Patents Assigned to Tokai University Educational Systems
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Publication number: 20120171745Abstract: A method and an apparatus capable of selectively damaging and killing tumor cells includes a step of irradiating tumor cells with a UV pulse flash having continuous emission spectra ranging at least from 230 to 270 nm, outside a living body of a human or a living body of a non-human animal or in a living body of a non-human animal. The UV pulse flash may have an accumulated irradiation amount per unit area that is achieved at a distance of 8 cm from a light source having an integrated output of, for example, 90, 180-7100 or 14200 J.Type: ApplicationFiled: September 9, 2010Publication date: July 5, 2012Applicants: COMET CORPORATION, TOKAI UNIVERSITY EDUCATIONAL SYSTEMInventor: Johbu Itoh
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Publication number: 20120091351Abstract: A neutron measurement apparatus 1A includes a neutron detection unit 10, a photodetection unit 20 that detects scintillation light emitted from the neutron detection unit 10, a light guide optical system 15 that guides the scintillation light from the neutron detection unit 10 to the photodetection unit 20, and a shielding member 30 which is located between the neutron detection unit 10 and the photodetection unit 20 for shielding radiation passing in a direction toward the photodetection unit 20. Further, a scintillator formed of a lithium glass material in which PrF3 is doped to a glass material 20Al(PO3)3-80LiF is used as a neutron detection scintillator composing the neutron detection unit 10. Thereby, the neutron detection scintillator and the neutron measurement apparatus which are capable of suitably performing neutron measurement such as measurement of scattered neutrons from an implosion plasma can be realized.Type: ApplicationFiled: April 27, 2010Publication date: April 19, 2012Applicants: OSAKA UNIVERSITY, TOKAI UNIVERSITY EDUCATIONAL SYSTEM, HAMAMATSU PHOTONICS K.K., FURUKAWA CO., LTD, NAGASAKI PREFECTURAL GOVERNMENT, TOKUYAMA CORPORATIONInventors: Hiroshi Azechi, Nobuhiko Sarukura, Yasunobu Arikawa, Mitsuo Nakai, Hirofumi Kan, Takahiro Murata, Toshihisa Suyama, Shigeru Fujino, Yoshiyuki Usuki, Hideki Yoshida, Akira Yoshikawa
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Publication number: 20120065198Abstract: The present invention provides a method for diagnosing schizophrenia, and a schizophrenia diagnostic reagent or device for use in the method. The present invention further provides a therapeutic or ameliorating agent for schizophrenia, which is effective for the treatment or amelioration of schizophrenia. The therapeutic or ameliorating agent for schizophrenia contains a carbonyl scavenger or a carbonyl-modified protein formation inhibitor as an active ingredient. The method for diagnosing schizophrenia according to the present invention includes measuring at least one parameter in a subject, the parameter being selected from the group consisting of: (1) a genetic abnormality of glyoxalase I gene; (2) the expression level or activity of glyoxalase I in a biological sample; (3) the amount of a carbonyl compound or a carbonyl-modified protein that is a protein modified with the carbonyl compound; and (4) the amount of pyridoxal in a biological sample.Type: ApplicationFiled: July 31, 2008Publication date: March 15, 2012Applicants: Tokai University Educational System, Tokyo Metropolitan Institute of Medical Science, Renascience Co., Ltd., Medical & Biological Laboratories Co., Ltd.Inventors: Masanari ITOKAWA, Toshio MIYATA, Makoto ARAI
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Publication number: 20120028347Abstract: It is an object of the present invention to provide an agent for suppressing the replication of HIV, which comprises a human CD4-recognizing antibody.Type: ApplicationFiled: January 21, 2010Publication date: February 2, 2012Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEMInventors: Masataka Takekoshi, Fumiko Takekoshi
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Publication number: 20120015837Abstract: An object of the present invention is to provide a method for diagnosing endometrial cancer by comprehensively analyzing the glycan structures of glycoprotein with the normal endometrium and endometrial cancers (well-differentiated/poorly-differentiated), using the lectin microarray system. The present invention provides a method for diagnosing or determining the state of normal endometrium or endometrial cancer/cancer stages by glycan profiling using a structure of a glycoprotein in a sample as an indicator.Type: ApplicationFiled: January 27, 2011Publication date: January 19, 2012Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEMInventors: Mikio MIKAMI, Akihiro UMEZAWA
