A - Mathematics and Natural Sciences: Recent submissions
Now showing items 401-420 of 506
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Boesenbergia pandurata application in Goldfish (Cyprinus carpio) Feed to Enhancing Fish Growth, Immunity System, and Resistance to Bacterial Infection
(Taylor & Francis, 2021-12-07)Background: This study investigated how the inclusion of Boesenbergia pandurata extract (BPE) in goldfish feed affects fish growth, immunity, and resistance to infection by Aeromonas hydrophila and Pseudomonas fluorescens. ... -
Isolation of Natural Derivated Steroidal from Bark Stem of Melochia umbellata (Houtt) Stapf var. degrabrata K
(Asian Journal of Chemistry, 2020-02-25)Exploration of the natural product as pharmaceutical drug widely discover continuously for human life. The unique chemical compounds have been explored from bark stem of Melochia Umbellata (Houtt) Stapf var. degrabrata K. ... -
SENYAWA TURUNAN OLEANAN DARI KULIT BATANG Melochia umbellata (Houtt) Stapf var. DEGRABRATA K DAN BIOAKTIVITASNYA
(Seminar Nasional Kimia dan Pendidikan Kimia UNS, 2015-04-18)Senyawa turunan oleanan 3-asetil-12-oleanen-28-oat diisolasi dari fraksi n-heksan kulit batang M. umbellata (Houtt) Stapf var. degrabrata K. Struktur molekul ditentukan melalui analisis data spektroskopi IR, NMR 1D dan NMR ... -
ISOLATION AND CHARACTERIZATION OF STIGMASTEROL AND -SITOSTEROL FROM WOOD BARK EXTRACT OF Baccaurea macrocarpa Miq. Mull. Arg
(RASAYAN J. Chem, 2020-10)Baccaurea macrocarpa Miq. Mull. Arg. (known locally as Tampoi) is one of the edible fruit plants found in the forests of Borneo. The crude extract of wood bark of Tampoi was partitioned with n-hexane and ethyl acetate ... -
GC-MS profiling and DPPH radical scavenging activity of the bark of Tampol (Baccaurea macrocarpa)
(F1000 Research, 2019-12-12)Background : Tampoi ( Baccaurea macrocarpa) is a tropical rainforest plant that produces edible fruit and is native to Southeast Asia, especially East Kalimantan, Indonesia. Previous research showed that Tampoi potentially ... -
Antidiabetic Activity of leaf extract from three types of Mangrove Originating from Sambera Coastal Region Indonesia
(Research Journal of Pharmacy and Technology, 2019-04)This study designed to determine the antidiabetic profile ethanol extracts of leaf extract from three types of mangroves; Avicennia sp., Rhizopora sp, and Sonneratia sp. Extraction process used maceration with ethanol ... -
Desain Alat Identifikasi Tipe Oli Berdasarkan Nilai Intensitas Cahaya Menggunakan Sensor Light Dependent Resistor Berbasis Mikrokontroler
(Jurnal Fisika Unand (JFU), 2021-10-29)Oils have different compatibility within a heavy equipment and affect machine performance. Therefore, an oil type identification tool has been developed in this study using a light dependent resistor (LDR) sensor. The ... -
Synthesis and characterization of Fe3O4-Activated Carbon and it's application to adsorb methylene blue
(IOP Publishing, 2021)Synthesis and characterization of Fe3O4-Activated Carbon (Fe3O4-AC) and the application to adsorb methylene blue has been conducted. The Fe3O4-AC was synthesized using the co-precipitation method on alkaline conditions. ... -
Synthesis and Charactherization of Chitosan-Tripolyphosphate from Clam Shells (Cerithidea obtusa) and Its Application to Sorption of Cadmium Ion
(Proceding ICTROPS 4th-Mulawarman University Press, 2021)Synthesis and characterization of chitosan-tripolyphosphate (Chi-TPP) from Clam Shells (Cerithidea obtusa) and its application to sorption of cadmium ion has been researched. The Chi-TPP was synthesized using gelation methods ... -
