EP0646237A4 - Übergangs- und seltenerd-metallionen eingebunden in ton als kontrastmittel für den magen-darm-trakt. - Google Patents

Übergangs- und seltenerd-metallionen eingebunden in ton als kontrastmittel für den magen-darm-trakt.

Info

Publication number
EP0646237A4
EP0646237A4 EP93915212A EP93915212A EP0646237A4 EP 0646237 A4 EP0646237 A4 EP 0646237A4 EP 93915212 A EP93915212 A EP 93915212A EP 93915212 A EP93915212 A EP 93915212A EP 0646237 A4 EP0646237 A4 EP 0646237A4
Authority
EP
European Patent Office
Prior art keywords
rare earth
earth metal
metal ions
gastrointestinal tract
contrast agents
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Withdrawn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
EP93915212A
Other languages
English (en)
French (fr)
Other versions
EP0646237A1 (de
Inventor
Kenneth J Balkus Jr
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.)
University of Texas System
Original Assignee
University of Texas System
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
Priority claimed from US08/070,351 external-priority patent/US5429814A/en
Application filed by University of Texas System filed Critical University of Texas System
Publication of EP0646237A1 publication Critical patent/EP0646237A1/de
Publication of EP0646237A4 publication Critical patent/EP0646237A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y5/00—Nanobiotechnology or nanomedicine, e.g. protein engineering or drug delivery
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00—Preparations for testing in vivo
    • A61K49/06—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations
    • A61K49/18—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes
    • A61K49/189—Host-guest complexes, e.g. cyclodextrins

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nanotechnology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biotechnology (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • General Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
EP93915212A 1992-06-15 1993-06-04 Übergangs- und seltenerd-metallionen eingebunden in ton als kontrastmittel für den magen-darm-trakt. Withdrawn EP0646237A4 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08/070,351 US5429814A (en) 1990-12-07 1991-12-06 Molecular sieve-enclosed transition and rare earth metal ions as contrast agents for the gastrointestinal tract
US898906 1992-06-15
US07/898,906 US5277896A (en) 1990-12-07 1992-06-15 Clay enclosed transition and rare earth metal ions as contrast agents for the gastrointestinal tract
US70351 1993-05-27
PCT/US1993/005350 WO1993025895A1 (en) 1992-06-15 1993-06-04 Clay enclosed transition and rare earth metal ions as contrast agents for the gastrointestinal tract

Publications (2)

Publication Number Publication Date
EP0646237A1 EP0646237A1 (de) 1995-04-05
EP0646237A4 true EP0646237A4 (de) 1995-11-08

Family

ID=26751043

Family Applications (1)

Application Number Title Priority Date Filing Date
EP93915212A Withdrawn EP0646237A4 (de) 1992-06-15 1993-06-04 Übergangs- und seltenerd-metallionen eingebunden in ton als kontrastmittel für den magen-darm-trakt.

Country Status (4)

Country Link
EP (1) EP0646237A4 (de)
JP (1) JPH07507800A (de)
AU (1) AU4528093A (de)
WO (1) WO1993025895A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5657967B2 (ja) * 2010-03-02 2015-01-21 日本碍子株式会社 １ｈ−ｎｍｒのｔ１緩和時間およびｔ２緩和時間の校正用試料

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989009625A1 (en) * 1988-04-08 1989-10-19 Cockbain, Julian, Roderick, Michaelson Contrast agents for magnetic resonance imaging
JPH0337156A (ja) * 1989-07-03 1991-02-18 Sumitomo Metal Mining Co Ltd ゼオライト成型焼成体及びその製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4927624A (en) * 1987-11-19 1990-05-22 The University Of Rochester Clay magnetic resonance contrast agents for gastrointestinal comsumption or introduction
GB8813425D0 (en) * 1988-06-07 1988-07-13 Hall L D Magnetic resonance imaging

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989009625A1 (en) * 1988-04-08 1989-10-19 Cockbain, Julian, Roderick, Michaelson Contrast agents for magnetic resonance imaging
JPH0337156A (ja) * 1989-07-03 1991-02-18 Sumitomo Metal Mining Co Ltd ゼオライト成型焼成体及びその製造方法

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
J.J. LISTINSKY ET AL.: "GASTROINTESTINAL CONTRAST AGENTS: A DIAMAGNETIC APPROACH", MAGNETIC RESONANCE IN MEDICINE., vol. 8, no. 3, 1 November 1988 (1988-11-01), DULUTH,MN US, pages 285 - 292, XP000003029 *
PATENT ABSTRACTS OF JAPAN vol. 15, no. 167 (C - 827)<4695> 26 April 1991 (1991-04-26) *
See also references of WO9325895A1 *

Also Published As

Publication number Publication date
AU4528093A (en) 1994-01-04
JPH07507800A (ja) 1995-08-31
EP0646237A1 (de) 1995-04-05
WO1993025895A1 (en) 1993-12-23

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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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Effective date: 19941202

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18W Application withdrawn

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