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Publication number: 20120004457Abstract: An object of the present invention is to provide a novel method for producing a peptide utilizing a ligation reaction in which ligation efficiency is excellent and side reactions to other functional groups in the peptide are hard to occur, in comparison with the conventional native chemical ligation methods utilizing the thiol auxiliary group. The present invention provides a method for producing a peptide which comprises a step of causing a first peptide and a second peptide to react in the presence of a reducing agent to obtain a ligated product of the first peptide and the second peptide, wherein the first peptide contains, at the C-terminal end, an amino acid derivative having a thioester group, and the second peptide contains, at the N-terminal end, a serine or threonine derivative having a thiol auxiliary group.Type: ApplicationFiled: October 6, 2009Publication date: January 5, 2012Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEMInventors: Hironobu Hojo, Yoshiaki Nakahara
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Patent number: 8088995Abstract: An ionic liquid which is high in ionic conductivity and high in safety without an anxiety of ignition or the like and an electrolyte composition containing the same are provided. The present invention concerns an electrolyte composition for photoelectric conversion device, containing a quaternary phosphonium salt ionic liquid represented by the following formula (1). A viscosity at 25° C. of this ionic liquid is preferably not more than 200 mPa·sec. In the formula (1), it is preferable that the alkoxyalkyl group is a methoxymethyl group, and all of the alkyl groups are an ethyl group. In the formula, R1 represents a linear alkyl group or a branched alkyl group each having from 1 to 6 carbon atoms; R2 represents a methyl group or an ethyl group; n represents an integer of from 1 to 6; and X represents N(SO2CF3)2 or N(CN)2.Type: GrantFiled: August 22, 2008Date of Patent: January 3, 2012Assignees: Tokai University Educational System, Nippon Chemical Industrial Co., Ltd.Inventors: Yoshihito Kunugi, Katsuhiko Tsunashima
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Patent number: 8085040Abstract: A magnetic resonance imaging apparatus includes an imaging unit which applies a labeling pulse to invert a spin included in a labeling region within part of a imaging region and then collects a echo signal from a time point when an inversion time has passed from the application of the labeling pulse, and a control unit, the control unit controlling the imaging unit so that the echo signal in the imaging region is collected a plurality of times with variations in the inversion time, the control unit also controlling the imaging unit so that a time ranging from a reference time point within a biological signal obtained from a subject to the application of the labeling pulse is a time determined in accordance with the inversion time.Type: GrantFiled: October 21, 2010Date of Patent: December 27, 2011Assignees: Tokai University Educational System, Toshiba Medical Systems CorporationInventors: Shinya Yamada, Hitoshi Kanazawa, Tokunori Kimura, Masaaki Umeda
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Publication number: 20110312914Abstract: The present invention provides a carbon monoxide removal agent that can be easily administered to a patient by injection or orally. The carbon monoxide removal agent of the present invention contains, as an active ingredient, an inclusion complex in which a cyclodextrin dimer represented by chemical formula (1) below includes a water-soluble metalloporphyrin. (In the formula, m represents either of number 1 or 2 and n represents any of number 1, 2, or 3.Type: ApplicationFiled: August 25, 2011Publication date: December 22, 2011Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, THE DOSHISHAInventors: Koji KANO, Hiroaki KITAGISHI, Shigeru NEGI, Akiko KIRIYAMA, Akino HONBO, Akira KAWAGUCHI, Hideo TSUKADA
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Patent number: 8063238Abstract: Highly polymerizable diamine compounds having a phosphorylcholine group are disclosed. High-molecular weight polymers are obtained from the highly polymerizable diamine compound having a phosphorylcholine group as a monomer, and the polymers have improved mechanical strength, water resistance and heat resistance while maintaining excellent biocompatibility and processability of MPC polymers. Processes for producing the polymers are disclosed. The diamine compounds having a phosphorylcholine group are represented by Formula (I). The polymers contain at least 1 mol % of a specific structural unit with a phosphorylcholine group represented by Formula (II) and have a number average molecular weight of not less than 5,000. In the processes, the diamine compound is used as a monomer.Type: GrantFiled: August 31, 2007Date of Patent: November 22, 2011Assignees: Tokai University Educational System, Tokyo Medical and Dental UniversityInventors: Yu Nagase, Naoya Shimoyamada, Yasuhiko Iwasaki, Kazuhiko Ishihara
