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Related Experiment Videos

Kininogen changes in the alloxan-diabetic rat.

M L Reis1, R Paschoalato, C H Serra

  • 1Department of Physics and Chemistry, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Brazil.

Agents and Actions. Supplements
|January 1, 1992
PubMed
Summary

Diabetic rats exhibited elevated T-kininogen and reduced urinary kallikrein. Inflammation also increased T-kininogen, suggesting its role in diabetic changes.

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Area of Science:

  • Biochemistry
  • Physiology
  • Endocrinology

Background:

  • Diabetes mellitus is characterized by metabolic dysregulation.
  • The kinin-kallikrein system plays a role in physiological processes.
  • Inflammatory responses can influence kininogen levels.

Purpose of the Study:

  • To investigate the impact of diabetes on plasma T-kininogen and urinary kallikrein in rats.
  • To explore the relationship between inflammation and T-kininogen levels in diabetic conditions.

Main Methods:

  • Induction of diabetes in rats using alloxan.
  • Measurement of plasma T-kininogen (total, high molecular weight, and low molecular weight kininogens).
  • Quantification of urinary kallikrein levels.
  • Induction of inflammation using turpentine.

Main Results:

  • Alloxan-induced diabetic rats showed significant increases in plasma T-kininogen.
  • A substantial decrease in urinary kallikrein levels was observed in diabetic rats.
  • Turpentine-induced inflammation also led to changes in T-kininogen levels.

Conclusions:

  • Diabetes significantly alters the kinin-kallikrein system in rats.
  • Inflammatory responses may contribute to elevated T-kininogen in diabetic states.
  • These findings highlight potential interactions between metabolic and inflammatory pathways.

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