Schering Aktiengesellschaft

Franz-Karl Maier

Werner Krause

Wolf-Rudiger Press

Michael Bauer

Gabriele Schuhmann-Giampieri

Ulrich Speck

Andreas Muhler

Thomas Balzer

Peter Muschik

Gabriele Schuhmann-Giampiere

Peter Muschick

Gabriele Schuhmann Giampieri

Wolf-R Udiger Press

Sara Biancalana

Danute Nitecki

The invention relates to diethylenetriaminepentaacetic acid derivatives, their complexes and complex salts, containing an element of atomic numbers 20-32, 39-51 or 57-83, pharmaceutical agents containing these compounds, their use as contrast media and antidotes and process for their production.

Metal complexes, suitable for use in diagnosis and therapy

Metal complexes, of DTPA derivatives suitable for use in diagnosis and

The invention relates to new, multiply substituted diethylenetriaminepentaacetic acid derivatives, their complexes and complex salts, that contain an element of atomic numbers 20-32, 39-51 or 57-83, pharmaceutical agents that contain these compounds, their use as contrast media and antidotes, and process for the production of pharmaceutical agents.

Multiply substituted DTPA derivatives and their metal complexes, and

The disclosed metal complexes are suitable as contrast media for computer tomography of the liver and the biliary tracts.

Use of tetra azacycle complexes as x-ray diagnostic agents for the liver

Iodine-containing peptides of general formula I ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4, a, m and q have the meanings indicated in the description, agents containing these compounds, the use of compounds as contrast media as well as processes for their production are described.

Iodine-containing peptides

The invention relates to new diethylenetriaminepentaacetic acid derivatives, their complexes and complex salts, that contain an element of atomic numbers 20-32, 39-51 or 57-83, pharmaceutical agents that contain these compounds and their use as contrast media and antidotes.

DTPA derivatives substituted in a novel way, their metal complexes, and

Iodine-containing dendrimeric polymers of general formula I

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Berlin, Germany

Franz-Karl Maier