相关实验视频
Updated: Feb 4, 2026

05:39
Dermoscopy Aids in the Diagnosis of Discoid Lupus Erythematosus
Published on: May 16, 2025
665
达拉图马布在全身性红斑狼:一个单臂的2期试验
Lennard Ostendorf1,2,3,4, Jan Zernicke5, Jens Klotsche1
1German Rheumatology Research Centre (DRFZ), an Institute of the Leibniz Association, Berlin, Germany.
Nature communications
|February 2, 2026
概括
达拉图马布有效地降低了抗双链DNA抗体,并改善了系统性红斑狼 (SLE) 患者的临床症状. 这种抗体消耗疗法通过向抗体分泌细胞来管理SLE具有前途.
科学领域:
- 免疫学 免疫学 免疫学
- 类风湿病学 类风湿病学
- 临床试验 临床试验
背景情况:
- 抗体分泌细胞 (ASC) 是系统性红斑狼 (SLE) 病理生理学的核心.
- 现有的SLE治疗方法往往有不充分的反应,需要新的治疗策略.
研究的目的:
- 为了评估daratumumab的安全性和有效性,一种抗CD38单克隆抗体,在患有活性SLE的患者中.
- 评估达拉图穆马布对抗双链DNA (抗dsDNA) 抗体水平和临床结果的影响.
主要方法:
- 一个单臂,开放标签的第二阶段临床试验,涉及十名女性SLE患者.
- 患者每周接受皮下达拉图穆马布注射,同时接受德甲前期治疗.
- 主要终点:第12周血清抗dsDNA抗体水平的降低.
主要成果:
- 在第12周,抗dsDNA抗体水平的中位数减少了109.6 IU/ml.
- 实现了100%的全身性狼红疹响应指数-4 (SRI-4) 响应率,表明显著的临床改善.
- 观察到循环ASC的枯竭,降低了I型干扰素活性和调节的T细胞反应.
结论:
- 达拉图姆巴治疗导致SLE患者的快速和持续的临床改善.
- 这些发现强调了ASC在SLE中的关键作用,并支持达拉图穆马布作为潜在的治疗选择.
- 在50%的患者中观察到低胺球蛋白血症,需要免疫球蛋白替代.
相关概念视频
Inductance: Single-Phase And Three-Phase Line
628
Understanding the inductance of transmission lines is crucial for efficient design and operation in electrical power systems. This discussion delves into the inductance characteristics of single-phase two-wire and three-phase three-wire transmission lines with equal phase spacing.
Single-Phase Two-Wire Line:
A single-phase line consists of two solid cylindrical conductors, denoted as x and y. Each conductor carries phasor currents ix and iy, respectively. Given that the sum of these currents is...
Single-Phase Two-Wire Line:
A single-phase line consists of two solid cylindrical conductors, denoted as x and y. Each conductor carries phasor currents ix and iy, respectively. Given that the sum of these currents is...
628
Capacitance: Single-Phase And Three-Phase Line
607
In electrical power systems, understanding the capacitance of transmission lines is fundamental for efficient operation.
Single-Phase Lines
Consider a single-phase, two-wire transmission line with equal phase spacing energized by a voltage source. One conductor carries a uniform positive charge, while the other carries an equal negative charge. The capacitance C of the line can be derived from the voltage V between the conductors. For a one-meter section of the line, the capacitance is given...
Single-Phase Lines
Consider a single-phase, two-wire transmission line with equal phase spacing energized by a voltage source. One conductor carries a uniform positive charge, while the other carries an equal negative charge. The capacitance C of the line can be derived from the voltage V between the conductors. For a one-meter section of the line, the capacitance is given...
607
Single Pipe Systems
454
In pipe flow analysis, problems are typically categorized into three types — Type I, Type II, and Type III — based on the known parameters and the desired outcome. Each type of problem addresses specific engineering requirements using fluid properties, pipe characteristics, and operational conditions.
In a Type I problem, fluid properties (density and viscosity), pipe characteristics (including diameter, length, and surface roughness), and the flow rate or average velocity are...
In a Type I problem, fluid properties (density and viscosity), pipe characteristics (including diameter, length, and surface roughness), and the flow rate or average velocity are...
454
Power Distribution in Three-phase and Single Phase Circuits
646
Power distribution within electrical circuits is a foundational aspect of residential and industrial energy systems. While single-phase power is common in residential settings, three-phase power is the standard for industrial environments with heavy machinery. Each system is different and has advantages, and it's crucial to understand the underlying principles of power distribution and material efficiency.
Single-Phase Power Distribution:
Single-phase circuits are typical in household settings;...
Single-Phase Power Distribution:
Single-phase circuits are typical in household settings;...
646
Phase I Reactions: Oxidation of Aliphatic and Aromatic Carbon-Containing Systems
727
Phase I biotransformation reactions are integral to drug metabolism, predominantly involving oxidative, reductive, and hydrolytic transformations. Chief among these are oxidative reactions, which enhance the hydrophilicity of xenobiotics and introduce polar functional groups to facilitate their elimination from the body.
Oxidation reactions are fundamental in aromatic carbon-containing systems. An example is the hydroxylation of phenobarbital, a process that transforms it into...
Oxidation reactions are fundamental in aromatic carbon-containing systems. An example is the hydroxylation of phenobarbital, a process that transforms it into...
727
Phase I Reactions: Oxidation of Carbon-Heteroatom and Miscellaneous Systems
411
Oxidative reactions are pivotal in metabolizing numerous compounds, including pharmaceutical drugs. These reactions often occur in carbon-heteroatom systems, such as carbon-nitrogen, carbon-sulfur, and carbon-oxygen.
In carbon-nitrogen systems, aliphatic and aromatic amines can undergo oxidative reactions. Secondary and tertiary amines, like those found in tricyclic antidepressants, can undergo N-dealkylation, a process that involves the oxidation of the alkyl group. In addition, oxidative...
In carbon-nitrogen systems, aliphatic and aromatic amines can undergo oxidative reactions. Secondary and tertiary amines, like those found in tricyclic antidepressants, can undergo N-dealkylation, a process that involves the oxidation of the alkyl group. In addition, oxidative...
411

