Results 1 to 10 of about 2,148,890 (355)

HPTLC assay of nicotine and cotinine in biological samples [PDF]

Journal of Mind and Medical Sciences, 2018
This study presents the development of a simple high-performance thin layer chromatography (HPTLC) method for the determination of nicotine and its metabolite cotinine in human plasma and urine. The following mobile phases: methanol: ammonia (100:1.5, v:
Ana Maria Vlasceanu, Daniela Luiza Baconi, Anne Marie Ciobanu, Vlad D. Constantin, Liana Pleș, Cristian Balalau, Miriana Stan   +6 more
doaj   +4 more sources

A weakly supervised framework for automated biological assay assessment [PDF]

Virus Research
The quantification of biological assays, such as plaque and microbial assays is essential in virology and microbiology research. However, low-contrast images of stain-free samples are difficult to segment accurately and manual labeling is time-consuming.
Hongru Jiang, Qianyu Guo, Xiao Zhi, Heng Li, Yao Chen   +4 more
doaj   +2 more sources

Comprehensive Evaluation of the Quality of Tripterygium Glycosides Tablets Based on Multi-Component Quantification Combined with an In Vitro Biological Assay. [PDF]

Molecules, 2022
Wang Y, Dai Z, Yan J, Wu X, Ma S.
europepmc   +3 more sources

Microemulsion based on methyl 3,4,5-trihydroxybenzoate for the topical treatment of cutaneous leishmaniasis: an in vivo assay [PDF]

Acta Amazonica, 2023
Cutaneous leishmaniasis, caused by protozoa of the genus Leishmania, presents diverse clinical manifestations, and current therapeutic options have limitations, including long treatment periods, potential hospitalization, and excessive pain during ...
Thiago de Jesus BACHA, Bruno Bezerra JENSEN, Daniele de Carvalho RODRIGUES, Messe Elmer Torres da SILVA, Amanda Oliveira ARAÚJO, Katia Solange Cardoso Rodrigues dos Santos GERALDI, Robson Cabral VALADÃO, Francimeire Gomes PINHEIRO, Antonia Maria Ramos FRANCO   +8 more
doaj   +1 more source

Hydrophobic mismatch and sequence specificity compete when transmembrane helix-helix interactions are measured with the TOXCAT assay

Frontiers in Chemistry, 2022
Genetic assays capable of measuring the propensity of transmembrane helices to oligomerize within the cytoplasmic membrane of the bacterium E. coli are frequently used when sequence-specificity in transmembrane helix-helix interactions is investigated ...
Nadja Hellmann, Dirk Schneider, Dirk Schneider   +2 more
doaj   +1 more source

AutoPlate: Rapid Dose-Response Curve Analysis for Biological Assays

Frontiers in Immunology, 2022
The emergence of COVID-19 has emphasised that biological assay data must be analysed quickly to develop safe, effective and timely vaccines/therapeutics.
Phil Palmer, Joanne Marie M. Del Rosario, Joanne Marie M. Del Rosario, Kelly A. S. da Costa, George W. Carnell, Chloe Q. Huang, Jonathan L. Heeney, Jonathan L. Heeney, Nigel J. Temperton, David A. Wells   +9 more
doaj   +1 more source

Understanding the Role of Surface Modification of Randomized Trabecular Titanium Structures in Bone Tissue Regeneration: An Experimental Study

Medicina, 2022
Background and Objectives: Three-dimensional (3D) metallic trabecular structures made by additive manufacturing (AM) technologies promote new bone formation and osteointegration.
Elena Canciani, Vincenza Ragone, Carlo Alberto Biffi, Fabrizio Valenza, Riccardo D’Ambrosi, Matteo Olimpo, Aurora Cristofalo, Emanuela Galliera, Claudia Dellavia   +8 more
doaj   +1 more source

Characterization of Prunus Necrotic Ringspot Virus and Cherry Virus A Infecting Myrobalan Rootstock

Viruses, 2023
Prunus necrotic ringspot virus (PNRSV) and cherry virus A (CVA) are two viruses that mainly infect plants of the genus Prunus. Full-length sequences of these two viruses, collected in the Czech Republic from Prunus cerasifera plants, were obtained via ...
Karima Ben Mansour, Petr Komínek, Marcela Komínková, Jana Brožová   +3 more
doaj   +1 more source

Design, Synthesis, Fungicidal and Insecticidal Activities of Novel Diamide Compounds Combining Pyrazolyl and Polyfluoro-Substituted Phenyl into Alanine or 2-Aminobutyric Acid Skeletons

Molecules, 2023
Thirty novel diamide compounds combining pyrazolyl and polyfluoro-substituted phenyl groups into alanine or 2-aminobutyric acid skeletons were designed and synthesized with pyflubumide as the lead compound to develop potent and environmentally friendly ...
Zhi-Yuan Xu, Tong Feng, Qing Liu, Hui-Ting Li, Wei Wei, Rong-Chuan Shi, Yi-Ming Cao, Shang-Zhong Liu   +7 more
doaj   +1 more source

Biological and physico-mechanical properties of poly(methyl methacrylate) enriched with graphene oxide as a potential biomaterial

Journal of Oral Research, 2021
Objective: To determine the cytotoxicity and effects of graphene oxide (GO) on cellular proliferation of gingival-fibroblasts, pulpdental cells and human osteoblasts in culture, and to determine the physical, mechanical and biological properties of poly (
René García-Contreras, Héctor Guzmán-Juárez, Daniel López-Ramos, Carlos Alvarez-Gayosso   +3 more
doaj   +1 more source