2 resultados para Alternative Conceptions. Genetic content. Cell and chromosome. Elementary school. Potentially Meaningful Teaching Unit (PMTU)

em Bioline International


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Background: Diabetes is associated with increased cardiovascular disease, mortality and morbidity. Objectives: The present study aimed at assessing fasting blood sugar (FBS) in elementary school students in Birjand, 2012. Materials and Methods: This cross-sectional and descriptive study was done on 1530 elementary school students who had been selected through multiple cluster sampling. FBS of these students was tested applying the enzymatic process. The obtained data was analyzed by means of SPSS software (v15) and statistical tests t and X2. Results: In this study, 833 girls and 697 boys were evaluated. Mean FBS of the whole study population was 86.9 ± 8.8 mg/dL; FBS was higher in boys compared to girls. FBS of 1453 (95%) children was < 100 mg/dL, the mean being 85.8 ± 6.8 mg/dL. FBS of 698 (45.6%) students of the above population was 86-99 mg/dl. It was 100-125 mg/dL in 72 (4.7%) individuals. Five (0.3%) students had FBS >126 mg/dL. Mean FBS increased in proportion to age, which was statistically significant. Conclusions: Although the prevalence of diabetes is not considerable; however, based on the relatively high portion of those children with high degree of blood glucose in the range in which the risk of diabetes and prediabetes in the following years rises dramatically, the need for further care of health authorities, an extensive screening activity, and undertaking intervening measures to prevent the epidemic of diabetes and consequently cardiovascular disease is emphasized.

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Purpose: To design and develop a new series of histone deacetylase inhibitors (FP1 - FP12) and evaluate their inhibitory activity against hydroxyacetamide (HDAC) enzyme mixture-derived HeLa cervical carcinoma cell and MCF-7. Methods: The designed molecules (FP1 - FP12) were docked using AUTODOCK 1.4.6. FP3 and FP8 showed higher interaction comparable to the prototypical HDACI. The designed series of 2-[[(3- Phenyl/substituted Phenyl-[4-{(4-(substituted phenyl)ethylidine-2-Phenyl-1,3-Imidazol-5-One}](-4H- 1,2,4-triazol-5-yl)sulfanyl]-N-hydroxyacetamide derivatives (FP1-FP12) was synthesized by merging 2- [(4-amino-3-phenyl-4H- 1, 2, 4-triazol-5-yl) sulfanyl]-N-hydroxyacetamide and 2-{[4-amino-3-(2- hydroxyphenyl)-4H-1,2, 4-triazol-5-yl]sulfanyl}-N hydroxyacetamide derivatives with aromatic substituted oxazolone. The biological activity of the synthesized molecule (FP1-FP12) was evaluated against HDAC enzyme mixture-derived HeLa cervical carcinoma cell and breast cancer cell line (MCF-7). Results: HDAC inhibitory activity of FP10 showed higher IC50 (half-maximal concentration inhibitory activity) of 0.09 μM, whereas standard SAHA molecule showed IC50 of 0.057 μM. On the other hand, FP9 exhibited higher GI50 (50 % of maximal concentration that inhibited cell proliferation) of 22.8 μM against MCF-7 cell line, compared with the standard, adriamycin, with GI50 of (-) 50.2 μM. Conclusion: Synthesis, spectral characterization, and evaluation of HDAC inhibition activity and in vitro anticancer evaluation of novel hydroxyacetamide derivatives against MCF-7 cell line have been achieved. The findings indicate the emergence of potentialanticancer compounds.