Publications by authors named "V Z Sikora"

Low consumption of n-3 polyunsaturated fatty acids (PUFA) during the developmental period has been increasingly associated with an increased risk of depressive-like symptoms in both male and female sexes. Therefore, here we performed behavioral and biochemical quantifications in adolescent rats to evaluate possible sex-driven differences in the development of anxiety-like disorders related to life-long n-3 PUFA low intake. Male and female adolescent rats fed for their entire life with n-3 PUFA poor diet showed an anxiety-like profile compared to n6/n-3 PUFA balanced diet.

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Autism spectrum disorders (ASD) are highly heterogeneous neurodevelopmental diseases. Epidemiological data report that males have been diagnosed with autism more frequently than females. However, recent studies hypothesize that females' low incidence might be underestimated due to standard clinical measures of ASD behavioural symptoms, mostly derived from males.

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Autism Spectrum Disorders (ASD) are principally diagnosed by three core behavioural symptoms, such as stereotyped repertoire, communication impairments and social dysfunctions. This complex pathology has been linked to abnormalities of corticostriatal and limbic circuits. Despite experimental efforts in elucidating the molecular mechanisms behind these abnormalities, a clear etiopathogenic hypothesis is still lacking.

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Hemp is considered one of the potential novel crops for human and animal nutrition. This study aimed to determine the complete chemical composition of 29 different varieties of whole hempseeds. Fatty acid composition, amino acid profile, mineral composition, and cannabinoids content were also evaluated.

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Article Synopsis
  • The study explores the impact of preconception stress on the neurodevelopment of male offspring from socially isolated female rats compared to those from group-reared females.
  • It examines various behavioral tests (passive avoidance, novel object recognition, and open field) as well as neurochemical changes, such as levels of noradrenaline and serotonin in the offspring.
  • Results indicated that offspring from socially isolated mothers exhibited alterations in behavior and neurochemistry, including decreased latency in learning tasks and changes in neurotransmitter levels, suggesting that early social deprivation affects neurodevelopment postnatally.
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