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Title: Diagnosis and assessment of skeletal related disease using calcium 41

Patent ·
OSTI ID:1042648

A method of determining calcium metabolism in a patient comprises the steps of administering radioactive calcium isotope .sup.41Ca to the patient, allowing a period of time to elapse sufficient for dissemination and reaction of the radioactive calcium isotope .sup.41Ca by the patient, obtaining a sample of the radioactive calcium isotope .sup.41Ca from the patient, isolating the calcium content of the sample in a form suitable for precise measurement of isotopic calcium concentrations, and measuring the calcium content to determine parameters of calcium metabolism in the patient.

Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
W-7405-ENG-48
Assignee:
Lawrence Livermore National Security, LLC (Livermore, CA); The Regents of the University of California (Oakland, CA)
Patent Number(s):
8,178,076
Application Number:
11/283,034
OSTI ID:
1042648
Country of Publication:
United States
Language:
English

References (13)

Calcium-41 as a long-term biological tracer for bone resorption
  • Elmore, David; Bhattacharyya, Maryka H.; Sacco-Gibson, Nancy
  • Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Vol. 52, Issue 3-4 https://doi.org/10.1016/0168-583X(90)90471-6
journal December 1990
High-throughput measurement of 41Ca by accelerator mass spectrometry to quantitate small changes in individual human bone turnover rates journal June 2004
Protocol for assessing bone health in humans by tracing long-lived 41Ca isotope in urine, serum, and saliva samples journal September 2004
41Ca and Accelerator Mass Spectrometry to Monitor Calcium Metabolism in End Stage Renal Disease Patients journal November 2005
The study of skeletal calcium metabolism with 41Ca and 45Ca
  • Freeman, Stewart P. H. T.; Beck, Belinda; Bierman, June M.
  • Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Vol. 172, Issue 1-4 https://doi.org/10.1016/S0168-583X(00)00341-4
journal October 2000
Calcium metabolism in renal failure journal January 1975
Towards ultrahigh sensitivity analysis of 41Ca journal May 2003
Human calcium metabolism including bone resorption measured with 41Ca tracer
  • Freeman, Stewart P. H. T.; King, Janet C.; Vieira, Nancy E.
  • Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Vol. 123, Issue 1-4 https://doi.org/10.1016/S0168-583X(96)00701-X
journal March 1997
Calcium resorption from bone in a human studied by 41Ca tracing journal June 1994
Preparation of 41Ca AMS standards
  • Nishiizumi, Kunihiko; Caffee, Marc W.; DePaolo, Donald J.
  • Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Vol. 172, Issue 1-4 https://doi.org/10.1016/S0168-583X(00)00150-6
journal October 2000
Disturbance of Calcium Metabolism by Anticonvulsant Drugs journal October 1970
Biological sample preparation and 41Ca AMS measurement at LLNL
  • Freeman, S. P. H. T.; Serfass, R. E.; King, J. C.
  • Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Vol. 99, Issue 1-4 https://doi.org/10.1016/0168-583X(95)00342-8
journal May 1995
Techniques: The application of accelerator mass spectrometry to pharmacology and toxicology journal August 2004

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