In Vitro and In Vivo Behaviour of ln Complexes of TTHA, TTHA-BIS(BUTYLAMIDE) AND TTHA-BIS(GLUCAMIDE): STABILITY, BIODISTRIBUTION AND EXCRETION STUDIED BY GAMMA IMAGING
1998

Behavior of Indium Complexes in Medical Applications

Sample size: 32 publication Evidence: moderate

Author Information

Author(s): M. I. M. Prata, M. J. Ribeiro, A. C. Santos, J. A. Peters, F. Nepveu, C. Fo G. C. Geraldes, J. J. P. de Lima

Primary Institution: Universidade de Coimbra

Hypothesis

The study investigates the in vitro and in vivo behavior of indium complexes of TTHA and its derivatives.

Conclusion

TTHA and its derivatives exhibit similar biodistribution and clearance, primarily through renal excretion.

Supporting Evidence

  • The in vitro stability of the complexes was evaluated by measuring the exchange of indium from the complexes to transferrin.
  • Biodistribution studies showed that the complexes are primarily excreted through the kidneys.
  • Gamma imaging indicated that the complexes have early retention in kidneys and liver.

Takeaway

The study looks at how certain indium compounds behave in the body, showing they mostly leave through the kidneys.

Methodology

The study involved in vitro stability tests and biodistribution studies using gamma imaging in Wistar rats.

Limitations

The complexes do not pass through the blood-brain barrier and may not have tissue specificity.

Participant Demographics

Wistar rats were used for the experiments.

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