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International Comparison of Life-style of Wheelchair Basketball Athletes
NAKAMICHI Rio 아시아장애사회학회 2011 아시아장애사회학연구 Vol.11 No.-
Today the adapted sports became so popular and have been still making rapid progress of the standard worldwide. Wheelchair basketball is well-recognized as one of the core sports and in fact a number ofthe disabled and the non-disabled athletes have been playing it. This study tried clarifying the life-style of the athletes wlth disabihty for women’s wheelchair basketball ‘ And then an international comparison of the life-style between Japan and foreign countries was done in this study. For the purpose, a survey of questionnaire on life -style was conducted at an international championship of wheelchair basketball in Osaka, Japan which was attended by the total 48 disabled athletes of Japan, Australia, Canada and USA in February, 2010. A survey on the athlete-profile was conducted as well.
A SOURCE EXTRACTION METHOD FOR THE AKARI MID-IR FAINT SOURCE CATALOGUE
KEICHIRO NAKAMICHI,DAISUKE ISHIHARA,HIDEHIRO KANEDA,SHINKI OYABU,TORU KONDO,TOMOYA AMATSUTSU,Hidetoshi Sano,TAKASHI ONAKA 한국천문학회 2017 天文學論叢 Vol.32 No.1
We plan to produce a faint source catalogue from the AKARI mid-infrared (IR) all-sky diffuse maps. In the publicly-available AKARI mid-IR point source catalogue (PSC), sources were extracted from single-scan images, and confirmed by using the other scan images. By stacking multiple scan images, we can detect fainter sources which are not listed in the PSC. We optimized the source extraction process using a $6^{\circ}\times6^{\circ}$ area around the star-forming region, Cepheus B. Then, we divided the all-sky data into three seasonal images, and checked the positions and the fluxes of the detected sources on the images. As a result, our new source extraction method works well; 90\% of the sources are also identified in the WISE catalogue. In this method, we obtain the detection limit twice deeper than that of the PSC. The number of sources increases by a factor of 2, as compared with the PSC.
Noritaka Nakamichi,Shunsuke Nakao,Yusuke Masuo,Ayaka Koike,Naoto Matsumura,Misa Nishiyama,Aya Hasan Al-Shammari,Hirotaka Sekiguchi,Keita Sutoh,Koji Usumi,Yukio Kato 한국식품영양과학회 2019 Journal of medicinal food Vol.22 No.4
Salmon milt extract contains high levels of nucleic acids and has antioxidant potential. Although salmon milt extract is known to improve impaired brain function in animal models with brain disease, its effects on learning and memory ability in healthy subjects is unknown. The purpose of the present study was to clarify the effect of hydrolyzed salmon milt extract (HSME) on object recognition and object location memory under normal conditions. A diet containing 2.5% HSME induced normal mice to devote more time to exploring novel and moved objects than in exploring familiar and unmoved objects, as observed during novel object recognition and spatial recognition tests, respectively. A diet containing 2.5% nucleic acid fraction purified from HSME also induced similar effects, as measured by the same behavioral tests. This suggests that the nucleic acids may be a functional component contributing to the effects of HSME on brain function. Quantitative polymerase chain reaction analysis revealed that gene expression of the markers for brain parenchymal cells, including neural stem cells, astrocytes, oligodendrocytes, and microglia, in the hippocampi of mice on an HSME diet was higher than that in mice on a control diet. Oral administration of HSME increased concentrations of cytosine, cytidine, and deoxycytidine in the hippocampus. Overall, ingestion of HSME may enhance object recognition and object location memory under normal conditions in mice, at least, in part, via the activation of brain parenchymal cells. Our results thus indicate that dietary intake of this easily ingestible food might enhance brain function in healthy individuals.
