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the ameloblastic carcinoma is a rare malignant counterpart of the ameloblastoma. ameloblastic carcinoma is a malignant lesion with characteristic histologic features and behavior that dictates a more aggressive surgical approach than that of a simple ameloblastoma. however, reliable evidence of its biologic activity is currently unavailable due to the scarcity of well-documented cases. we prese...

Past research has shown that adolescent peer groups make a significant contribution to shaping behavior but less is known about the role of peer groups in adolescent dating relationships. This longitudinal study examined the contribution of aggressive peer group norms on relationship quality and dating violence among dating adolescents. At the beginning of the school year (T1) and 6 months late...

The purpose of the study was to find out the comparison of aggressive Behaviour and adjustment variables of sports and non-sports persons of Hisar District. The samples of the study was conducted on 250 male subjects (125 sports persons and 125 nonsports persons) were tested for the collection of data who had participated at least in a state level tournaments of the football games. The age rang...

Social exclusion increases aggressive behaviour, and the possible neuroendocrine underpinnings of the effect are largely unknown. Here, we examined the extent to which testosterone and cortisol responses to social exclusion would predict subsequent reactive aggression. Men were randomly assigned to a social exclusion (SE) or inclusion (SI) condition of 'Cyberball', a computer ball-toss game. Ag...

Soldiers and combatants often report that committing violence can be appealing, fascinating and exciting (Elbert, Weierstall, & Schauer, 2010). This appetite for aggression was investigated in a sample of 224 former combatants from different armed groups and forces in eastern DRC. In a semistructured interview they were questioned about their military history, exposure to violence and perpetrat...

Using data from couples (N = 1,195) who participated in a large community-based study of families, we used maternal reports of parental discipline to examine mothers' and fathers' use of and patterns related to aggressive and nonviolent discipline of their 3-year-old child. First, we separately examined mothers' and fathers' patterns, or classes, of disciplinary behaviors. Second, we identified...

The current 5-year accelerated longitudinal investigation modeled the developmental trajectories of aggressive behaviors in 10,107 predominantly minority (>70%; African American, American Indian, Asian American, and Hispanic) children and early adolescents (Kindergarten through 8th grade, 49% female youth) from lower to lower-middle socioeconomic strata. Based on a two-part latent growth model,...

Relations of overt and relational aggression with perceived popularity among children and early adolescents were examined in 2 studies (Ns = 607 and 1,049). Among older youths, positive concurrent relations found between overt aggression and perceived popularity became nonsignificant when relational aggression was controlled, whereas positive associations found between relational aggression and...