Penicillin Acylase in the Industrial Production of β-Lactam Antibiotics
Bruggink, Alle, Roos, Eric C, de Vroom, Erik
Published in Organic process research & development (01.03.1998)
Published in Organic process research & development (01.03.1998)
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Highly efficient synthesis of ampicillin in an "aqueous solution-precipitate" system: Repetitive addition of substrates in a semicontinuous process
Youshko, Maxim I., van Langen, Luuk M., de Vroom, Erik, van Rantwijk, Fred, Sheldon, Roger A., Švedas, Vytas K.
Published in Biotechnology and bioengineering (05.06.2001)
Published in Biotechnology and bioengineering (05.06.2001)
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Penicillin acylase-catalyzed ampicillin synthesis using a pH gradient: A new approach to optimization
Youshko, Maxim I., van Langen, Luuk M., de Vroom, Erik, van Rantwijk, Fred, Sheldon, Roger A., Švedas, Vytas K.
Published in Biotechnology and bioengineering (05.06.2002)
Published in Biotechnology and bioengineering (05.06.2002)
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Enzymatic synthesis of β-lactam antibiotics using penicillin-G acylase in frozen media
van Langen, Luuk M., de Vroom, Erik, van Rantwijk, Fred, Sheldon, Roger
Published in FEBS letters (30.07.1999)
Published in FEBS letters (30.07.1999)
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Bacteriocin small of Rhizobium leguminosarum belongs to the class of N-acyl-L-homoserine lactone molecules, known as autoinducers and as quorum sensing co-transcription factors
Schripsema, J. (The Technical University of Denmark, Lyngby, Denmark.), Rudder, K.E.E. de, Vliet, T.B. van, Lankhorst, P.P, Vroom, E. de, Kijne, J.W, Brussel, A.A.N. van
Published in Journal of Bacteriology (01.01.1996)
Published in Journal of Bacteriology (01.01.1996)
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Journal Article
Penicillin acylase-catalyzed synthesis of ampicillin in “aqueous solution–precipitate” systems. High substrate concentration and supersaturation effect
Youshko, Maxim I, van Langen, Luuk M, de Vroom, Erik, Moody, Harold M, van Rantwijk, Fred, Sheldon, Roger A, Švedas, Vytas K
Published in Journal of molecular catalysis. B, Enzymatic (02.10.2000)
Published in Journal of molecular catalysis. B, Enzymatic (02.10.2000)
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The cyclic diguanylic acid regulatory system of cellulose synthesis in Acetobacter xylinum. Chemical synthesis and biological activity of cyclic nucleotide dimer, trimer, and phosphothioate derivatives
Ross, P, Mayer, R, Weinhouse, H, Amikam, D, Huggirat, Y, Benziman, M, de Vroom, E, Fidder, A, de Paus, P, Sliedregt, L.A.
Published in The Journal of biological chemistry (05.11.1990)
Published in The Journal of biological chemistry (05.11.1990)
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Synthesis of Penicillin N and Isopenicillin N
Lau, Rute Madeira, van Eupen, Jacques T.H., Schipper, Dick, Tesser, Godefridus I., Verweij, Jan, de Vroom, Erik
Published in Tetrahedron (15.09.2000)
Published in Tetrahedron (15.09.2000)
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Enzymatic coupling using a mixture of side chain donors affords a greener process for ampicillin
van Langen, Luuk M., de Vroom, Erik, van Rantwijk, Fred, Sheldon, Roger A.
Published in Green chemistry : an international journal and green chemistry resource : GC (01.01.2001)
Published in Green chemistry : an international journal and green chemistry resource : GC (01.01.2001)
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Substrate specificity of immobilized penicillin-G acylase towards penicillin and cephalosporin derivatives was studied. The phenylacetyl moiety can be altered at the α-position with several small substituents. Depending on polarity and size of the substituent, enzyme activity decreases or increases. Insertion or deletion of atoms between the aromatic nucleus of the phenylacetyl group and the center of hydrolysis leads to substrates that are no longer recognized by the enzyme
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Cephalosporanic acid 7β-alkylideneammonio salts
Neeft, Jolanda M.I., Verweij, Jan, Hirs, Hans G.J., de Vroom, Erik
Published in Tetrahedron (02.09.1996)
Published in Tetrahedron (02.09.1996)
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Journal Article
Synthesis of the beta-lactamase indicators Cefesone and Nitrocefin
Barendse, NCME, van der Klein, PAM, Verweij, J, Witkamp, HA, van Zoest, WJ, de Vroom, E
Published in Synthesis (Stuttgart) (01.02.1998)
Published in Synthesis (Stuttgart) (01.02.1998)
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Reductive rearrangements of silylated penicillin G 1-oxide
van der Klein, Pieter A.M., Witkamp, Henk A., de Vroom, Erik
Published in Tetrahedron letters (14.11.1994)
Published in Tetrahedron letters (14.11.1994)
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Hairpin structures in DNA containing arabinofuranosylcytosine. A combination of nuclear magnetic resonance and molecular dynamics
Pieters, Jane M. L, De Vroom, Erik, Van der Marel, Gijs A, Van Boom, Jacques H, Koning, Thea M. G, Kaptein, Robert, Altona, Cornelis
Published in Biochemistry (Easton) (23.01.1990)
Published in Biochemistry (Easton) (23.01.1990)
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RNA recognition and cleavage by Fe·bleomycin
Hecht, Sidney M., Holmes, Chris E., Duff, Robert J., Morgan, Michael A., Carter, Barbara J., de Vroom, Erik, Long, Eric C.
Published in Journal of inorganic biochemistry (01.07.1993)
Published in Journal of inorganic biochemistry (01.07.1993)
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