Browsing Chemistry by Title
Now showing items 93-112 of 142
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Perbandingan ekstraksi kurkumin dari temulawak (Curcuma xanthorriza Roxb.) dengan pelarut aseton dan etanol
(2013-04-03)Temulawak (Curcuma xanthorriza Roxb.) merupakan salah satl! jcnis tanaman obat yang banyak digunakan masyarakat. Kandungan senyawa aktif di dalam temulawak adalah kurkllmill dan xanthorizol. Berbagai penelitian tclah banyak ... -
Perbandingan Fermentasi Antibiotik oleh Streptomyces sp. S-34 dan Dua Rekombinasinya pada Beberapa Medium
(2010)Sampai saat ini penelitian mengenai antibiotik masih tetap nienarik karena 1 selain pemakaiannya yang cukup luas dalam dunia pengobatan juga karena adanya I kemungkinan suatu mikroorganisme menjadi resistenlkebal terhadap ... -
PERBANDINGAN INHIBISI (alpha)-MANGOSTIN, (beta)-MANGOSTIN, DAN (gamma)-MANGOSTIN TERHADAP PROTEIN AKT-KINASE PADA SEL KANKER PANKREAS SECARA MOLECULAR DOCKING
(2016-06)Kulit buah manggis (Garcinia manguslanG Linn) mengandung senyawa golongan xanthone seperti a-mangostin, /3-mangostin, dan y-mangostin. Senyawa terscbut dapat berpotensi sebagai obat herb<ll. Kanker pankreas merup.akan salah ... -
Perilaku Disolusi Ketoprofen Dan Indometasin Farnesil Tersalut Gel Kitosan-Gg Vol 13, No 2, 2008
(2008)Chitosan, a modification of shrimp-shell waste, has been utilized as microcapsule. However, it's fragile gel property needs to be strengthened by adding glutaraldehyde (glu) and natural hydrocolloid guar gum (gg). This ... -
Perilaku disolusi mikrokapsul ketoprofen-alginat berdasarkan ragam konsentrasi surfaktan
(2013-06-03)Abstrak : Ketoprofen merupakan obat antiradang yang menimbulkan pendarahan lambung pada dosis berlebih sehingga diperlukan penyalutan khusus yang dapat mengontrol laju pelepasannya. Pada penelitian ini ketoprofen disalut ... -
Persistent Organic Pollutants in Indonesia "WORKSHOP ON THE EFFLUENT TRAITMENT AND SAFE WASTE DISPOSAL OF TOXIC AND OBSOLETE PESTICIDES"
(2013-07-12)Persistent Organic Pollutants (POPs) are organic compounds that, to a varying degree, resist photolytic, biological and chemica! degradation. POPs are often halogenated and characterized by low water solubility and high ... -
Phaleria macrocarpa fruit axtract as insulinotropic agent in streptozotocin-induced diabetic cynomolgus monkeys (Macaca fascicularis)
(2013-05-30)Abstract: Mahkota dewa (Phaleria macrocarpa) fruit is widely used as an alternative medicine for diabetic condition. However, its mechanism of action has not been further studied. The objective of this research is to ... -
Pola pelepasan urea dari urea enriched soil conditioner
(2013-12-16)Soil Conditioner (SC) disintesis dengan menggunakan polimerisasi pencangkokan-taut-silang, dengan onggok sebagai kerangka utama, akrilamida sebagai monomer, amonium persulfat sebagai inisiator, dan metilena bis-akrilamida ... -
Potensi daerah sidik jari spektrum inframerah sebagai penanda bioaktovitas ekstrak tanaman obat
(2007)Efficacy and quality of medicinal plant extracts depend on chemical composition therein. Therefore, to ensure its efficacy orquality, the chemical composition of extracts have to be analyzed based on its chemical marker ... -
Potensi daun kayu bawang (Protium javanicum) sebagai penghambat kerja enzim tirosinase
(2013-05-29)ABSTRAK : Pemaniaatan tanaman Kayu Bawang (Protium javanicum) masih perlu dilakukan selain sebagai bahan bangunan, terutama pemanfaatan daunnya karena lebih mudah untuk didapat. Penelitian ini bertujuan mendeskripsikan ... -
