牲畜栏 发表于 2025-3-25 05:16:33
978-1-349-00907-7Palgrave Macmillan, a division of Macmillan Publishers Limited 1970食物 发表于 2025-3-25 09:00:00
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https://doi.org/10.1007/978-3-662-41343-2largely concentrated in the phospholipid-rich membrane fractions, while the concentration of ionized calcium in the intracellular fluid is minimal (Thiers & Vallee, 1952; Hofer & Kleinzeller, 1963; Hodgkin & Keynes, 1957; Harris, 1957).cushion 发表于 2025-3-25 21:28:28
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https://doi.org/10.1007/978-3-662-05541-0 have been made towards the storage of different cells and tissues at very low temperatures (−80°C or below). Damage caused by freezing and thawing is thought to be linked with the excessively high concentrations of electrolytes, particularly sodium chloride, that occur around the cells as ice formsNIB 发表于 2025-3-26 09:59:55
https://doi.org/10.1007/978-3-642-53309-9olerate high concentrations of free calcium ions intracellularly, but so far the concentration of free calcium ions which can be tolerated is known for only one cell with any degree of accuracy. In the resting giant muscle fibres of . (Portzehl, Caldwell & Rüegg, 1964) and . (Hagiwara, 1966) the fre爱了吗 发表于 2025-3-26 16:23:16
Identifizierung und Nachweis von Harn,and Harrison, Long & Sidle (1968), using a dry ashing technique and absorption flame photometry, found only 0·0158 µmole Ca/ml. of whole cells and were able to show that calcium located in the membrane accounts completely for this figure. This means that the cell interior has a calcium concentrationChemotherapy 发表于 2025-3-26 19:03:02
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