18 resultados para Dudeck, Diane


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Entire issue (large pdf file) Articles include: Applying the Strengths Perspective to Increase Safety and Well-Being: Views from Families and Providers. Diane DePanfilis, Joshua Okundaye, Esta Glazer-Semmel, Lisa Kelly, and Joy Swanson Ernst Changing Tides and Changing Focus: Mapping the Challenges and Successes of One State's Implementation Of the Adoption and Safe Families Act of 1997. Scottye J. Cash, Scott D. Ryan, and Alison Glover Promising Practices to Engage Families and Support Family Preservation. Marianne Berry Implementing Intensive Family Preservation Services: A Case of lnfidelity. Raymond S. Kirk, Kellie Reed-Ashcrafi, and Peter J. Pecora Supporting Families through Short-Term Foster Care: An Essay Review. Anthony Maluccio Failed Child Welfare Policy: An Essay Review. Anthony Maluccio

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Black and Hispanic youth experience the largest burden of sexually transmitted infections, teen pregnancy, and childbirth (Hamilton, Martin, & Ventura, 2011). Minority youth are disporportionately more likely to sexually debut at every age and debut before the age of 13 compared to whites (Centers for Disease Control and Prevention, 2011). However, there is little known about pre-coital sexual activity or protective parental factors in early adolscent minority youth. Parental factors such as parent-child communication and parental monitoring influence adolescent sexual behaviors and pre-coital sexual behaviors in early adolescence. Three distinct methods were used in this dissertation. Study one used qualitative methods, semi-structured, in-depth, individual interviews, to explore parent-child communication in African American mother-early adolescent son dyads. Study two used quantitative methods, secondary data analysis of a cross sectional study, to conduct a moderation analysis. For study three, I conducted a systematic review of parent-based adolescent sexual health interventions. Study one found that mothers feel comfortable talking about sex with adolescents, provide a two-prong sexual health message, and want their sons to tell their when they are thinking of having sex. Study found that parental monitoring moderates the relation between parent-child communication and pre-coital sexual behaviors. Study three found that interventions use a variety of theory, methods, and strategies and that no parent-based programs target faith-based organizations, mother-son or father-daughter dyads, or parents of LGBTQ youth. Adolescent sexual health interventions should consider addressing youth-to-parent disclosure of sexual activity or intentions to debut, addressing both parent-child sexual health communication and parental monitoring, and using a theoretical framework.^

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The formation of triple helical, or triplex DNA has been suggested to occur in several cellular processes such as transcription, replication, and recombination. Our laboratory previously found proteins in HeLa nuclear extracts and in S. cerevisiae whole cell extracts that avidly bound a Purine-motif (Pu) triplex probe in gel shift assays, or EMSA. In order to identify a triplex DNA-binding protein, we used conventional and affinity chromatography to purify the major Pu triplex-binding protein in yeast. Peptide microsequencing and data base searches identified this protein as the product of the STM1 gene. Confirmation that Stm1p is a Pu triplex-binding protein was obtained by EMSA using both recombinant Stm1p and whole cell extracts from stm1Δ yeast. Stm1p had previously been identified as G4p2, a G-quartet DNA- and RNA-binding protein. To study the cellular role and identify the nucleic acid ligand of Stm1p in vivo, we introduced an HA epitope at either the N- or C-terminus of Stm1p and performed immunoprecipitations with the HA.11 mAb. Using peptide microsequencing and Northern analysis, we positively identified a subset of both large and small subunit ribosomal proteins and all four rRNAs as associating with Stm1p. DNase I treatment did not affect the association of Stm1p with ribosomal components, but RNase A treatment abolished the association with all ribosomal proteins and RNA, suggesting this association is RNA-dependent. Sucrose gradient fractionation followed by Western and EMSA analysis confirmed that Stm1p associates with intact 80S monosomes, but not polysomes. The presence of additional, unidentified RNA in the Stm1p-immunoprecipitate, and the absence of tRNAs and elongation factors suggests that Stm1p binds RNA and could be involved in the regulation of translation. Immunofluorescence microscopy data showed Stm1p to be located throughout the cytoplasm, with a specific movement to the bud during the G2 phase of the cell cycle. A dramatically flocculent, large cell phenotype is observed when Stm1p has a C-terminal HA tag in a protease-deficient strain background. When STM1 is deleted in this background, the same phenotype is not observed and the deletion yeast grow very slowly compared to the wild-type. These data suggest that STM1 is not essential, but plays a role in cell growth by interacting with an RNP complex that may contain G*G multiplex RNA. ^