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4° vs. 6.3 ± 7.8° using the training datasets compared to 12.96 ± 6.68 vs. 5.83 ± 9.2 using the thousand virtual femurs. No significant differences were found in canal flare indexes. The proposed methodology is a valuable tool for automatically generating a large specific population of femurs, targeting specific patients, supporting implant design and femoral reconstructive surgery.Pneumococcal diseases are the first cause of bacterial infections in adult and in the aged adult. While its considerable morbi-mortality is potentially preventable through vaccination, the interest of anti-pneumococcal vaccination in these populations is still debated. Effectiveness appraisal of current anti-pneumococcal vaccines and the perspectives in terms of preventive strategies against Streptococcus pneumoniae infections in the adult population are presented.
Animal studies and human studies in small selected populations have shown a positive association between nicotine smoking and resting energy expenditure (REE), but data in large cohorts are lacking. We aimed to investigate the association between smoking behavior and REE in a large, population-based study.
Population-based cross-sectional study.
In this cross-sectional analysis of baseline measurements from the Netherlands Epidemiology of Obesity (NEO) study (n=6673), we included participants with REE measurement by indirect calorimetry who were not using lipid or glucose lowering drugs (n=1189). We used linear regression analysis to examine the association of smoking status (never, former, occasional, current smoker) and smoking quantity (pack years) with REE per kilogram (kg) fat free mass (FFM) and with REE adjusted for FFM. Models were adjusted for age, sex, ethnicity, educational level, physical activity, energy intake and body mass index (BMI).
Mean (standard deviation, SD) age was 55.2 (5.9) years and BMI was 26.3 (4.4) kg/m(2). 60% of the participants were women. Mean (SD) REE/FFM (kcal/day/kg FFM) was for male never smokers 25.1 (2.0), male current smokers 26.4 (2.8), female never smokers 28.9 (2.5) and female current smokers 30.1 (3.7). After adjustment, only current smokers had a higher REE/FFM (mean difference 1.28, 95% CI 0.64, 1.92), and a higher REE adjusted for FFM (mean difference 60.3 kcal/day, 95% CI 29.1, 91.5), compared with never smokers. There was no association between pack years and REE/FFM (mean difference -0.01, 95% CI -0.06, 0.04) or REE adjusted for FFM (mean difference 0.2, 95% CI -2.4, 2.8) in current smokers.
Current smoking is associated with a higher resting energy expenditure compared with never smoking in a large population-based cohort.
Current smoking is associated with a higher resting energy expenditure compared with never smoking in a large population-based cohort.Despite the controversies, estrogen receptor-negative/progesterone receptor-positive (ER-/PR+) breast cancers have a reported incidence of 1% to 4%. These tumors are less well defined, and it is unclear whether ER-/PR+ represents a distinct subtype. Thus, we analyzed 5374 consecutive breast cancers to characterize the clinicopathological features of this underrecognized subset of tumors. The ER-/PR+ tumors, constituting 2.3% of the total, were mostly high grade and significantly seen in younger patients and African American women when compared with the ER+/PR+ and ER+/PR- groups, but similar to that of ER-/PR- phenotype (P less then .0001). A significantly prolonged relapse-free survival (RFS) was associated with the ER+/PR+ subtype when compared with the ER+/PR- (P = .0002) or ER-/PR+ (P = .0004) tumors, whereas all 3 groups showed a superior outcome to that of the ER-/PR- phenotype. In the subset of patients receiving endocrine therapy, those with ER+/PR+ tumors had a significantly prolonged RFS (P = .001) and disease-specific survival (P = .005) when compared with the group with an ER+/PR- phenotype, but did not significantly differ from those with ER-/PR+ tumors. No significant survival advantage was found between the ER+/PR- and ER-/PR+ tumors in any group of patients analyzed. Furthermore, a higher PR expression was associated with a favorable RFS and disease-specific survival in the patients with ER-/PR+ tumors. Therefore, the ER-/PR+ tumors demonstrate a similar, if not higher than, response rate to endocrine therapy when compared with the ER+/PR- tumors and thus are important to identify. Routine PR testing remains necessary in assisting clinical decision making in the pursuit of precision medicine.
This study aims to evaluate the relationship between the expressions of autophagy-related genes Raptor, Rictor, and Beclin1 and the expression of multidrug resistance (MDR) gene in colorectal cancer (CRC) patients. Immunohistochemistry and real-time polymerase chain reaction were used to detect the protein and messenger RNA expressions of mammalian target of rapamycin (mTOR), Raptor, Rictor, Beclin1, light chain 3 (LC3), and MDR-1 in 279 CRC specimens. Patients were followed up annually by telephone or at an outpatient clinic. Results revealed that the protein and messenger RNA expressions of Beclin1, LC3, mTOR, Raptor, Rictor, and MDR-1 in CRC are significantly higher than in adjacent tissues. LC3 expression in poorly differentiated CRC is higher than that in well-differentiated CRC, and the expression of mTOR, Raptor, Rictor, and LC3 in lymph node metastasis is higher than that obtained in the absence of lymph node metastasis. The expression of LC3 is positively correlated with those of Beclin1 and Rictor and negatively correlated with Raptor and mTOR in CRC. The expression of Raptor is negatively correlated with Rictor. The expression of MDR-1 is positively correlated with those of Beclin1, LC3, and Rictor and negatively correlated with Raptor and mTOR. Kaplan-Meier analysis revealed that the 5-year survival rate of patients without lymph node metastasis; positive expression of Rictor, Beclin1, and LC3; and negative expression of Raptor and mTOR were higher than those with these characteristics. To conclude, the expressions of Beclin1, Raptor, and Rictor are related to the development and progression of colorectal carcinoma and MDR. (
2014-009-01.).
