1,897 research outputs found

    Exploration Of Healthy Eating Education And Consumption Of Various Foods Of College Students In A Small Liberal Arts College

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    Overweight and obesity are major risk factors for a number of chronic diseases, including diabetes, cardiovascular diseases and cancer (World Health Organization, 2011; National Institutes of Health, 1998). Children with high BMI often become obese adults (Serdula, Ivery, Coates, Freedman, Williamson, & Byers, 1993). According to the World Health Organization (2011), obesity is preventable. While it is well known that obesity can be prevented, it often is not. This article examines how healthy eating education has an impact on food choices of college students in a liberal arts college in Northeastern Pennsylvania. The researchers will discuss the implications for educators, administrators, and researchers. Findings, conclusions, and recommendations will be presented

    An Analysis Of Initial Global Citizenship In A Liberal Arts College In Northeastern Pennsylvania

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    There are an increasing number of organizations conducting business in the global environment (Hill, 2011). Expatriate employees are frequently used and are critical for success in these assignments (Carpenter, Sanders, & Gregersen, 2000). Adjusting to a foreign culture is one reason for high failure rates of expatriates (Garonzik, Brockner & Siegel, 2000). According to Morais and Ogden (2010), there is a need to measure global citizenship in a way that can validate the outcomes of a study abroad experience, specifically, and the development of a global citizen, generally. College and University Study Abroad programs introduce students to global cultures and citizenship; however, college graduates are not prepared to enter the global workforce (Hunter, 2011). This article analyzes and measures initial global citizenship in a liberal arts college in Northeastern Pennsylvania. This study utilizes the Global Citizenship Scale to explore the initial levels of social responsibility, global competence and global civic engagement (Morais & Ogden, 2010). The researchers will discuss the implications for educators, administrators, and researchers. Findings, conclusions, and recommendations will be presented

    CORRELATIONS AMONG GRAIN CHARACTERISTICS USED TO DETERMINE THE EFFECTS OF ROUGH RICE STORAGE TIME AND TEMPERATURE ON AROMATIC RICE QUALITY

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    Summary statistics and corresponding Spearman correlation coefficients are illustrated for various subsets of aromatic rough rice storage time and temperature data from (a) the College Station texture sensory panel, (b) the New Orleans aroma and flavor sensory panel, and (c) the Beaumont USDA-ARS Rice Quality Laboratory. These correlations represent the inclinations of seemingly-related measures of several attributes to "move together," acting as an indicator of their associations with or impacts on one another.Crop Production/Industries,

    A Study of AIDS Policies as Reported by Practical Nursing Programs of Indiana

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    Many of the nation’s nursing schools have yet to develop AIDS policies. Without such policy implementation, nursing educators face many problems. A recent study of nursing programs in Nebraska revealed that none of the schools’ policies met all of the twenty-one criteria set forth by the Centers for Disease Control (CDC) and the American College Health Association (ACHA). The purposes of this study were to determine how many of Indiana’s practical nursing programs have created or implemented AIDS policies and to compare and contrast those policies with the criteria set by Witmer (1992), the CDC, and the ACHA. A self-reporting questionnaire was sent to 24 practical nursing programs in Indiana. Of the 24 surveys mailed, 13 (54%) were returned. All of the submitted policies were deficient in meeting the suggested criteria set forth by the CDC and the ACHA

    CORRELATIONS AMONG GRAIN CHARACTERISTICS USED TO DETERMINE THE EFFECTS OF MILLED RICE STORAGE TIME AND TEMPERATURE ON AROMATIC RICE QUALITY

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    Summary statistics and corresponding Spearman correlation coefficients are illustrated for various subsets of aromatic milled rice storage time and temperature data from (a) the College Station texture sensory panel, (b) the New Orleans aroma and flavor sensory panel, and (c) the Beaumont USDA-ARS Rice Quality Laboratory. These correlations represent the inclinations of seemingly-related measures of several attributes to "move together," acting as an indicator of their associations with or impacts on one another.Crop Production/Industries,

    Toward integrated conservation of North America's crop wild relatives

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    North America harbors a rich native flora of crop wild relatives—the progenitors and closely related species of domesticated plants—as well as a range of culturally significant wild utilized plants. Despite their current and potential future value, they are rarely prioritized for conservation efforts; thus many species are threatened in their natural habitats, and most are underrepresented in plant genebanks and botanical gardens. Further coordination of efforts among land management, botanical, and agricultural science organizations will improve conservation and general public awareness with regard to these species. We present examples of productive collaborations focused on wild cranberries (Vaccinium macrocarpon and Vaccinium oxycoccos) and chile peppers (Capsicum annuum var. glabriusculum). We then discuss five shared priorities for further action: (1) understand and document North America's crop wild relatives and wild utilized plants, (2) protect threatened species in their natural habitats, (3) collect and conserve ex situ the diversity of prioritized species, (4) make this diversity accessible and attractive for plant breeding, research, and education, and (5) raise public awareness of their value and the threats to their persistence

