Results 51 to 60 of about 16,901 (208)

Controllable preparation of highly active horseradish peroxidase-gold nanoparticle bionanoconjugate

open access: yes, 2012
A novel method of immobilizing horse radish peroxidase enzyme (HRP) onto the surface of gold nanoparticles (GNPs) was developed. As a result, a high-activity bionanoconjugates was obtained through utilizing the biotin-streptavidin (SA) system. The HRP-SA-
Shanshan Song   +7 more
core   +1 more source

Horseradish peroxidase-catalyzed sulfoxidation of promethazine and properties of promethazine sulfoxide. [PDF]

open access: yes, 1996
Promethazine sulfoxide was obtained with a quantitative yield in a horse radish peroxidase-catalyzed reaction of promethazine and hydrogen peroxide and was also prepared by direct chemical synthesis.
RIGOBELLO, MARIA PIA   +11 more
core   +1 more source

ANTIGENIC SIMILARITY OF DEER AND GOAT IMMUNOGLOBULIN G (IgG) [PDF]

open access: yesJournal of Veterinary and Animal Sciences, 2010
A study was conducted to find out the antigenic similarity of immunoglobulin G (IgG) of sambar deer and chital to that of goats, employing enzyme linked immunosorbant assay (EL1SA).
D. Nandana   +6 more
doaj  

Design and Proof-of-Concept Use of A Circular PMMA Platform with 16-Well Sample Capacity for Microwave - Accelerated Bioassays

open access: yesNano Biomedicine and Engineering, 2013
We demonstrate the design and the proof-of-concept use of a new, circular poly(methyl methacrylate)-based bioassay platform (PMMA platform), which affords for the rapid processing of 16 samples at once.
Muzaffer Mohammed, Kadir Aslan
doaj   +1 more source

A multimode aptasensor based on hollow gold nanoparticles and structure switching of aptamer: Fast and sensitive detection of carcinoembryonic antigen

open access: yesSensors and Actuators Reports, 2020
A fast and sensitive carcinoembryonic antigen (CEA) aptasensor with multiple detection modes was developed. It is based on hollow gold nanoparticles (HGNPs) and horse radish peroxidase (HRP) as both labels and signal amplification elements.
Qiong-Lin Wang   +5 more
doaj   +1 more source

Absorption of the Horse-radish Peroxidase in the Small Intestine of Chicken [PDF]

open access: yesActa Veterinaria Brno, 1978
Holman J.: Absorption of the Horse-radish Peroxidase in the Small Intestine of Chicken. Acta vet. Brno, 47, 1978: 3-6. Localization of the horse-radish peroxidase was studied in the epithelium and stroma of the small intestitlal villi in the chic:, aged 37 days. The enzyme (molecular weight 40.000) was injected into the ligated jejunal loop.
openaire   +1 more source

Impact of Chemotherapy on Sperm Functional Characteristics in Patients With Testicular Germ Cell Tumours

open access: yesAndrology, EarlyView.
ABSTRACT Background Testicular germ cell tumours (TGCT) are the most common malignancies among young men and represent a major threat to reproductive health. Both the disease itself and oncological treatments, particularly chemotherapy, can compromise spermatogenesis and semen quality.
Ondrej Sanovec   +18 more
wiley   +1 more source

Enzyme-MXene Nanosheets: Fabrication and Application in Electrochemical Detection of H2O2

open access: yes, 2020
Two-dimensional MXene nanosheets with vertical junction structure was employed for easy immobilization of horse radish peroxidase enzymes to fabricate the electrochemical hydrogen peroxide (H2O2) biosensor.
Cheong Ling-Zhi   +5 more
core   +1 more source

Comparison of Marking Changes in Neural Cells Detection Protocol on Superior Laryngeal Nerve in Dogs

open access: yesArmaghane Danesh Bimonthly Journal, 2009
ABESTRACT Introduction & Objective: Neuron tracing is a novel method that is used for detecting communications between cells, tracing nervous pathways, and recognizing the nuclei relating to different pathways. One of the most common tracing methods is
A Ghanbari Hassanabad   +4 more
doaj  

Selective targeting of cortactin tandem repeat acetylation by human lysine deacetylases

open access: yesThe FEBS Journal, EarlyView.
Cortactin function is regulated by acetylation at several lysine residues within its tandem repeat region. Using genetic code expansion to generate cortactin variants containing precisely defined acetylation marks, we show that HDAC6 is the primary enzyme removing these modifications, with SIRT1 and SIRT2 also acting at selected sites but with lower ...
Jan Komarek   +12 more
wiley   +1 more source

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