71 research outputs found
Association of FTO genotype with obesity and bone health among communitydwelling adults ; Goto Island study on bone health
Bone mass is tuned by various factors, including aging, menopause, low body weight, and genetic variations. Here, we showed an independent association between a genotype on the fat mass- and obesity-associated FTO gene (#610966 on OMIM) and bone loss after adjusting for age and body mass index (BMI). A cross-sectional study was nested in a prospective observational study of 1,828 participants (median age: 69 [62-76] years in men and 68 [61-75] years in women) residing in a rural city in western Japan (Goto Island study). Participants were recruited during medical checkups in 2014 and 2016 from the community-dwelling population. The bone mass of the calcaneus was evaluated using quantitative ultrasound. The single nucleotide polymorphism (SNP) rs1421085 was genotyped using a hydrolysis probe. The chi-squared test was used to determine whether the variants were in equilibrium in this population. There were differences in medians of BMI among the genotypes (24.3 in CC, 23.0 in CT, and 22.6 in TT, P = 0.01), but not in those of bone mass. There was a significant association between the minor allele (C) and being overweight in a gene dosage-dependent manner (BMI > 25, OR per allele =1.52, 95% CI = 1.07-2.14, P = 0.02 in men, OR = 1.48, 95% CI = 1.16-1.95, P = 0.01 in women). Logistic regression analysis showed a significant protective association in male carriers of the minor allele against low bone mass (QUS T-score less than -2.0) after adjusting for age and BMI in men aged 65-75 years (OR = 0.50, 95% CI = 0.27-0.96, P = 0.036), with no significant association in women.Our study indicated an association between the genetic polymorphism of FTO and bone mass among community-dwelling men aged 65-75 years. The polymorphism may play a role in bone health with higher BMI and other beneficial functions
Transgenic perennial ryegrass plants expressing wheat fructosyltransferase genes accumulate increased amounts of fructan and acquire increased tolerance on a cellular level to freezing
The accumulation of fructan in grasses during autumn is linked to winter hardiness. Genetic manipulation of the accumulation of fructan could be an important molecular breeding strategy for the improvement of winter hardiness in grasses. We produced transgenic perennial ryegrass (Lolium perenne) plants that overexpress wheat fructosyltransferase genes, wft1 and wft2, which encode sucroseâfructan 6-fructosyltransferase (6-SFT) and sucroseâsucrose 1-fructosyltransferase (1-SST), respectively, under the control of CaMV 35S promoter using a particle bombardment-mediated method of transformation. Significant increases in fructan content were detected in the transgenic perennial ryegrass plants. A freezing test using the electrical conductivity method indicated that transgenic plants that accumulated a greater amount of fructan than non-transgenic plants have increased tolerance on a cellular level to freezing. The results suggest that the overexpression of the genes involved in fructan synthesis serves as a novel strategy to produce freezing-tolerant grasses
Comparative study of transgenic Brachypodium distachyon expressing sucrose:fructan 6-fructosyltransferases from wheat and timothy grass with different enzymatic properties
Fructans can act as cryoprotectants and contribute to freezing tolerance in plant species, such as in members of the grass subfamily Pooideae that includes Triticeae species and forage grasses. To elucidate the relationship of freezing tolerance, carbohydrate composition and degree of polymerization (DP) of fructans, we generated transgenic plants in the model grass species Brachypodium distachyon that expressed cDNAs for sucrose:fructan 6-fructosyltransferases (6-SFTs) with different enzymatic properties: one cDNA encoded PpFT1 from timothy grass (Phleum pratense), an enzyme that produces high-DP levans; a second cDNA encoded wft1 from wheat (Triticum aestivum), an enzyme that produces low-DP levans. Transgenic lines expressing PpFT1 and wft1 showed retarded growth; this effect was particularly notable in the PpFT1 transgenic lines. When grown at 22 A degrees C, both types of transgenic line showed little or no accumulation of fructans. However, after a cold treatment, wft1 transgenic plants accumulated fructans with DP = 3-40, whereas PpFT1 transgenic plants accumulated fructans with higher DPs (20 to the separation limit). The different compositions of the accumulated fructans in the two types of transgenic line were correlated with the differences in the enzymatic properties of the overexpressed 6-SFTs. Transgenic lines expressing PpFT1 accumulated greater amounts of mono- and disaccharides than wild type and wft1 expressing lines. Examination of leaf blades showed that after cold acclimation, PpFT1 overexpression increased tolerance to freezing; by contrast, the freezing tolerance of the wft1 expressing lines was the same as that of wild type plants. These results provide new insights into the relationship of the composition of water-soluble carbohydrates and the DP of fructans to freezing tolerance in plants
Decreased expression of fructosyltransferase genes in asparagus roots may contribute to efficient fructan degradation during asparagus spear harvesting
Human equilibrative nucleoside transporter 1 and Notch3 can predict gemcitabine effects in patients with unresectable pancreatic cancer
Background: Pancreatic ductal carcinoma (PDC) is one of the most lethal human carcinomas. Expression patterns of some genes may predict gemcitabine (GEM) treatment efficacy. We examined predictive indicators of survival in GEM-treated patients by quantifying the expression of several genes in pre-treatment endoscopic ultrasound-guided fine-needle aspiration (EUS-FNA) samples from patients with PDC. Methods: The expressions of human equilibrative nucleoside transporter 1 (hENT1), deoxycitidine kinase, ribonucleoside reductase 1, ribonucleoside reductase 2 and Notch3 in EUS-FNA tissue samples from 71 patients with unresectable PDC were quantified using real-time reverse transcription-polymerase chain reactions and examined for correlations with GEM sensitivity. Results: The log-rank test detected no significant differences in overall survival between GEM-treated patients with low and high mRNA levels of all genes examined. However, low Notch3 mRNA expression was significantly associated with longer overall survival in a multivariate analysis for survival (P = 0.0094). High hENT1 expression level was significantly associated with a longer time to progression (P = 0.039). Interaction tests for GEM administration and hENT1 or Notch3 mRNA expression were statistically significant (P = 0.0054 and 0.0047, respectively). Conclusion: hENT1 and Notch3 mRNA expressions in EUS-FNA specimens were the key predictive biomarkers of GEM effect and GEM sensitivity in patients with unresectable PDC
Decreased expression of fructosyltransferase genes in asparagus roots may contribute to efficient fructan degradation during asparagus spear harvesting
Investigation of the Present Circumstances and Emergency Nursing Care System in the Emergency Department.
