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Chronic Pancreatitis II: Collaborative Care01:29

Chronic Pancreatitis II: Collaborative Care

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The management of chronic pancreatitis is multifaceted, involving a comprehensive approach that includes thorough assessment, diagnostic testing, and a variety of management strategies.
Assessment:
366
Characteristics of Practical Op Amps01:16

Characteristics of Practical Op Amps

864
A difference amplifier, a crucial component in numerous electronic devices, ideally amplifies only the difference-mode signal, which is the difference between two input signals. However, in practical circuits, the output voltage depends on both the differential gain and the common-mode gain.
The ratio of differential gain to the common-mode gain is defined as the common-mode rejection ratio (CMRR). This ratio quantifies the ability of operational amplifiers (op-amps) to reject common-mode...
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Theoretical Foundations of Nursing Practice01:30

Theoretical Foundations of Nursing Practice

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Theories play an essential role in organizing patient care. Theories refer to a proposed or followed belief, policy, or procedure that is the basis for action. Nursing theories are knowledge-based concepts that guide nurses' actions, influence nursing education and practice, and allow nurses to care for their patients.
Theories provide a perspective to assess patients' conditions and organize data and methods. They also assist in analyzing and interpreting information. They represent a...
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Equivalent Circuits for Practical Transformers01:28

Equivalent Circuits for Practical Transformers

1.4K
The practical equivalent circuits of single-phase two-winding transformers exhibit significant deviations from their idealized versions due to the inherent properties of winding resistance and finite core permeability. These properties result in real and reactive power losses, affecting the transformer's performance. Understanding these deviations is crucial for designing more efficient transformers.
In a practical transformer, each winding exhibits resistance and leakage reactance. The...
1.4K
Cholinergic Antagonists: Pharmacological Actions01:28

Cholinergic Antagonists: Pharmacological Actions

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Antimuscarinic drugs block muscarinic receptors in multiple systems, including the gut, eye, smooth muscles, respiratory tract, cardiovascular, and central nervous systems. They produce similar effects with varying selectivity depending on the specific agent and tissue. Here are the key pharmacological actions of antimuscarinics:
Gastrointestinal Effects: Antimuscarinics reduce gut contractions, increase gastric emptying, and slow intestinal transit. They partly inhibit gastric acid secretion...
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Drug Abuse and Addiction: Pharmacological Phenomena01:15

Drug Abuse and Addiction: Pharmacological Phenomena

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Drug dependence, abuse, and addiction are complex phenomena that can precipitate various abnormal states. Physical dependence refers to a state of pharmacological adaptation to a drug. This adaptation often results in tolerance—a reduced response to the drug after repeated administrations. When the drug use is abruptly stopped, withdrawal symptoms occur due to the body's need to readjust from the pharmacologically induced imbalance. However, tolerance and withdrawal symptoms do not...
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相关实验视频

Updated: Feb 3, 2026

BioMEMS: Forging New Collaborations Between Biologists and Engineers
07:26

BioMEMS: Forging New Collaborations Between Biologists and Engineers

Published on: November 1, 2007

8.6K

实现私人和实际的药物合作

Brian Hie1, Hyunghoon Cho1, Bonnie Berger2,3

  • 1Computer Science and Artificial Intelligence Laboratory, Massachusetts Institute of Technology (MIT), Cambridge, MA 02139, USA.

Science (New York, N.Y.)
|October 20, 2018
PubMed
概括

这项研究引入了一种安全的计算协议,用于在聚合的药物数据上训练药物向相互作用 (DTI) 模型,同时保护隐私并验证新的DTI发现.

科学领域:

  • 计算生物学
  • 药理学
  • 密码学

背景情况:

  • 由于隐私和知识产权问题,共享药理学数据是受到阻碍的.
  • 预测药物向相互作用 (DTI) 的现有方法通常需要集中数据访问.
  • 拯救生命的突破是由于无法结合敏感的药理数据集而受到限制的.

研究的目的:

  • 开发一个安全的计算协议,用于在聚合的药理数据上训练预测模型.
  • 通过确保药物,目标和相互作用的机密性来克服数据共享障碍.
  • 在不影响数据隐私的情况下,实现准确的DTI预测和新互动的发现.

主要方法:

  • 使用现代加密工具创建一个安全的,聚合的计算协议.
  • 在大型数据集 (>100万个相互作用) 上训练药物向相互作用 (DTI) 的预测模型.
  • 使用可证明的保密机制对所有基本数据点.

主要成果:

  • 该协议成功地在几天内在现实数据集上训练了一个DTI预测模型.
  • 开发的协议比现有的最先进的DTI预测方法更准确.
  • 使用该方案发现了新的DTI,并通过有针对性的测试进行实验验证.

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相关实验视频

Last Updated: Feb 3, 2026

BioMEMS: Forging New Collaborations Between Biologists and Engineers
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BioMEMS: Forging New Collaborations Between Biologists and Engineers

Published on: November 1, 2007

8.6K
Group Synchronization During Collaborative Drawing Using Functional Near-Infrared Spectroscopy
07:53

Group Synchronization During Collaborative Drawing Using Functional Near-Infrared Spectroscopy

Published on: August 5, 2022

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Operation of the Collaborative Composite Manufacturing CCM System
10:09

Operation of the Collaborative Composite Manufacturing CCM System

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结论:

  • 开发的加密协议使得在聚合数据上安全有效地训练DTI模型.
  • 这种方法克服了在药物研究中共享数据的关键障碍.
  • 验证的发现和方法为加强合作的生物医学研究奠定了基础.