関連する実験動画
Updated: Sep 10, 2025

08:51
Quantification of Coenzyme A in Cells and Tissues
Published on: September 27, 2019
8.5K
CblC欠乏症の患者におけるヒドロキシコバラミン用量の分析
Si Ding1, Yuxin Deng2, Yi Ding2
1Department of Pediatric Infection, Xinhua Hospital, Shanghai Jiao Tong University School of Medicine, 1665 KongJiang Road, Shanghai, 200092, China.
Orphanet journal of rare diseases
|August 21, 2025
まとめ
cblC欠乏症に対するHydroxocobalamin (OHCbl) の用量は,疾患の発症と特定の遺伝子変異によって影響を受けます. この研究は,安定した期間の用量基準を提供し,この一般的な有機酸性症の治療決定に役立ちます.
科学分野:
- 生物化学
- 遺伝学
- 臨床医学
背景:
- cblC欠乏症は中国で最も一般的な有機酸性です.
- 水酸化コバラミン (OHCbl) は,cblC欠乏症の主要な治療薬である.
- 安定期間のOHCbl投与に関する確立されたプロトコルがない.
研究 の 目的:
- 安定した期間中のcblC欠乏症の患者におけるOHCbl投与量を分析する.
- OHCblの用量に影響を与える要因を特定する.
- OHCbl用量を選択する基準を提示する.
主な方法:
- 安定した状態のcblC欠乏症患者730人を登録した.
- 単変数と多重線形回帰分析を用いた.
- OHCblの投与量と新生児のスクリーニング,疾患発症,MMACHC遺伝子変異の間の相関を調べた.
主要な成果:
- 疾患発症とc.482G>Aの変異は,OHCblの投与に影響する独立した要因として特定されました.
- OHCblの投与量の中央値は1. 18mg/ kg/ 週でした.
- c. 482G> Aの変異体を持つ患者は,その変異体を持たない患者と比較して,より低い用量 (0. 31 mg/ kg/ week) を受けた.
結論:
- cblC欠乏症におけるOHCbl用量に影響を与える重要な要因を特定した.
- OHCblの投与戦略を最適化するための参考文献です.
- 遺伝的変異と疾患の発現が治療に与える影響を強調する.
関連する概念動画
Vitamins
989
Vitamins, derived from the Latin word for life, are essential organic substances required in small quantities for optimal growth and overall well-being. Unlike other organic nutrients, vitamins don't act as sources of energy or building materials but rather facilitate these nutrients' utilization by the body. Vitamins are predominantly coenzymes, assisting enzymes in specific chemical actions, like the oxidation of glucose for energy involving B vitamins. Most vitamins are not produced...
989
Renal Failure: Dose Adjustments
153
In patients with renal impairment, drugs undergo significant changes in their pharmacokinetics, which require dosage adjustments to ensure safe and effective therapy.
Reduced renal clearance and elimination rate are common outcomes of renal impairment. These alterations lead to a prolonged elimination half-life and an altered apparent volume of distribution for drugs. As a result, dosage adjustments are typically necessary to maintain optimal drug levels in the body.
However, dosage adjustments...
Reduced renal clearance and elimination rate are common outcomes of renal impairment. These alterations lead to a prolonged elimination half-life and an altered apparent volume of distribution for drugs. As a result, dosage adjustments are typically necessary to maintain optimal drug levels in the body.
However, dosage adjustments...
153
Rational Dosage Regimen: Maintenance Dose and Loading Dose
4.4K
A rational dosage regimen considers a drug's pharmacokinetics, including its absorption, distribution, metabolism, and elimination from the body. By understanding these factors, the appropriate dosage can be determined, and the dosing schedule can be designed to achieve and maintain the desired therapeutic effect while minimizing adverse effects.
In most cases, drugs are administered repetitively or infused continuously to maintain a steady-state concentration in the body. At a steady...
In most cases, drugs are administered repetitively or infused continuously to maintain a steady-state concentration in the body. At a steady...
4.4K

