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polyacrylamide biodegradation in egypt

  • Supply Partially Hydrolyzed Polyacrylamide for

    The global polyacrylamide market size is expected to reach USD 6.8 billion by 2025, expanding at a CAGR of 6.2% over the forecast period, according to a new report by Grand View Research, Inc. Increasing penetration of the product in water purification activities as a flocculating agent is expected to propel the demand for polyacrylamide. Egypt Polyacrylamide Pam Suppliers, Manufacturer

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  • Evaluation of ozone for preventing fungal

    1. Biodegradation. 2011 Apr;22(2):243-52. doi: 10.1007/s10532-010-9391-7. Epub 2010 Sep 6. Evaluation of ozone for preventing fungal influenced corrosion of reinforced concrete bridges over the River Nile, Egypt. Geweely NS(1). Author information: (1)Department of Botany, Faculty of Science, Cairo University, Giza, 12613, Egypt. [email protected]

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  • Original Research Biodegradation of Industrial Oil ...

    Company (APC), Alexandria, Egypt, in 4 ml nutrient broth medium at 35ºC for activation of the organisms for crude oil biodegradation. Different strains – either individual or mixed bacterial consortium from overnight cultures at the log phase of growth – were transferred to …

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  • Transfer and degradation of polyacrylamide-based ...

    2014-9-26 · The biodegradation of AMD requires not only amidase but also enzymes able to metabolize the intermediate products. Indeed, the biodegradation of AMD induces the production of ammonia and AA. However, the subsequent fate of these products is …

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  • Shear-Induced Degradation of Linear

    2001-5-16 · In this study, measurements of the zero shear rate viscosity of linear polyacrylamide (LPA) solutions are used to determine the LPA molecular weight before and after gel-loading. The results indicate molecular degradation in polymer solutions even when injected at minimal flow rates of 1 μL/min.

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  • Biodegradation of Griseofulvin by isolated from expired ...

    2020-9-18 · The polyacrylamide gel electrophoresis was used for determining the Griseofulvin degrading enzyme purity, together with retention factor (R f) and molecular masses (Mr). The biodegradation product of Griseofulvin is identified by using Gas Chromatography-Mass Spectrometry.

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  • Characterization of a Polyacrylamide Solution Used

    Biopolymers are viewed as effective and eco-friendly agents in soil modification. This study focuses on the wettability analysis of polyacrylamide (PAM) solutions for soil remediation. The contact angle, surface tension, and viscosity of PAM solutions were experimentally evaluated in air- and decane-biopolymer solution systems.

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  • Evaluation of ozone for preventing fungal

    2010-9-6 · Geweely, N.S.I. Evaluation of ozone for preventing fungal influenced corrosion of reinforced concrete bridges over the River Nile, Egypt. Biodegradation 22, 243–252 (2011). https://doi.org/10.1007/s10532-010-9391-7. Download citation. Received: 25 March 2010. Accepted: 14 July 2010. Published: 06 September 2010. Issue Date: April 2011

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  • Enzyme and metabolites attained in degradation of

    2020-1-1 · The biodegradation study shows that it effectively metabolizes ß Cypermethrin into five less toxic metabolites by their enzymatic activity. The six metabolites are Benzylamine N-(3-chloro-2, 2-dimethyl-1-phenylpropylidene), 1,2,-trimethyl-, 1-ethyl-3-methyl, 1-Dimethyl-2-[2-(methoxycarbonyl)prop-2-yl] hydrazine, Mesitylene, and Benzene, 1-ethyl-3-methyl-.

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  • Synergistic degradation of pyrene by five culturable ...

    2018-1-15 · Synergistic biodegradation of pyrene by the five strains All individual five strains were identified due to their capability to degrade pyrene and its key intermediates. This pyrene degradation study revealed that both Mycobacterium spp. PO1 and PO2 could degrade 100 mg L −1 pyrene almost completely within six days, but the other three strains did not show any significant pyrene-degradation …

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  • Research Article Bacterial Diversity and Bioremediation ...

