Abstract: Disclosed herein is a three-dimensional culture containing human articular chondrocytes with induced terminal differentiation changes, as well as a process for preparing the same. The three-dimensional culture, which was found to mimic the biological characteristics of articular chondrocytes that undergo terminal differentiation in vivo, can be used as a tool in the studies of the molecular and cellular mechanisms of osteoarthritis, and in the screening of candidate drugs for use in treatment of a disorder associated with articular chondrocytes.
Abstract: The present invention provides a Cinnamomum subavenium extract for inhibiting melanogenesis. The present invention also provides a composition for inhibiting melanogenesis including compounds inhibit tyrosinase activity.
Abstract: The present invention discloses a method of providing anti-oncogenic effects in a subject suffered from colorectal cancer. The present invention also discloses a method for screening an anti-colorectal cancer agent. The present invention further discloses a method of determining the prognosis of a subject with colorectal cancer.
Abstract: PEO-PPO-PEO polymers and vinyl monomers are used to prepare several block copolymers via consecutive atom transfer radical polymerization (ATRP). The block copolymers provide good delivery characteristics and can be used as a gene/drug delivery carrier for therapy and diagnosis.
Abstract: Disclosed are the nanoparticle and the method for the same, and the preparing method includes steps of mixing polyethylenimine (PEI) with the poly(acrylic acid)-bound iron oxide (PAAIO) to form a PEI-PAAIO polyelectrolyte complex (PEC) and mixing the PEI-PAAIO PEC with genetic material such as plasmid DNA to form the PEI-PAAIO/pDNA magnetic nanoparticle. The PEI-PAAIO/pDNA magnetoplex is highly water dispersible and suitable for long term storage, shows superparamagnetism, low cytotoxicity, high stability and nice transfection efficiency, and thus the PEI-PAAIO PEC can replace PEI as a non-viral gene vector.
Abstract: A composition for promoting proliferation and/or migration of skin cells includes a compound of formula (I): or a pharmaceutically acceptable salt or ester thereof.
Abstract: What is disclosed in the invention is a preparation method of a supercritical Cinnamomum subavenium extract, which is made from the material, the dried stem of C. subavenium. The extract is obtained by extracting C. subavenium which is pulverized as particles with supercritical carbon dioxide fluid. The C. subavenium extract or its active ingredient, subamolide A, can be used to inhibit the growth of human urothelial carcinoma cell lines. In addition, the C. subavenium extract (or subamolide A) is able to synergistically inhibit the growth of human urothelial carcinoma cell lines with cisplatin (CDDP) or gemcitabine (Gem). Therefore, the C. subavenium extract (or subamolide A) can be an anticancer drug alone, or forms a pharmaceutical composition with CDDP (or Gem) to treat with cancers in respect of urinary system.
Abstract: A method for treating a disease is provided. The method includes steps of: providing a subject in need thereof; and administering one selected from a group consisting of KMUPS compound represented by formula I, a pharmaceutically acceptable salts thereof; and a pharmaceutical composition thereof to the subject in a dosage from 1 to 2.5 milligram per kilogram of body weight, wherein R2 and R4 are each selected independently from a group consisting of a C1˜C5 alkoxy group, a hydrogen, a nitro group and a halogen atom.
Abstract: The present invention provides a method for predicting the survival rate and prognosis of esophageal carcinoma patients, which is characterized in examining the expression level of a specific gene, peptidase inhibitor 3 (PI3) or CD14 antigen (CD14) in a sample, and comparing to the average expression level of said specific gene from patients to determine the survival and prognosis status for esophageal cancer. The present invention further provides a kit for predicting the survival rate and prognosis of esophageal carcinoma patients.
Abstract: The invention provides a method for Columbidae gender identification including: providing a DNA sample of a bird belonging to the Columbidae family; performing a polymerase chain reaction to the DNA sample with a first primer pair of a first primer designed within the region of the SEQ ID. NO.: 9 or a complementary sequence thereof and a P2 primer (SEQ ID. NO: 1) or a complementary sequence thereof, and a second primer pair of a second primer designed within the region of the SEQ ID NO.: 10 or a complementary sequence thereof and a P2 primer (SEQ ID. NO: 1) or a complementary sequence thereof; and determining gender by performing a melting curve analysis to a product from the polymerase chain reaction, wherein the result showing two peaks indicate a female gender and showing one peak indicate a male gender.
Type:
Grant
Filed:
August 11, 2010
Date of Patent:
April 16, 2013
Assignee:
Kaohsiung Medical University
Inventors:
Hsueh-Wei Chang, Chien-Chung Cheng, Ying-Fang Su, Yu-Chen Hung
Abstract: The present invention discloses a method of providing anti-oncogenic effects in a subject suffered from colorectal cancer. The present invention also discloses a method for screening an anti-colorectal cancer agent. The present invention further discloses a method of determining the prognosis of a subject with colorectal cancer.
