アスコルビック酸は,シアン化物無感呼吸の発達を制御する要因として
まとめ
ライコリンは,アスコルビン酸を阻害することによって,ジャガイモの茎の呼吸プロセスをブロックします. アスコルビン酸を加えると,この効果は逆転し,呼吸のためのタンパク質合成におけるその役割を示唆します.
科学分野:
- 植物生理学 植物生理学
- バイオケミストリー バイオケミストリー
背景:
- ライコリンは,アスコルビック酸の生物合成を阻害する.
- KCN不敏感の呼吸は,アエロビックインキュベーション中のジャガイモの茎のスライスで起こります.
- この呼吸は,新しいタンパク質の合成に依存しています.
研究 の 目的:
- アスコルビック酸が,KCN無感性呼吸における役割を,ジャガイモの茎のスライスで調査する.
- この呼吸の基礎となるタンパク質合成にアスコルビック酸が必要かどうかを判断する.
主な方法:
- 空気付きのジャガイモツボのスライスを使用しました.
- ライコリンは,アスコルビック酸生物合成の阻害剤として投与されました.
- アスコルビン酸は,ライコリンで処理されたスライスに対する効果を観察するために投与されました.
主要な成果:
- ライコリンは,KCN無感性の呼吸の誘発を防止しました.
- アスコルビック酸の投与は,リコーリンの抑制効果を逆転させた.
- これは,アスコルビック酸と呼吸に必要なタンパク質合成との関連を示しています.
結論:
- アスコルビック酸は,KCN無感性の呼吸に関わる合成プロセスに必要とされる可能性が高い.
- この発見は,アスコルビック酸がジャガイモの茎代謝とタンパク質合成において重要な役割を果たすことを示唆している.
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関連する概念動画
Chemical Factors Affecting Respiration Centers
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CO2 has a potent influence on respiration and is strictly regulated. Under...
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Factors Affecting Respiration
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Other Factors Affecting Respiration Centers
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The Electron Transport Chain
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Inhibitors of the electron transport chain
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Physiological Control of Respiration
Introduction
Breathing, a seemingly passive process, is regulated by the respiratory center in the brainstem. This center coordinates the involuntary control of respirations, which means it occurs without conscious effort, ensuring a smooth and uninterrupted pattern.
Regulation of Ventilation
The body maintains ventilation by monitoring levels of carbon dioxide (CO2), oxygen (O2), and hydrogen ion concentration (pH) in the arterial blood. Among these factors, the level of CO2 plays a crucial...
Breathing, a seemingly passive process, is regulated by the respiratory center in the brainstem. This center coordinates the involuntary control of respirations, which means it occurs without conscious effort, ensuring a smooth and uninterrupted pattern.
Regulation of Ventilation
The body maintains ventilation by monitoring levels of carbon dioxide (CO2), oxygen (O2), and hydrogen ion concentration (pH) in the arterial blood. Among these factors, the level of CO2 plays a crucial...
Respiratory Regulation of Acid-Base Balance
Respiratory compensation is a vital physiological process that stabilizes blood plasma pH by regulating the partial pressure of carbon dioxide (PCO2), a key determinant of pH levels. Most carbon dioxide in the blood dissolves and converts into carbonic acid (H2CO3). It dissociates into hydrogen ions (H+) and bicarbonate ions (HCO3⁻). There is also an inverse relationship between PCO2 and pH.
When carbon dioxide levels increase in the blood, more H+ and HCO3⁻ are produced, leading to a...
When carbon dioxide levels increase in the blood, more H+ and HCO3⁻ are produced, leading to a...
