Technological application of an extracellular cell lytic enzyme in xanthan gum clarification



Document title: Technological application of an extracellular cell lytic enzyme in xanthan gum clarification
Journal: Brazilian journal of microbiology
Database: PERIÓDICA
System number: 000291156
ISSN: 1517-8382
Authors: 1
Institutions: 1Central Food Technological Research Institute, Plant Cell Biotechnology Department, Mysore. India
Year:
Season: Ene-Mar
Volumen: 36
Number: 1
Pages: 57-62
Country: Brasil
Language: Inglés
Document type: Artículo
Approach: Experimental
English abstract An extracellular cell lytic enzyme from Pseudomonas sp. was active on heat killed cells of Xanthomonas campestris. The lytic activity caused enzymatic digestion of X.campestris xanthan gum. Digestion was effective for highly viscous native xanthan 2.0% (w/v) and 2.5% (w/v) commercial Sigma xanthan. Scanning electron microscopy and SDS-PAGE observations confirmed the cell lytic action on X.campestris cells
Portuguese abstract Uma enzima extracelular celulolítica produzida por Pseudomonas sp. foi ativa sobre células de Xanthomonas campestris mortas pelo calor. A atividade lítica causou a digestão enzimática de goma xantana de X. campestris. A digestão foi eficiente tanto para xantana nativa altamante viscosa (2,0% w/v) como para xantana comercial Sigma (2,5% w/v). Observações por microscopia eletrônica de varredura demonstraram a ação celulolítica sobre células de X. campestris
Disciplines: Biología
Keyword: Microbiología,
Biotecnología,
Xanthomonas campestris,
Xantana,
Enzima celulolítica
Keyword: Biology,
Microbiology,
Biotechnology,
Xanthomonas campestris,
Xanthan,
Cell lytic enzyme
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