Evidence map›Paper›PMID 41814289›Full record

ArticleBMC biotechnology2026

Enhanced production of Nattokinase by Bacillus aryabhattai RP6 isolated from fermented Brassica oleracea.

Roshni Prasanna, Debosmit Kundu, Maneesha Mohanan, Mohanasrinivasan Vaithilingam, Subathra Devi Chandrasekaran

Abstract read
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Article in BMC biotechnology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Roshni PrasannaDepartment of Biotechnology, School of Bio Sciences and Technology, Vellore Institute of Technology, Vellore, Tamil Nadu, India.
Debosmit KunduDepartment of Biotechnology, School of Bio Sciences and Technology, Vellore Institute of Technology, Vellore, Tamil Nadu, India.
Maneesha MohananDepartment of Biotechnology, School of Bio Sciences and Technology, Vellore Institute of Technology, Vellore, Tamil Nadu, India.
Mohanasrinivasan VaithilingamDepartment of Biotechnology, School of Bio Sciences and Technology, Vellore Institute of Technology, Vellore, Tamil Nadu, India.
Subathra Devi ChandrasekaranDepartment of Biotechnology, School of Bio Sciences and Technology, Vellore Institute of Technology, Vellore, Tamil Nadu, India. csubathradevi@vit.ac.in.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundNattokinase (NK) in recent times has been identified as an important enzyme for its health benefits and its application in cardiovascular diseases (CVD). NK is known for its thrombolytic activity and has been actively used its low cost of production. The research study aims to enhance the Nattokinase production from fermented Brassica oleracea.

resultsSeven different fermented and non-fermented food sources were screened for fibrinolytic protease-producing bacteria. Out of 12 bacterial isolates, 7 were identified as protease producers. However, the strain RP6 isolated from fermented Brassica oleracea exhibited higher fibrinolytic activity. Morphological, biochemical, and molecular characterization revealed RP6 as Bacillus aryabhattai. Optimization studies showed maximum NK production when glycerol and ammonium chloride were used as carbon and nitrogen sources, respectively, at pH 10, inoculum size of 2%, and incubation at 37 °C. The purified enzyme, with an apparent molecular mass of 29 kDa, demonstrated maximum fibrinolytic activity of 88.87% after 3 h.

conclusionThe study identifies Bacillus aryabhattai RP6 as a potent NK-producing strain. Its high yield and strong fibrinolytic activity highlight its potential for industrial-scale NK production and possible application in cardiovascular therapeutics.

Indexed as

BacillusBrassicaSubtilisinsFermentationFermented FoodsFibrinolytic AgentsHydrogen-Ion ConcentrationFibrinolytic AgentsnattokinaseSubtilisinsCardiovascular diseasesClot bustersFermented foodFibrinolytic enzymeNattokinase

Identifiers

PMID41814289
PMCPMC13088595

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