Preferential interactions determine protein solubility in three-component solutions: the magnesium chloride system

Biochemistry ◽  
1990 ◽  
Vol 29 (7) ◽  
pp. 1914-1923 ◽  
Author(s):  
Tsutomu Arakawa ◽  
Rajiv Bhat ◽  
Serge N. Timasheff
1980 ◽  
Vol 58 (2) ◽  
pp. 168-179 ◽  
Author(s):  
M. H. Brooker ◽  
C.-H. Huang

Raman spectra have been recorded for solids and melts of composition MgCl2 + nACl (n = 0–4 and A = Cs, Rb, K, Na, Li). Characteristic spectra have been observed for each of the solids predicted from phase diagram studies and an additional two compounds formulated as Rb3MgCl5 and K3MgCl5 were detected. The compounds Cs2MgCl4, Cs3MgCl5, and Rb3MgCl5 contain the discrete MgCl42− tetrahedral ion which has been characterized by its Raman spectrum. These compounds melt with retention of the MgCl42− ion. Most other solids appear to contain distorted network octahedra with face-, edge-, or corner-shared chlorides. These solids melt to give the more stable tetrahedral MgCl42− ion. In melts of high MgCl2 concentration a new peak was detected which appears to be characteristic of the dimeric Mg2Cl73− ion which exists in equilibrium with the MgCl42− ion. The results are compared to similar studies on the better characterized CsCl–AlCl3 system.


1963 ◽  
Vol 67 (11) ◽  
pp. 2460-2462 ◽  
Author(s):  
J. D. Van Norman ◽  
J. J. Egan

2000 ◽  
Author(s):  
Courtney L. Bleke ◽  
Shawn Austin ◽  
James A. Jackson ◽  
Kim D. Victor ◽  
James R. White
Keyword(s):  

1970 ◽  
Vol 64 (1) ◽  
pp. 150-158 ◽  
Author(s):  
S. Pors Nielsen

ABSTRACT Intravenous infusion of isotonic magnesium chloride into young cats with a resultant mean plasma magnesium concentration of 7.7 meq./100 g protein was followed by a significant lowering of the plasma calcium concentration in 90 minutes. The rate of decrease of plasma calcium is consistent with the hypothesis that calcitonin is released by magnesium in high concentrations. There was no decrease in the plasma calcium concentration in cats of the same weight thyroparathyroidectomized 60 min before an identical magnesium chloride infusion or an infusion of isotonic sodium chloride at the same flow rate. The hypercalciuric effect of magnesium could not account for the hypocalcaemic effect of magnesium. Plasma magnesium concentration during magnesium infusion into cats with an intact thyroid-parathyroid gland complex was slightly, but not significantly higher than in acutely thyroparathyroidectomized cats.


2015 ◽  
Vol 57 (10) ◽  
pp. 850-858
Author(s):  
Pengju Han ◽  
Y. Frank Chen ◽  
Xiaohong Bai ◽  
Bin He

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