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Publication number: 20110250763Abstract: A plasma oxidation method includes the steps of: generating oxygen-containing plasma with a process gas containing oxygen; applying a bias voltage to a substrate placed on a stage; and radiating positive ions and negative ions in the oxygen-containing plasma onto the substrate so as to perform plasma oxidation of the substrate while controlling a bias potential of the substrate in such a manner that a maximum value Vmax and a minimum value Vmin of the bias potential and a plasma potential Vp satisfy a following relationship: Vmin<Vp<Vmax.Type: ApplicationFiled: April 12, 2011Publication date: October 13, 2011Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, FUJIFILM CORPORATIONInventors: Shuji TAKAHASHI, Haruo SHINDO
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Publication number: 20110247995Abstract: A dry etching method includes the steps of: supplying process gas to an interior of a vacuum vessel and supplying high-frequency power for plasma generation to an electrode of a plasma generation unit disposed in the vacuum vessel so as to generate plasma; and applying a high-frequency bias voltage to a substrate which is a member to be etched so as to carry out etching of the substrate, wherein the etching is carried out while applying the high-frequency bias voltage in which a self-bias voltage Vdc of a substrate bias voltage is not less than 0 Volts, by adopting a composition using a high-frequency power source for bias which is transformer-coupled to the substrate and a direct current power source for bias which is connected in series to a secondary side of a transformer so as to apply the substrate bias voltage in which a high-frequency voltage and a direct current voltage are superimposed, to the substrate from these power sources via the transformer.Type: ApplicationFiled: April 12, 2011Publication date: October 13, 2011Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, FUJIFILM CORPORATIONInventors: Shuji TAKAHASHI, Haruo SHINDO
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Publication number: 20110184148Abstract: An object of the present invention is to provide a method for synthesizing a peptide thioester by using a compound that can be easily obtained within a relatively short time under conditions in which a side reaction is unlikely to occur. In the present invention, a thioester bond is formed by elongating a peptide chain using N-alkyl cysteine as the C-terminal amino acid according to the Fmoc method, carrying out deprotection, and then causing the peptide bond to undergo N—S transfer to the thiol group of N-alkyl cysteine under weak acidic conditions.Type: ApplicationFiled: October 5, 2007Publication date: July 28, 2011Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEMInventors: Hironobu Hojo, Yoshiaki Nakahara
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Publication number: 20110083744Abstract: An ionic liquid which is high in ionic conductivity and high in safety without an anxiety of ignition or the like and an electrolyte composition containing the same are provided. The present invention concerns an electrolyte composition for photoelectric conversion device, containing a quaternary phosphonium salt ionic liquid represented by the following formula (1). A viscosity at 25° C. of this ionic liquid is preferably not more than 200 mPa·sec. In the formula (1), it is preferable that the alkoxyalkyl group is a methoxymethyl group, and all of the alkyl groups are an ethyl group. In the formula, R1 represents a linear alkyl group or a branched alkyl group each having from 1 to 6 carbon atoms; R2 represents a methyl group or an ethyl group; n represents an integer of from 1 to 6; and X represents N(SO2CF3)2 or N(CN)2.Type: ApplicationFiled: August 22, 2008Publication date: April 14, 2011Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, NIPPON CHEMICAL INDUSTRIAL CO., LTD.Inventors: Yoshihito KUNUGI, Katsuhiko TSUNASHIMA
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Publication number: 20110037466Abstract: A magnetic resonance imaging apparatus includes an imaging unit which applies a labeling pulse to invert a spin included in a labeling region within part of a imaging region and then collects a echo signal from a time point when an inversion time has passed from the application of the labeling pulse, and a control unit, the control unit controlling the imaging unit so that the echo signal in the imaging region is collected a plurality of times with variations in the inversion time, the control unit also controlling the imaging unit so that a time ranging from a reference time point within a biological signal obtained from a subject to the application of the labeling pulse is a time determined in accordance with the inversion time.Type: ApplicationFiled: October 21, 2010Publication date: February 17, 2011Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Shinya Yamada, Hitoshi Kanazawa, Tokunori Kimura, Masaaki Umeda
