Results 41 to 50 of about 1,974,930 (309)

Fluorescence-based protocol for revealing cellular arrangement in biofilms

open access: yesSTAR Protocols, 2023
Summary: Standardized assays have greatly advanced the understanding of multicellular bacterial biofilms, but they lack cell-scale detail. Here, we present a fluorescence-based protocol that builds on past assays to reveal the cellular-scale arrangement ...
Devina Puri, Xin Fang, Kyle R. Allison
doaj   +1 more source

A–C Estrogens as Potent and Selective Estrogen Receptor-Beta Agonists (SERBAs) to Enhance Memory Consolidation under Low-Estrogen Conditions [PDF]

open access: yes, 2018
Estrogen receptor-beta (ERβ) is a drug target for memory consolidation in postmenopausal women. Herein is reported a series of potent and selective ERβ agonists (SERBAs) with in vivo efficacy that are A–C estrogens, lacking the B and D estrogen rings ...
Donaldson, William A.   +12 more
core   +4 more sources

Practical Characterization of Cell-Electrode Electrical Models in Bio-Impedance Assays [PDF]

open access: yes, 2018
This paper presents the fitting process followed to adjust the parameters of the electrical model associated to a cell-electrode system in Electrical Cell-substrate Impedance Spectroscopy (ECIS) technique, to the experimental results from cell-culture ...
Daza Navarro, María Paula   +7 more
core   +1 more source

The triphenylmethane dye brilliant blue G is only moderately effective at inhibiting amyloid formation by human amylin or at disaggregating amylin amyloid fibrils, but interferes with amyloid assays; Implications for inhibitor design. [PDF]

open access: yes, 2019
The development of inhibitors of islet amyloid formation is important as pancreatic amyloid deposition contributes to type-2 diabetes and islet transplant failure.
Akter, Rehana   +4 more
core   +3 more sources

Relationship Between the Salivary Microbiome and Oral Malodor Metabolites in Older Thai Individuals with Periodontitis and the Cytotoxic Effects of Malodor Compounds on Human Oral Squamous Carcinoma (HSC-4) Cells

open access: yesDentistry Journal
Background/Objectives: Halitosis is primarily caused by the activity of oral microorganisms. In this study, we employed metagenomic sequencing and metabolomic approaches to investigate the differences in salivary microbiota and metabolite profiles ...
Witsanu Srila   +6 more
doaj   +1 more source

A tissue culture infectious dose-derived protocol for testing of SARS-CoV-2 neutralization of serum antibodies on adherent cells

open access: yesSTAR Protocols, 2021
Summary: For a cytopathic virus such as severe acute respiratory syndrome coronavirus type 2 (SARS-CoV-2), the neutralization capacity of serum from convalescent or vaccinated persons or of therapeutic antibodies can be tested on adherent cell cultures ...
Fabio Hasler   +3 more
doaj   +1 more source

Diagnostic assays for leprosy based on T-cell epitopes. [PDF]

open access: yes, 2000
To date, only a limited number of antigens have been described as specific for Mycobacterium leprae, and in many cases, homologues have subsequently been shown to exist in mycobacteria such as M. avium and M. intracellulare.
Brahmbhatt, S   +16 more
core   +1 more source

Live-cell metabolic analysis of oligodendroglia isolated from postnatal mouse brain and spinal cord

open access: yesSTAR Protocols, 2022
Summary: This protocol describes isolation and live-cell metabolic analysis of O4+ oligodendroglia from brain and spinal cord of postnatal mice. We have optimized existing protocols for O4+ isolation from neonatal brain and expanded the protocol to ...
Luipa Khandker, Teresa L. Wood
doaj   +1 more source

Microfluidics for cell-based assays

open access: yesMaterials Today, 2005
Microfluidic systems are powerful tools in chemistry, physics, and biology. The behavior of confined fluids differs from macroscopic systems and allows precise control of the chemical composition of fluids, as well as the temporal and spatial patterns of microscopic fluid elements.
Pihl, Johan   +3 more
openaire   +1 more source

Cell-Based Assays for Screening Androgen Receptor Ligands [PDF]

open access: yesSeminars in Reproductive Medicine, 2015
The androgen receptor (AR, NR3C4) mediates the majority of androgen effects on target cells. The AR is activated following ligand binding that result is enhanced of target gene transcription. Several cell-based model systems have been developed that allow sensitive detection and monitoring of steroids or other compounds with AR bioactivity.
Campana C, PEZZI, Vincenzo, Rainey WE
openaire   +3 more sources

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