77 research outputs found

    Does soy protein supplementation affect body composition in healthy exerciser adults? A systematic review and meta-analysis of clinical trials

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    Background objectives: The effects of soy protein supplementation on anthropometric parameters and body composition indices of healthy adults is equivocal. The aims of this systematic review and meta-analysis were to assess the effects of soy protein supplementation on weight and body composition of healthy adults in clinical trial studies. Methods: A systematic search of literature was carried out on clinical trial studies in PubMed, Scopus, Cochrane's library and ISI Web of Science Direct up until November 2017. From 492 studies initially retrieved, only 8 articles with 6, 5 and 4 arms included in the meta-analysis of the effects of soy protein supplementation on body weight, Fat free mass and Fat mass, respectively, with 120 participants in the intervention group and 119 participants in the control group. Results: Results of the fixed effect model meta-analysis showed that soy protein supplementation had no significant effects on body weight (0.94 kg, 95 CI: �2.41, 4.30 kg; P = 0.58), fat-free mass (0.6 kg, 95 CI: �0.21, 1.41; P = 0.14) or fat mass (0.43 kg, 95 CI: �2.18, 3.03; P = 0.74) in healthy exercising adults. Conclusions: Results of this meta-analysis study does not confirm any significant beneficial effects of soy protein supplementation on weight and body composition in healthy adults. © 201

    Comparison of social skills of students in in-person training and online system

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    Background and Objectives:The computer is used as a powerful yet cost-effective tool in people's lives for any work or activity. The use of computers in education has increased dramatically in recent years, and computers and related technologies are now used in many schools around the world. Up to recently people should gather to learn in a specific place and time, but nowadays by the advancement of technological infrastructures and the Internet this need has vanished to a great extent. Soon everyone is able to learn anything, anywhere, at any time. This is accomplished under the umbrella of a new educational system, called e-learning. Social skills include components. Tolerance, how to react in the face of conflict, critical thinking, the decision to accept or reject an opinion and success based on logical reasons and evidence, responsibility, taking on a job or task and being accountable for it, activity Group activities, participation in group activities, duty, self-control, empathy, gaining, enriching and developing new relationships with other people in the community, respecting others, paying attention to relationships that preserve the social status of oneself and others, and finally, cooperation and coordination with the actions of others towards a common goal are components of social skills. Of all the organizations that play a key role in the socialization of individuals, educational systems are the first official place to gain social experience and the most basic element of social development of individuals because the education system of any society. It is the foundation of the social, economic, political and cultural development of that society. The purpose of this research was comparing the social skills of students under conventional training and e-learning education system. Methods:  The research method is quasi-experimental with two experimental groups. The first comparison was done using a “Pre-Test” and second comparison was also done using a “Post-Test”. A total of 48 people were randomly selected as a sample group. These two groups were similar and comparing the dependent variable was done at the same time and under the same condition.  The social skills questionnaire By Garsham & Elliot was used. The Analyze of Covariance (ANCOVA) was used for analyzing data. Findings: The results showed that there are significant differences between the two groups and e-learning environment in terms of social skills and social skills components of users of this environment has shown better performance in comparison to Face-To-Face training. Conclusion: The results of the analysis of research data indicate that the e-learning environment has a positive effect on the level of social skills and its components on students. Students in the e-learning environment scored higher than the other group in the traditional learning environment. This indicates the effectiveness of the environment designed for e-learning in the level of social skills

    The density and distribution of phytoplankton in the Persian Gulf Martyrs Lake (Chitgar Tehran)

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    Cheetgar Lake or Persian Gulf Martyrs' lake is an artificial lake in the North west of Tehran is located in district 22 of Tehran municipality. The lake covers an area of 130 hectares, which is located north of forest park Cheetgar. In south, to Tehran-Karaj highway, In north Hemmat expressway, from East to Azadegan expressway and west and from residential areas district 22 of Tehran municipality is limited. Kan River from East and Vardavard of West cheetgar Lake crossing and Kann River is the main source of water of the Cheetgar Lake now. Plankton is one of the important factors related to water quality. In this context, understanding the biological and nonbiological lake and its ecological status of a useful tool for managing sustainable exploitation with an emphasis on water quality is maintained. This study focused on phytoplankton structure, a bioticlimiting factors in phytoplankton bloom at the 5 stations between 2013 and 2014 in the Chitgar Lake. according to profile Lake after visiting five stations in the lake water body determined that Different depths are sampled. Sampling of phytoplankton is done by using a liter Ruthner sampler in layers and deep level (of a cylindrical column) were taken. Than 4% formalin fixed samples and transferred to the laboratory for quantitative and qualitative study. In laboratory planktonic samples after determining the volume and mixture, were transferred by pipette to 5ml chambers and after sufficient time to sediment, were identified and counted by inverted microscope. This study identified 35 phytoplankton taxa comprised of diatoms (12 genus), chlorophytes (15 genus), cyanophytes (4 genus), dinoflagellates (2 genus) and chrysophytes (1 genus) in the lake. The finding showed, the diatom abundance dominate (average of 2060000 ± 230000 cells.l-1) in the Chitgar lake. The annual average phytoplankton abundance was calculated as 2550000 ± 304000, with the maximum value recorded in February 2013 (4400000 ± 450000 cell. l-1). The PCA analysis displayed, the diatoms Cyclotella sp., Achnanthes sp. and Chrysophte Dinobryon sp. were dominated in the study period. Based on CCA analyses, total nitrogen and water temperature were the significant parameters to increase cyanophytes and dinoflagellates abundance in the Chitgar lake. In overall, the lowest phytoplankton abundance recorded in the Chitgar Lake as compared with other lakes which is an meso-oligotrophic category with the latest trophy state lake. Thus, it is might be increased eutrophication trend due to no management and no aquatic control in this ecosystem