    Abnormal bone mineral accrual in adolescent girls with anorexia nervosa

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    Anorexia nervosa (AN) is increasingly common in adolescent girls and occurs at a time of peak bone mass formation. Osteopenia is common in adolescent girls with AN, and in a cross-sectional study, we have reported low bone formation markers in such girls. To determine the impact of chronic undernutrition on bone mineral accrual in contrast to healthy controls, we prospectively measured bone mineral density (BMD) and body composition by dual energy x-ray absorptiometry, bone metabolism markers, and nutritional and hormonal status at baseline, 6 months, and 12 months in 19 adolescent girls with AN (mean +/- SEM, 15.4 +/- 0.4 yr) and 19 controls of comparable chronological and skeletal age. Overall, nutritional status in subjects with AN improved (mean percentage increase in body mass index from baseline, 9.2 +/- 1.9% and 15.2 +/- 2.6% at 6 and 12 months, respectively), with 11 subjects having recovered weight at 12 months. However, lumbar BMD at 12 months (AN, 0.88 +/- 0.02 g/cm(2), vs. control, 0.98 +/- 0.03 g/cm(2); P = 0.008) remained significantly reduced in AN compared with controls, even in recovered subjects. This was due to significant increases in lumbar BMD in controls vs. no change in AN subjects over the year (0.003 +/- 0.001 g/cm(2).month vs. 0.000 +/- 0.001 g/cm(2).month, respectively; P = 0.04). The most significant determinant of change in lumbar BMD at 12 months was change in lean body mass in both AN (r = 0.62; P = 0.008) and control (r = 0.80; P = 0.0006) groups. There were significant increases in surrogate markers of bone turnover in subjects with AN compared with controls as assessed by osteocalcin (AN, 0.9 +/- 0.4 micro g/liter.month, vs. control, -1.1 +/- 0.4 micro g/liter.month; P = 0.0007), bone-specific alkaline phosphatase (AN, 0.6 +/- 0.5 U/liter.month, vs. control, -1.5 +/- 0.4 U/liter.month; P = 0.002), deoxypyridinoline [AN, 0.1 +/- 0.1 nmol/mmol creatinine (cr).month, vs. control, -0.4 +/- 0.1 nmol/mmol cr.month; P = 0.005], and N-telopeptide (AN, 4 +/- 4 nmol BCE/mmol cr/month, vs. control, -9 +/- 4 nmol BCE/mmol cr/month; P = 0.01). Changes in IGF-I levels over the year were highly correlated with changes in bone turnover over the same period in AN (osteocalcin, r = 0.77; P = 0.001; deoxypyridinoline, r = 0.66; P = 0.01). A rise in N-telopeptide over the year was correlated with an increase in all bone mineral measures, including lumbar bone mineral content (r = 0.58; P = 0.03) and BMD (r = 0.53; P = 0.05) and total bone mineral content (r = 0.69; P = 0.006) and BMD (r = 0.69; P = 0.006) in the AN group. Therefore, despite recovery over 1 yr, poor bone mineral accrual persists in adolescent girls with AN in contrast to rapid bone accrual in healthy girls. Normalization of bone turnover markers occurs in association with nutritional recovery and an increase in the nutritionally dependent bone trophic factor IGF-I. A rise in bone turnover markers may be an early indicator of increase in BMD in recovering girls with AN

    Sizing the Protein Translocation Pathway of Colicin Ia Channels

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    The bacterial toxin colicin Ia forms voltage-gated channels in planar lipid bilayers. The toxin consists of three domains, with the carboxy-terminal domain (C-domain) responsible for channel formation. The C-domain contributes four membrane-spanning segments and a 68-residue translocated segment to the open channel, whereas the upstream domains and the amino-terminal end of the C-domain stay on the cis side of the membrane. The isolated C-domain, lacking the two upstream domains, also forms channels; however, the amino terminus and one of the normally membrane-spanning segments can move across the membrane. (This can be observed as a drop in single-channel conductance.) In longer carboxy-terminal fragments of colicin Ia that include ≤169 residues upstream from the C-domain, the entire upstream region is translocated. Presumably, a portion of the C-domain creates a pathway for the polar upstream region to move through the membrane. To determine the size of this translocation pathway, we have attached “molecular stoppers,” small disulfide-bonded polypeptides, to the amino terminus of the C-domain, and determined whether they could be translocated. We have found that the translocation rate is strongly voltage dependent, and that at voltages ≥90 mV, even a 26-Å stopper is translocated. Upon reduction of their disulfide bonds, all of the stoppers are easily translocated, indicating that it is the folded structure, rather than some aspect of the primary sequence, that slows translocation of the stoppers. Thus, the pathway for translocation is ≥26 Å in diameter, or can stretch to this value. This is large enough for an α-helical hairpin to fit through

    Withaferin a alone and in combination with Cisplatin suppresses growth and metastasis of ovarian cancer by targeting putative cancer stem cells.

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    Currently, the treatment for ovarian cancer entails cytoreductive surgery followed by chemotherapy, mainly, carboplatin combined with paclitaxel. Although this regimen is initially effective in a high percentage of cases, unfortunately within few months of initial treatment, tumor relapse occurs because of platinum-resistance. This is attributed to chemo-resistance of cancer stem cells (CSCs). Herein we show for the first time that withaferin A (WFA), a bioactive compound isolated from the plant Withania somnifera, when used alone or in combination with cisplatin (CIS) targets putative CSCs. Treatment of nude mice bearing orthotopic ovarian tumors generated by injecting human ovarian epithelial cancer cell line (A2780) with WFA and cisplatin (WFA) alone or in combination resulted in a 70 to 80% reduction in tumor growth and complete inhibition of metastasis to other organs compared to untreated controls. Histochemical and Western blot analysis of the tumors revealed that inclusion of WFA (2 mg/kg) resulted in a highly significant elimination of cells expressing CSC markers - CD44, CD24, CD34, CD117 and Oct4 and downregulation of Notch1, Hes1 and Hey1 genes. In contrast treatment of mice with CIS alone (6 mg/kg) had opposite effect on those cells. Increase in cells expressing CSC markers and Notch1 signaling pathway in tumors exposed to CIS may explain recurrence of cancer in patients treated with carboplatin and paclitaxel. Since, WFA alone or in combination with CIS eliminates putative CSCs, we conclude that WFA in combination with CIS may present more efficacious therapy for ovarian cancer
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