Separation of pertechnetate from molybdate by anion-exchange chromatography: Recovery of 99mTc from (n, γ)99Mo and suitability for use in central radiopharmacy (CRPh)

2002 ◽  
Vol 90 (7) ◽  
Author(s):  
S. Chattopadhyay ◽  
M. K. Das ◽  
B. R. Sarkar ◽  
Natesan Ramamoorthy

SummaryA novel method for the recovery of

1989 ◽  
Vol 260 (1) ◽  
pp. 283-286 ◽  
Author(s):  
E D Kennedy ◽  
I H Batty ◽  
E R Chilvers ◽  
S R Nahorski

A novel method to separate [3H]Ins(1,4,5)P3 and [3H]Ins(1,3,4)P3 in tissue extracts is described. It is based on the selective metabolism of Ins(1,3,4)P3 by a crude cerebral supernatant in a Mg2+-free buffer followed by separation of [3H]inositol trisphosphates using conventional anion-exchange chromatography. Evaluation of the assay was performed using [3H]Ins(1,3,4)P3 standards and tissue extracts containing different proportions of [3H]Ins(1,4,5)P3 and [3H]Ins(1,3,4)P3. Parallel h.p.l.c. separations of extracts established the selective and complete metabolism of [3H]Ins(1,3,4)P3 under the above conditions and demonstrated that the enzymic method provides an accurate estimate of the trisphosphate isomers in rat cerebral cortex, parotid gland and bovine tracheal smooth muscle.


Author(s):  
Joao Carlos Simoes-Cardoso ◽  
Nanako Hoshino ◽  
Yusuke Yoshimura ◽  
Chyi-Shin Chen ◽  
Cristina Dias-Cabral ◽  
...  

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