224 research outputs found
The Process of Establishing a “Literary Experience” in a Literature Class: Through an analysis of the practice of writing a three-frame manga of “White hat”
The purpose of this study is to clarify the process of establishment of “literary experience”. In particular, I clarified how the interrelationships in the world (story) of multiple characters are constructed. First, I organized the previous research in “literary experience” and made three hypotheses to establish “literary experience”. Next, after conducting an analysis of the teaching materials of “White hat”, I designed and practiced a unit based on the actual situation of the children. As a result of the research based on a series of practical results, the process of formation of the next learner’s “literary experience” was clarified. (1) Through the language activity of making manga, the learner became a and re-spoken. By doing this, I was able to imagine the world seen by various characters, even the parts that are not directly spoken of in “White hat”. (2) Through a series of activities such as discussions and manga writing, the learner builds a consistent reading while going back and forth between various character positions centered on the character of interest. There is. In the future, since language activities will diff er depending on the developmental stage and teaching materials, it will be necessary to systematically build lessons that allow learner to repeat practice and engage in “literary experience.
Reduced Immunogenicity of COVID-19 Vaccine in Obese Patients with Type 2 Diabetes: A Cross-Sectional Study
The global pandemic of coronavirus infection 2019 (COVID-19) was an unprecedented public health emergency. Several clinical studies reported that heart disease, lung disease, diabetes, hypertension, dyslipidemia, and obesity are critical risk factors for increased severity of and hospitalization for COVID-19. This is largely because patients with these underlying medical conditions can show poor immune responses to the COVID-19 vaccinations. Diabetes is one of the underlying conditions most highly associated with COVID-19 susceptibility and is considered a predictor of poor prognosis of COVID-19. We therefore investigated factors that influence the anti-SARS-CoV-2 spike IgG antibody titer after three doses of vaccination in patients with type 2 diabetes. We found that obesity was associated with low anti-SARS-CoV-2 spike IgG antibody titers following three-dose vaccination in type 2 diabetics. Obese patients with type 2 diabetes may have attenuated vaccine efficacy and require additional vaccination; continuous infection control should be considered in such patients
Verification of Japanese language classes that foster logical thinking skills
In this study, based on the hypothesis that it is effective to develop logical thinking ability in the Japanese language department, we will examine the reading comprehension and instruction of "strategy" at low, middle and high levels. By conducting lessons based on these hypotheses, the types of logical thinking and the characteristics of developmental stages were clarified. One is logical thinking as a process of interpreting the logic contained in the content of the story. The other is the logic of linguistic expression, or logical thinking as a process of interpreting the narrator or author of a story
Pre-stroke physical activity is associated with post-stroke physical activity and sedentary behavior in the acute phase
This study investigated the link between pre-stroke and acute-stage physical activity (PA) and sedentary behavior. Forty individuals with stroke (aged 73.6 ± 8.9 years) were enrolled. Post-stroke activity, including metabolic equivalents (METs), sedentary behavior, light PA, and moderate-to-vigorous PA (MVPA), was measured using a tri-axial accelerometer (ActiGraph wGT3X-BT) over 11 consecutive days starting from the 4th day post-stroke. Pre-stroke PA levels were assessed using the International Physical Activity Questionnaire (IPAQ). We measured skeletal muscle mass index (SMI) and phase angle using a bioelectrical impedance analyzer (Inbody S10) upon admission. Physical therapists assessed the Brunnstrom recovery stage (BRS) within 3 days post-stroke. Total daily activity averaged 1.05 ± 0.05 METs. Throughout the day, 91.2 ± 5.1, 7.6 ± 4.1, and 1.2 ± 1.3% was spent in sedentary behavior, light PA, and MVPA, respectively. Only pre-stroke PA was independently associated with METs (β = 0.66), sedentary behavior (β = -0.58), light PA (β = 0.50), and MVPA (β = 0.71) after adjusting for age, sex, stroke severity, and activities of daily living. This suggests that pre-stroke PA might play a crucial role in reducing sedentary behavior and promoting PA during the acute phase
Intestinal Diffuse Large B-Cell Lymphoma in a Patient with Systemic Lupus Erythematosus
A 44-year-old Japanese woman with systemic lupus erythematosus (SLE) presented to our hospital with abdominal pain. Radiological and endoscopic examinations led to the diagnosis of diffuse large B-cell lymphoma of the jejunum, which was subsequently resected. Patients with SLE reportedly have an increased risk of non-Hodgkin lymphoma, as demonstrated by our patient. Hence, lymphoma should be considered in the differential diagnosis of neoplastic lesions emerging in SLE patients. In addition, flow cytometry using endoscopically biopsied fragments is useful for the immediate diagnosis of lymphoma, leading to timely and accurate preoperative staging
Defining Hypo-Methylated Regions of Stem Cell-Specific Promoters in Human iPS Cells Derived from Extra-Embryonic Amnions and Lung Fibroblasts
