OBJECTIVES The purpose of this study was to describe the relationship between neo-aortic root size, neo-aortic insufficiency (AI), and reintervention at mid-term follow-up. BACKGROUND Data on neo-aortic valve function and growth after the Ross procedure in children are limited. METHODS A total of 74 of 119 Ross patients from January 1995 to December 2003 had > or =2 follow-up echocardiogram...

Neonatal rats which had received a daily injection of 50 microgram of 2,4-dinitrophenol (DNP) or 30 microgram of L-thyroxine (T 4) for 7 days beginning on the day of birth were compared as to the late effect of the hypothalamo-pituitary-thyroid axis with the neo saline control. Neo DNP rats and neo T 4 rats revealed the retardation of growth compared with neo saline rats. The plasma level of TS...

CONTEXT The endogenous opioid system and opioid mu receptors (mu-receptors) are known to interface environmental events, positive (eg, relevant emotional stimuli) and negative (eg, stressors), with pertinent behavioral responses and to regulate motivated behavior. OBJECTIVE To examine the degree to which trait impulsiveness (the tendency to act on cravings and urges rather than to delay grati...

OBJECTIVE Why is low resting heart rate (HR) associated with antisocial behavior (ASB), i.e., aggression and rule breaking, in adolescence? Theory suggests that personality traits mediate this relationship but differently with age. In the present study this age-effect hypothesis is tested; we expected that the relationship between HR and aggression would be mediated in preadolescence by the per...

Depression is one of the most common mental disorders in modern societies which also including student populations. Etiology of depression is naturally very complicated matter. Some of the effective parameters that have recently gained scholars’ attention are personality traits including romantic relationships that can affect depression. The purpose of this study was to evaluate relations...

the aim of the present study was to examine the casual relationship of parental bonding with bullying in schools, mediated bypersonality characteristics and student-teacher relationship quality. 200 second-grade male high-school students in ahvaz were selected using multi-stage random sampling method. the data were collected by the parental bonding instrument (pbi), neo-personality inventory-re...