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BDNF Val66Met polymorphism is associated with aggressive behavior in schizophrenia
G Spalletta1, D W Morris, F Angelucci
1IRCCS Santa Lucia Foundation, Department of Clinical and Behavioural Neurology, Via Ardetina, 306, 00179 Rome, Italy.
Genetic variations in brain-derived neurotrophic factor (BDNF) may impact behavior. This study found that the BDNF Met allele is linked to increased aggressive behavior in individuals with schizophrenia.
Area of Science:
- Neuroscience
- Genetics
- Psychiatry
Background:
- Brain-derived neurotrophic factor (BDNF) plays a crucial role in neuronal plasticity and survival.
- Gene variants, such as the BDNF Val66Met polymorphism, are investigated for their potential influence on human behavior.
Purpose of the Study:
- To examine the association between the BDNF Val66Met polymorphism and aggressive behavior.
- To understand the genetic underpinnings of behavioral traits in schizophrenia patients.
Main Methods:
- Genotyping of the BDNF Val66Met polymorphism in a cohort of schizophrenic patients.
- Assessment of aggressive behavior within the study population.
Main Results:
- A positive correlation was observed between the number of BDNF Met alleles and the level of aggressive behavior.
- The presence of the BDNF Met allele may be a risk factor for heightened aggression in schizophrenia.
Conclusions:
- The BDNF Val66Met polymorphism is associated with aggressive behavior in schizophrenia.
- BDNF gene variants represent a potential biological marker for understanding behavioral variations in psychiatric disorders.
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