Patents by Inventor Zhihong Li

Zhihong Li has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8263374
    Abstract: The present invention relates to a composite yeast suitable for high concentration alcohol fermentation from sugar-containing raw materials, characterizing in that the composite yeast comprises any kind of dried yeast selected from Brewers yeast Saccharomyces cerevisiae Hansen of Saccharomyces cerevisiae, grape wine yeast Saccharomyces uvarum Beijerinek, and nutritious materials which are necessary for yeast growth, the nutritious materials include: the dried yeast 40-70 parts by weight, a nitrogen source 20-40 parts by weight, a phosphorous source 5-10 parts by weight, an other inorganic salt 2.5-5 parts by weight, a trace vitamin 1-2.5 parts by weight and a bacteriostatic 0.5-1.2 parts by weight. The present invention further relates to a method for preparation of the composite yeast suitable for high concentration alcohol fermentation from sugar-containing raw materials.
    Type: Grant
    Filed: July 30, 2008
    Date of Patent: September 11, 2012
    Assignee: Angel Yeast Co., Ltd.
    Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Zhijun Li, Daiwu Liu
  • Publication number: 20120225462
    Abstract: Nutrient composition for saccharomyces cerevisiae and a method of using the same. The nutrient composition includes a yeast extract in 62-98 weight parts; an acid protease in 1.5-20 weight parts; and magnesium sulfate in 0.1-2.5 weight parts. The nutrient composition stimulates strong growth and reproduction of saccharomyces cerevisiae in various brewing materials, thereby speeding up alcoholic fermentation, shortening alcoholic fermentation period, and increasing liquor yield.
    Type: Application
    Filed: May 10, 2012
    Publication date: September 6, 2012
    Inventors: Xuefeng YU, Zhihong LI, Minghua YU, Juan YAO, Jincheng LEI, Yinhu XU, Zhijun LI
  • Publication number: 20120193049
    Abstract: A method for processing a lignocellulose material, comprises the following steps: (1) crushing and sieving the lignocellulose material, and collecting granules with a particle size of between 0.08 and 0.1 mm; (2) mixing the granules obtained in step (1) with water, and dispersing through a colloid mill to yield a suspension with a particle size of 40-80 ?m; (3) homogenizing the suspension obtained in the step (2) under high pressure to have a particle size of between 10 and 40 ?m; and (4) buffering the suspension obtained in the step (3) with a buffer solution of sodium acetate and acetic-acid, adding cellulase, ?-glucosidase, and xylanase, and performing zymolysis for 36-72 hours.
    Type: Application
    Filed: April 12, 2012
    Publication date: August 2, 2012
    Inventors: Xuefeng YU, Zhihong LI, Minghua YU, Juan YAO, Daiwu LIU, Jincheng LEI, Zhijun LI
  • Publication number: 20110319378
    Abstract: The present invention provides MDM2 inhibitor compounds of Formula I, wherein the variables are defined above, which compounds are useful as therapeutic agents, particularly for the treatment of cancers. The present invention also relates to pharmaceutical compositions that contain an MDM2 inhibitor.
    Type: Application
    Filed: June 3, 2011
    Publication date: December 29, 2011
    Applicant: AMGEN INC.
