Zobrazeno 1 - 10
of 101
pro vyhledávání: '"Yandri Yandri"'
Autor:
Tati Suhartati, Antin S. Prihatin, Armidla N. Kurniati, Hendri Ropingi, Yandri Yandri, Sutopo Hadi
Publikováno v:
Emerging Science Journal, Vol 8, Iss 1, Pp 43-60 (2024)
In this present work, a cycloartobiloxanthone compound was isolated from the stem wood and root bark of the Pudau plant (Artocarpus kemando Miq.). The purity of the compound was determined using thin-layer chromatography with three eluent systems and
Externí odkaz:
https://doaj.org/article/971fa388ebb042ee93e1044cce447a31
Publikováno v:
Emerging Science Journal, Vol 7, Iss 5, Pp 1811-1826 (2023)
Stability enhancement attempted in this study demonstrated that significant improvement in the stability of the α-amylase isolated from Aspergillus fumigatus was achieved by immobilizing the enzyme on a bentonite/chitosan hybrid matrix using the ads
Externí odkaz:
https://doaj.org/article/ae047233cf9d4db9b60fe78529859358
Anticancer Activity Study of Modified Artocarpin Compound from Pudau Plant (Artocarpus kemando Miq.)
Publikováno v:
Emerging Science Journal, Vol 7, Iss 3, Pp 733-743 (2023)
This research is a continuation of the successful isolation of artocarpin from the root of Artocarpus kemando Miq reported in our previous study. In the previous study, the artocarpin was characterized with UV-Vis and FTIR techniques. In this follow-
Externí odkaz:
https://doaj.org/article/41974fcc24ec4736912306289d5964b1
Autor:
Bambang Irawan, Aandi Saputra, Salman Farisi, Yulianty Yulianty, Sri Wahyuningsih, Noviany Noviany, Yandri Yandri, Sutopo Hadi
Publikováno v:
AIMS Microbiology, Vol 9, Iss 1, Pp 41-54 (2023)
Pineapple litter has a complex polymer of cellulose, hemicellulose, and lignin, which makes them difficult to decompose. However, pineapple litter has great potential to be a good organic material source for the soil when completely decomposed. The a
Externí odkaz:
https://doaj.org/article/43714d7d9d054d68981850fade9e53cb
Publikováno v:
Emerging Science Journal, Vol 7, Iss 1, Pp 77-89 (2022)
In this research, immobilization of A. fumigatus α-amylase on chitin was studied with the main purpose to improve the characteristics of the enzyme. A series of experiments were carried out to study stability improvement, thermodynamic parameters, i
Externí odkaz:
https://doaj.org/article/9ec8fe1f9d104e80896615b067626576
Publikováno v:
Emerging Science Journal, Vol 6, Iss 3, Pp 505-518 (2022)
In this paper, the A. fumigatus α-amylase had been immobilized onto zeolite/chitosan hybrid to improve its thermal-stabilization for industrial needs. The methods applied enzyme production, isolation, partial purification, immobilization, and charac
Externí odkaz:
https://doaj.org/article/0dda18c82282472fac54a1ab3d4b7bbe
Publikováno v:
E-Dimas, Vol 11, Iss 4, Pp 468-477 (2020)
Rotan merupakan salah satu hasil hutan non kayu yang dikenal luas oleh masyarakat, baik masyarakat yang berkecimpung dalam kerajinan rotan maupun pengguna produk rotan. Rotan juga merupakan salah satu hasil hutan yang berada di Kanagarian Duo Koto Gu
Externí odkaz:
https://doaj.org/article/b299798ca7354e80962f8d6503e738dd
Publikováno v:
Jurnal KATA: Penelitian tentang Ilmu Bahasa dan Sastra, Vol 4, Iss 1, Pp 1-10 (2020)
Culture of architectural photography is a branch of photography that exposes the aesthetic value of an architectural object of a building. The presence of drone technology in the culture of photography recently brings changes to the results of the ph
Externí odkaz:
https://doaj.org/article/011efdabdb82428fbd5475fd1872efca
Autor:
Yandri Yandri, Ezra Rheinsky Tiarsa, Tati Suhartati, Heri Satria, Bambang Irawan, Sutopo Hadi
Publikováno v:
Biochemistry Research International, Vol 2022 (2022)
The stability of the α-amylase enzyme has been improved from Aspergillus fumigatus using the immobilization method on a bentonite matrix. Therefore, this study aims to obtain the higher stability of α-amylase enzyme from A. fumigatus; hence, it is
Externí odkaz:
https://doaj.org/article/1cee3e15c47e44cf8977e0477aaf5634
Autor:
Ezra Rheinsky Tiarsa, Yandri Yandri, Tati Suhartati, Heri Satria, Bambang Irawan, Sutopo Hadi
Publikováno v:
Biochemistry Research International, Vol 2022 (2022)
Enzyme immobilization is a powerful method to improve the stability, reuse, and enzymatic properties of enzymes. The immobilization of the α-amylase enzyme from Aspergillus fumigatus on a chitin-bentonite (CB) hybrid has been studied to improve its
Externí odkaz:
https://doaj.org/article/bac01950b9c64fcd9068edf518d3611b