Improvement of Candida rugosa lipase stability by simultaneous immobilization and drying processes: 'green' carrier and spray drying (2021)
- Authors:
- USP affiliated authors: CARVALHO, ANA KARINE FURTADO DE - EEL ; SOUZA, CLAUDIA REGINA FERNANDES DE - FCFRP ; OLIVEIRA, WANDERLEY PEREIRA DE - FCFRP ; SILVA, TALES ALEXANDRE DA COSTA E - FCF
- Unidades: EEL; FCFRP; FCF
- Subjects: BIOTECNOLOGIA; LIPASE
- Agências de fomento:
- Language: Inglês
- Abstract: The general stability of Candida rugosa lipase was improved via immobilization onto magnetic chitosan and dehydration using spray dryer. Lipase bioencapsulated in glutaraldehyde-activated magnetic chitosan showed the best results, presenting 84.6% of the original activity after spray drying and 80.3% after six months of storage at 5 °C. Besides that, this immobilized derivative retained the highest enzyme activity (60.9%) after the 10 reuse cycle, proving that the activating agent favored lipase encapsulation. The water content was determined and moisture varied between 4.1 and 4.8% and the water activities were in the range 0.2–0.30. After storage for six months at 5°C, the immobilized enzyme systems retained at least 70.0% of its initial activity (vs 18.3% retained activity for the free lipase); The thermostability of all immobilized systems was significantly improved and lipase bioencapsulated in glutaraldehyde-activated magnetic chitosan showed a stabilization factor of 11.33 at 80 °C. The kinetic data showed that the lipase Candida rugosa lipase suffered alterations in catalytic behavior after the immobilization/drying processes, especially a slight decreasing in affinity to the substrate (↑KM). In conclusion, this report reinforces the urgent need for the economic development of eco-sustainable immobilized biocatalysts to boost the use of enzymatic technology on industrial scale, besides decrease environmental impacts.
- Imprenta:
- Publisher: FAURGS
- Publisher place: Gramado-RS
- Date published: 2021
- Source:
- Título: Anais do 23º Congresso Brasileiro de Engenharia Química e 18º Encontro Brasileiro Sobre o Ensino de Engenharia Química
- ISSN: 2178-5600
- Volume/Número/Paginação/Ano: p.1-4, 2021
-
ABNT
SILVA, Tales Alexandre da Costa e et al. Improvement of Candida rugosa lipase stability by simultaneous immobilization and drying processes: 'green' carrier and spray drying. Anais do 23º Congresso Brasileiro de Engenharia Química e 18º Encontro Brasileiro Sobre o Ensino de Engenharia Química. Gramado-RS: FAURGS. Disponível em: https://proceedings.science/proceedings/100237/_papers/143490/download/fulltext_file1?lang=pt-br. Acesso em: 27 dez. 2025. , 2021 -
APA
Silva, T. A. da C. e, Carvalho, A. K. F. de, Souza, C. R. F. de, & Oliveira, W. P. de. (2021). Improvement of Candida rugosa lipase stability by simultaneous immobilization and drying processes: 'green' carrier and spray drying. Anais do 23º Congresso Brasileiro de Engenharia Química e 18º Encontro Brasileiro Sobre o Ensino de Engenharia Química. Gramado-RS: FAURGS. Recuperado de https://proceedings.science/proceedings/100237/_papers/143490/download/fulltext_file1?lang=pt-br -
NLM
Silva TA da C e, Carvalho AKF de, Souza CRF de, Oliveira WP de. Improvement of Candida rugosa lipase stability by simultaneous immobilization and drying processes: 'green' carrier and spray drying [Internet]. Anais do 23º Congresso Brasileiro de Engenharia Química e 18º Encontro Brasileiro Sobre o Ensino de Engenharia Química. 2021 ;1-4.[citado 2025 dez. 27 ] Available from: https://proceedings.science/proceedings/100237/_papers/143490/download/fulltext_file1?lang=pt-br -
Vancouver
Silva TA da C e, Carvalho AKF de, Souza CRF de, Oliveira WP de. Improvement of Candida rugosa lipase stability by simultaneous immobilization and drying processes: 'green' carrier and spray drying [Internet]. Anais do 23º Congresso Brasileiro de Engenharia Química e 18º Encontro Brasileiro Sobre o Ensino de Engenharia Química. 2021 ;1-4.[citado 2025 dez. 27 ] Available from: https://proceedings.science/proceedings/100237/_papers/143490/download/fulltext_file1?lang=pt-br - Lipase immobilization on eco-friendly supports by Fluidized-Bed Technology
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