    Inventors: Michael David BARTBERGER, Ana GONZALEZ BUENROSTRO, Hilary Plake BECK, Xiaoqi CHEN, Richard Victor CONNORS, Jeffrey DEIGNAN, Jason DUQUETTE, John EKSTEROWICZ, Benjamin FISHER, Brian Matthew FOX, Jiasheng FU, Zice FU, Felix GONZALEZ LOPEZ DE TURISO, Michael GRIBBLE, JR., Darin James GUSTIN, Julie Anne HEATH, Xin HUANG, Xianyun JIAO, Michael G. JOHNSON, Frank KAYSER, David John KOPECKY, Sujen LAI, Yihong LI, Zhihong LI, Jiwen LIU, Jonathan Dante LOW, Brian Stuart LUCAS, Zhihua MA, Lawrence McGEE, Joel McINTOSH, Dustin McMINN, Julio Cesar MEDINA, Jeffrey Thomas MIHALIC, Steven Howard Olson, Yosup REW, Philip Marley ROVETO, Daqing SUN, Xiaodong WANG, Yingcai WANG, Xuelei YAN, Ming YU, Jiang ZHU
  • Publication number: 20110171710
    Abstract: A method for producing cellulosic ethanol is disclosed, which comprises the following steps: adding the medium containing the source materials of cellulose and/or hemicellulose to fermentation reaction vessel; adding cellulase to fermentation reaction vessel, and inoculating Candida lusitaniae; running simultaneous saccharification fermentation (SSFs) with the combined action of cellulose and Candida lusitaniae, and obtaining cellulosic ethanol by separation. Candida lusitaniae used in SSFs in present invention has higher ethanol tolerance and a higher ethanol production rate, it can use cellulose and hemicellulose as source materials and effectively produce cellulosic ethanol with cellulase in SSFs.
    Type: Application
    Filed: September 27, 2009
    Publication date: July 14, 2011
    Applicant: ANGELYEAST CO., LTD
    Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Zhijun Li, Daiwu Liu
  • Publication number: 20110165289
    Abstract: A feed premix containing multiple trace elements and preparing method thereof, the feed premix contains trace elements of copper, iron, manganese and zinc, and yeast autolysate, the proportion of the four trace elements of which depending one the feeding standards of various animals. The method includes reacting the salts of copper, iron, manganese and zinc with a yeast autolysate.
    Type: Application
    Filed: September 23, 2009
    Publication date: July 7, 2011
    Applicant: ANGELYEAST CO., LTD
    Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Bin Tan
  • Publication number: 20110142796
    Abstract: Compounds, pharmaceutical compositions and methods are provided that are useful in the treatment of CDK4-mediated disorders, such as cancer. The subject compounds are fused pyridine, pyrimide and triazine derivatives.
    Type: Application
    Filed: December 18, 2008
    Publication date: June 16, 2011
    Applicant: Amgen Inc
    Inventors: Richard V. Connors, Kang Dai, John Eksterowicz, Pingchen Fan, Benjamin Fisher, Jiasheng Fu, Kexue Li, Zhihong Li, Lawrence R. Mcgee, Rajiv Sharma, Xiaodong Wang, Dustin L. Mcminn, Jeffrey T. Mihalic, Jeffrey Deignan
  • Publication number: 20110097305
    Abstract: Compounds, pharmaceutical compositions and methods are provided that are useful in the treatment of CDK4-me-dialed disorders, such as cancer. The subject compounds arc gem-disubstituted or spimcyclic pyridine, pyrimidine and triazine derivatives.
    Type: Application
    Filed: April 6, 2009
    Publication date: April 28, 2011
    Applicant: AMGEN INC.
    Inventors: Richard V. Connors, Kang Dai, John Eksterowicz, Pingchen Fan, Benjamin Fisher, Jiasheng Fu, Kexue Li, Zhihong Li, Lawrence R. Mcgee, Rajiv Sharma, Xiaodong Wang
  • Publication number: 20110086834
    Abstract: Selected compounds are effective for prophylaxis and treatment of inflammation and inflammatory disorders, such as NIK-mediated disorders. The invention encompasses novel compounds, analogs, prodrugs and pharmaceutically acceptable salts thereof, pharmaceutical compositions and methods for prophylaxis and treatment of diseases and other maladies or conditions involving, inflammation and the like.
    Type: Application
    Filed: June 26, 2009
    Publication date: April 14, 2011
    Applicant: AMGEN INC.
    Inventors: Guoqing Chen, Timothy D. Cushing, Paul Faulder, Benjamin Fisher, Xiao He, Kexue Li, Zhihong Li, Wen Liu, Lawrence R. Mcgee, Vatee Pattaropong, Jennifer L. Seganish, Youngshook Shin, Zhulun Wang
  • Publication number: 20110045545
    Abstract: The present invention provides a method for extracting glucan and mannan from the cell wall of a microorganism. Specifically, the method of the present invention in one embodiment comprises the steps of: a) treating the cells of the microorganism with an alkaline protease and an mannanase; b) separating the mixture from step a) into a heavy phase and a light phase; c) drying the heavy phase obtained from step b), obtaining the glucan preparation; and d) drying the light phase obtained from step b), obtaining the mannan preparation. Optionally, in the step c), the heavy phase obtained from step b) may be treated sequentially with an alkali and an acid, and separated again into a heavy phase and a light phase. The heavy phase is dried, obtaining the glucan preparation. The present invention further relates to the glucan preparation and mannan preparation produced thereby, and the uses thereof.
