نتایج جستجو برای: petroleum potential index
تعداد نتایج: 1441236 فیلتر نتایج به سال:
Altererythrobacter marensis DSM 21428(T) was isolated from seawater collected around Mara Island, South Korea. The genomic characteristics of this strain support its potential for alkane-related compound degradation. A. marensis DSM 21428(T) has potential applications in bioremediation projects concerning offshore petroleum spill prevention and response.
An oil spill is the accidental or intentional discharge of petroleum products into the environment due to human activities. Although oil spills are actually just a little percent of the total world oil pollution problem, they represent the most visible form of it. The impact on the ecosystems can be severe as well as the impact on economic activities. Oil spill cleanup is a very difficult and e...
The South Malang Region is located in the south-eastern part of Southern Mountain Volcanic Arc; it presents different opportunities for hydrocarbon exploration. stratigraphy study area from old to young consists Oligocene rocks (Mandalika, Watupatok, and Arjosari Formation), Early Miocene Carbonates (Campurdarat Jaten Middle (Wuni Late Miocene-Pliocene (Nampol, Oyo, Wonosari Holocene alluvial d...
Background and Aims: Dermatophytosis is one of the most important superficial infections in humans and animals worldwide. Artemisia species, as rich resources of natural products, have a high potential to treat many human diseases. The present study was conducted to investigate the antifungal effects of various extracts from three Artemisia species against dermatophyte fungi. Materials and Met...
The objective of this study was to investigate the influence of the biosurfactant BS-UC on surface properties of microbial cells and biodegradation of petroleum hydrocarbons. The biosurfactant BS-UC was produced by Candida antarctica from n-undecane as the substrate. It was found that the addition of BS-UC influenced positively the emulsification and the biodegradation of a variety of n-alkanes...
The present study investigated the stability and efficacy of a biosurfactant produced by Klebsiella sp. KOD36 under extreme conditions its potential for enhancing solubilization degradation phenanthrene in various environmental matrices. mono-rhamnolipids with low critical micelle concentration (CMC) value. was stable (60 °C, pH 10 10% salinity) could lower surface tension 30% maintained an emu...
The molecular mechanism of the thermal rearrangement of singlet 1H-bicyclo[3.1.0]hexa-3,5-dien-2-one to give triplet 4-oxocyclohexa-2,5-dienylidene has been investigated using density functional theory (B3LYP and M05-2X functionals) as well as ab initio CASSCF and CASPT2 multiconfigurational methods. The reactant has a singlet ground state while the product can be found in three low lying elect...
Different types of Artemisia aucheri extracts were reported to have various biological activities including a cytotoxic effect on some cancer cell lines. We investigated the antiproliferative activity of isolated sesquiterpenoids from petroleum ether extract of Artemisia aucheri (A. aucheri)aerial parts on SK-N-MC, MCF-7, and A2780 cell lines. Phytochemicals from the petroleum ether cold macera...
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