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الكائن الحي (ORGA)
published: ٠٦ شباط فبراير ٢٠١٢ last updated: ٢٦ أيار مايو ٢٠١٥
Organism information
Bacillus subtilis
Kingdom Bacteria
Phylum Firmicutes
Class Bacilli
Order Bacillales
Family Bacillaceae
Genus Bacillus
Species subtilis
  • Vibrio subtilis
  • Bacillus globigii
  • Bacillus
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  • BACIU
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البكتيريا
Characteristics related to biosafety
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Although this species is commonly found in soil, more evidence are suggesting that B. subtilis is a normal gut commensal in humans. Recent study compared the number of spores carried by the soil (~10 6 spores/g) versus the levels found in human feces (~10 4 spores/g). The number of spores found in the human gut is too high to be attributed solely to consumption through food contamination. Soil simply serves as a reservoir, suggesting that B. subtilis inhabits the gut and should be considered as a normal gut commensal
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B. subtilis is only known to cause disease in severely immunocompromised patients, and can conversely be used as a probiotic in healthy individuals. It may contaminate food but rarely causes food poisoning. B. subtilis produces the proteolytic enzyme subtilisin. B. subtilis spores can survive the extreme heat during cooking.
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Additional Information
Bacillus subtilis, known also as the hay bacillus or grass bacillus, is a Gram-positive, catalase-positive bacterium commonly found in soil. A member of the genus Bacillus, B. subtilis is rod-shaped, and has the ability to form a tough, protective endospore, allowing the organism to tolerate extreme environmental conditions.
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السجلات التي تشير إلى هذه الوثيقة إظهار في البحث
نوع السجل الخانة السجل (السجلات)
الكائنات الحية المحوّرة الكائن المتلقّي أو الكائنات المصدر 2
العنصر الجيني الكائن الحي المانح (الاسم العلمي) 2