    Type: Application
    Filed: December 31, 2008
    Publication date: February 24, 2011
    Applicant: Angel Yeast Co., Ltd.
    Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Yan Zhang
  • Publication number: 20110003035
    Abstract: Yeast composition for cow feed additive including at least ruminant yeast and a carrier. The carrier is selected from DDGS (corn lees), chaff, zein powder, brewery mash, bean pulp, soybeanhull, rice bran, or wheat bran. The yeast composition can alleviate the negative effects of heat stress experienced by cows during summer months and improve milk yield.
    Type: Application
    Filed: September 13, 2010
    Publication date: January 6, 2011
    Inventors: Xuefeng YU, Zhihong LI, Minghua YU, Juan YAO, Ling LI, Bin TAN
  • Publication number: 20100303960
    Abstract: A method for producing yeast extract including 4-30% disodium inosinate and disodium guanylate (I+G), comprising a) providing a yeast cream including 8 wt. % or more of RNA, b) inactivating the yeast in the yeast cream, c) centrifugating the yeast cream and collecting a supernatant, d) degrading the supernatant with enzymes, e) heat-treating, and f) concentrating and drying the supernatant. The resultant yeast extract is natural, involves no additive, and has better flavor. The invention further provides yeast extract is produced by the method.
    Type: Application
    Filed: August 11, 2010
    Publication date: December 2, 2010
    Inventors: Xuefeng YU, Zhihong LI, Minghua YU, Juan YAO, Pei LI, Ku LI, Guanqun TANG
  • Publication number: 20100248332
    Abstract: A yeast used for pizza and its production method are provided. The yeast is dry yeast, and the amount of CO2 produced in the dough at 30° C. during 60 minutes is 250˜450 mL CO2/h, wherein the dough contains those ingredients as following: 280 g flour, 1.43% salt by weigh of flour, 4 g pure dry yeast and appropriate content water. The production method includes the following steps: A) one-step fermenting; B) drying: in which, after the one-step fermenting without further fermenting; before or during the drying step, adding the emulsifier. Since adapting the first seed yeast as commercial yeast, the fermenter procedure is omitted, the process is simplified, the cost is reduced, and the yeast produced meets the property requirements of the yeast used for pizza.
    Type: Application
    Filed: May 18, 2009
    Publication date: September 30, 2010
    Applicant: Angelyeast Co Ltd
    Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Jinbao Kuang, Jinjun Shen
  • Publication number: 20100189871
    Abstract: The present invention provides a combination used for absorbing toxins in feed, comprising 1-10% by weight of clay and 90-99% by weight of yeast manna oligosaccharide, wherein the yeast manna oligosaccharide is extract of yeast cell wall which is separated from Saccharomyces cerevisiae. The biotoxin sorbent product can be used to feed any animals, including livestock, fowls, marine lives and ruminants. When mixing with feed, owing to its strong toxin adsorption capability, this absorbent may reduce the amount of toxins entering bodies of animals, thereby improving productivity and health of animals, reducing diseases caused by toxins.
    Type: Application
    Filed: August 6, 2008
    Publication date: July 29, 2010
    Applicant: Angel Yeast Co., Ltd
    Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Bin Tan, Jinlin Zhu
  • Publication number: 20100184196
    Abstract: The present invention relates to a composite yeast suitable for high concentration alcohol fermentation from sugar-containing raw materials, characterizing in that the composite yeast comprises any kind of dried yeast selected from Brewers yeast Saccharomyces cerevisiae Hansen of Saccharomyces cerevisiae, grape wine yeast Saccharomyces uvarum Beijerinek, and nutritious materials which are necessary for yeast growth, the nutritious materials include: the dried yeast 40-70 parts by weight, a nitrogen source 20-40 parts by weight, a phosphorous source 5-10 parts by weight, an other inorganic salt 2.5-5 parts by weight, a trace vitamin 1-2.5 parts by weight and a bacteriostatic 0.5-1.2 parts by weight. The present invention further relates to a method for preparation of the composite yeast suitable for high concentration alcohol fermentation from sugar-containing raw materials.
