166 research outputs found

    Methodology for Agricultural Flood Damage Assessment

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    This chapter describes a method for assessing flood damage to the agricultural sector, specifically focusing on flood damage to rice crops. The chapter also includes the case studies of flood damage assessment conducted in the Asian river basins, the Pampanga River basin of the Philippines, and the Lower Indus River basin of Pakistan. The assessment was performed by defining flood damage to rice crops as a function of flood depth, duration, and growth stage of rice plants and using depth-duration-damage function curves for each growth stage of rice plants. In the case studies, flood characteristics such as flood depth, duration, and distribution were computed using a rainfall-runoff-inundation (RRI) model. Flood damage to rice crops was assessed for the 2011 flood and 100-year flood events in the case of the Pampanga River basin and for the 2010 flood in the case of Lower Indus River basin. The calculated values of agricultural damage were compared with reported data for validation of methodology, and it was found that the calculated damage reasonably agreed with reported data. The rice-crop damage assessment method described in this chapter can also be applied in other areas for flood risk assessment

    The feature of the self-actualization of infancy A longitudinal study about development of a self-actualization tendency

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    This study examined the developmental feature of the self-actualization of infancy in a longitudinal study. One hundred one 6 years-old children were participated in this study. The preschool teachers accessed self-actualization tendency on each child twice a year and recorded their impressive episode. It was found that 70 percent of the children increased the score for self-actualization tendency. Although, as for the child whose self-actualization score was low at the 1st time raised the scores, the child whose score was high did not have a remarkable change. The improvement in a score was mainly found by the item of the contents about social development among 15 items which constitute a self-actualization measure. Also in preschool teachers, the child with a high self-actualization tendency had much episode about social adaptation, the child with a low self-actualization tendency did not. These facts suggests that there is individual difference of development speed in the dynamism that the self-actualization tendency improves, and social development is the core of development of the self-actualization of infancy

    Association between intraoperative end-tidal carbon dioxide and postoperative nausea and vomiting in gynecologic laparoscopic surgery

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    Gynecologic laparoscopic surgery has a high incidence of postoperative nausea and vomiting (PONV). Studies suggest that low intraoperative end-tidal carbon dioxide (EtCO₂) is associated with an increased incidence of PONV, but the results have not been consistent among studies. This study investigated the association between intraoperative EtCO₂ and PONV in patients undergoing gynecologic laparoscopic surgeries under general anesthesia. This retrospective cohort study involved patients who underwent gynecologic laparoscopic surgeries under general anesthesia at Kyoto University Hospital. We defined low EtCO₂ as a mean EtCO₂ of < 35 mmHg. Multivariable modified Poisson regression analysis examined the association between low EtCO₂ and PONV during postoperative two days and the postoperative length of hospital stay (PLOS). Of the 739 patients, 120 (16%) had low EtCO₂, and 430 (58%) developed PONV during postoperative two days. There was no substantial association between low EtCO₂ and increased incidence of PONV (adjusted risk ratio: 0.96; 95% confidence interval [CI] 0.80–1.14; p = 0.658). Furthermore, there was no substantial association between low EtCO₂ and prolonged PLOS (adjusted difference in PLOS: 0.13; 95% CI − 1.00 to 1.28; p = 0.816). Intraoperative low EtCO₂, specifically a mean intraoperative EtCO₂ below 35 mmHg, was not substantially associated with either increased incidence of PONV or prolonged PLOS

    Study of assessment of knowledge and understanding for coping with sick days among patients with diabetes in community pharmacy: a cluster randomized controlled trial (SAKURA trial)

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    [Background] Awareness regarding coping with sick days among patients with diabetes is limited. Thus, we evaluated the effectiveness of sick-day education by community pharmacists among patients with type 2 diabetes (T2D) using sick-day educational materials (sick-day cards). [Methods] A cluster randomized controlled trial was conducted. Pharmacists in the intervention group educated patients with T2D on coping with sick days (adjusting medication dosage and seeking medical advice) using sick-day cards compared with the usual counseling. Differences in questionnaire scores (“Anxiety”, “Intention”, “Attitude”, and “Knowledge” about sick days) before and after the intervention were compared between the groups. [Results] Overall, 318 patients with T2D (intervention, 119; control, 199) participated in this study, and 270 (intervention, 92; control, 178) patients were examined. There were no significant differences in “Anxiety”, “Intention”, or “Attitude” scores between the two groups, but “Knowledge” scores improved in the intervention group. For all intervention groups (92/92), a physician reviewed and approved medication and adjustment doses for sick days on the cards. [Conclusions] According to patients’ responses, sick-day education using teaching materials improved patient knowledge. This may help patients and their caregivers cope with sick days appropriately through medication dose adjustment and fluid intake. Research registration number: UMIN000043161 (February 1, 2021), https://center6.umin.ac.jp/cgi-open-bin/ctr/ctr.cgifunction=brows&action=brows&recptno=R000048124&type=summary&language=

    Age-Specific Prevalence of Glaucoma is Determined by the Presence of Refractive Errors Among Japanese Workers