The purpose of this study was to examine the emergency circumstances and nursing care system in the Emergency DepartmentïŒEDïŒïŒThe subjects of the present study consisted of 181 patients and 214 their family members in the EDïŒThe patients comprised 137 non-urgent and 44 urgentïŒThe mean age of non-urgent patients was 32.6±25.6 years old and urgent patients 51.1±27.3 years oldïŒ28.2ïŒ
of 181 patients were under 15 years old and 18.8ïŒ
over 70 years of ageïŒThe mean age of family members was 41.4±12.0 years oldïŒThe family members of the urgent patients were significantly more anxious than those of the non-urgent. Conclusions were considered as follows; 1ïŒ For promoting nursing quality and systematic efficiencyïŒtelephone counseling and triage nursing should be offeredïŒ 2ïŒ It is important to support family members as well as the patients, because they suffered from a grate psychological shock. 3ïŒ Education about judgment of emergency and home nursing care should be facilitated in the community.æ¬ç 究ã§ã¯ïŒä¹å·åéšã®3ç
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A Comparison between Needs of Family Members and Nursing Careof Nurse Practitioners to the Needs in the Emergency Department
The purpose of this study was to compare needs of family members with nursing care of nurse practitioners to the needs in the Emergency Department/ Emergency Center. We investigated nurses working at the ED/EC, by sending questionnaire by mail. Based on results of needs of the emergency patients\u27 family members whom we investigated in 2000 and 2001, we set 20 items as follows; explanations, psychological aspect of the family members, physical aspect of the family members, facilities and environment, waiting time, and actions of the medical staff. The subjects of the present study were 333 emergency nurses, 11 males and 322 women, and average age was 32.8±7.9 years old. As a result of studying the nursing practice for needs of the family members, it was \u22explanation\u22 that was the highest in practice degree. However, the nursing practice degree did not necessarily accord with needs of the family members. There were two elements that were the lowest in practice degree though highest in necessity on the part of family members. The first one was the mental care to make family members \u22feel that the best care was done\u22 and the second was the positive attitude to \u22listen to family members and get rid of their anxiety about the risk of the patient.\u22 On the contrary, what was high in practice degree though low in necessity on the part of family members was to \u22deal with the anxiety and fear of the family members\u22 and to \u22care for their fatigue and health\u22 It is necessary to improve of quality of family support by feeding back the problems shown in actions and practice of nurses themselves.ææ¥æ£è
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The purpose of this study was to compare needs of family members with nursing care of nurse practitioners to the needs in the Emergency Department/ Emergency Center. We investigated nurses working at the ED/EC, by sending questionnaire by mail. Based on results of needs of the emergency patients' family members whom we investigated in 2000 and 2001, we set 20 items as follows; explanations, psychological aspect of the family members, physical aspect of the family members, facilities and environment, waiting time, and actions of the medical staff. The subjects of the present study were 333 emergency nurses, 11 males and 322 women, and average age was 32.8±7.9 years old. As a result of studying the nursing practice for needs of the family members, it was "explanation" that was the highest in practice degree. However, the nursing practice degree did not necessarily accord with needs of the family members. There were two elements that were the lowest in practice degree though highest in necessity on the part of family members. The first one was the mental care to make family members "feel that the best care was done" and the second was the positive attitude to "listen to family members and get rid of their anxiety about the risk of the patient." On the contrary, what was high in practice degree though low in necessity on the part of family members was to "deal with the anxiety and fear of the family members" and to "care for their fatigue and health" It is necessary to improve of quality of family support by feeding back the problems shown in actions and practice of nurses themselves.ææ¥æ£è
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