Potensi Ekstrak Rhizophora sp. sebagai Inhibitor Tirosinase
(2013-03-28)Previous research showed that Rhizophora sp. was plant which has tyrosinase inhibitor activity. The purpose of this study is to find the parts and species of Rhizophora sp. which has the best tyrosinase inhibitory activity. ... -
Potensi Minyak Atsiri Daun Cinnamomum multiflorum sebagai Insektisida Nabati terhadap Ulat Kubis Crocidolomia pavonana
(2013-04-29)Penggunaan minyak atsiri kini makin meluas tidak hanya dalam bidang industri dan farmasi, melainkan dalam bidang pertanian. Minyak atsiri berbagai jenis tanaman telah dilaporkan bersifat bakterisida, fungisida, dan ... -
Potensi Tanaman Alamanda cathartica di Daerah Bogor sebagai Inhibitor Enzim Tirosinase
(2013-05-29)ABSTRAK : Potensi tanaman alamanda (Alamanda cathartica) dari dua daerah di Bogor sebagai inhibitor tirosinase dipe1ajari dalam penelitian ini. Sampel alamanda diambil dari daerah Cibirus dan Cikabayan. Bagian tanaman ... -
Prediksi kadar flavonoid total tempuyung (Sonchus arvensis L.) menggunakan kombinasi spektroskopi ir dengan regresi kuadrat terkecil parsial
(2013-03-28)Potensi dari spektroskopi inframerah tertransformasi Fourier (FfIR) yang dikombinasikan dengan metode kemometrik dalam menentukan kandungao flavonoid total dari tempuyung (Sonchus arvensis L) telah dilakukan. Regresi kuadrat ... -
Production of semiconductor materials silicon from silica rice husk waste as alternative silicon sources
(2013-03-28)Rice is one of the most important culti\'ated plants in human civilization. Rice production ranks third in the world of all cerealia after maize and wheal. According to Central Agency Statistics of Indonesia. production ... -
Produksi gas karbon dioksida selama proses bioremediasi limbah heavy oil dengan teknik landfarming
(2010)Bioremediation is defined as biological degradation process of organic or inorganic wastes in a controlled condition to control and reduce their amount in the environment. In this study, the soil which had been poluted by ... -
Produksi Pigmen oleh Spirulina platensis yang Ditumbuhkan pada Media Limbah Lateks Pekat
(2002)Spirulina platensis was cultured in a medium of skim latex serum under aerated agitation and low intensity of sunlight. When pH of the medium was maintained at 8.3 and optical density of the culture was kept below 1.0, the ... -
Profil Kelarutan Limbah Minyak Berat Akibat Penambahan Bahan Pencampur
(2013-04-11)Heavy Oil Waste (HOWj is on ofthe most importallt petroeum .t'Gste, In the recent years, many contamination ofsoil or water hy HOW hCll'e heL'11 /,L'ported Biorel11ediatiot1 is ol1e oOlle altL'rnatil'e technology to clean ... -
Prospect of sodium lignosulfonate derived from hardwood black liquor as ingredient in mortar
(2013-02-04)Lignosulfonate, derived from grasses and softwood lignins, are able to increase workability of concrete mixture. Based on the availability of hardwood as raw material III pulp and paper industry in Indonesia, the black ... -
Purification of Antiangiogenesis Compound from Indonesian Shark Cartilage (Elasmobranchii) and In Vitro Assay with Endothelial Cell Culture
(2001)Shark cartilage has been recognized as an alternative medicine for cancer and other diseases caused by the angiogenesis process. In this study, the antiangiogenesis effect of crude extract, purified glycoprotein and ...