New identification of the strain Rhizopus microsporus var. oligosporus spT3 as Rhizopus microsporus var. chinensis
Autor: | L. Mejean, A. Schwertz, G. Percebois, C. Villaume, B. Decaris |
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Přispěvatelé: | Dynamique des Génomes et Adaptation Microbienne (DynAMic), Université de Lorraine (UL)-Institut National de la Recherche Agronomique (INRA), Institut National de la Santé et de la Recherche Médicale (INSERM), Laboratoire de génétique et microbiologie (LGM), Institut National de la Recherche Agronomique (INRA)-Université Henri Poincaré - Nancy 1 (UHP), Laboratoire de mycologie, hôpital Fournier, Centre Hospitalier Régional Universitaire de Nancy (CHRU Nancy), ProdInra, Migration |
Rok vydání: | 1997 |
Předmět: |
Rhizopus microsporus
Sucrose [SDV]Life Sciences [q-bio] Immunology Applied Microbiology and Biotechnology Microbiology 030308 mycology & parasitology 03 medical and health sciences chemistry.chemical_compound Rhizopus Botany Genetics Food science Raffinose Phycomycetes [SDV.MP] Life Sciences [q-bio]/Microbiology and Parasitology Molecular Biology ComputingMilieux_MISCELLANEOUS 0303 health sciences biology 0402 animal and dairy science 04 agricultural and veterinary sciences General Medicine biology.organism_classification 040201 dairy & animal science Spore [SDV.MP]Life Sciences [q-bio]/Microbiology and Parasitology chemistry Fermentation METABOLISME DES GLUCIDES Rhizopus microsporus var oligosporus REPRODUCTION SEXUEE |
Zdroj: | Canadian Journal of Microbiology Canadian Journal of Microbiology, NRC Research Press, 1997, 43 (10), pp.971-976 Canadian Journal of Microbiology, NRC Research Press, 1997, 43 (10), pp.971-976. ⟨10.1139/m97-139⟩ |
ISSN: | 1480-3275 0008-4166 |
Popis: | The wild Rhizopus strain spT3 extracted from tempeh of Bali, Indonesia (Institute of Microbial Resources, Taichung, Taiwan) had first been identified as Rhizopus microspores var. oligosporus spT3. This strain is used to ferment soybeans, to detoxify them and improve their nutritional value. Analysis of fermented seeds showed that this strain strongly degrades numerous noxious antinutritional factors, which is unusual for R. microsporus var. oligosporus. The activity of strain spT3 on carbohydrates, compared with that of R. microsporus var. oligosporus NRRL 2710 (= CBS 338.62 = ATCC 22959 = IMI 174457 = IFO 8631 = Scholer's M140), presented differences suggesting that strain spT3 was not a R. microsporus var. oligosporus. As a matter of fact, strain spT3 hydrolyzed sucrose and raffinose, whereas R. microsporus var. oligosporus NRRL 2710 did not. A taxonomic study including morphology, growth temperature, and mating showed that the strain spT3 was similar to R. microsporus var. chinensis CBS 261.28 (= Scholer's M213).Key words: Rhizopus microsporus var. oligosporus, Rhizopus microsporus var. chinensis, Rhizopus microsporus var. rhizopodiformis, mating, carbohydrate utilization, taxonomy, scanning electron microscopy. |
Databáze: | OpenAIRE |
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