scholarly journals Characteristics, distribution and ecological risk assessment of phosphorus in surface sediments from different ecosystems in Eastern China: A 31P-nuclear magnetic resonance study

2015 ◽  
Vol 75 ◽  
pp. 264-271 ◽  
Author(s):  
Wenqiang Zhang ◽  
Baoqing Shan ◽  
Jie Li ◽  
Wenzhong Tang ◽  
Xin Jin ◽  
...  
Author(s):  
Simon D. Taylor-Robinson ◽  
E.Louise Thomas ◽  
Janet Sargentoni ◽  
Claude D. Marcus ◽  
Brian R. Davidson ◽  
...  

1983 ◽  
Vol 210 (2) ◽  
pp. 477-481 ◽  
Author(s):  
G M Pieper ◽  
J M Salhany ◽  
W J Murray ◽  
S T Wu ◽  
R S Eliot

31P n.m.r. analysis of control and diabetic hearts perfused for 1 h with a glucose buffer showed constant and normal levels of phosphocreatine and ATP. Supplementing the buffer with 0.5, 1.2 or 2.0 mM-palmitic acid had little or no effect on high-energy-phosphate levels in control hearts. In contrast, increases in palmitate concentration produced significant decreases in ATP in diabetic hearts, despite normal and constant levels of phosphocreatine. This 31P n.m.r. study suggests a defect in phosphocreatine metabolism in the perfused diabetic heart that might be related to creatine kinase kinetics.


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