EKSTRAKSI, PEMURNIAN DAN KARAKTERISASI ASAM HUMAT DARI TANAH GAMBUT SAMARINDA
(Prosiding Seminar Nasional Kimia 2021, 2021)Telah dilakukan ekstraksi, pemurnian dan karakterisasi asam humat (AH) dari tanah gambut di daerah Sambutan, Samarinda Kalimantan Timur. Ekstraksi AH dari tanah gambut dilakukan menggunakan larutan basa NaOH 0,1 M sedangkan ... -
SYNTHESIS OF CHITOSAN-MAGNETITE NANOPARTICLES CROSS-LINKED TRIPOLYPHOSPHATE AS ANTIBACTERIAL Salmonella typhi AND Staphylococcus aureus
(Jurnal Atomik, 2021)Magnetite is widely used in various fields of separation, biochemistry, medical and environment. Modification of nanoparticle magnetite binding with chitosan is recommended for many biomedical applications, especially ... -
PREPARATION OF MAGNETITE-FULVIC ACID (Fe3O4-FA) FROM PEAT SOIL AND APPLICATION TO ADSORB RHODAMINE-B
(Jurnal Kimia Mulawarman, 2021)This study, Fe3O4 adsorbent coated with fulvic acid (Fe3O4-AF) was prepared from peat soil and applied to adsorb rhodamine B dye. The optimum pH conditions of rhodamine-B adsorption on Fe3O4-AF. Fe3O4-AF adsorbent ... -
Antidiabetic Activity of leaf extract from three types of Mangrove Originating from Sambera Coastal Region Indonesia
(Research Journal of Pharmacy and tehnology, 2019-05)This study designed to determine the antidiabetic profile ethanol extracts of leaf extract from three types of mangroves; Avicennia sp., Rhizopora sp, and Sonneratia sp. Extraction process used maceration with ethanol ... -
ISOLATION OF SECONDARY METABOLITE COMPOUNDS AND ANTIBACTERIAL ACTIVITIES TESTS FROM HEXANE EXTRACT OF STEM BARK MELOCHIA UMBELLATA (HOUTT) STAPF VAR. DEGRABRATA K
(Asian J Pharm Clin Res, 2018-05-05)Objectives: This research aims to determine the content of secondary metabolite compounds and antibacterial activity of stem bark extract Melochia umbellata (Houtt) Stapf var. degrabrata. Methods: M. umbellata stem bark ... -
ANALISIS KANDUNGAN LOGAM BERAT Pb DAN Cd DI MUARA SUNGAI MANGGAR BALIKPAPAN
(ECOTROPHIC, 2018)Human activities around the estuary of the Manggar river in Balikpapan produce waste disposal and cause heavy metal contamination such as lead (Pb) and cadmium (Cd) in water bodies.The contaminant can endanger the life of ... -
UJI FITOKIMIA DAN UJI ANTIBAKTERI DARI AKAR MANGROVE Rhizopora apiculata TERHADAP BAKTERI Escherichia coli DAN Staphylococcus aureus
(JKPK (JURNAL KIMIA DAN PENDIDIKAN KIMIA), 2017-12-31)Indonesia memiliki berbagai jenis mangrove namun pemanfaatan mangrove sebagai produk obat dan makanan kesehatan belum banyak dimanfaatkan karena masih terbatasnya informasi dan penelitian mengenai kandungan senyawa bioaktif ... -
POTENSI ANTIJAMUR EKSTRAK METANOL DAUN MANGROVE RHIZOPORA MUCRONATA TERHADAP JAMUR CANDIDA ALBICANS DAN ASPERGILLUS NIGER
(Jurnal Kimia Mulawarman, 2017-11)andida Albicans and Aspergillus Niger are some of the infectious fungi. Empirically bark, flower, root and mangrove leaves Rhizophora mucronata can be a hepatitis drug. This study aims to determine the antifungal potential ... -
Potensi Senyawa Metabolit Sekunder Dari Kulit Batang Melochia umbellata (Houtt) Stapf var. degrabrata paliasa) Sebagai Anti-Tuberkulosis
(Jurnal Sains dan Kesehatan, 2015)Melochia umbellata (Houtt) Stapf var. Degrabrata merupakan jenis tumbuhan yang banyak ditemukan di hutan tropis Indonesia. Di daerah Sulawesi selatan tumbuhan ini dikenal dengan nama paliasa dan sejak lama digunakan ...