Classification of Circulating Tumor Cells in Fluorescence Microscopy Images Based on SqueezeNet
Kazuki NAKAMICHI,Huimin LU,Hyoungseop KIM,Kazue YONEDA,Fumihiro TANAKA 제어로봇시스템학회 2019 제어로봇시스템학회 국제학술대회 논문집 Vol.2019 No.10
Circulating Tumor Cells (CTC) is expected as a useful biomarker test that can evaluate cancer metastasis. CTC exists in the blood of cancer patients and is considered to be an incentive of cancer metastasis. Pathologists analyze the blood to find these metastasis cancers from three colors of fluorescence microscopy images, but the manual analysis is time-consuming. In this paper, we develop an automatic CTC classification method in fluorescence microscopy images to reduce the burden of pathologists. In the proposed method, we detect cell regions by the bacterial foraging-based edge detection (BFED) algorithm and classify CTC by SqueezeNet, which is the kind of convolutional neural network (CNN). We apply the proposed method to 5040 microscopy images (6 samples) and evaluate the effectiveness. The experimental results demonstrate that the proposed method has a true positive rate is 89.86% and a false positive rate is 3.27%.
ULTRASTRUCTURAL COMPARISON OF BOVINE BLASTOCYSTS DEVELOPED IN VIVO AND IN VITRO
Ohboshi, S.,Nakamichi, R.,Hanada, K.,Zhao, J.,Hattori, M.,Fujihara, N.,Umetsu, R. Asian Australasian Association of Animal Productio 1995 Animal Bioscience Vol.8 No.6
The ultrastructures of in vitro-derived bovine blastocysts have been compared with those of blastocysts obtained from a superovulated cow. In vivo blastocysts obtained from the uterus showed well-differentiated features, while in vitro-derived embryos, which were developed from in vitro fertilized ovum, showed insufficient cellular organizations. In vitro-derived embryos contained many undefined cellular organizations in the perivitelline spaces compared with in vivo-derived blastocysts. Other features of in vivo and in vitro blastocysts were characterized by differential development of microvilli projection into blastocoele from the surface of the trophoblast cells. The conceivable reason for the difference between in vivo and in vitro developments of bovine embryos is that it is likely that in vitro culture system adopted in the present experiment may not be sufficient for better embryonic development.
Mee Young Hong,Mark Kern,Michelle Nakamichi-Lee,Nazanin Abbaspour,Arshya Ahouraei Far,Shirin Hooshmand 한국식품영양과학회 2021 Journal of medicinal food Vol.24 No.11
Dried plums contain bioactive components that have demonstrated antioxidant and anti-inflammatory effects. The objective of this study was to determine if dried plum consumption reduces the risk factors for cardiovascular disease (CVD) in postmenopausal women, specifically examining lipid profiles, oxidative stress, antioxidant capacity, and inflammation in a dose-dependent manner. We conducted a 6-month, parallel-design controlled clinical trial, where 48 postmenopausal women were randomly assigned to consume 0, 50, or 100 g of dried plum each day. After 6 months of intervention, total cholesterol (TC) in the 100 g/day treatment group (P = .002) and high-density lipoprotein cholesterol in the 50 g/day treatment group (P = .005) improved significantly compared to baseline. Inflammatory biomarkers interleukin-6 (P = .044) and tumor necrosis factor-α (P = .040) were significantly lower after 6 months within the 50 g/day dried plum group compared to baseline. Moreover, total antioxidant capacity increased significantly within the 50 g/day group (P = .046), and superoxide dismutase activity increased significantly within both 50 and 100 g/day groups (P = .044 and P = .027, respectively) after 6 months compared to baseline. In addition, plasma activities of alanine transaminase (P = .046), lactate dehydrogenase (P = .039), and creatine kinase (P = .030) were significantly lower after 6 months in the 50 g/day dried plum group. These findings suggest that daily consumption of 50–100 g dried plum improves CVD risk factors in postmenopausal women as exhibited by lower TC, oxidative stress, and inflammatory markers with no clear dose dependence.