2014-009-01.).Retinoid-interferon-induced mortality-19 (GRIM-19), a recently discovered cell death regulatory gene, may function as a tumor suppressor in many human malignancies. However, the expression of GRIM-19 in and its prognostic value for patients with colorectal cancer (CRC) have not been well investigated to date. Here, GRIM-19 expression was measured immunohistochemically in 94 colon samples and by quantitative real-time reverse transcriptase polymerase chain reaction in 15 paired CRC tissues and adjacent normal tissues. The prognostic significance was assessed using Kaplan-Meier survival estimates and log-rank tests. Our results showed that GRIM-19 mRNA and protein levels in adenoma tissues were similar to those in adjacent normal tissues. However, GRIM-19 expression was severely depressed in carcinomas compared to matched normal tissues (P = .000). Additionally, we found GRIM-19 to be located in both the cytoplasm and nucleus in normal tissues but only in the cytoplasm in CRC tissues. Alteration in GRIM-19 expression occurs early in the pathogenesis of CRC; moreover, low GRIM-19 expression was associated with poor tumor differentiation (P = .013), the presence of lymph nodes (P = .000), metastasis to other organs (P = .045) and vascular invasion (P = .010). During a mean period of 40 months follow-up, patients without GRIM-19 had a statistically significantly lower rate of recurrence/metastasis (P less then .05) and a shorter overall survival time (P less then .01) than the patients with GRIM-19 expression. Taken together, GRIM-19 expression is closely associated with CRC progression and might be a very promising prognostic biomarker for CRC patients.
Short sleep duration has been reported to be inversely associated with risk of obesity.
The effects of sleep duration on obesity-related variables and the interaction of sleep duration and dietary macronutrients consumption on risk of obesity were analysed in 14,111 subjects aged 20-79 from the Korean National Health and Nutrition Examination Survey.
Sleep restriction to less than 7h per day resulted in higher body mass index, plasma triglyceride level, and obesity prevalence for women, but not for men. Protein intake was significantly lower in subjects with lower sleep duration for both men and women. The subjects with short sleep duration were significantly higher fat consumption for men, whereas carbohydrate consumption for women. Among subjects whose carbohydrate consumption was above the median, subjects with sleep duration of less than 7h per day increased their odds of being obese (OR=1.255, 95% CI 1.073-1.476, P<0.001) compared to subjects with sleep duration more than 7h per day for women.
Our results showed that sleep duration positively correlated with protein consumption, but negatively correlated with carbohydrate consumption, which might lead to high risk of obesity for women. Also, our findings support a significant association between sleep duration and obesity-related variables and this association has been potentially modified by dietary macronutrients consumption in women subjects.
Our results showed that sleep duration positively correlated with protein consumption, but negatively correlated with carbohydrate consumption, which might lead to high risk of obesity for women. CD532 Also, our findings support a significant association between sleep duration and obesity-related variables and this association has been potentially modified by dietary macronutrients consumption in women subjects.Long noncoding RNAs (lncRNAs) are ≥200 nt long, abundant class of non-protein coding RNAs that are transcribed in complex, sense- and antisense patterns from the intergenic and intronic regions of mammalian genome. Mammalian central nervous system constitutes the largest repertoire of noncoding transcripts that are known to be expressed in developmentally regulated and cell-type specific manners. Although many lncRNAs, functioning in the brain development and diseases are known, none involved in brain aging has been reported so far. Here, we report involvement of a novel, repeat sequence (simple repeats and SINES)-containing, trans-spliced, long intergenic non-protein coding RNA (lincRNA), named as LINC-RBE (rat brain expressed transcript) involved in maturation and aging of mammalian brain. The LINC-RBE is strongly expressed in the rat brain and the upstream/downstream sequences of its DNA in the chromosome 5 contain binding sites for many cell growth, survival and development-specific transcriptional factors. Through RT-PCR and RNA in situ hybridization, LINC-RBE was found to be expressed in an age-dependent manner with significantly higher level of expression in the brain of adult (16 weeks) compared to both immature (4 weeks) and old (70 weeks) rats. Moreover, the expression pattern of the LINC-RBE showed distinct association with the specific neuro-anatomical regions, cell types and sub-cellular compartments of the rat brain in an age-related manner. Thus, its expression increased from immature stage to adulthood and declined further in old age. This is a first-time report of involvement of an intergenic repeat sequence-containing lncRNA in different regions of the rat brain in an age-dependent manner.
Read More: https://www.selleckchem.com/products/cd532.html
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