Showing papers in "International Biodeterioration & Biodegradation in 2017"

TL;DR: In this article, a review selectively examines and provides a critical view on bioavailability of the substrates, microorganisms in petroleum hydrocarbon pollutants degradation and the molecular techniques for their characterization, degradation mechanisms under aerobic and anaerobic conditions, commercially available bioremediation agents and factors affecting biodegradation of these pollutants.

TL;DR: In this paper, the authors examined the effect of different plastic waste types such as polystyrene (PS), polyethylene (PE), polypropylene (PP) and polyethylenes terephthalate (PET) on the yield and quality of produced liquid oil from the pyrolysis process.

TL;DR: In this article, the effect of salinity on activated sludge and its microorganisms was reviewed and the feasibility of treatment of saline wastewater by using the acclimated salt tolerant activated SLudge was evaluated.

TL;DR: PLA is treated according to its synthesis mechanisms, applications, biochemical processes in degradation, degrading microorganisms and enzymes, and the simulated system based on aerobic microorganism is presented for acceleration of PLA degradation.

TL;DR: In this paper, the authors present an overview of the application of nanomaterials applied to soil remediation, addressing their toxicity to the soil microorganisms and the feasibility of integration with other remediation technologies, including bioremediation.

TL;DR: In this paper, the authors provide a fundamental understanding of the various mechanisms involved in microbial leaching of sulfide minerals and provide a brief look at the various factors affecting this process.

TL;DR: In this article, the authors investigated the effects of initial C/N ratio (15, 20, 25) and bulking agent on speciation of Zn and Cu and enzymatic activities (dehydrogenase, urease) during pig manure composting.

TL;DR: In this article, the synergistic effect of anaerobic mono-digestion of primary sludge and two organic wastes (namely food waste or paper pulp reject) was evaluated by biomethane potential assessment and kinetics modelling to elucidate the synergism effect.

TL;DR: The mechanisms that promote the formation of the specific biogenic Fe(III) (hydr)oxides have to be yet elucidated and further research is crucial in this direction for both environmental and commercial reasons.

TL;DR: In this article, a detailed analysis of the synergistic effects of combined red mud and compost was carried out, and the results indicated that these amendment materials, especially R+C could lower the ecological risk of heavy metals in soil.

TL;DR: In this article, the quality and applications of liquid oil produced by thermal and catalytic pyrolysis of polystyrene (PS) plastic waste by using a small pilot scale PPP was determined.

TL;DR: Results provide evidence that strain W10 and its biosurfactant (BSW10) could be potential candidates for further bioremediation applications and thus a promising abilities in used motor oil and crude oil removal from contaminated soils.

TL;DR: On average, PAH degradation by microbial isolates from soil that was lightly, moderately, and highly contaminated with petroleum was equally efficient, and the type of culture medium used did not significantly impact mean biodegradation.

TL;DR: The characteristics of the biosorbents applied in the removal of Cr(VI), the biosorption processes, reactors and bioreactors, and the research developed with a view to the biosOrption will be discussed in this review.

TL;DR: In this article, laccase enzymes were used on magnetic iron nanoparticles (CENPs) for degradation of chlorpyrifos in 12h at pH 7 and 60°C.

TL;DR: A newly isolated white-rot fungus named ZJSY, was isolated from the decayed mulberry branches using the method of decolorization zone as mentioned in this paper, and the strain was identified as Ceriporia lacerata.

TL;DR: In this paper, the effects of ferroferric oxide (Fe 3 O 4 ) on the system performance and microbial communities were examined during the anaerobic treatment of synthetic wastewater with mixed organic carbon.

TL;DR: A comparative analysis of activity, dynamics, and effects of silver ions and two types of AgNPs against four bacterial strains suggested that silver ions have similar action mode and slightly better antibacterial activity than that of AgnPs against bacterial cells.

TL;DR: The activated sludge harboured bacteria capable to degrade the two top priority environmental contaminants and may be potentially useful for biotechnological applications.

TL;DR: In this paper, the co-digestion of chicken manure (laying hens) and spent poppy straw was investigated in a daily fed laboratory scale mesophilic anaerobic digester.

TL;DR: The most common organic pollutants which may have mass transfer or kinetic limitations in BFs and BTFs are described and some improved bioprocesses to overcome the limitations of mass transfer and kinetic limited organic pollutants are discussed.

TL;DR: The percentages of nitrifying related genes were higher in biofilms as compared to those in activated sludge flocs, indicating biofilm was a more favorable habitat for nitrifiers, and extracellular polymeric substance in biofilm and suspendedFlocs changed differently in response to the organic loading changes, which might also be related to the microbial population changes.

TL;DR: In this paper, a novel acid catalyst was prepared via sulfonation of incompletely carbonized coconut shell using concentrated sulfuric acid, and the design of experiments were performed using four factor-three-level central composite design coupled with response surface methodology to evaluate the interaction between two factors to determine the optimum process conditions.

TL;DR: Development of an effective repeatable bioprocess using enzymes for the treatment of dye-contaminated effluent has potential for implementation on an industrial scale.

TL;DR: In this paper, a combination of 1.5 ppm d -tyrosine and 10 ppm alkyldimethylbenzylammonium chloride (ADBAC) was used against the Desulfovibrio vulgaris biofilm on C1018 coupons surfaces in ATCC 1249 culture medium.

TL;DR: In this paper, a bacterial strain (CX-T) capable of utilizing atrazine as a nitrogen source for growth was isolated from an industrial soil sample via enrichment culture.

TL;DR: Overall, AOA were the dominating members over AOB in the nitrifying community and may play an important role in the biodeterioration of the monument sandstones via nitrogen cycling.

TL;DR: The effects of ultrasonic pretreatment of WAS as a strategy to improve Anaerobic digestion were investigated and a high inactivation was obtained when TS were reduced to 2% and continuous stirring was applied.

TL;DR: In this article, a new strain, able to degrade BTEX compounds, was isolated from oil contaminated groundwater, which was most closely related to Pseudomonas zhaodongensis with 98% 16SrRNA gene sequence similarity.

TL;DR: The real-time quantitative Polymerase Chain Reaction (PCR) results showed that the CYP153 genes could be significantly induced by C 14, C 15, C 16, C 26 and pristane, whereas the transcription level of alk B gene was increased moderately with C 14 , C 15 , C 16 , C 26