Publications by authors named "Mari Fukuoka"

BACKGROUND Vaginal wall hemangiomas are extremely rare, benign, vascular tumors of the female genitalia. Most cases occur in childhood, but a few cases can be acquired; however, the mechanism of hemangioma formation remains unknown. Most hemangiomas involving female genital organs are small and asymptomatic.

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Miso (fermented soybean paste) is a traditional Japanese fermented food, and is now used worldwide. The solid-state culture of filamentous fungus, Aspergillus oryzae, grown on rice is known as rice-koji, and is important as a starter for miso fermentation because of its prominent hydrolytic enzyme activities. Recently, commercial miso products have been supplemented with purinic ribonucleotides, such as inosine monophosphate (IMP) and guanine monophosphate, to enhance the characteristic umami taste of glutamate in miso.

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This is the first report of glycoside hydrolase family 43 beta-xylosidase from Aspergillus oryzae. To characterize this enzyme, the recombinant enzyme was expressed in Escherichia coli. Unlike known beta-xylosidases from fungal origins, the enzyme did not show substrate ambiguity and was stable at alkaline pH.

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Aspergillus oryzae is resistant to many kinds of antibiotics, which hampers their use to select transformants. In fact, the fungus is resistant to over 200microg/ml of bleomycin (Bm). By enhancing the susceptibility of A.

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