    2019-7-31 · (Egypt, Mediterranean Sea) ... degrading bacteria involved in di erent successional stages of biodegradation. We screened the collection for biotechnological ... ( ng) were loaded in a . mm polyacrylamide gel (%(w/v) acrylamide-bisacrylamide, . :) containing

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  • Effect of irrigation and polyacrylamide on the

    This investigation was carried out during 2006 and 2007 on Polianthes tuberosa cv. 'Double' grown in plastic pots of 30 cm diameter at Antoniades Research Branch, Horticulture Institute, Ministry of Agriculture, Alexandria, Egypt. The study was a trial to investigate the effect of different levels of irrigation (100%, 80%, 60%, 40% and 20% of the field capacity) and different ratios of...

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  • Characterization of a Polyacrylamide Solution Used for ...

    2016-1-2 · 1. Introduction. Recent developments in the use of organic agents for soil improvement have elicited promising results. Organic agents, including polymers, biopolymers, and surfactants, have shown to improve the shear strength, stiffness, soil remediation, and erosion resistance behaviors of geomaterials [1,2,3,4,5,6,7,8].Among them, biopolymers such as polyacrylamide (PAM) and Xanthan …

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  • Egyptian Journal of Chemistry - World Health Organization

    2019-5-29 · of anionic polyacrylamide. Calcium oxide was used as a coagulant aid in chemical coagulation process. The following solutions were prepared and used in the experiments: CaO (20 %), HCl (10%), (FeSO 4 ˑ7H 2 O) and (FeCl 3˙ 6H 2 O) (30 %), anionic polymer (0.1 %). The optimum dose and pH of the coagulant were investigated using jar test ...

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  • Biodegradation of Griseofulvin by Bacillus subtilis ...

    2014-2-27 · Biodegradation of Griseofulvin by Bacillus subtilis isolated from expired pharmaceuticals raw materials. Accepted 27 February, 2014 *Maher Yahia Ahmed and Reda Ahmed Abd El-Mageed Bayoum. Department of Botany and Microbiology, Faculty of Science (Boys), Al-Azhar Univerisity, Cairo, Egypt. *Corresponding Author’s Email: [email protected]

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  • Characterization of a Polyacrylamide Solution Used for ...

    Biopolymers are viewed as effective and eco-friendly agents in soil modification. This study focuses on the wettability analysis of polyacrylamide (PAM) solutions for soil remediation. The contact angle, surface tension, and viscosity of PAM solutions were experimentally evaluated in air- and decane-biopolymer solution systems. Furthermore, a micromodel was used to investigate the pore-scale ...

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  • hpam polyacrylamide for water treatment in swaziland

    Polyacrylamide (PAM) For Sale - Water Treatment Chemical. Polyacrylamide (pam) granule can be widely used in waste water treatment of chemical industry, municip

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  • apam anion: 300-18 million molecular weight

    Nonionic Polyacrylamide Pam Anion: 300-18 Million. Nonionic Polyacrylamide PAM Anion: 300-18 million molecular weight Product Description Polyacrylamide ( PAM )

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  • Biodegradation of natural and synthetic rubbers: A

    2013-9-1 · Widespread studies on the biodegradation of rubbers have been carried out in order to overcome the environmental problems associated with rubber waste. This report provides an overview on the microbial degradation of natural and synthetic rubbers. Rubber degrading microbes, bacteria and fungi, are ubiquitous in the environment especially soil.

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  • The role of Serendipita indica and Lactobacilli

    2020-9-16 · Nowadays, as a result of the continuous increase of population and urban development, the sewage sludge production in Egypt is rapidly increasing; therefore, sludge needs to …

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  • Modified polyacrylamide hydrogels as conditioners

    A field experiment with peas was conducted in Egypt to study the effect of treating a virgin sandy soil with a polyacrylamide hydrogel on growth, yield and both water and fertilizer use efficiency. The application rates of the hydrogel were 2, 3 and 4 g/plant pit. Four irrigation regimes were applied namely, 100, 87.5, 62 and 50% of the water requirements by the crop, at 7-day intervals.

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  • Research Article Bacterial Diversity and Bioremediation ...

