Zobrazeno 1 - 10
of 51
pro vyhledávání: '"Hanita, Omar"'
Autor:
Rosmalena, Nabilla Aretharify Putri, Fatmawaty Yazid, Neneng Siti Silfi Ambarwati, Hanita Omar, Islamudin Ahmad
Publikováno v:
Journal of Advanced Pharmaceutical Technology & Research, Vol 13, Iss 2, Pp 133-137 (2022)
This current work aims to determine phytochemicals, in vitro radical scavenging, and in vivo oxidative stress reduction activities of peppermint (Mentha piperita L.) ethanolic extract (PEE). The Clule method was used to determine the phytochemical co
Externí odkaz:
https://doaj.org/article/c7cdd0dd672542e898ff4ae60ed20dc1
Autor:
Neneng Siti Silfi Ambarwati, Berna Elya, Amarila Malik, Hanita Omar, Muhammad Hanafi, Islamudin Ahmad
Publikováno v:
Journal of Advanced Pharmaceutical Technology & Research, Vol 13, Iss 1, Pp 50-55 (2022)
Isolation and determination of antibacterial compounds from plants are essential to obtain a new antibacterial as a substitute for conventional resistant antibiotics. This study aims to isolate and identify a new robustaflavone as antibacterial activ
Externí odkaz:
https://doaj.org/article/7a2944f43ac74611b71a336900a4abf7
Autor:
Neneng Siti Silfi Ambarwati, Berna Elya, Amarila Malik, Yuditya Artha, Islamudin Ahmad, Azminah Azminah, Muhammad Hanafi, Hanita Omar
Publikováno v:
Indonesian Journal of Chemistry, Vol 20, Iss 4, Pp 773-781 (2020)
The previous research showed that the fraction C from active extract of Garcinia latissima Miq. fruit was active against Bacillus subtilis. This study aims to isolate and identify the active compound as an antibacterial agent from the fraction C. Fra
Externí odkaz:
https://doaj.org/article/7054b62cfccd4503949b987656b33a8d
Autor:
Islamudin Ahmad, Neneng Siti Silfi Ambarwati, Berna Elya, Hanita Omar, Kamarza Mulia, Arry Yanuar, Osamu Negishi, Abdul Mun´im
Publikováno v:
Asian Pacific Journal of Tropical Biomedicine, Vol 9, Iss 6, Pp 257-262 (2019)
Objective: To isolate, identify, and evaluate a new angiotensin-converting enzyme inhibitor from Peperomia pellucida (L.) Kunth herbs. Methods: A dried sample of Peperomia pellucida herb was successively macerated with n-hexane and ethyl acetate. The
Externí odkaz:
https://doaj.org/article/0b46840f4abb4369a4132960dfce6452
Autor:
A. Hamid A. Hadi, Ainnul Hamidah Syahadah Azizan, Siddiq Ibrahim Abdelwahab, Noraziah Nordin, Asdren Zajmi, Najihah Mohd. Hashim, Hanita Omar, Hapipah Mohd Ali
Publikováno v:
Molecules, Vol 18, Iss 8, Pp 8994-9009 (2013)
The oxoaporphine alkaloid lysicamine (1), and three proaporphine alkaloids, litsericinone (2), 8,9,11,12-tetrahydromecambrine (3) and hexahydromecambrine A (4) were isolated from the leaves of Phoebe grandis (Nees) Merr. (Lauraceae). Compounds 2 and
Externí odkaz:
https://doaj.org/article/22023e20fbe746119c8ec77c3176472d
Autor:
Rosmalena, Nabilla Aretharify, Putri, Fatmawaty, Yazid, Neneng Siti Silfi, Ambarwati, Hanita, Omar, Islamudin, Ahmad
Publikováno v:
Journal of advanced pharmaceutical technologyresearch. 13(2)
This current work aims to determine phytochemicals
Autor:
A. Hamid A. Hadi, Marc Litaudon, Khalijah Awang, Hiroshi Morita, Kartini Ahmad, Hanita Omar, Mat Ropi Mukhtar, Mohd Azlan Nafiah
Publikováno v:
Molecules, Vol 16, Iss 4, Pp 3402-3409 (2011)
A phytochemical study of the bark of Alseodaphne perakensis has yielded three aporphine alkaloids: the new compound N-cyanomethylnorboldine (1), and the two known alkaloids N-methyllaurotetanine (2) and norboldine (3). The isolation was achieved by c
Externí odkaz:
https://doaj.org/article/b864b207f4544dbd97aea0470b728c71
Autor:
A. Hamid A. Hadi, Hanita Omar, Khalijah Awang, Marc Litaudon, Hiroshi Morita, Soleh Kosela, Muhammad Hanafi, Mat Ropi Mukhtar, Mohd Azlan Nafiah, Tiah Rachmatiah
Publikováno v:
Molecules, Vol 14, Iss 8, Pp 2850-2856 (2009)
Onenewalkaloid; (+)-N-(2-hydroxypropyl)lindcarpine (1),together with four known aporphine alkaloids, (+)-boldine (2) (+)-norboldine (3), (+)-lindcarpine (4) and (+)-methyllindcarpine (5) were isolated from the stem bark of Actinodaphne pruinosa Nees
Externí odkaz:
https://doaj.org/article/6c39445f5e9f4558ad1f5b3bcb91ca05
Autor:
Hairin Taha, Hamed Karimian, Mehran Fadaeinasab, Hanita Omar, Kamal Aziz Ketuly, Zanariah Abdullah, Arash Khorasani, Behrooz Banisalam
Publikováno v:
Journal of Asian Natural Products Research. 22:474-488
One new indole alkaloid, reflexin A (1), and two known indoles, macusine B (2) and vinorine (3), were isolated from the bark of Rauvolfia reflexa. Their structures were elucidated by 1D and 2D NMR, UV, IR, and MS spectroscopic analyses. Compound 1 di
Autor:
Mehran Fadaeinasab, Mohd Azlan Nafiah, Aty Widyawaruyanti, Hanita Omar, Tiah Rachmatiah, Hairin Taha
Publikováno v:
Journal of Asian Natural Products Research. 22:52-60
One new aporphine named tavoyanine A (1), along with four known aporphines laetanine (2), roemerine (3), laurolitsine (4), and boldine (5), and one morphinandienone type sebiferine (6) were isolated from the leaves of Phoebe tavoyana (Meissn.) Hook f