Abstract: The invention provides a method for treating atherosclerosis in a subject in need thereof, including administering an effective amount of microRNA-195 to the subject in need thereof. The microRNA-195 may be packaged in a pharmaceutically acceptable carrier. Moreover, the pharmaceutically acceptable carrier may includes a liposome, lipid particle or viral vector.
Abstract: The present invention provides a chemical compound having the structure being one selected from a group consisting of wherein R1 is one selected from a group consisting of COOCH3, COOCH2Ph, CONHCH(CH3)2 and CONHC6H5, R2 is one selected from a group consisting of H, CH3 and CH(CH3)2, R3 is one selected from a group consisting of H, CH3, CH(CH3)2 and CH2Ph, and R4 is one of CH(CH3)2 and C6H5.
Abstract: A nucleic acid construct comprising a genetic engineered heterogeneous nuclear ribonucleoprotein (hnRNP) A1 gene is provided. A transgenic mouse in which the expression of hnRNP A1 gene has been disrupted is also provided. The mouse is useful for studying the role of hnRNP A1 gene in normal and disease states of a neurodegenerative disease or a cancer for developing therapies to treat any of these diseases. Therefore, a method of screening a compound for potential use in prevention and/or treatment of neurodegenerative disease or cancer is further provided.
Abstract: A polyesterification method comprises steps of mixing, by combining N,N-dialkylformamide dialkyl acetal with a tin catalyst, so as to transfer an alkoxy group from the N,N-dialkylformamide dialkyl acetal to the tin catalyst to obtain a Sn coordination complex; and polymerization, by conducting a ring-opening polymerization of a ester under the catalysis of the Sn coordination complex, and finally to obtain a polyester compound; wherein, the chemical formula of the N,N-dialkylformamide dialkyl acetal is (RO)2CHNR2, with the R being an alkyl group.
Abstract: An apparatus for performing photodynamic diagnosis and photodynamic therapy on a target region that is pre-given with a photosensitizer precursor includes a display unit, an excitation light source operable to irradiate the target region with exciting light so as to excite emission of fluorescence from the target region as a result of fluorescence response of the photosensitizer precursor, an image capturing unit operable to capture a white light image and a fluorescent image of the target region, an image processing unit operable to superimpose the white light image and the fluorescent image into a synthesized image and to provide at least one of the white light image, the fluorescent image and the synthesized image thereto for display on the display unit, and a curing light source operable to irradiate a specified portion of the target region with curing light for treating the specified portion.
Type:
Application
Filed:
August 30, 2011
Publication date:
February 28, 2013
Applicants:
National Applied Research Laboratories Instrument Technology Research Center, Kaohsiung Medical University
Abstract: Disclosed herein is a method for preparing a coumarin compound of formula (F), in which R1, R2, and R3 are independently H, C1˜C7 alkoxy, C1˜C7 alkyl, phenoxy, benzyloxy, or a halogen atom; R4 is an alkyl group; and Ar is an optionally substituted aryl group, the method including: treating a chromene compound having the following formula (E) with an acid in the presence of water. A chromene compound of formula (E) and a method for preparing the chromene compound of formula (E) are also disclosed.
Abstract: Disclosed are a composition for preventing and treating atherosclerosis which includes chalcone compound. In particular, the chalcone compound bound with 2-hydroxyl in ring A and 4?-methyoxy in ring B has versatile therapeutic potentials on anti-atherosclerosis by acting as PPAR? inducer, p44/42 MAPK inhibitor and cell cycle blocker and does not show toxicity to human aortic smooth muscle cells (HASMCs). In addition, the chalcone compound exhibits synergistic effect with the PPAR? ligand (rosiglitazone) to inhibit cell proliferation and the upregulation of cyclin D1, cyclin D3, interleukin-1? (IL-1?) and interleukin-6 (IL-6) induced by oxidized low density lipoprotein (Ox-LDL).
Abstract: A method of treating spinal muscular atrophy. The method includes administering an effective amount of composition including a sodium-proton exchanger inhibitor and a pharmaceutically acceptable carrier or salt, to a subject with spinal muscular atrophy to ameliorate a symptom of spinal muscular atrophy.
Type:
Grant
Filed:
August 29, 2011
Date of Patent:
February 5, 2013
Assignee:
Kaohsiung Medical University
Inventors:
Jan-Gowth Chang, Chung-Yee You, Wen-Kuang Yang
Abstract: The present invention discloses a gene carrier and the preparation method thereof. Chondroitin sulfate (CS) is reacted with methacrylic anhydride (MA) to form chrondroitin sulfate-methacrylate (CSMA), which is further covalently bound with polyethylenimine (PEI) via the Michael addition to produce a CSMA-PEI gene carrier. The CSMA-PEI gene carrier can effectively reduce the cytotoxicity of PEI and enhance the transfection efficiency of PEI.