BACKGROUND: Human induced pluripotent stem (iPS) cells are currently used as powerful resources in regenerative medicine. During very early developmental stages, DNA methylation decreases to an overall low level at the blastocyst stage, from which embryonic stem cells are derived. Therefore, pluripotent stem cells, such as ES and iPS cells, are considered to have hypo-methylated status compared to differentiated cells. However, epigenetic mechanisms of "stemness" remain unknown in iPS cells derived from extra-embryonic and embryonic cells. METHODOLOGY/PRINCIPAL FINDINGS: We examined genome-wide DNA methylation (24,949 CpG sites covering 1,3862 genes, mostly selected from promoter regions) with six human iPS cell lines derived from human amniotic cells and fetal lung fibroblasts as well as two human ES cell lines, and eight human differentiated cell lines using Illumina's Infinium HumanMethylation27. A considerable fraction (807 sites) exhibited a distinct difference in the methylation level between the iPS/ES cells and differentiated cells, with 87.6% hyper-methylation seen in iPS/ES cells. However, a limited fraction of CpG sites with hypo-methylation was found in promoters of genes encoding transcription factors. Thus, a group of genes becomes active through a decrease of methylation in their promoters. Twenty-three genes including SOX15, SALL4, TDGF1, PPP1R16B and SOX10 as well as POU5F1 were defined as genes with hypo-methylated SS-DMR (Stem cell-Specific Differentially Methylated Region) and highly expression in iPS/ES cells. CONCLUSIONS/SIGNIFICANCE: We show that DNA methylation profile of human amniotic iPS cells as well as fibroblast iPS cells, and defined the SS-DMRs. Knowledge of epigenetic information across iPS cells derived from different cell types can be used as a signature for "stemness" and may allow us to screen for optimum iPS/ES cells and to validate and monitor iPS/ES cell derivatives for human therapeutic applications
Verification of Japanese language classes that foster logical thinking skills
In this study, based on the hypothesis that it is effective to develop logical thinking ability in the Japanese language department, we will examine the reading comprehension and instruction of "strategy" at low, middle and high levels. By conducting lessons based on these hypotheses, the types of logical thinking and the characteristics of developmental stages were clarified. One is logical thinking as a process of interpreting the logic contained in the content of the story. The other is the logic of linguistic expression, or logical thinking as a process of interpreting the narrator or author of a story
Growth Enhancement of Organic Nonlinear Optical Crystals by Femtosecond Laser Ablation
Takahashi H., Yamaji M., Ikeyama J., et al. Growth Enhancement of Organic Nonlinear Optical Crystals by Femtosecond Laser Ablation. Journal of Physical Chemistry C, 125(15), 8391-8397, 22 April 2021: © 2021 American Chemical Society. DOI: 10.1021/acs.jpcc.0c10636.The impact of femtosecond (fs) laser ablation on the shape and nonlinear optical (NLO) properties of organic crystals was investigated. fs laser ablation of a local region of a NLO crystal can selectively enhance the growth of targeted faces. Reflection imaging of crystal surfaces revealed that a number of new crystal steps are generated from ablated area, which induces the crystal growth enhancement. In addition, the evaluation of terahertz wave emission from ablated crystals shows that NLO properties are not deteriorated after fs laser ablation. We foresee that crystal shape control by such a damage-less ablation process will potentially improve the NLO properties of organic crystals
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The circadian clock is disrupted in mice with adenine-induced tubulointerstitial nephropathy.
Chronic Kidney Disease (CKD) is increasing in incidence and has become a worldwide health problem. Sleep disorders are prevalent in patients with CKD raising the possibility that these patients have a disorganized circadian timing system. Here, we examined the effect of adenine-induced tubulointerstitial nephropathy on the circadian system in mice. Compared to controls, adenine-treated mice showed serum biochemistry evidence of CKD as well as increased kidney expression of inflammation and fibrosis markers. Mice with CKD exhibited fragmented sleep behavior and locomotor activity, with lower degrees of cage activity compared to mice without CKD. On a molecular level, mice with CKD exhibited low amplitude rhythms in their central circadian clock as measured by bioluminescence in slices of the suprachiasmatic nucleus of PERIOD 2::LUCIFERASE mice. Whole animal imaging indicated that adenine treated mice also exhibited dampened oscillations in intact kidney, liver, and submandibular gland. Consistently, dampened circadian oscillations were observed in several circadian clock genes and clock-controlled genes in the kidney of the mice with CKD. Finally, mice with a genetically disrupted circadian clock (Clock mutants) were treated with adenine and compared to wild type control mice. The treatment evoked worse kidney damage as indicated by higher deposition of gelatinases (matrix metalloproteinase-2 and 9) and adenine metabolites in the kidney. Adenine also caused non-dipping hypertension and lower heart rate. Thus, our data indicate that central and peripheral circadian clocks are disrupted in the adenine-treated mice, and suggest that the disruption of the circadian clock accelerates CKD progression
Results of the search for inspiraling compact star binaries from TAMA300's observation in 2000-2004
We analyze the data of TAMA300 detector to search for gravitational waves
from inspiraling compact star binaries with masses of the component stars in
the range 1-3Msolar. In this analysis, 2705 hours of data, taken during the
years 2000-2004, are used for the event search. We combine the results of
different observation runs, and obtained a single upper limit on the rate of
the coalescence of compact binaries in our Galaxy of 20 per year at a 90%
confidence level. In this upper limit, the effect of various systematic errors
such like the uncertainty of the background estimation and the calibration of
the detector's sensitivity are included.Comment: 8 pages, 4 Postscript figures, uses revtex4.sty The author list was
correcte
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