Browsing A - Forestry by Author "Rosamah, Enih"
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Aktivitas antioksidan dan antibakteri dari ekstrak bee pollen lebah kelulut (Tetragonula sarawaknensis)
Rosamah, Enih; Sari, Ayu Mitha; Suwinarti, Wiwin; Kusuma, Irawan Wijaya; Arung, Enos Tangke (Jurnal Riset Industri Hasil Hutan, 2022-01-01)Pemanfaatan produk propolis dan bee pollen madu tanpa sengat atau Kelulut masih sangat terbatas, demikian juga penelitiannya belum banyak dilakukan bahkan bisa dikatakan masih sangat terbatas termasuk ... -
Antibacterial Activity Against Propionibacterium acnes of n-Hexane Fractions from Siam Weed Leaves (Chromolaena odorata)
Rosamah, Enih (Atlantis Press, 2021-04-10)The present study aims to separate the active fractions from the n-hexane extract of Siam weed (Chromolaena odorata (L) R.M. King & H. Rob) leaves with potential as the antiacne agent. The present work includes isolation ... -
Antidermatophyte and antimelanogenesis compound from Eleutherine americana grown in Indonesia
Rosamah, Enih (Springer Nature Switzerland AG., 2010-04)An active compound from the bulb of Eleutherine americana L. Merr. (Iridaceae) collected from East Kalimantan, Indonesia, was tested for its antidermatophyte and antimelanogenesis activity. Antifungal assay-directed ... -
Antidiabetic potential of Caesalpinia sumatrana, a medicinal herbs traditionally used by local tribe in East Kalimantan
Rosamah, Enih (IOP Publishing Ltd., 2018-04)The aims of the research was to analyze the content of phytochemicals, to examine the antioxidant and antidiabeticpotentials of n-hexane, chloroform, ethyl acetate, and ethanol extracts of Caesalpinia sumatrana. Method to ... -
Antifungal of Fruit and Shoot Extracts of Orania palindan on Coriolus versicolor Growth
Rosamah, Enih (Atlantis Press, 2021-04-10)Orania palindan is a species of areca nut from Family Arecaceae that produces toxins, especially in its fruit and shoot. This research aimed to test the antifungal property of O. palindan fruit and shoot using hot water ... -
Antioxidant and Antimelanogenesis Activities of Glyasperin A From Macaranga pruinosa Leaves
Rosamah, Enih (Sage Journals, 2019-07)In our effort to find materials for drugs and cosmetics from tropical natural resources, we screened 21 methanol extracts from 7 Macaranga trees species (Macaranga bancana, Macaranga gigantea, Macaranga hullettii, Macaranga ... -
Biological Activities of Aqueous Extracts and Development of Herbal Products from Sonneratia caseolaris L.Engl
Rosamah, Enih (CORE, 2010) -
Chemical content in Two Teak Woods (Tectona grandis Linn.F.) that has been used for 2 years and 60 years
Rosamah, Enih (Institut Teknologi Bandung, 2020)Teak (Tectona grandis Linn F.) is classified as luxury wood and belongs to the durable wood, resistant to termite and fungal attacks. The purposes of this study were to analyze and compare the chemical content and bioactive ... -
Comparative antimicrobial studies on plant species known as ’Pasak Bumi': Eurycoma longifolia Jack., Rennelia elliptica Korth. and Trivalvaria macrophylla miq.
Rosamah, Enih (F1000Research, 2019-03-18)Pasak Bumi is a local name for a medicinal plant in Kalimantan, Indonesia. It is a famous medicinal plant and commonly used in traditional medicine as an aphrodisiac, as well as in the treatment of malaria. Pasak Bumi is ... -
Determination of the combined effect of chemical modification and compression of agatis wood on the dimensional stability, termite resistance, and morphological structure
Rosamah, Enih (BioResources, 2014)Agatis wood (Agathis lorantifolia Salisb.) was impregnated with a combination of styrene and methyl methacrylate and compressed to a strain of 50% to improve dimensional stability and termite resistance. The changes in ... -
Environmental Durability of Vinyl Ester Composites Filled with Carbonized Jatropha Seed Shell
Rosamah, Enih (BioResources, 2015)The durability of vinyl ester composites filled with carbonized jatropha seed shell was investigated in 5% NaOH solution, 5% HCl solution, and distilled water for 12 months. The environmental durability of the composites ... -
Evaluation of Antibacterial Activity and Physico-Chemical Profiles of Eucalyptus pellita Essential Oil from East Kalimantan
Rosamah, Enih (Atlantis Press, 2021-04-10)Eucalyptus is one of the plants used in the pulp and paper industry, and their leaves are known as forest harvesting waste that potential to produce essential oils. This research aimed to examine the physicochemical profiles ... -
High-pressure enzymatic hydrolysis to reveal physicochemical and thermal properties of bamboo fiber using a supercritical water fermenter
Rosamah, Enih (BioResources, 2014)Bamboo fiber was treated using a high-pressure enzyme hydrolysis process. The process performance was compared with the pulping and bleaching process for bamboo fiber. Several analytical methods, including field emission ... -
High-pressure enzymatic hydrolysis to reveal physicochemical and thermal properties of bamboo fiber using a supercritical water fermenter
Rosamah, Enih (BioResources, 2014)Bamboo fiber was treated using a high-pressure enzyme hydrolysis process. The process performance was compared with the pulping and bleaching process for bamboo fiber. Several analytical methods, including field emission ... -
Incorporation of coconut shell based nanoparticles in kenaf/coconut fibres reinforced vinyl ester composites
Rosamah, Enih (IOP Publishing Ltd., 2017-03)In the present study, a successful attempt has been made on enhancing the properties of hybrid kenaf/coconut fibers reinforced vinyl ester composites by incorporating nanofillers obtained from coconut shell. Coconut shells ... -
Karakteristik Ekstrak Dari Kulit Kayu Bakau dengan Pelarut yang Berbeda
Rosamah, Enih (ULIN: Jurnal Hutan Tropis, 2018)Tanin dari ekstrak tumbuhan memiliki beragam kegunaan, yang paling populer adalah sebagai bahan substitusi perekat dalam industri pengolahan kayu. Tujuan dari penelitian ini adalah untuk mengetahui karakteristik ekstrak ... -
KORESPONDENSI
Rosamah, Enih (2022) -
Modification of oil palm wood using acetylation and impregnation process
Rosamah, Enih (American Institute of Physics, 2017-03)The purpose of this study is chemical modification by process of acetylation and impregnation of oil palm wood to improve the dimensional stability. Acetylation process aimed at substituting the hydroxyl groups in a timber ... -
The Nanocellulose Fibers from Symbiotic Culture of Bacteria and Yeast (SCOBY) Kombucha: Preparation and Characterization
Rosamah, Enih (Nanofibers - Synthesis, Properties and Applications, 2021-09)Symbiotic Culture of Bacteria and Yeast (SCOBY) is a by-product in the form of cellulose polymers produced by bacteria in the kombucha fermentation process. Until now, SCOBY products still have application limitations. ... -
Natural Products Exploration in Frame of Tropical Plant Bio-resource Conservation and Utilization
Rosamah, Enih (IPB International Convention Center, 2014)