    Comparison of CMS measurements with predictions at NLO applying the Parton Branching Method and PYTHIA

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    In August 2023, more than 30 students joined the Special Remote DESY summer-school to work on projects of importance for LHC experiments. In a dedicated initiative, analyses that had not been incorporated into the RIVET package were implemented and verified. Here, a brief description of the accomplished work is given, and a comparison of the measurements with predictions obtained from matched standard parton shower Monte Carlo event generators as well as with those obtained from Parton-Branching TMDs with corresponding parton showers are presented

    Role of anatomical sites and correlated risk factors on the survival of orthodontic miniscrew implants:a systematic review and meta-analysis

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    Abstract Objectives The aim of this review was to systematically evaluate the failure rates of miniscrews related to their specific insertion site and explore the insertion site dependent risk factors contributing to their failure. Search methods An electronic search was conducted in the Cochrane Central Register of Controlled Trials (CENTRAL), Web of Knowledge, Scopus, MEDLINE and PubMed up to October 2017. A comprehensive manual search was also performed. Eligibility criteria Randomised clinical trials and prospective non-randomised studies, reporting a minimum of 20 inserted miniscrews in a specific insertion site and reporting the miniscrews’ failure rate in that insertion site, were included. Data collection and analysis Study selection, data extraction and quality assessment were performed independently by two reviewers. Studies were sub-grouped according to the insertion site, and the failure rates for every individual insertion site were analysed using a random-effects model with corresponding 95% confidence interval. Sensitivity analyses were performed in order to test the robustness of the reported results. Results Overall, 61 studies were included in the quantitative synthesis. Palatal sites had failure rates of 1.3% (95% CI 0.3–6), 4.8% (95% CI 1.6–13.4) and 5.5% (95% CI 2.8–10.7) for the midpalatal, paramedian and parapalatal insertion sites, respectively. The failure rates for the maxillary buccal sites were 9.2% (95% CI 7.4–11.4), 9.7% (95% CI 5.1–17.6) and 16.4% (95% CI 4.9–42.5) for the interradicular miniscrews inserted between maxillary first molars and second premolars and between maxillary canines and lateral incisors, and those inserted in the zygomatic buttress respectively. The failure rates for the mandibular buccal insertion sites were 13.5% (95% CI 7.3–23.6) and 9.9% (95% CI 4.9–19.1) for the interradicular miniscrews inserted between mandibular first molars and second premolars and between mandibular canines and first premolars, respectively. The risk of failure increased when the miniscrews contacted the roots, with a risk ratio of 8.7 (95% CI 5.1–14.7). Conclusions Orthodontic miniscrew implants provide acceptable success rates that vary among the explored insertion sites. Very low to low quality of evidence suggests that miniscrews inserted in midpalatal locations have a failure rate of 1.3% and those inserted in the zygomatic buttress have a failure rate of 16.4%. Moderate quality of evidence indicates that root contact significantly contributes to the failure of interradicular miniscrews placed between the first molars and second premolars. Results should be interpreted with caution due to methodological drawbacks in some of the included studies

    Genome-wide analysis identifies 12 loci influencing human reproductive behavior.

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    The genetic architecture of human reproductive behavior-age at first birth (AFB) and number of children ever born (NEB)-has a strong relationship with fitness, human development, infertility and risk of neuropsychiatric disorders. However, very few genetic loci have been identified, and the underlying mechanisms of AFB and NEB are poorly understood. We report a large genome-wide association study of both sexes including 251,151 individuals for AFB and 343,072 individuals for NEB. We identified 12 independent loci that are significantly associated with AFB and/or NEB in a SNP-based genome-wide association study and 4 additional loci associated in a gene-based effort. These loci harbor genes that are likely to have a role, either directly or by affecting non-local gene expression, in human reproduction and infertility, thereby increasing understanding of these complex traits

    Cohort Profile: Pregnancy And Childhood Epigenetics (PACE) Consortium.

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    Development Psychopathology in context: famil

    Tooth allotransplantation: Evaluation and report of 15 cases

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    Tooth Transplantation from one individual to another is a method of replacing missing teeth. This method can be used as an applicable clinical treatment technique due to its numerous advantages .There are different methods of tooth transplantation. Among those, the safest and healthiest is transplantation of non-vital teeth or allostatic transplantation. In this method, the risk of antigenicity in recipient is low and also there is no risk of transmission of infectious diseases such as Hepatities or AIDS. The aim of this study was to evaluate the clinical results of tooth allotransplantation. Current study was conducted on 15 non-vital transplanted teeth within 18 months follow-up. Only one case of rejection was observed which was a Traumatic Rejection. Replacement resorption was found in all the cases while inflammatory resorption was recorded in only two cases. WBC Cross Match Test with pannel cell results were negative in all the cases
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