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Related Concept Videos

Quality Assurance01:19

Quality Assurance

Quality assurance is the overarching term used to describe the activities employed to ensure the proper performance of a system. These activities can be classified into three categories: quality control, quality assessment, and internal corrective measures. Typically, these activities work cyclically: quality control is performed before and during the analysis, while quality assessment occurs during and after the investigation. Internal corrective measures are implemented based on the findings...
Qualitative Analysis01:10

Qualitative Analysis

Qualitative analysis is the process of identifying elements, ions, or compounds in an unknown sample. It is the first and most fundamental type of analysis based on the hierarchy of analytical goals. This hierarchy is significant as it provides a structured approach to scientific research, with qualitative analysis serving as the initial step, providing essential information before moving on to quantitative or other forms of analysis.
There are two main approaches to qualitative analysis:...
Qualitative Analysis03:46

Qualitative Analysis

For solutions containing mixtures of different cations, the identity of each cation can be determined by qualitative analysis. This technique involves a series of selective precipitations with different chemical reagents, each reaction producing a characteristic precipitate for a specific group of cations. Metal ions within a group are further separated by varying the pH, heating the mixture to redissolve a precipitate, or adding other reagents to form complex ions.
For instance, group IV...
Quality Control01:05

Quality Control

Quality control is one of the three cyclical quality assurance activities that help keep a system under statistical control. Typical quality control activities include creating quality control charts, conducting proficiency testing, and documenting and archiving results.
Quality control helps track data, visualize trends, and identify variations, making it easier to detect deviations that may affect the accuracy of an analysis. One way to do this is by generating a quality control chart, which...
Drug Discovery: Overview01:26

Drug Discovery: Overview

Drug discovery is a multifaceted process involving extensive screening, testing, and optimization of lead compounds to identify potential new drugs for therapeutic use. It combines several approaches, including screening large numbers of natural products, chemical modification of known active molecules, identification of new drug targets, and rational design based on biological mechanisms and drug-receptor structure. These approaches are carried out in both academic research laboratories and...
Methods of Medium Optimization01:28

Methods of Medium Optimization

Optimizing growth media enhances microbial proliferation and maximizes product yield. Statistical experimental design methodologies provide structured and reproducible approaches, offering progressively higher levels of robustness and efficiency.The One-Factor-at-a-Time (OFAT) MethodThe One-Factor-at-a-Time (OFAT) method involves adjusting a single variable while keeping all others constant. However, it cannot detect interactions between variables, often leading to suboptimal outcomes when...

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Related Experiment Video

Updated: May 11, 2026

Optimization of Processing Technology for Tiebangchui with Zanba Based on CRITIC Combined with Box-Behnken Response Surface Method
09:16

Optimization of Processing Technology for Tiebangchui with Zanba Based on CRITIC Combined with Box-Behnken Response Surface Method

Published on: May 12, 2023

Analyzing compound and project progress through multi-objective-based compound quality assessment.

J Willem M Nissink1, Sébastien Degorce

  • 1AstraZeneca, Oncology Innovative Medicines, Mereside, Alderley Park, Macclesfield, SK10 4TG, UK. willem.nissink@astrazeneca.com

Future Medicinal Chemistry
|May 9, 2013
PubMed
Summary
This summary is machine-generated.

Drug design teams can now prioritize compounds using a new quality scoring method. This approach transparently handles missing data and tracks progress for better risk management.

Related Experiment Videos

Last Updated: May 11, 2026

Optimization of Processing Technology for Tiebangchui with Zanba Based on CRITIC Combined with Box-Behnken Response Surface Method
09:16

Optimization of Processing Technology for Tiebangchui with Zanba Based on CRITIC Combined with Box-Behnken Response Surface Method

Published on: May 12, 2023

Area of Science:

  • Medicinal Chemistry
  • Drug Discovery
  • Computational Chemistry

Background:

  • Concurrent evaluation of multiple drug properties is crucial for prioritizing drug design outputs.
  • Formalized multiparameter optimization strategies are underutilized in current drug design practices.

Purpose of the Study:

  • To introduce a novel compound-quality scoring method for drug discovery.
  • To address the challenge of missing data in drug design projects.
  • To provide confidence estimates for compound quality assessments.

Main Methods:

  • Developed a scoring system using simple and aggregated desirability functions based on medicinal chemistry rules.
  • Implemented transparent handling of missing data, essential for data-limited drug hunting.
  • Incorporated confidence estimation for the compound-quality score interpretation.

Main Results:

  • The scoring system provides systematic insights into the quality of newly synthesized compounds.
  • Associated confidence measures enhance the interpretability of compound quality.
  • Tracking quality scores over time reveals drug design team progress.

Conclusions:

  • Compound quality scores and confidences offer systematic insights into chemical asset quality.
  • Monitoring synthetic output quality over time aids in assessing drug design team progress.
  • The method has potential applications in portfolio risk and resource management for drug development.