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Konno, Daiji,Takahashi, Masanobu,Osaka, Ikuo,Orihashi, Takenori,Sakai, Kiyotaka,Sera, Kenji,Obara, Yoshiaki,Kobayashi, Yasuo Asian Australasian Association of Animal Productio 2021 Animal Bioscience Vol.34 No.1
Objective: Soy sauce oil, a byproduct of whole soybean processing by the soy sauce industry, was evaluated as a source of linoleic acid for dairy cows for the purpose of manipulating the composition of milk. Methods: Eight dairy Holstein cows fitted with rumen cannulas were used for ruminal administration of soy sauce oil for a 28-day period using a 4×4 Latin square study design with 4 doses (0, 200, 400, and 600 g soy sauce oil/d). Results: Although dry matter intake and milk yield were not affected by soy sauce oil administration, ruminal concentrations of total volatile fatty acids and acetate were decreased, specifically at 600 g/d administration. While milk fat percentage was decreased with administration of soy sauce oil, proportions of linoleic, vaccenic and conjugated linoleic acids in the rumen, blood and milk were increased with increasing soy sauce oil dose. Conclusion: These results suggest that soy sauce oil feeding could be useful for improving milk functionality without adverse effects on animal production performance when fed at less than 400 g/d.
Lymphadenectomy issues in endometrial cancer
Yosuke Konno,Hiroshi Asano,Ayumi Shikama,Daisuke Aoki,Michihiro Tanikawa,Akinori Oki,Koji Horie,Akira Mitsuhashi,Akira Kikuchi,Hideki Tokunaga,Yasuhisa Terao,Toyomi Satoh,Kimio Ushijima,Mitsuya Ishika 대한부인종양학회 2021 Journal of Gynecologic Oncology Vol.32 No.2
Objectives: This review aims to introduce preoperative scoring systems to predict lymphnode metastasis (LNM) and ongoing clinical trials to investigate the therapeutic role oflymphadenectomy for endometrial cancer. Methods: We summarized previous reports on the preoperative prediction models forLNM and evaluated their validity to omit lymphadenectomy in our recent cohorts. Next, wecompared characteristics of two ongoing lymphadenectomy trials (JCOG1412, ECLAT) toexamine the survival benefit of lymphadenectomy in endometrial cancer, and described thedetails of JCOG1412. Results: Lymphadenectomy has been omitted for 64 endometrial cancer patients who met low risk criteria to omit lymphadenectomy using our scoring system (LNM score) and no lymphaticfailure has been observed. Other two models also produced comparable results. Two randomizedphase III trials to evaluate survival benefit of lymphadenectomy are ongoing for endometrialcancer. JCOG1412 compares pelvic lymphadenectomy alone with pelvic and para-aorticlymphadenectomy to evaluate the therapeutic role of para-aortic lymphadenectomy for patients atrisk of LNM. For quality assurance of lymphadenectomy, we defined several regulations, includinglower limit of the number of resected nodes, and submission of photos of dissected area toevaluate thoroughness of lymphadenectomy in the protocol. The latest monitoring report showedthat the quality of lymphadenectomy has been well-controlled in JCOG1412. Conclusion: Our strategy seems reasonable to omit lymphadenectomy and could begeneralized in clinical practice. JCOG1412 is a high-quality lymphadenectomy trial in terms ofthe quality of surgical procedures, which would draw the bona-fide conclusions regarding thetherapeutic role of lymphadenectomy for endometrial cancer.
