piperazine-l,4-bis[4-(4-oxo-4 ...
Luigi Casella   +13 more
core   +1 more source

Harnessing Phase Separation for the Development of High‐Performance Hydrogels

open access: yesAdvanced Science, EarlyView.
ABSTRACT Hydrogels are indispensable for the development of next‐generation bioelectronics, soft robotics, and biomedical devices, where their mechanical properties determine performance and reliability. Among strategies to enhance hydrogel mechanics, phase separation enables controlled heterogeneity resulting in gel networks that are reinforced by ...
Yue Shao   +3 more
wiley   +1 more source

Effect of histidine and L-Tyrosine supplementation in maturation medium on in-vitro developmental outcomes of buffalo oocytes

open access: yesBMC Veterinary Research
The present study was designed to investigate the effects of amino acid (histidine and L-Tyrosine) on in vitro maturation (IVM), in vitro fertilization (IVF), cleavage (CR) rates, and in vitro embryonic cultivation (IVC; Morula and Blastocyst stage) in ...
Eman M. Abu El-Naga   +3 more
doaj   +1 more source

Carnosinases, Their Substrates and Diseases

open access: yesMolecules, 2014
Carnosinases are Xaa-His dipeptidases that play diverse functions throughout all kingdoms of life. Human isoforms of carnosinase (CN1 and CN2) under appropriate conditions catalyze the hydrolysis of the dipeptides carnosine (β-alanyl-L-histidine) and ...
Francesco Bellia   +2 more
doaj   +1 more source

Co-localization of Histamine and eGFP in the Central Nervous System from pHdc-5’-UTR-eGFP Transformants of Drosophila melanogaster [PDF]

open access: yes, 2009
Histamine is a biogenic amine synthesized by the enzyme histidine decarboxylase (Hdc) and used as a neurotransmitter in the central nervous system of Drosophila melanogaster.
Ervin, Wendi-Jo L.
core  

Nanomaterials for Allergy Diagnosis and Treatment: Advances, Opportunities and Translational Challenges

open access: yesAdvanced Science, EarlyView.
Nanomaterials offer dual applications in allergy management. For diagnosis, nanomaterials enhance analytical sensitivity and improve detection in specific IgE and functional assays such as the basophil activation test (BAT). For allergen‐specific immunotherapy, nanomaterials enable allergen masking and controlled release, and effectively modulate the ...
Madiha Habib   +8 more
wiley   +1 more source

Synthesis and polymerisation of maleolyl-L-histidine monomers and addition of histidine to an ethylene-alt-maleic co-polymer

open access: yes, 2012
This work has investigated two routes of synthesising polymers containing L-histidine using maleimide chemistry; grafting of histidine onto an ethylene-alt-maleic anhydride copolymer and AIBN (azobisisobutyronitrile) initiated radical polymerisation of ...
Trojer, M.A.   +9 more
core   +1 more source

Vascularized Liver‐on‐a‐Microsphere Reveals Alanine‐Glucose Metabolism‐Driven Regulation of Liver Function and Injury

open access: yesAdvanced Science, EarlyView.
A vascularized liver‐on‐a‐microsphere system is developed to recreate lobule‐like cellular organization and endothelial barrier function within compartmentalized hydrogel particles. The platform enhances hepatic performance and reveals alanine‐glucose cycle activation linked to improved detoxification capacity, offering a high‐throughput microscale ...
Jingyang Li   +9 more
wiley   +1 more source

ClC transporter activity modulates histidine catabolism in Lactobacillus reuteri by altering intracellular pH and membrane potential

open access: yesMicrobial Cell Factories, 2019
Background Histamine is a key mediator of the anti-inflammatory activity conferred by the probiotic organism Lactobacillus reuteri ATCC PTA 6475 in animal models of colitis and colorectal cancer. In L.
Anne E. Hall   +4 more
doaj   +1 more source

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