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相关概念视频

Design Example01:23

Design Example

310
The innovation of touch-tone telephony revolutionized the telecommunications industry by replacing the traditional rotary dial with a dual-tone multi-frequency (DTMF) signaling system. This system uses a matrix-style keypad with buttons arranged in four rows and three columns, creating 12 distinct signals each assigned to a pair of frequencies. Each button press results in a simultaneous generation of two sinusoidal tones – one from a low-frequency group (697 to 941 Hz) and one from a...
310
Buffers: Overview01:30

Buffers: Overview

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Buffers play a crucial role in stabilizing the pH of a solution by mitigating the effects of small amounts of added acid or base. They consist of a weak acid and its conjugate base or a weak base and its conjugate acid. A solution of acetic acid and sodium acetate is an example of a buffer that consists of a weak acid and its salt: CH3COOH (aq) + CH3COONa (aq). An example of a buffer that consists of a weak base and its salt is a solution of ammonia and ammonium chloride: NH3 (aq) + NH4Cl (aq).
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Design Consideration01:22

Design Consideration

172
Designing a structure involves a series of considerations, primarily the material's ultimate strength, calculated through tests that measure changes under increased force until the material reaches its breaking point or limit. The ultimate load, where the material breaks, is divided by its original cross-sectional area, resulting in the ultimate normal stress or strength. The ultimate shearing stress is another significant factor taken into account.
The factor of safety is another key...
172
Manipulation and Analysis01:21

Manipulation and Analysis

17
GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
17
Methods of Documentation V: CBE01:23

Methods of Documentation V: CBE

845
Charting by Exception, or CBE, is a method of documentation used in healthcare, particularly in nursing, that focuses on documenting only significant or abnormal findings rather than recording every detail. This approach aims to streamline the documentation process, improve efficiency, and ensure that healthcare providers can quickly identify deviations from normalcy in patient assessments.
In CBE, healthcare professionals establish predefined standards of practice that define what constitutes...
845
Design Example: Managing Concrete Workability01:14

Design Example: Managing Concrete Workability

66
This example deals with managing the workability of concrete for a raft foundation project under hot weather conditions. Workability is crucial for ensuring the concrete is easy to place, compact, and finish. In this scenario, a slump test — a common method to measure the workability of fresh concrete — initially indicated low workability. This was attributed to the rapid water loss from the concrete mix, exacerbated by the high temperatures causing the course aggregates to heat up.
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BEscreen:一个多功能工具包,用于设计基础编辑库.

Philipp G Schneider1,2, Shuang Liu1,2, Lars Bullinger1,3,4

  • 1Department of Hematology, Oncology, and Tumor Immunology, Charité-Universitätsmedizin Berlin, 13353 Berlin, Germany.

Nucleic acids research
|May 19, 2025
PubMed
概括
此摘要是机器生成的。

BEscreen是一种用于设计基本编辑屏幕的新计算工具. 它支持变体,基因和以区域为中心的方法,使可扩展的遗传变体分析能够用于表型效应.

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科学领域:

  • 基因组学就是基因组学.
  • 分子生物学分子生物学
  • 生物信息学是一种生物信息学.

背景情况:

  • 基准编辑有助于对遗传变异进行高通量选,以了解它们的表型效应.
  • 设计单向导RNA (sgRNA) 库对于基因或变异中心的基因编辑屏幕至关重要.
  • 现有的计算工具缺乏适用于各种sgRNA库设计需求的多功能性和可扩展性.

研究的目的:

  • 介绍BEscreen,这是设计基础编辑指南RNA的全面工具.
  • 为各种基础编辑选方法提供多功能和可扩展的解决方案.
  • 促进sgRNA图书馆的设计,用于遗传变异分析.

主要方法:

  • BEscreen提供Web服务器和命令行接口,以提高可访问性.
  • 支持以变异为中心 (基因组坐标,氨基酸变化,rsID),基因为中心 (近和库) 和以区域为中心 (所有可能的指南) 的设计模式.
  • 包括根据生物后果选择指南的选项,定制基础编辑器特征,并集成Ensembl的变量效应预测器进行注释.

主要成果:

  • BEscreen提供了一个多功能平台,用于设计基础编辑屏幕.
  • 可容纳广泛的选策略,从单个变体到大型图书馆.
  • 实现可定制和可扩展的sgRNA库设计,用于表型选.

结论:

  • BEscreen是一个非常通用的工具,用于设计基本的编辑屏幕.
  • 为不同的用例提供无可扩展性,从单个变体到和库.
  • 使研究人员能够有效地设计和执行基因编辑屏幕,用于遗传变异分析.