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    To develop appropriate glaucoma mass screening programs for occupational health among Japanese workers, we estimated the prevalence of glaucoma and the increase rate by age. A total of 10,579 Japanese general workers (men/women = 9292/1287) underwent frequency doubling technology (FDT) perimetry testing. Visual field abnormalities (VFA) were identified by the FDT-based glaucoma screening protocol (FDT-VFA). Subjects with FDT-VFA were ophthalmologically diagnosed and classified as "normal," "glaucomatous VFA" (preperimetric, suspicious, and definitive glaucoma) or "other ocular diseases." Prevalence of FDT-VFA and positive predictive values for "glaucomatous VFA" and "definitive glaucoma" were calculated by five-year age intervals, and then the prevalence of "glaucomatous VFA" and "definitive glaucoma" in each age interval was estimated. Prevalence of "glaucomatous VFA" and "definitive glaucoma" in workers younger than 30 years old was approximately 1.5% and 0.5%, respectively. Interestingly, the increase in prevalence of glaucoma by age was significantly different between workers with and without refractive errors (RE). From ages 30 to 55 years, the estimated prevalence of "definitive glaucoma" linearly increased with a regression coefficient (%/age in years) that was 2.5-fold higher in subjects with RE than in those without RE {regression coefficient = 0.131 [95% confidence interval (CI) = 0.109, 0.152; R2 = 0.980]vs. 0.047 [95% CI = 0.026, 0.068; R2 = 0.869]for subjects with RE vs. those without RE, respectively}. Further, among workers older than 55 years, the prevalence of glaucoma continued increasing in workers with RE, whereas it plateaued in those without RE. From these estimates, we propose that FDT testing should be conducted as follows: 1) once in workers under the age of 30 years, 2) according to both age and the presence of RE in 30-55 years old, and 3) by age only in those over 55 years old

    Association between hand-grip strength and depressive symptoms: Locomotive Syndrome and Health Outcomes in Aizu Cohort Study (LOHAS).

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    First published online: February 21, 2015no study has examined the longitudinal association between hand-grip strength and mental health, such as depressive symptoms

    Functional tooth restoration by next-generation bio-hybrid implant as a bio-hybrid artificial organ replacement therapy

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    Bio-hybrid artificial organs are an attractive concept to restore organ function through precise biological cooperation with surrounding tissues in vivo. However, in bio-hybrid artificial organs, an artificial organ with fibrous connective tissues, including muscles, tendons and ligaments, has not been developed. Here, we have enveloped with embryonic dental follicle tissue around a HA-coated dental implant, and transplanted into the lower first molar region of a murine tooth-loss model. We successfully developed a novel fibrous connected tooth implant using a HA-coated dental implant and dental follicle stem cells as a bio-hybrid organ. This bio-hybrid implant restored physiological functions, including bone remodelling, regeneration of severe bone-defect and responsiveness to noxious stimuli, through regeneration with periodontal tissues, such as periodontal ligament and cementum. Thus, this study represents the potential for a next-generation bio-hybrid implant for tooth loss as a future bio-hybrid artificial organ replacement therapy

    Metastatic Renal Cell Carcinoma to the Left Sphenoid Sinus: A Case Report in Light of the Literature

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    A 79-year-old Japanese woman presented with a rare case of metastatic renal cell carcinoma to the left sphenoid sinus with left nasal bleeding. She had previously had right radical nephrectomy for renal cell carcinoma at the age of 64 years and brain and spinal cord infarction at 74 years. Endoscopic examination revealed no mass in the nasal cavity. CT and MRI revealed a tumor in the left sphenoid sinus. The size of the tumor increased gradually from 12 to 15 years after the radical nephrectomy. Complete resection with endoscopic surgery was performed without preoperative embolization. The tumor cells had clear cytoplasm and were arranged in a trabecular pattern lined by a layer of endothelial cells. These findings were identical to the pathological findings of the surgical specimen of the renal cell carcinoma from 15 years previous. A pathological diagnosis of metastatic renal cell carcinoma of clear cell type (grade 1) was made. PET-CT demonstrated no metastasis. The patient’s condition was successfully managed with excision of the tumor, and she remains well with no evidence of recurrence and metastasis 36 months after treatment. Metastatic renal cell carcinoma to the sphenoid sinus is rare, but it might be considered in the differential diagnosis of masses in the paranasal sinus even long after initial treatment of renal cancer

    Establishment of a reborn MMV-microarray technology: realization of microbiome analysis and other hitherto inaccessible technologies

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    BACKGROUND: With the accelerating development of bioscience, the problem of research cost has become important. We previously devised and developed a novel concept microarray with manageable volumes (MMV) using a soft gel. It demonstrated the great potential of the MMV technology with the examples of 1024-parallel-cell culture and PCR experiments. However, its full potential failed to be expressed, owing to the nature of the material used for the MMV chip. RESULTS: In the present study, by developing plastic-based MMVs and associated technologies, we introduced novel technologies such as C2D2P (in which the cells in each well are converted from DNA to protein in 1024-parallel), NGS-non-dependent microbiome analysis, and other powerful applications. CONCLUSIONS: The reborn MMV-microarray technology has proven to be highly efficient and cost-effective (with approximately 100-fold cost reduction) and enables us to realize hitherto unattainable technologies

    Circadian regulation of intracellular G-protein signalling mediates intercellular synchrony and rhythmicity in the suprachiasmatic nucleus

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    Synchronous oscillations of thousands of cellular clocks in the suprachiasmatic nucleus (SCN), the circadian centre, are coordinated by precisely timed cell–cell communication, the principle of which is largely unknown. Here we show that the amount of RGS16 (regulator of G protein signalling 16), a protein known to inactivate Gαi, increases at a selective circadian time to allow time-dependent activation of intracellular cyclic AMP signalling in the SCN. Gene ablation of Rgs16 leads to the loss of circadian production of cAMP and as a result lengthens circadian period of behavioural rhythm. The temporally precise regulation of the cAMP signal by clock-controlled RGS16 is needed for the dorsomedial SCN to maintain a normal phase-relationship to the ventrolateral SCN. Thus, RGS16-dependent temporal regulation of intracellular G protein signalling coordinates the intercellular synchrony of SCN pacemaker neurons and thereby defines the 24 h rhythm in behaviour
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