Search
Now showing items 1371-1380 of 2867
Toxicity And Antimicrobial Activity From Extract And Oleanan Derivative Comppounds Of The Bark Melochia umbellate (Houtt) Stapf var. Degrabrata.
(Ubi Journal, 2014-07-24)
Oleanan derivative compound namely 3-acetyl-12-oleanen-28-oic acid, has been isolated
from n-hexane fraction of the bark M. umbellate (Houtt) Stapf var. degrabrata The
molecular structure was determined by IR spectroscopy, ...
ISOLATION OF SECONDARY METABOLITE COMPOUNDS AND ANTIBACTERIAL ACTIVITIES TESTS FROM HEXANE EXTRACT OF STEM BARK MELOCHIA UMBELLATA (HOUTT) STAPF VAR. DEGRABRATA K
(Innovare Academic Sciences, 2018-08-07)
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 ...
Bioactivity Test of Compound (Hexa-Tetra Contana) From Sponge (Callyspongia pseudoreticulata) As Antibacterial of Withered Disease on Potato Plant (Ralstonia solanacearum)
(UbiJournal Pvt Ltd, 2017-10-05)
Sponge is one of the marine organisms of coral reefs that is able to produce secondary metabolite
compounds with varieties of bioactivity and structural variations; one of its biological activities is as an
antimicrobial. ...
Isolation of Natural Derivated Steroidal from Bark Stem of Melochia umbellata (Houtt) Stapf var. degrabrata K.
(Asian Publication Corporation, 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. ...
Antidiabetic Activity of leaf extract from three types of Mangrove Originating from Sambera Coastal Region Indonesia
(rjptonline.org, 2019-04-30)
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 AND CHARACTERIZATION OF STIGMASTEROL AND -SITOSTEROL FROM WOOD BARK EXTRACT OF Baccaurea macrocarpa Miq. Mull. Arg
(http://www.rasayanjournal.co.in, 2020-10-20)
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 ...
Antidiabetic Activity of leaf extract from three types of Mangrove Originating from Sambera Coastal Region Indonesia
(2019-04-30)
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 Natural Derivated Steroidal from Bark Stem of Melochia umbellata (Houtt) Stapf var. degrabrata K.
(Asian J. Chem,, 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 ...
Indikator Asam Basa Alami dari Ekstrak Etanol Pucuk Daun Pucuk Merah
(JPKP (Jurnal Kimia dan Pendidikan Kimia), 2017-12-31)
Praktikum indikator asam basa alami biasanya dilakukan dengan mengekstrak bahan alam dengan pelarut tertentu, menguji ekstrak dengan berbagai macam larutan asam, basa dan netral, mencatat perubahan warnanya, menyimpulkan ...
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 ...