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Preclinical Development: Overview01:28

Preclinical Development: Overview

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Preclinical development consists of a series of tests that ensure the safety and efficacy of a new therapeutic compound before it is tested in humans. There are four main phases to this process. First, safety pharmacology tests are conducted to ensure the drug does not produce any acutely harmful effects. These tests examine parameters such as bronchoconstriction, cardiac dysrhythmias, blood pressure changes, and ataxia. Next, preliminary toxicological testing is performed to determine the...
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Clinical Trials: Overview01:11

Clinical Trials: Overview

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Clinical development focuses on how the drug will interact with the human body and encompasses four key phases of clinical trials, each serving a specific purpose in assessing the safety and effectiveness of new drugs. These phases overlap and build upon one another. Phase I involves a small group of healthy volunteers (typically 20-80 individuals) or, in cases where significant toxicity is expected, patients with the targeted disease, such as cancer or AIDS. The volunteers are tested for...
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Drug Discovery: Overview01:26

Drug Discovery: Overview

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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...
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Drug Administration and Therapy Phases: Overview01:26

Drug Administration and Therapy Phases: Overview

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Drugs, the chemical agents used in diagnosing, treating, or preventing diseases, undergo a four-phase process of development: pharmaceutic, pharmacokinetics, pharmacodynamics, and therapeutic.
The pharmaceutical phase focuses on leveraging the physicochemical properties of the drug to design and manufacture an effective product. Variants include orally administered tablets or capsules, topical creams or ointments, and parenteral-delivery solutions or emulsions.
The pharmacokinetic phase...
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In Vitro Drug Release Testing: Overview, Development and Validation01:10

In Vitro Drug Release Testing: Overview, Development and Validation

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In vitro dissolution and drug release tests assess how quickly and how much of a drug is released from its dosage form into an aqueous medium under standardized laboratory conditions. These tests are essential tools in pharmaceutical development and quality assurance, offering insight into the drug's performance before clinical use.During formulation development, dissolution testing identifies incomplete or inconsistent drug release issues. It also supports decisions on selecting the optimal...
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Drug Regulation01:25

Drug Regulation

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Drug regulation encompasses the management of drug usage by evaluating its safety and efficacy through assessments conducted by regulatory authorities. Regrettably, the history of drug regulation is marred by several catastrophic events. One such incident is the Elixir Sulfanilamide tragedy, in which the toxic compound diethyl glycol was included in a sweet-tasting medication, leading to numerous fatalities. This event prompted the enactment of the Food, Drug, and Cosmetic Act in 1938. Under...
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Drug Repurposing Hypothesis Generation Using the "RE:fine Drugs" System
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薬物開発

Sana Praween1, Sukriti Vishwas2

  • 1School of Pharmaceutical Sciences, Lovely Professional University, Jalandhar, Punjab, Jalandhar, Punjab, India.

Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 25, 2025
PubMed
まとめ
この要約は機械生成です。

ロスマリン酸(RA)はアルツハイマー病(AD)の治療薬として有望であり、アミロイドプラークを減少させ、認知機能を改善する可能性がある。ADの支持療法としての有効性を確認するには、さらなる臨床試験が必要である。

キーワード:
ロスマリン酸アルツハイマー病神経保護抗酸化抗炎症

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科学分野:

  • 神経科学
  • 薬理学
  • 生化学

背景:

  • アルツハイマー病(AD)は、神経変性および認知低下を特徴とする進行性の神経変性疾患であり、酸化ストレス、神経炎症、アミロイドβプラーク蓄積を特徴とする。
  • 現在のAD治療は効果が限定的であり、新規治療薬の研究が必要である。
  • 天然ポリフェノールであるロスマリン酸(RA)は、抗酸化作用、抗炎症作用、抗アミロイド作用、抗アポトーシス作用を示し、ADに対する治療効果の可能性を示唆している。

研究 の 目的:

  • アルツハイマー病(AD)治療におけるロスマリン酸(RA)の有効性に関する前臨床および臨床証拠をレビューすること。
  • ADのハルクマーク、すなわち認知機能、神経炎症、酸化ストレスに対するRAの効果を評価すること。

主な方法:

  • アルツハイマー病(AD)治療のためのロスマリン酸(RA)を調査したin vitroおよびin vivo研究、ならびに臨床試験の包括的なレビュー。
  • ADモデルおよびヒト被験者に対するRAの影響を調査した関連研究を特定するためにデータベース検索を実施した。

主要な成果:

  • 前臨床および臨床データは、RAがAD病理の軽減に有益な顕著な抗炎症作用、抗酸化作用、神経保護作用を有することを示唆している。動物モデルでは、RA投与によりアミロイドβプラーク沈着が減少し、酸化ストレスマーカーが低下し、認知機能が向上した。限定的な臨床研究では、RA補給による認知改善および症状管理における肯定的な傾向が示唆されており、ADの支持療法としての可能性が示されている。

結論:

  • ロスマリン酸(RA)は、その多面的な作用機序により、アルツハイマー病(AD)の治療薬としてかなりの可能性を示している。
  • RAの抗炎症作用、抗酸化作用、神経保護作用は、ADの主要な病理学的特徴を軽減するのに役立つ可能性がある。
  • 有効性と最適な用量を確立するにはさらなる臨床試験が不可欠であるが、RAはアルツハイマー病の管理のための有用な補助療法として役立つ可能性がある。