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    • 62. 发明授权
    • Ethanol extraction of phytosterols from corn fiber
    • 乙醇从玉米纤维中提取植物甾醇
    • US07833994B2
    • 2010-11-16
    • US11084933
    • 2005-03-21
    • Charles AbbasKyle E. BeeryThomas P. BinderAnne M. Rammelsberg
    • Charles AbbasKyle E. BeeryThomas P. BinderAnne M. Rammelsberg
    • A61K31/56A61K31/575
    • A23L33/11A23V2002/00A23V2250/2136
    • The present invention provides a process for extracting sterols from a high solids, thermochemically hydrolyzed corn fiber using ethanol as the extractant. The process includes obtaining a corn fiber slurry having a moisture content from about 20 weight percent to about 50 weight percent solids (high solids content), thermochemically processing the corn fiber slurry having high solids content of 20 to 50% to produce a hydrolyzed corn fiber slurry, dewatering the hydrolyzed corn fiber slurry to achieve a residual corn fiber having a moisture content from about 30 to 80 weight percent solids, washing the residual corn fiber, dewatering the washed, hydrolyzed corn fiber slurry to achieve a residual corn fiber having a moisture content from about 30 to 80 weight percent solids, and extracting the residual corn fiber with ethanol and separating at least one sterol.
    • 本发明提供使用乙醇作为萃取剂从高固体,热化学水解的玉米纤维中提取固醇的方法。 该方法包括获得具有约20重量%至约50重量%固体(高固体含量)的水分含量的玉米纤维浆料,热化学处理具有20至50%的高固含量的玉米纤维浆料以产生水解玉米纤维 将水解的玉米纤维浆液脱水,以获得含水量为约30至80重量%固体的残余玉米纤维,洗涤残余的玉米纤维,对经洗涤的水解玉米纤维浆液进行脱水以获得具有水分的残余玉米纤维 含量为约30至80重量%的固体,并用乙醇萃取残余的玉米纤维并分离至少一种甾醇。
    • 67. 发明授权
    • Metabolic engineering of amino acid production
    • 氨基酸生产代谢工程
    • US07635579B2
    • 2009-12-22
    • US11978908
    • 2007-10-30
    • P. John RayapatiCorey M. Crafton
    • P. John RayapatiCorey M. Crafton
    • C12P13/04C12P13/08C12N15/74C12N1/20
    • C12N15/01C12N9/88C12P13/04C12P13/08
    • The present invention is directed towards the fermentative production of amino acids, providing microorganisms, methods and processes useful therefor. Microorganisms of the invention are capable of converting glucose to amino acids other than L-isoleucine, L-leucine and L-valine with greater efficiency than the parent strain. The efficiency of conversion may be quantified by the formula: [(g amino acid produced/g dextrose consumed)*100]=% Yield and expressed as yield from dextrose. The invention provides microorganisms that are made auxotrophic or bradytrophic for the synthesis of one or more branched chain amino acids by mutagenesis and selected for their ability to produce higher percent yields of the desired amino acid than the parental strain. Preferred microorganisms are Corynebacterium, Brevibacterium or Escherichia coli producing L-lysine. Mutagenesis is performed by classical techniques or through rDNA methodology. Methods of the invention are designed to increase the production of an amino acid by mutagenizing a parental strain, selecting cells auxotrophic or bradytrophic for the synthesis of one or more branched chain amino acids and selecting branched chain amino acid auxotrophs or bradytrophs that produce a higher percent yield from dextrose of the desired amino acid than the parental strain. Processes of the invention are designed for the production an amino acid comprising culturing in a medium a microorganism obtained by mutagenizing a parent strain to be auxotrophic or bradytrophic for branched chain amino acid synthesis and selecting variants that are capable of converting glucose to amino acids other than L-isoleucine, L-leucine and L-valine with greater efficiency than the parent strain.
    • 本发明涉及氨基酸的发酵生产,提供微生物,对其有用的方法和方法。 本发明的微生物能够以比亲本菌株更高的效率将葡萄糖转化成L-异亮氨酸,L-亮氨酸和L-缬氨酸以外的氨基酸。 转化效率可以通过以下公式进行定量:[(g氨基酸产生/ g葡萄糖消耗)* 100] =%产率并以葡萄糖的收率表示。 本发明提供了通过诱变合成一种或多种支链氨基酸产生营养缺陷型或营养缺陷型微生物,并且选择其产生比亲本菌株更高产率的所需氨基酸的能力。 优选的微生物是产生L-赖氨酸的棒状杆菌,短杆菌或大肠杆菌。 诱变通过经典技术或通过rDNA方法进行。 本发明的方法被设计成通过诱变亲本菌株来增加氨基酸的产生,选择营养缺陷型或营养型细胞用于合成一种或多种支链氨基酸并选择产生更高百分比的支链氨基酸营养缺陷型或营养缺陷型 来自所需氨基酸的葡萄糖的产量高于亲本菌株。 本发明的方法被设计用于生产氨基酸,其包括在培养基中培养通过将亲本菌株诱变为营养缺陷型或营养型的支链氨基酸合成获得的微生物,并选择能够将葡萄糖转化成除了氨基酸以外的氨基酸的变体 L-异亮氨酸,L-亮氨酸和L-缬氨酸,其效力高于亲本菌株。
    • 68. 发明授权
    • Long chain (C22-C50) polyunsaturated hydrocarbons, derivatives, synthesis and uses thereof
    • 长链(C22-C50)多不饱和烃,衍生物,合成及用途
    • US07582777B2
    • 2009-09-01
    • US11250622
    • 2005-10-17
    • Paul D. Bloom
    • Paul D. Bloom
    • C07D303/04C07D319/10C07D407/06C07D407/14C07C1/20
    • C07D319/12C08G59/226C08G59/36C08G59/38
    • The present invention is directed to unsaturated or derivatized long chain (C22-C50) polyunsaturated hydrocarbons and a method of preparing the long chain hydrocarbons via electrocoupling of C12-C26 fatty acids. It has been found that soapstock is an inexpensive source of starting materials for the present method. The present invention is also directed to compositions comprising the long chain polyunsaturated hydrocarbons, which can be used as reactive diluents and modifiers in latex, epoxy, alkyd and polymer compositions. In another aspect, the present invention is directed to derivitization or ozonolysis of the long chain polyunsaturated hydrocarbons. The present method is also useful for preparing C12-26 alkyl esters and C12-26 carbon chain compounds containing a terminal olefin.
    • 本发明涉及不饱和或衍生的长链(C22-C50)多不饱和烃和通过C 12 -C 26脂肪酸的电偶合制备长链烃的方法。 已经发现,皂片是本方法的起始材料的廉价源。 本发明还涉及包含长链多不饱和烃的组合物,其可以用作胶乳,环氧树脂,醇酸树脂和聚合物组合物中的反应性稀释剂和改性剂。 另一方面,本发明涉及长链多不饱和烃的衍生或臭氧分解。 本发明方法也可用于制备含有末端烯烃的C12-26烷基酯和C12-26碳链化合物。