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Publication number: 20110028470Abstract: The present invention provides a method for diagnosing schizophrenia, and a schizophrenia diagnostic reagent or device for use in the method. The present invention further provides a therapeutic or ameliorating agent for schizophrenia, which is effective for the treatment or amelioration of schizophrenia. The therapeutic or ameliorating agent for schizophrenia contains a carbonyl scavenger or a carbonyl-modified protein formation inhibitor as an active ingredient. The method for diagnosing schizophrenia according to the present invention includes measuring at least one parameter in a subject, the parameter being selected from the group consisting of: (1) a genetic abnormality of glyoxalase I gene; (2) the expression level or activity of glyoxalase I in a biological sample; (3) the amount of a carbonyl compound or a carbonyl-modified protein that is a protein modified with the carbonyl compound; and (4) the amount of pyridoxal in a biological sample.Type: ApplicationFiled: July 31, 2008Publication date: February 3, 2011Applicants: TOKAI UNIVERSITY EDUCATIONAL SYSTEM, RENASCIENCE CO., LTD., MEDICAL & BIOLOGICAL LABORATORIES CO., LTD.Inventors: Masanari Itokawa, Toshio Miyata, Makoto Arai
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Patent number: 7880464Abstract: A magnetic resonance imaging apparatus includes an imaging unit which applies a labeling pulse to invert a spin included in a labeling region within part of a imaging region and then collects a echo signal from a time point when an inversion time has passed from the application of the labeling pulse, and a control unit, the control unit controlling the imaging unit so that the echo signal in the imaging region is collected a plurality of times with variations in the inversion time, the control unit also controlling the imaging unit so that a time ranging from a reference time point within a biological signal obtained from a subject to the application of the labeling pulse is a time determined in accordance with the inversion time.Type: GrantFiled: September 10, 2007Date of Patent: February 1, 2011Assignees: Tokai University Educational System, Toshiba Medical Systems CorporationInventors: Shinya Yamada, Hitoshi Kanazawa, Tokunori Kimura, Masaaki Umeda
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Publication number: 20110021579Abstract: It is an objective of the present invention to provide a novel peritoneal membrane protecting agent which can effectively suppress deterioration of peritoneal functions in long-term peritoneal dialysis (PD) patients and the like. The present invention provides a peritoneal membrane protecting agent comprising a pyridoxine or a salt thereof, as an active ingredient.Type: ApplicationFiled: September 3, 2010Publication date: January 27, 2011Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEMInventors: Toshio MIYATA, Takatoshi KAKUTA
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Publication number: 20110010010Abstract: A robot safety device, which is provided between a drive shaft of a robot and an actuator for driving the drive shaft and prevents unexpected action to a user positioned around the robot, and in which such a possibility that a robot damages a person is detected and the detection is utilized as a trigger to quickly stop the driving force for the robot. The device is provided with a transmission part which transmits to the drive shaft an output from the actuator, an acceleration operation corresponding part which mechanically generates corresponding to the transmission accelerating operation of the transmission part caused by the actuator, regulation auxiliary force for regulating the operation of the transmission part caused by the output from the actuator, and a regulation part which is driven by the regulation auxiliary force generated by the accelerating operation corresponding part and regulates the operation of the transmission part.Type: ApplicationFiled: February 25, 2009Publication date: January 13, 2011Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEMInventors: Yoshihiro Kai, Tatsuya Adachi, Yusuke Okudaira
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Publication number: 20100331189Abstract: A growth promoter according to the present invention that can be applied to a plant other than solanaceous plants is a plant growth promoter utilizing potato cyst nematodes and contains a fatty acid dialkanolamide represented by the following general formula (1) as a substance that acts on the potato cyst nematodes: R—CO—N(—R?—OH)(—R?—OH)??(1) (in the general formula (1), R represents an alkyl group that has 1 to 20 carbon atoms and may be substituted, and R? and R? may be the same or different from each other and each represent an alkylene group that has 1 to 10 carbon atoms and may be substituted). When the plant growth promoter of the present invention is sprayed on the soil where the eggs of potato cyst nematodes are present, potato cyst nematodes hatched by the effect of the above-described fatty acid dialkanolamide contained in the plant growth promoter promote the growth of a non-host plant.Type: ApplicationFiled: February 24, 2009Publication date: December 30, 2010Applicant: TOKAI UNIVERSITY EDUCATIONAL SYSTEMInventors: Akio Fukuzawa, Keita Fukui, Souhei Okumura