EP0654045A4 - Improved method for preparing soluble glucans. - Google Patents

Improved method for preparing soluble glucans.

Info

Publication number
EP0654045A4
EP0654045A4 EP93921176A EP93921176A EP0654045A4 EP 0654045 A4 EP0654045 A4 EP 0654045A4 EP 93921176 A EP93921176 A EP 93921176A EP 93921176 A EP93921176 A EP 93921176A EP 0654045 A4 EP0654045 A4 EP 0654045A4
Authority
EP
European Patent Office
Prior art keywords
improved method
preparing soluble
soluble glucans
glucans
preparing
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.)
Withdrawn
Application number
EP93921176A
Other languages
German (de)
French (fr)
Other versions
EP0654045A1 (en
Inventor
David L Williams
Rose Brigid Mcnamee
Henry A Pretus
Isaac William Browder
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.)
Bioglucans LP
Original Assignee
Bioglucans LP
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 Bioglucans LP filed Critical Bioglucans LP
Publication of EP0654045A1 publication Critical patent/EP0654045A1/en
Publication of EP0654045A4 publication Critical patent/EP0654045A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0009—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Glucans, e.g. polydextrose, alternan, glycogen; (alpha-1,4)(alpha-1,6)-D-Glucans; (alpha-1,3)(alpha-1,4)-D-Glucans, e.g. isolichenan or nigeran; (alpha-1,4)-D-Glucans; (alpha-1,3)-D-Glucans, e.g. pseudonigeran; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Peptides Or Proteins (AREA)
EP93921176A 1992-08-05 1993-08-04 Improved method for preparing soluble glucans. Withdrawn EP0654045A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US92607892A 1992-08-05 1992-08-05
US926078 1992-08-05
PCT/US1993/007329 WO1994003498A1 (en) 1992-08-05 1993-08-04 Improved method for preparing soluble glucans

Publications (2)

Publication Number Publication Date
EP0654045A1 EP0654045A1 (en) 1995-05-24
EP0654045A4 true EP0654045A4 (en) 1996-03-20

Family

ID=25452720

Family Applications (1)

Application Number Title Priority Date Filing Date
EP93921176A Withdrawn EP0654045A4 (en) 1992-08-05 1993-08-04 Improved method for preparing soluble glucans.

Country Status (8)

Country Link
EP (1) EP0654045A4 (en)
CN (1) CN1091747A (en)
AU (1) AU4837693A (en)
CA (1) CA2141845A1 (en)
MX (1) MX9304728A (en)
SI (1) SI9300415A (en)
WO (1) WO1994003498A1 (en)
ZA (1) ZA935649B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5622939A (en) * 1992-08-21 1997-04-22 Alpha-Beta Technology, Inc. Glucan preparation
US5488040A (en) * 1989-09-08 1996-01-30 Alpha-Beta Technology, Inc. Use of neutral soluble glucan preparations to stimulate platelet production
AU650626B2 (en) * 1989-09-08 1994-06-30 Alpha-Beta Technology, Inc. Method for producing soluble glucans
US5811542A (en) * 1989-09-08 1998-09-22 Alpha-Beta Technology, Inc. Method for producing soluble glucans
US5786343A (en) * 1997-03-05 1998-07-28 Immudyne, Inc. Phagocytosis activator compositions and their use
US6046323A (en) * 1997-07-29 2000-04-04 The Collaborative Group, Ltd. Conformations of PPG-glucan
AU6261999A (en) 1998-09-25 2000-04-17 Collaborative Group, Ltd., The Very high molecular weight beta-glucans
US6369216B1 (en) 1998-09-25 2002-04-09 Biopolymer Engineering Pharmaceutical, Inc. Very high molecular weight β-glucans
US7507724B2 (en) * 2001-01-16 2009-03-24 Sloan-Kettering Institute For Cancer Research Therapy-enhancing glucan

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883505A (en) * 1972-07-17 1975-05-13 Ajinomoto Kk Method of solubilizing polysaccharides
US4739046A (en) * 1985-08-19 1988-04-19 Luzio Nicholas R Di Soluble phosphorylated glucan
US4946450A (en) * 1989-04-18 1990-08-07 Biosource Genetics Corporation Glucan/collagen therapeutic eye shields

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO9403498A1 *

Also Published As

Publication number Publication date
ZA935649B (en) 1994-03-07
MX9304728A (en) 1994-05-31
CN1091747A (en) 1994-09-07
EP0654045A1 (en) 1995-05-24
CA2141845A1 (en) 1994-02-17
WO1994003498A1 (en) 1994-02-17
SI9300415A (en) 1994-06-30
AU4837693A (en) 1994-03-03

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 19950302

AK Designated contracting states

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Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

A4 Supplementary search report drawn up and despatched

Effective date: 19960129

AK Designated contracting states

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Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

17Q First examination report despatched

Effective date: 19970522

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19971202