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  • Ahmed A I Sallam, Alene Kast, Simon Przybilla, Tobias M. Meiswinkel, Alexander Steinbuechel
  • Chemistry, Medicine
  • Applied and environmental microbiology
  • 2009
  • A triphasic process was developed for the production of beta dipeptides from cyanophycin (CGP) on a large scale. Phase I comprises an optimized acid extraction method for technical isolation of CGPContinue Reading
  • Martin Obst, Ahmed A I Sallam, Heinrich Luftmann, Alexander Steinbuechel
  • Chemistry, Medicine
  • Biomacromolecules
  • 2004
  • This study is the first report on the extracellular degradation of cyanophycin (CGP) by Gram-positive bacteria. Three different Gram-positive bacteria were isolated from forest soil that were able toContinue Reading
  • Ahmed A I Sallam, Alexander Steinbuechel
  • Biology, Medicine
  • Applied and environmental microbiology
  • 2008 (First Published: 1 June 2008)
  • Four bacterial strains were isolated from a cyanophycin granule polypeptide (CGP)-degrading anaerobic consortium, identified by 16S rRNA gene sequencing, and assigned to species of the generaContinue Reading
  • Ahmed A I Sallam, Alexander Steinbuechel
  • Biology, Medicine
  • Applied Microbiology and Biotechnology
  • 2010 (First Published: 1 July 2010)
  • The numerous physiological functions of the nonessential amino acid L-aspartate, the semi-essential amino acid L-arginine, and the essential amino acid L-lysine, made them attractive for a wide rangeContinue Reading
  • Ahmed A I Sallam, Alexander Steinbuechel
  • Biology, Medicine
  • Journal of applied microbiology
  • 2009 (First Published: 1 August 2009)
  • AIMS To determine the susceptibility of cyanophycin granule polypeptide (CGP) to degradation by several mammalian, avian and fish gut flora. METHODS AND RESULTS Samples of gut flora wereContinue Reading