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Hans Helmut Goertz, Stefan Marcinowski, Axel Sanner: Water-insoluble protein material, its preparation and its use. BASF Aktiengesellschaft, Keil & Weinkauf, October 23, 1984: US04478976 (321 worldwide citation)

A biologically active protein which is bonded to a water-insoluble porous copolymer based on N-vinylimidazole and/or substituted N-vinylimidazoles and monomers which can be copolymerized therewith, its preparation and its use for carrying out enzymatic reactions.


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Chung Ji Tschang, Stefan Marcinowski: Macroporous, hydrophilic enzyme carrier. BASF Aktiengesellschaft, Keil & Weinkauf, November 5, 1985: US04551482 (15 worldwide citation)

A macroporous, hydrophilic enzyme carrier comprises a sulfonated polymer, charged with polyethyleneimine, of from 10 to 100% by weight of divinylbenzene, from 0 to 90% by weight of styrene and from 0 to 20% by weight of a copolymerizable monomer, the polyethyleneimine being neither crosslinked nor c ...


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Elard Jacob, Karsten Henco, Stefan Marcinowski, Gerhard Schenk: Preparation of mesophilic microorganisms which contain a D-hydantoinase which is active at elevated temperature. BASF Aktiengesellschaft, Oblon Spivak McClelland Maier & Neustadt, March 27, 1990: US04912044 (8 worldwide citation)

A description is given of a genertic engineering process for the preparation of mesophilic microorganisms which contain a hydantoinase active at elevated temperature, and of DNA sequences which code for this enzyme.


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Hans Helmut Goertz, Stefan Marcinowski, Axel Sanner: Preparation of an insoluble biocatalyst. BASF Aktiengeselschaft, Keil & Weinkauf, August 16, 1988: US04764467 (5 worldwide citation)

An insoluble biocatalyst is prepared by forming a mixture consisting essentially of the biocatalyst, one or more water-soluble compounds having two or more acrylamide or meth-acrylamido groups and one or more water soluble amines possessing two or more hydrogen atoms bonded to an amine nitrogen, and ...


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Rolf Lungershausen, Christoph Martin, Stefan Marcinowski, Hardo Siegel, Werner Kuesters: Preparation of D-N-carbamyl-.alpha.-aminoacids and micro-organisms for carrying out this preparation. BASF Aktiengesellschaft, Keil & Witherspoon, November 29, 1983: US04418146 (4 worldwide citation)

A process for the preparation of D-carbamyl-.alpha.-aminoacids of the formula ##STR1## where R has the meanings given in the description, by enzymatic cleavage of the corresponding hydantoins by means of thermophilic, non-sporulating hydantoin-cleaving micro-organisms or of extracts therefrom.


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