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[Cyclic nucleotides and creatine phosphokinase activity in children with cardiac arrhythmias]
Kardiologiia
|May 1, 1984
Insights
Pediatric cardiac arrhythmias correlate with altered cyclic nucleotide levels. Cyclic guanosine monophosphate (cGMP) increases while cyclic adenosine monophosphate (cAMP) and creatine phosphokinase (CPK) activity decrease, impacting the cAMP/cGMP ratio.
Area of Science:
- Biochemistry
- Pediatric Cardiology
- Molecular Biology
Context:
- Cardiac arrhythmias in children represent a significant clinical challenge.
- Understanding the underlying molecular mechanisms is crucial for diagnosis and treatment.
- Previous research has explored various biomarkers for pediatric cardiac conditions.
Purpose:
- To investigate the relationship between cardiac arrhythmias in children and specific biochemical markers.
- To analyze changes in cyclic nucleotide levels (cAMP, cGMP) and creatine phosphokinase (CPK) activity in pediatric patients with arrhythmias.
Summary:
- Forty-one children with cardiac arrhythmias were studied.
- Findings indicate an increase in cyclic guanosine monophosphate (cGMP) levels.
- A decrease was observed in cyclic adenosine monophosphate (cAMP) content, creatine phosphokinase (CPK) activity, and the cAMP/cGMP ratio.
Impact:
- These biochemical alterations may serve as indicators for specific types of arrhythmias and heart damage in children.
- Provides insights into the molecular pathophysiology of pediatric cardiac rhythm disorders.
- Highlights potential diagnostic or prognostic biomarkers for pediatric arrhythmias.
Abstract:
Forty-one children with cardiac arrhythmias were examined. It was established that cardiac rhythm disorders in children were accompanied by an increase in the cGMP levels as well as a decrease in the cAMP content, CPK activity and the cAMP/cGMP ratio varying in relation to the form of arrhythmia and the nature of heart damage.