Results 51 to 60 of about 1,061 (244)

Comparison of JB4 plastic resin and standard paraffin methods on student performance and student perspectives in digital histology education: A randomized controlled study

open access: yesAnatomical Sciences Education, EarlyView.
Abstract This randomized controlled study compared the effectiveness of histological preparations embedded in glycol methacrylate‐based JB4 plastic resin with traditional paraffin blocks in digital histology education. A total of 297 second‐year medical students at Sivas Cumhuriyet University participated.
Zeynep Deniz Şahin İnan   +1 more
wiley   +1 more source

Photocatalytic Vanadium‐Mediated Amination of Benzene With Hydroxylamine

open access: yesChemistry – A European Journal, EarlyView.
Photochemical activation of N‐phenylphenothiazine (PPT) enables a selective direct benzene amination with hydroxylamine in the presence of various vanadium catalysts under mild reaction conditions. Spectroscopic and kinetic analyses identify a key vanadium(IV)‐hydroxylamine intermediate, elucidate the crucial roles of the acidic medium, the ...
Dana Králová   +6 more
wiley   +1 more source

Chemo‐Enzymatic Route for Covalent Cellulose Fiber Dyeing

open access: yesChemistry – A European Journal, EarlyView.
This work presents a proof of concept for a chemo‐enzymatic approach to the covalent dyeing of cotton fibers. Laccase/TEMPO oxidation introduces aldehyde groups, enabling subsequent reductive amination with amino dyes. Excellent color homogeneity and wash fastness were demonstrated using acid red 33, highlighting the robustness of the approach and its ...
Awilda Maccow   +6 more
wiley   +1 more source

Structural and Biological Insights Into Copper(I) Phosphane Complexes With Boron‐Phenylated Poly(3‐(CF3)Pyrazolyl)‐ and Poly(6‐(CF3)‐2‐pyridyl)‐Borates

open access: yesChemistry – A European Journal, EarlyView.
This study reports six new copper(I) complexes with unusual coordination and strong anticancer activity against a panel of human cancer cell lines derived from different solid tumors. The most active compounds outperform cisplatin, even in resistant cells, by inhibiting protein disulfide isomerase and inducing redox stress that triggers non‐apoptotic ...
Vo Quang Huy Phan   +9 more
wiley   +1 more source

Exposure, telomere length, and cancer risk [PDF]

open access: yes, 2014
Telomeres are tandem repeats of TTAGGG at the end of eukaryotic chromosomes. Telomeres play a key role in chromosome stability and regulation of the cellular lifespan.
Li, Huiqi
core  

Use of Gold Nanoparticles To Enhance Capillary Electrophoresis [PDF]

open access: yes, 2020
We describe here the use of gold nanoparticles to manipulate the selectivity between solutes in capillary electrophoresis. Two different gold-based nanoparticles were added to the run buffer.
A B R Mayer   +61 more
core  

Oral Squamous Cell Carcinoma‐Risk Factors, Diagnosis, Treatment, and Prevention

open access: yesCancer Nexus, EarlyView.
ABSTRACT Oral squamous cell carcinoma (OSCC) usually originates from the precancerous lesions of oral mucosa and accounts for approximately 90% of oral cancers. In‐depth understanding of pathogenesis, hallmarks, and etiological factors is a crucial prerequisite for advancing the diagnosis and treatment for OSCC patients. This review aims to present the
Liping Wang   +4 more
wiley   +1 more source

Embryonic cerebrospinal fluid pressure in fetal mice in utero: External factors pressurize the intraventricular space

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Previous experiments inducing leakage of embryonic cerebrospinal fluid (CSF) suggest the necessity of intraventricular CSF pressure (PCSF) for brain morphogenesis. Nevertheless, how embryonic PCSF occurs is unclear, especially in utero. Results Using a Landis water manometer, we measured PCSF in fetal mice isolated from the amniotic
Koichiro Tsujikawa   +2 more
wiley   +1 more source

Reduction and Acetylation of 2,4-Dinitrotoluene by a Pseudomonas aeruginosa Strain [PDF]

open access: yes, 1996
Aerobic and anoxic biotransformation of 2,4-dinitrotoluene (DNT) was examined by using a Pseudomonas aeruginosa strain isolated from a plant treating propellant manufacturing wastewater.
Freedman, David L., Noguera, Daniel R
core   +1 more source

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