FR2051221A5 - Isolation of enzyme catalysts by dialysis - pref using cellulose acetate membrane - Google Patents

Isolation of enzyme catalysts by dialysis - pref using cellulose acetate membrane

Info

Publication number
FR2051221A5
FR2051221A5 FR7023167A FR7023167A FR2051221A5 FR 2051221 A5 FR2051221 A5 FR 2051221A5 FR 7023167 A FR7023167 A FR 7023167A FR 7023167 A FR7023167 A FR 7023167A FR 2051221 A5 FR2051221 A5 FR 2051221A5
Authority
FR
France
Prior art keywords
pref
dialysis
isolation
cellulose acetate
acetate membrane
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7023167A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer Corp
Original Assignee
Miles Laboratories Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Miles Laboratories Inc filed Critical Miles Laboratories Inc
Application granted granted Critical
Publication of FR2051221A5 publication Critical patent/FR2051221A5/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/24—Preparation of compounds containing saccharide radicals produced by the action of an isomerase, e.g. fructose
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P1/00—Preparation of compounds or compositions, not provided for in groups C12P3/00 - C12P39/00, by using microorganisms or enzymes
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/20—Preparation of compounds containing saccharide radicals produced by the action of an exo-1,4 alpha-glucosidase, e.g. dextrose

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Mycology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

Isolation of enzyme catalysts by dialysis, pref. using cellulose acetate membrane Pref. the selectively permeable membrane allows at least 50% of the dextrin in a 1% (w/v) aq. soln. of dextrin of mean molecular at. 10,000 under a pressure different of 2.45-2.8 atm. to pass through.
FR7023167A 1969-06-25 1970-06-23 Isolation of enzyme catalysts by dialysis - pref using cellulose acetate membrane Expired FR2051221A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83656869A 1969-06-25 1969-06-25

Publications (1)

Publication Number Publication Date
FR2051221A5 true FR2051221A5 (en) 1971-04-02

Family

ID=25272248

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7023167A Expired FR2051221A5 (en) 1969-06-25 1970-06-23 Isolation of enzyme catalysts by dialysis - pref using cellulose acetate membrane

Country Status (7)

Country Link
BE (1) BE752405A (en)
BR (1) BR7019929D0 (en)
DE (1) DE2031258A1 (en)
FR (1) FR2051221A5 (en)
IL (1) IL34635A0 (en)
LU (1) LU61172A1 (en)
NL (1) NL7008785A (en)

Also Published As

Publication number Publication date
DE2031258A1 (en) 1971-01-07
BR7019929D0 (en) 1973-01-11
NL7008785A (en) 1970-12-29
IL34635A0 (en) 1970-08-19
BE752405A (en) 1970-12-01
LU61172A1 (en) 1970-08-26

Similar Documents

Publication Publication Date Title
FI891536A (en) FLERMEMBRANSEPARATIONSSYSTEM.
CA943731A (en) Textured membranes for blood dialyzers, oxygenators and the like
DK128478B (en) Anisotropic membrane for gas permeation and process for its preparation.
GB1376642A (en) Bleed type fluid pressure control apparatus
AU3474371A (en) Mutanase, an alpha-1, 3-glucanese, a process forthe preparation thereof aswell ascertain uses ofthe said mutanese
NL7413627A (en) PROCESS FOR PREPARING A FERMENTABLE POWDER DRIED SYRUP AND (ALPHA) CELLULOSE FROM XEROPHYTIC PLANTS.
FR2062265A5 (en) Recovery of lactose and protein from cheese - whey
GB1519675A (en) Ultrafiltration
DK134080B (en) Apparatus set for connection to a medium line, in particular a compressed air line.
GB1290969A (en)
FR2051221A5 (en) Isolation of enzyme catalysts by dialysis - pref using cellulose acetate membrane
ES403706A1 (en) Treatment of sewage
IL34247A0 (en) High pressure cellulose acetate semipermeable membranes
GB1259656A (en)
IL38247A (en) Process for preparing a dry semipermeable cellulose acetate membrane
FR2180446A1 (en) Ultrafiltration process - with fluid pressure fluctuations to keep membrane clean
NL170247C (en) MULTIPLE CHAINS INCLUDING PRESSURE AIR BRAKING SYSTEM.
GB1179523A (en) Enzyme Purification Process
CA977335A (en) DIGITOXIGENINE-3-.alpha.,L-(RHAMNOSIDO-4'-ACYLATES) AND PROCESS FOR THEIR MANUFACTURE
IT1030867B (en) Semipermeable composite membranes esp for fractionation of liquids - with outer polymeric skin active in reverse osmosis or gas permeation and an ultrafiltration membrane
FR2043918A5 (en) Artificial kidney machines using controlled - porosity membranes
CA1018967A (en) 15.alpha., 16.alpha.-METHYLENE-.DELTA.4-PREGNENES
CA933915A (en) PROCESS FOR PRODUCING 6.alpha., 16.alpha.-DIMETHYL-STEROIDS
FR2041348A5 (en) Support layer for semipermeable membranes
CA900680A (en) Process for preparing high pressure cellulose acetate semipermeable membranes

Legal Events

Date Code Title Description
ST Notification of lapse