38 research outputs found

    Violent behaviors and Klinefelter syndrome: Two forensic cases from the past to the future

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    Klinefelter Syndrome (KS) (XXY) is the most common sex-chromosome aberration among men. The cognitive phenotype includes language learning problems, mental retardation, and psychiatric disorders. Patients can show criminal personality and psychosocial problems. The most common offences reported are sexual abuse, arson, burglary, homicide, drug-related crimes. KS very often goes under-diagnosed. The aim of our study is to verify the hypothesis of correlation between chromosomal abnormalities and criminal behaviors through the analysis of a forensic case of uxoricide/suicide. We report the case of an old man, found dead in his cottage with a gun in the right hand. Judicial inspection demonstrated suicidal single gunshot injuries. Data analysis highlighted a personal story of uxoricide. Autopsy investigation showed the typical KS phenotype. The post-mortem clinical diagnosis was confirmed through the genetic analysis of the karyotype. The retrospective analysis of literature with this case showed a possible correlation between KS and psychiatric traits, with criminal personality and sexual disorders

    Residual peripheral blood CD26+leukemic stem cells in chronic myeloid leukemia patients during TKI therapy and during treatment-free remission

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    Chronic myeloid leukemia (CML) patients in sustained “deep molecular response” may stop TKI treatment without disease recurrence; however, half of them lose molecular response shortly after TKI withdrawing. Well-defined eligibility criteria to predict a safe discontinuation up-front are still missing. Relapse is probably due to residual quiescent TKI-resistant leukemic stem cells (LSCs) supposedly transcriptionally low/silent and not easily detectable by BCR-ABL1 qRT-PCR. Bone marrow Ph+ CML CD34+/CD38− LSCs were found to specifically co-express CD26 (dipeptidylpeptidase-IV). We explored feasibility of detecting and quantifying CD26+ LSCs by flow cytometry in peripheral blood (PB). Over 400 CML patients (at diagnosis and during/after therapy) entered this cross-sectional study in which CD26 expression was evaluated by a standardized multiparametric flow cytometry analysis on PB CD45+/CD34+/CD38− stem cell population. All 120 CP-CML patients at diagnosis showed measurable PB CD26+ LSCs (median 19.20/μL, range 0.27–698.6). PB CD26+ LSCs were also detectable in 169/236 (71.6%) CP-CML patients in first-line TKI treatment (median 0.014 cells/μL; range 0.0012–0.66) and in 74/112 (66%), additional patients studied on treatment-free remission (TFR) (median 0.015/μL; range 0.006–0.76). Notably, no correlation between BCR-ABL/ABLIS ratio and number of residual LSCs was found both in patients on or off TKIs. This is the first evidence that “circulating” CML LSCs persist in the majority of CML patients in molecular response while on TKI treatment and even after TKI discontinuation. Prospective studies evaluating the dynamics of PB CD26+ LSCs during TKI treatment and the role of a “stem cell response” threshold to achieve and maintain TFR are ongoing

    Race in America

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    Civic innovation in America: community empowerment, public policy, and the movement for civic renewal

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    In this book, two leading experts on community action provide the first scholarly examination of the civic renewal movement that has emerged in the United States in recent decades. Sirianni Friedland examine civic innovation since the 1960s as social learning in four arenas (community organizing/development, civic environmentalism, community health, and public journalism), and they link local efforts to broader networks and to the development of "public policy for democracy." They also explore the emergence of a movement for civic renewal that builds upon the civic movements in these four arenas. In contrast to some recent studies that stress broad indicators of civic decline, this study analyzes innovation as a long process of social learning within specific institutional and policy domains with complex challenges and cross-currents. It draws upon analytical frameworks of social capital, policy learning, organizational learning, regulatory culture, democratic theory, and social movement theory. The study is based upon interviews with more than 400 innovative practitioners, as well as extensive field observation, case study, action research, and historical analysis

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