146 research outputs found

    Impact of Adolescent Social Isolation on Adult, Binge-Like Ethanol Consumption and Plasma Corticosterone in High-Alcohol-Preferring Mice

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    Adolescent stress exposure increases the likelihood of alcohol misuse and alcohol use disorder (AUD) in adulthood; however, it is not clear how genetic and environmental factors interact to increase risk. Th is study examined how adolescent social isolation affects adult binge-like ethanol drinking and levels of the stress hormone corticosterone in male and female mice with a genetic predisposition toward high alcohol preference (HAP). Twenty-eight HAP mice were separated into group-housed (GH) and socially isolated (SI) conditions (n = 13, 13). Binge drinking was assessed using a drinking in the dark (DID) procedure. Blood samples were taken before DID and after the 4th (last) day of DID. Overall, adolescent social isolation increased adult binge drinking in a sex-and time-dependent manner. Analysis of Hour 1 intake across the 4 days indicated that SI males drank significantly more than GH males, and this was not the case in females. Th ere was no significant effect of housing for Hour 2. On Day 4, after 2 hours of consumption, social isolation increased drinking regardless of sex. Plasma corticosterone (CORT) levels decreased following drinking, but there were no sex or housing group differences. Th ere were correlations between CORT levels and drinking, but only for SI females. These findings demonstrate that adolescent social isolation promotes binge-like drinking in both male and female adult mice with a genetic predisposition for high alcohol preference; however, this relationship is time-dependent, and males may be more sensitive than females to social isolation stress. Additionally, corticosterone levels change with regard to binge-drinking and sex

    Alien Registration- Cullins, Alton (Bridgewater, Aroostook County)

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    https://digitalmaine.com/alien_docs/26132/thumbnail.jp

    Alien Registration- Cullins, Mildred (Bridgewater, Aroostook County)

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    https://digitalmaine.com/alien_docs/22688/thumbnail.jp

    Origin of American Negro folksongs

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    Thesis (M.A.)--Boston University, 1942. This item was digitized by the Internet Archive

    Nurses\u27 Perceptions of Patient Encounters During Bariatric Weight Loss Surgery Education

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    Many researchers have suggested positive patient-health provider relationships can positively impact patient outcomes. A few focused explicitly on bariatric weight loss surgery (BWLS) professional-patient interactions. This study is significant because BWLS is a recommended tool to combat obesity. The purpose of this study was to analyze the perceptions of BWLS education nurses regarding their patient encounters. This mixed methods research study used an online survey combining quantitative Likert scale questions and open-ended qualitative questions, with social cognitive theory as the theoretical foundation. These explored viewpoints relate to their patient relations expressed by a health professional. Health professional beliefs incorporated into patient interactions has merit within BWLS continuum from presurgery requirements, to the procedure, and post-surgery lifestyle. Many respondents are employed in obesity services programs and received \u27snowballs\u27 from other contacted health professionals. The analyzed written response word clouds favor patient-focused care. Participation reluctance by not answering or skipping short answer perspective questions was a quantitative trend. Data revealed survey specific noticeable qualitative tendencies favorable toward patient-centered care and patient health accountability. The anticipated positive social change is a better understanding of issues surrounding the choice for and against BWLS and improved healthcare and health professional-patient communications

    Effectiveness of medical abortion with mifepristone and buccal misoprostol through 59 gestational days

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    BACKGROUND: From 2001 to March 2006, Planned Parenthood Federation of America (Planned Parenthood) health centers throughout the United States provided medical abortions principally by a regimen of oral mifepristone, followed 24-48 h later by vaginal misoprostol. In late March 2006, analyses of serious uterine infections following medical abortions led Planned Parenthood to change the route of misoprostol administration and to employ additional measures to minimize subsequent serious uterine infections. In August 2006, we conducted an extensive audit of medical abortions with the new buccal misoprostol regimen so that patients could be given accurate information about the success rate of the new regimen. OBJECTIVES: We sought to evaluate the effectiveness of the buccal medical abortion regimen and to examine correlates of its success during routine service delivery. METHODS: In 2006, audits were conducted in 10 large urban service points to estimate the success rates of the buccal regimen. Success was defined as medical abortion without vacuum aspiration. These audits also permitted estimates of success rates with oral misoprostol following mifepristone in a subset in which 98% of the subjects stemmed from two sites. RESULTS: The effectiveness of the buccal misoprostol-mifepristone regimen was 98.3% for women with gestational ages below 60 days. The oral misoprostol-mifepristone regimen, used by 278 women with a gestational age below 50 days, had a success rate of 96.8%. CONCLUSION: In conjunction with 200 mg of mifepristone, use of 800 mcg of buccal misoprostol up to 59 days of gestation is as effective as the use of 800 mcg of vaginal misoprostol up to 63 days of gestation.http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3766037/?tool=pubme

    Breast Cancer and Pregnancy: Current Concepts in Diagnosis and Treatment

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    This review evaluates the available data to help guide patients and caregivers when developing treatment plans for women diagnosed with breast cancer during pregnancy

    Modulation of collagen-induced arthritis by adenovirus-mediated intra-articular expression of modified collagen type II

