Results 41 to 50 of about 227,287 (224)

Gametocyte-specific and all-blood-stage transmission-blocking chemotypes discovered from high throughput screening on Plasmodium falciparum gametocytes

open access: yesCommunications Biology, 2022
High-throughput screening of 120,000 compounds followed by counter-screening and validation assays reveals candidate antimalarial drugs that kill Plasmodium falciparum sexual and asexual blood stages blocking parasite transmission through mosquito.
Giacomo Paonessa   +13 more
doaj   +1 more source

Estimation of In-Vitro Free Radical Scavenging and Cytotoxic Activities of Thiocarbohydrazones Derivatives [PDF]

open access: yesarXiv, 2023
Objective: To investigate free radical scavenging potential of thiocarbohydrazones derivatives for the discovery of antioxidant compounds of synthetic origin. Method: Eighteen thiocarbohydrazones derivatives were screened for antioxidant activities by using in vitro radical inhibition assay.
arxiv  

A New Method with Flexible and Balanced Control of False Negatives and False Positives for Hit Selection in RNA Interference High-Throughput Screening Assays

open access: yesJournal of biomolecular screening, 2007
The z-score method and its variants for testing mean difference are commonly used for hit selection in high-throughput screening (HTS) assays. Strictly standardized mean difference (SSMD) offers a way to measure and classify the short interfering RNA ...
Xiaohua Douglas Zhang
semanticscholar   +1 more source

High-throughput screening assay used in pharmacognosy: Selection, optimization and validation of methods of enzymatic inhibition by UV-visible spectrophotometry [PDF]

open access: yesJournal of Pharmacy & Pharmacognosy Research, 2014
In research laboratories of both organic synthesis and extraction of natural products, every day a lot of products that can potentially introduce some biological activity are obtained.
Graciela Granados-Guzmán   +3 more
doaj  

High-Throughput Screening Assays for Estrogen Receptor by Using Coumestrol, a Natural Fluorescence Compound

open access: yesJournal of biomolecular screening, 2014
Estrogen receptor (ER) is a ligand-inducible transcriptional factor involving in cell growth, differentiation, and diseases, so detection and identification of compounds having estrogenic effects are of great importance in the drug discovery industry. We
Caihua Wang   +3 more
semanticscholar   +1 more source

A high-throughput protocol for monitoring starvation-induced autophagy in real time in mouse embryonic fibroblasts

open access: yesSTAR Protocols, 2021
Summary: Autophagy measurement has been challenging due to the transient nature of autophagy vesicles, in which degradation of cargo occurs. Here, we present a protocol to monitor starvation-induced autophagy using a live high-throughput microscopy ...
Ada Nowosad, Arnaud Besson
doaj  

GSSMD: New metric for robust and interpretable assay quality assessment and hit selection [PDF]

open access: yesarXiv, 2020
In the high-throughput screening (HTS) campaigns, the Z'-factor and strictly standardized mean difference (SSMD) are commonly used to assess the quality of assays and to select hits. However, these measures are vulnerable to outliers and their performances are highly sensitive to background distributions.
arxiv  

A Public Website for the Automated Assessment and Validation of SARS-CoV-2 Diagnostic PCR Assays [PDF]

open access: yesarXiv, 2020
Summary: Polymerase chain reaction-based assays are the current gold standard for detecting and diagnosing SARS-CoV-2. However, as SARS-CoV-2 mutates, we need to constantly assess whether existing PCR-based assays will continue to detect all known viral strains.
arxiv  

Protocol for cell-based screening assay to measure ERK1/2 phosphorylation as a readout for complement receptor activation

open access: yesSTAR Protocols, 2023
Summary: The complement receptors C3aR and C5aR1 are promising therapeutic targets. Here, we present a protocol to screen the effects of different agonists and antagonists on these receptors in vitro, using phosphorylated extracellular signal-regulated ...
Xaria X. Li, Trent M. Woodruff
doaj  

Validation of a modified fluorimetric assay for the screening of trichomonacidal drugs

open access: yesMemorias do Instituto Oswaldo Cruz, 2012
A fluorimetric microassay that uses a redox dye to determine the viability of the flagellate Trichomonas vaginalis has been optimised to provide a more sensitive method to evaluate potential trichomonacidal compounds.
Alexandra Ibáñez Escribano   +6 more
doaj   +1 more source

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