Daiji Konno,Masanobu Takahashi,Ikuo Osaka,Takenori Orihashi,Kiyotaka Sakai,Kenji Sera,Yoshiaki Obara,Yasuo Kobayashi 아세아·태평양축산학회 2020 Animal Bioscience Vol.33 No.11
Objective: To evaluate soy sauce oil (a by-product of making whole soybean soy sauce) as a new dietary lipid source, a large amount of soy sauce oil was administered into the rumen of dairy cows. Methods: Four Holstein dairy cows fitted with rumen cannulae were used in a 56-day experiment. Ruminal administration of soy sauce oil (1 kg/d) was carried out for 42 days from day 8 to day 49 to monitor nutritional, physiological and production responses. Results: Dry matter intake and milk yield were not affected by soy sauce oil administration, whereas 4% fat-corrected milk yield and the percentage of milk fat decreased. Although ruminal concentration of total volatile fatty acids (VFA) and the proportion of individual VFA were partially affected by administration of soy sauce oil, values were within normal ranges, showing no apparent inhibition in rumen fermentation. Administration of soy sauce oil decreased the proportions of milk fatty acids with a carbon chain length of less than 18, and increased the proportions of stearic, oleic, vaccenic and conjugated linoleic acids. Conjugated linoleic acid content in milk became 5.9 to 8.8 times higher with soy sauce oil administration. Blood serum concentrations of non-esterified fatty acid, 3-hydroxybutyric acid, total cholesterol, free cholesterol, esterified cholesterol, triglyceride and phospholipid increased with administration of soy sauce oil, suggesting a higher energy status of the experimental cows. Conclusion: The results suggest that soy sauce oil could be a useful supplement to potentially improve milk functionality without adverse effects on ruminal fermentation and animal health. More detailed analysis is necessary to optimize the supplementation level of this new lipid source in feeding trials.
The Outcomes of the Workshop on ICT with Learner Centered Approach in Palestinian Schools in Syria
Takayuki Konno,Makiko Kishi,Yasuko Minoura,Kenichi Kubota 한양대학교 교육공학연구소 2009 학습과학연구 Vol.3 No.1
This paper is generally concerned with the outcomes of the workshop conducted under the project program with the cooperation of Kansai University, Japan and United Nation Relief and Works Agency (UNRWA) in respect of quality improvement of Palestinian refugees’ schools (UNRWA schools) in Syria. The workshop aims to support UNRWA in order to promote ICT with Learner Centered Approach (LCA) in Palestinian refugees’ school teaching-learning practices. In the workshop, problem-based learning and collaborative learning approaches were employed as LCA. And Japanese good practical lessons using ICT with LCA in “integrated study” period were introduced to the teachers. The teachers who attended the workshop needed to understand ICT with LCA and apply it to their classes. This study clarified, as an initial finding, the effect of the workshop training --- if they applied what they learned in the workshop in practice.
Analysis of Driver's Head Movement by Motion Sickness Model
Hiroyuki Konno,Satoru Fujisawa,Katsuya Imaizumi,Takahiro Wada,Norimasa Kamiji,Shun’ichi Doi 대한인간공학회 2010 대한인간공학회 학술대회논문집 Vol.2010 No.5
Driver receives the acceleration and the rotational stimulations when negotiating with a curve. In such a situation, the driver controls his/her posture such as the head and the body appropriately. Beside, it is pointed out that the head movement of the passenger is opposite to the driver. Moreover, by the fact that the driver does not get carsickness comparing with the passenger, it is suggested that the driver's head movement may be related to the decrease of carsickness and improvement of the ride comfort. Therefore, we build the mathematical model of the motion sickness and investigated the relationship between the head movement and the motion sickness incidence. In addition, we simulate motion sickness incidence using driver’s head movements measured in the experiments with a real car. From the result, it is shown that the head tilt movement of the drivers has an effect to decrease the motion sickness.
Multidisciplinary Optimization of Vehicle Performance and Interplanetary Trajectory
Tomokazu Konno,Takeshi Tsuchiya 한국항공우주학회 2008 한국항공우주학회 학술발표회 논문집 Vol.- No.-
A spacecraft which travels from the Earth to Mars is optimized using a Genetic Algorithm. This study considers a spacecraft with electric propulsion that explores into deep space. The vehicle design parameters are the distribution of vehicle mass and the distribution of electric power consumption. The mission plan is to fly from the earth to Mars and to carry out fly -by in Mars. The objective functions are total mass and flight time; thus this problem is a multiobjective optimization problem. Trade-on' curves are obtained from pareto sets. The plural purpose functions have a relation of the trade-off in many cases. The designer gets possible to grasp a trade-off between the purpose functions by watching the distribution of the pareto set of solutions. This research that the thrust direction is controlled. Moreover, suppose that coasting is performed by considering on-off of a thrust. The results when thrust is controlled and not controlled are compared.