Zobrazeno 1 - 10
of 79
pro vyhledávání: '"Purbowatiningrum Ria Sarjono"'
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 27, Iss 3, Pp 137-144 (2024)
Hibiscus tiliaceus is known to have antibacterial activity. One of the antibacterial compounds contained in the hibiscus plant is alkaloid. Alkaloids can also be obtained from endophytic bacteria that are in symbiosis with hibiscus leaves. It is know
Externí odkaz:
https://doaj.org/article/2579d31762254a539bc5b0e92d896ce3
Autor:
Enny Fachriyah, Sofiana Nur Aziiza, Ismiyarto Ismiyarto, Purbowatiningrum Ria Sarjono, Dwi Hudiyanti, Sumariyah Sumariyah
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 27, Iss 1, Pp 1-7 (2024)
Land kale or Ipomoea reptans Poir is widely consumed by Indonesian people. Land kale plants can be used as natural antioxidants because they contain polyphenolic compounds, one of which is phenolic acid. This research was carried out to determine the
Externí odkaz:
https://doaj.org/article/68a4da99a5a74e678198fc6cd1fb2338
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 26, Iss 6, Pp 224-229 (2023)
Green betel leaves have been traditionally employed within communities for various medicinal purposes, owing to their rich composition. These leaves are endowed with secondary metabolites encompassing flavonoids, phenols, saponins, and essential oils
Externí odkaz:
https://doaj.org/article/f1f384ea95c348d5ac9ecf5cd7a92390
Autor:
Enny Fachriyah, Ifan Bagus Haryanto, Dewi Kusrini, Purbowatiningrum Ria Sarjono, Ngadiwiyana Ngadiwiyana
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 26, Iss 1, Pp 10-18 (2023)
The community uses cassava leaves for cooking because of their high protein content, β-carotene, Fe, Mg, Zn, S, Ca, Zn, Ni, and K. Cassava leaves contain various secondary metabolites, including flavonoids, saponins, tannins, phenolics, steroids, an
Externí odkaz:
https://doaj.org/article/0f6c1d14ee044a14bec977736e606a80
Autor:
Ismiyarto Ismiyarto, Niken Windi Saputri, Liswinda Zafirah Rahmatia, Purbowatiningrum Ria Sarjono, Ngadiwiyana Ngadiwiyana, Nor Basid Adiwibawa Prasetya, Damar Nurwahyu Bima
Publikováno v:
Jurnal Kimia Valensi, Vol 7, Iss 1, Pp 10-21 (2021)
The development of compounds with a better antibacterial activity is highly needed. One way to achieve this is by modifying the structure of the compound using chitosan as a starting material, because of its abundant natural source in Indonesia, its
Externí odkaz:
https://doaj.org/article/74d443e9168a402db163b12e499762f2
Autor:
Purbowatiningrum Ria Sarjono, Ngadiwiyana Ngadiwiyana, Enny Fachriyah, Ismiyarto Ismiyarto, Nor Basid Adiwibawa Prasetya, Khikmah Khikmah
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 21, Iss 4, Pp 175-181 (2018)
Cinnamaldehyde contained in cinnamon oil is useful as an antidiabetic; however, it has very low oral bioavailability. One effort to increase oral bioavailability of cinnamaldehyde is by encapsulation using chitosan. Encapsulation of cinnamaldehyde in
Externí odkaz:
https://doaj.org/article/257ec354a04b4e0ab4e997f2a5b9f994
Autor:
Ismiyarto Ismiyarto, Suyanti Suyanti, Ngadiwiyana Ngadiwiyana, Purbowatiningrum Ria Sarjono, Nor Basid Adiwibawa Prasetya
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 21, Iss 4, Pp 193-197 (2018)
Research on the synthesis of 4-hydroxy-2-methylchalcone from 4-hidroksi-2-metilbenzaldehida as formilated meta-cresol product and its antibacterial activity test has been conducted. As the first step, synthesis of 4-hydroxy-2-methylbenzaldehyde was c
Externí odkaz:
https://doaj.org/article/8c0e45677fdc4061bb6e9a72aa61d886
Autor:
Ngadiwiyana Ngadiwiyana, Enny Fachriyah, Purbowatiningrum Ria Sarjono, Nor Basid Adiwibawa Prasetya, Ismiyarto Ismiyarto, Agus Subagio
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 21, Iss 2, Pp 92-97 (2018)
Development and innovation to improve the efficacy of active ingredients of a plant can be done by using nanoparticle encapsulation of chitosan, which has dual function of protecting natural extracts degradation and delivering natural extracts to the
Externí odkaz:
https://doaj.org/article/1eb68608fe4f4345aafcdd82dc5f705c
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 21, Iss 1, Pp 13-18 (2018)
The antioxidant capacity of natural materials can be improved by fermentation. In this study, turmeric rhizome was fermented by Aspergillus oryzae. Fermentation products were obtained with fermentation time of 14, 21 and 28 hours. Furthermore, the fe
Externí odkaz:
https://doaj.org/article/4cc78797873141c48660f489566ee9f6
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 21, Iss 1, Pp 8-12 (2018)
The biggest cinnamon bark is cinnamic acid. The inhibitory activity of bacterial growth of S. aureus and E. coli and its abundance in nature becomes the superiority of cinnamic acid as antibacterial. However, the use of cinnamic acid as an antibacter
Externí odkaz:
https://doaj.org/article/b41f2c34bab54ee8bd235890d8894c08