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    INTRODUCTION: Rheumatoid arthritis (RA) is a systemic disease manifested by chronic inflammation in multiple articular joints, including the knees and small joints of the hands and feet. We have developed a unique modification to a clinically accepted method for delivering therapies directly to the synovium. Our therapy is based on our previous discovery of an analog peptide (A9) with amino acid substitutions made at positions 260 (I to A), 261 (A to B), and 263 (F to N) that could profoundly suppress immunity to type II collagen (CII) and arthritis in the collagen-induced arthritis model (CIA). METHODS: We engineered an adenoviral vector to contain the CB11 portion of recombinant type II collagen and used PCR to introduce point mutations at three sites within (CII(124-402, 260A, 261B, 263D)), (rCB11-A9) so that the resulting molecule contained the A9 sequence at the exact site of the wild-type sequence. RESULTS: We used this construct to target intra-articular tissues of mice and utilized the collagen-induced arthritis model to show that this treatment strategy provided a sustained, local therapy for individual arthritic joints, effective whether given to prevent arthritis or as a treatment. We also developed a novel system for in vivo bioimaging, using the firefly luciferase reporter gene to allow serial bioluminescence imaging to show that luciferase can be detected as late as 18 days post injection into the joint. CONCLUSIONS: Our therapy is unique in that we target synovial cells to ultimately shut down T cell-mediated inflammation. Its effectiveness is based on its ability to transform potential inflammatory T cells and/or bystander T cells into therapeutic (regulatory-like) T cells which secrete interleukin (IL)-4. We believe this approach has potential to effectively suppress RA with minimal side effects

    Fluorometric analysis of endocytosis and lysosomal proteolysis in the rat visceral yolk sac during whole embryo culture

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    Using spectrofluorimetry and fluorescence microscopy, we analyzed the uptake and degradation of fluorescein isothiocyanate-conjugated bovine serum albumin (FITC-albumin) by the rat visceral yolk sac (VYS) during whole embryo culture. Rat conceptuses exposed continuously to FITC-albumin had linear increases of both acid-soluble and acid-insoluble FITC fluorescence in the VYS. Smaller amounts of FITC fluorescence that were nearly all acid soluble accumulated in the extraembryonic fluid, while the embryo proper did not accumulate a significant amount of fluorescence. During a chase period following a pulse exposure to FITC albumin, FITC fluorescence in the VYS decreased linearly, while that in the extraembryonic fluid and culture medium increased. Addition of proteinase inhibitors to the culture medium together with FITC-albumin increased acid-insoluble FITC-fluorescence in the VYS tissue but decreased acid-soluble fluorescent degradation products in the yolk sac, extraembryonic fluid, and the culture medium. Fluorescence microscopy of yolk sacs exposed to FITC-albumin revealed that the fluorescence was localized in apical vacuoles of the yolk sac epithelium and decreased substantially during a chase period. In conceptuses exposed to proteinase inhibitors, the yolk sac epithelium had enlarged vacuoles containing FITC-fluorescence whose clearance in pulse-chase experiments was effectively blocked. Overall, these data suggest that FITC-albumin resembles 125 I-albumin in its processing by the VYS and that the fluorescent protein is an attractive alternative tracer molecule for studies of the effects of embryotoxicants on yolk sac function during whole embryo culture. Teratology 56:201–209, 1997. © 1997 Wiley-Liss, Inc.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/38174/1/3_ftp.pd

    Breast cancer in young women and its impact on reproductive function

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    BACKGROUND: Breast cancer is the most common cancer in women in developed countries, and 12% of breast cancer occurs in women 20-34 years. Survival from breast cancer has significantly improved, and the potential late effects of treatment and the impact on quality of life have become increasingly important. Young women constitute a minority of breast cancer patients, but commonly have distinct concerns and issues compared with older women, including queries regarding fertility, contraception and pregnancy. Further, they are more likely than older women to have questions regarding potential side effects of therapy and risk of relapse or a new primary. In addition, many will have symptoms associated with treatment and they present a management challenge. Reproductive medicine specialists and gynaecologists commonly see these women either shortly after initial diagnosis or following adjuvant therapy and should be aware of current management of breast cancer, the options for women at increased genetic risk, the prognosis of patients with early stage breast cancer and how adjuvant systemic treatments may impact reproductive function. METHODS: No systematic literature search was done. The review focuses on the current management of breast cancer in young women and the impact of treatment on reproductive function and subsequent management. With reference to key studies and meta-analyses, we highlight controversies and current unanswered questions regarding patient management. RESULTS: Chemotherapy for breast cancer is likely to negatively impact on reproductive function. A number of interventions are available which may increase the likelihood of future successful pregnancy, but the relative safety of these interventions is not well established. For those who do conceive following breast cancer, there is no good evidence that pregnancy is detrimental to survival. We review current treatment; effects on reproductive function; preservation of fertility; contraception; pregnancy; breastfeeding and management of menopausal symptoms following breast cancer. CONCLUSION: This paper provides an update on the management of breast cancer in young women and is targeted at reproductive medicine specialists and gynaecologists
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