    Type: Application
    Filed: July 30, 2008
    Publication date: July 22, 2010
    Applicant: Angel Yeast Co., Ltd.
    Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Zhijun Li, Daiwu Liu
  • Publication number: 20090269322
    Abstract: A nutritional composition comprising by weight: between 0.05 and 30% selenium-enriched yeast; between 1 and 90% yeast beta-glucan; between 0.5 and 60% Vitamin C; and between 0.5 and 40% Vitamin E. The composition features anti-oxidative, anti-aging, cancer-preventing, and immune-stimulating properties.
    Type: Application
    Filed: November 4, 2008
    Publication date: October 29, 2009
    Inventors: Xuefeng YU, Zhihong LI, Minghua YU, Juan YAO, Yan ZHANG, Yamin ZHU
  • Publication number: 20090209734
    Abstract: The present invention provides analogues of duocarmycins that are potent cytotoxins. Also provided are peptidyl and disulfide linkers that are cleaved in vivo. The linkers are of use in forming prodrugs and conjugates of the cytotoxins of the invention as well as other diagnostic and therapeutic moieties. The invention provides prodrugs and conjugates of the duocarmycin analogues with the linker arms of the invention.
    Type: Application
    Filed: March 4, 2009
    Publication date: August 20, 2009
    Applicant: Medarex, Inc.
    Inventors: Howard P. Ng, Danny P.C. McGee, Guoxian Wu, Jimmie Moore, Zhihong Li, Sanjeev Gangwar, Oliver L. Saunders, Irina Astafieva
  • Publication number: 20090175888
    Abstract: The present invention provides analogues of duocarmycins that are potent cytotoxins. Also provided are peptidyl and disulfide linkers that are cleaved in vivo. The linkers are of use in forming prodrugs and conjugates of the cytotoxins of the invention as well as other diagnostic and therapeutic moieties. The invention provides prodrugs and conjugates of the duocarmycin analogues with the linker arms of the invention.
    Type: Application
    Filed: March 2, 2009
    Publication date: July 9, 2009
    Applicant: Medarex, Inc.
    Inventors: Howard P. Ng, Zhihong Li, Danny P.C. McGee, Oliver L. Saunders, Guoxian Wu, David J. King, Valeri Martichonok, Sharon Boyd, Thomas J. Lobl
  • Publication number: 20080187987
    Abstract: The present invention relates to a composite yeast for high concentration alcohol fermentation, which includes thermostable Saccharomyces cerevisiae, acid protease, phytase, cellulose, ?-glucanase, and pectinase, and is suitable for the high concentration alcohol fermentation for various raw materials. In addition to normal fermentation, the composite yeast of the present invention can degrade the raw materials, increase the nutrient ingredients in the mash, promote the growth of yeast and provide stress tolerance protection.
    Type: Application
    Filed: December 30, 2005
    Publication date: August 7, 2008
    Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Zhijun Li, Daiwu Liu
  • Patent number: 7129261
    Abstract: The present invention provides analogues of duocarmycins that are potent cytotoxins. Also provided are peptidyl and disulfide linkers that are cleaved in vivo. The linkers are of use in forming prodrugs and conjugates of the cytotoxins of the invention as well as other diagnostic and therapeutic moieties. The invention provides prodrugs and conjugates of the duocarmycin analogues with the linker arms of the invention.
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: October 31, 2006
    Assignee: Medarex, Inc.
    Inventors: Howard P. Ng, Danny P.C. McGee, Oliver L. Saunders, Valeri Martichonok, Guoxian Wu, Zhihong Li, Geoffrey T. Yarranton