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9146 results about "Carbohydrate" patented technology

A carbohydrate (/kɑːrboʊˈhaɪdreɪt/) is a biomolecule consisting of carbon (C), hydrogen (H) and oxygen (O) atoms, usually with a hydrogen–oxygen atom ratio of 2:1 (as in water) and thus with the empirical formula Cₘ(H₂O)ₙ (where m may be different from n). This formula holds true for monosaccharides. Some exceptions exist; for example, deoxyribose, a sugar component of DNA, has the empirical formula C₅H₁₀O₄. The carbohydrates are technically hydrates of carbon; structurally it is more accurate to view them as aldoses and ketoses.

Synthesis of purine locked nucleic acid analogues

The present invention relates to a new method for the synthesis of purine LNA (Locked Nucleic Acid) analogues which provides a higher overall yield. The method comprising a regioselective 9-N purine glycosylation reaction followed by a one-pot nucleophilic aromatic substitution reaction of the 6-substituent in the purine ring and simultaneous nucleophile-induced intramolecular ring closure of the C-branched carbohydrate to form novel purine LNA analogues. The novel strategy is illustrated by the synthesis of the novel compound (1S,3R,4R,7S)-7-benzyloxy-1-methanesulfonylmethyl-3-(guanin-9-yl)-2,5-dioxabicyclo[2.2.1]heptane which is easily converted into (1S,3R,4R,7S)-7-hydroxy-1-hydroxymethyl-3-((2-N-isobutyrylguanin-9-yl)-2,5-dioxabicyclo[2.2.1]heptane after isobutyryl protection of the 2-amino purine group and subsequent substitution of 1-methanesulfonyl with benzoate, debenzoylation and debenzylation.
Owner:SANTARIS PHARMA AS

Nutritional supplements

InactiveUS20060088574A1Pleasant tasteEncouraging consumption of nutritional supplementVitamin food ingredientsPharmaceutical non-active ingredientsNormal blood glucoseNutrition
The invention provides nutritional supplements for an oral or enteral administration to humans, whether in satisfactory health, or having a medical condition. These supplements can provide humans with a complete, balanced nutrition in a bioavailable form, either as a food supplement or as a meal replacement, and preferably includes one or more slow-digesting carbohydrates that renders them effective in maintaining blood glucose levels at, or returning abnormal blood glucose levels to, normal blood glucose levels. Nutritional supplements within the invention can be employed with humans that are diabetic, borderline diabetic, pregnant and / or lactating, geriatric humans and humans that have, are at risk for, or develop other glucose intolerance or cardiovascular disease.
Owner:PBM PRODUCTS INC

Process for preparing materials for extraction

The present invention relates to a process for preparing a biomass, such as from a microbial fermentation, for an extraction process to separate desired chemicals, nutritional products, bioactive components, proteins, carbohydrates, and lipids, from the biomass. Particularly preferred substances to extract include docosahexaenoic acid, docosapentaenoic acid, and arachidonic acid. The present invention also includes extracting the prepared biomass. Biomasses to be treated in accordance with the methods of the invention include plant, animal, and microbial biomass, particularly a microorganism such as Crypthecodinium cohnii and a fungus such as Mortierella alpina.
Owner:MARTEK BIOSCIENCES CORP

Reaction plate and protein chip kit for integrated detection of multiple gynecologic tumor markers

The invention discloses an integral detecting reacting board and protein chip agent box of Carcinoembryonic antigen,CEA, 15-3 CA15-3(Carbohydrate Antigen 15-3,CA15-3), CA 125 (Cancer antigen 125,CA125), Squamous cell carcinoma antigen,SCC, Human papillomavirus antibody,HPVAb, beta-human chorionic gonadotropin, beta-HCG and alpha-fetoprotein,AFP, wherein the reacting hole board contains base and reacting hole on the base; the reacting hole contains 2-384 sample holes, 2-200 standard sample holes; the fixing phase carrier is set on the bottom of each reacting hole, which is covered by seven antigen or antibody molecule arrays with anti-CEA, anti-CA15-3,anti-CA125,anti-SCC,HPV,anti- beta-HCG,anti-AFP.
Owner:汪宁梅

Process for producing ethanol from corn dry milling

A process for producing ethanol by the conversion of carbohydrates from a corn dry milling process in which the bottoms fraction from distillation of ethanol in a conventional yeast fermentation is used in a process including a combination of biochemical and synthetic conversions. The process results in high yield ethanol production with concurrent production of high value coproducts. An acetic acid intermediate is produced from bottoms fraction, followed by conversion of the acetic acid into ethanol using esterification and hydrogenation reactions. Coproducts of the process include a high protein content solids fraction produced in the fermentation.
Owner:ZEACHEM

Process to produce biofuels from biomass

Biofuels can be produced by: (i) providing a biomass containing celluloses, hemicelluloses, lignin, nitrogen compounds and sulfur compounds; (ii) contacting the biomass with a digestive solvent to form a pretreated biomass containing carbohydrates; (iii) contacting the pretreated biomass with hydrogen in the presence of a supported hydrogenolysis catalyst containing (a) sulfur, (b) Mo or W, and (c) Co and / or Ni incorporated into a suitable support to form a plurality of oxygenated intermediates, and (vi) processing at least a portion of the oxygenated intermediates to form a liquid fuel.
Owner:SHELL OIL CO

Production of liquid alkanes in the jet fuel range (c8-c15) from biomass-derived carbohydrates

Described is a method for making a composition comprising alkanes. The composition is suitable for use as a liquid transportation fuel in general, and jet fuel in particular. The method includes dehydrating a feedstock solution comprising a carbohydrate, in the presence of an acid catalyst, to yield at least one furan derivative compound, in a reaction vessel containing a biphasic reaction medium: an aqueous reaction solution and a substantially immiscible organic extraction solution. The furan derivative compound is then subjected to a self-aldol condensation reaction or a crossed-aldol condensation reaction with another carbonyl compound to yield a beta-hydroxy carbonyl compound and / or an alpha-beta unsaturated carbonyl compound. The beta-hydroxy carbonyl and / or alpha-beta unsaturated compounds are then hydrogenated to yield a saturated or partially saturated compound, followed by hydrodeoxygenation (e.g., dehydrating and hydrogenating) of the saturated or partially saturated compound to yield a composition of matter comprising alkanes.
Owner:WISCONSIN ALUMNI RES FOUND
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