Summary
The degree of pyruvylation of the xanthan side chains decreased strongly when the microbial oxygen demand was not met. There was no significant dependence on the growth rate.
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Peters, H.U., Suh, I.S., Schumpe, A. et al. The pyruvate content of xanthan polysaccharide produced under oxygen limitation. Biotechnol Lett 15, 565–566 (1993). https://doi.org/10.1007/BF00138540
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DOI: https://doi.org/10.1007/BF00138540