    2019-7-31 · (Egypt, Mediterranean Sea) ... degrading bacteria involved in di erent successional stages of biodegradation. We screened the collection for biotechnological ... ( ng) were loaded in a . mm polyacrylamide gel (%(w/v) acrylamide-bisacrylamide, . :) containing

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  • Synthesis, Characterization and Biodegradation of

    2020-8-21 · In biodegradation process, the microbial communities of bacteria, fungi, and yeasts can consume a bioplastic as a nutrient source [30, 34, 40]. Some petroleum-based polymers are biologically decomposable under aerobic (composting) or anaerobic (landfill) conditions [ 41 , 42 ] .

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  • Loop | Abd El-Latif Hesham

    2014-7-22 · 2.5.1. Sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) Molecular weight of the purified laccase was determined by SDS-PAGE according to the method of Laemmli [18]. The strength of the gel was 12% (w/v) and the protein bands were stained with Coomassie brilliant blue R 250. Medium range (29-205kDa).

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  • Production, and Characterization of Neutral Laccase from ...

    2020-9-16 · Nowadays, as a result of the continuous increase of population and urban development, the sewage sludge production in Egypt is rapidly increasing; therefore, sludge needs to …

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  • The role of Serendipita indica and Lactobacilli

    The PCR product was loaded on 0.8 mm thick polyacrylamide gel (8% w/v acrylamide : bisacrylamide 37.5 : 1) using a denaturing gradient from 30% to 50% of urea and formamide (100% corresponds to 7 M urea and 40% w/v formamide), being increased in the direction of the electrophoresis run. The electrophoresis was performed under a constant voltage ...

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  • Application of PCR–DGGE to analyse the yeast

    The ability of different local isolates in addition to some isolates from Germany to degrade kerosene in liquid medium was studied. The results showed that the percent of kerosene degradation varied among the different organisms and that 59-94% of kerosene was degraded after 21d. Two local isolates …

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  • Bioremediation of kerosene I: A case study in liquid

    2020-6-6 · Polyaromatic hydrocarbons (PAHs) are considered as hazardous organic priority pollutants. PAHs have immense public concern and critical environmental challenge around the globe due to their toxic, carcinogenic, and mutagenic properties, and their ubiquitous distribution, recalcitrance as well as persistence in environment. The knowledge about harmful effects of PAHs on ecosystem along with ...

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  • A comprehensive review of metabolic and genomic

    Agro-industrial wastewaters are characterized by the presence of multiple organic and inorganic contaminants of environmental concern. The high pollutant load, the large volumes produced, and the seasonal variability makes the treatment of these wastewaters an environmental challenge. A wide range of wastewater treatment processes are available, however the continuous search for cost-effective ...

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  • Effect of irrigation and polyacrylamide on the

    This investigation was carried out during 2006 and 2007 on Polianthes tuberosa cv. 'Double' grown in plastic pots of 30 cm diameter at Antoniades Research Branch, Horticulture Institute, Ministry of Agriculture, Alexandria, Egypt. The study was a trial to investigate the effect of different levels of irrigation (100%, 80%, 60%, 40% and 20% of the field capacity) and different ratios of...

    Get Price
  • Egyptian Journal of Chemistry - World Health Organization

    2019-5-29 · of anionic polyacrylamide. Calcium oxide was used as a coagulant aid in chemical coagulation process. The following solutions were prepared and used in the experiments: CaO (20 %), HCl (10%), (FeSO 4 ˑ7H 2 O) and (FeCl 3˙ 6H 2 O) (30 %), anionic polymer (0.1 %). The optimum dose and pH of the coagulant were investigated using jar test ...

    Get Price
  • apam anion: 300-18 million molecular weight

    Nonionic Polyacrylamide Pam Anion: 300-18 Million. Nonionic Polyacrylamide PAM Anion: 300-18 million molecular weight Product Description Polyacrylamide ( PAM )

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  • combined effect of plasticizers surfactants | chemical ...

    The biodegradation of plasticizers has been previously shown to result in the accumulation of metabolites that are more toxic than the initial compound. The present work shows that the pattern of degradation of di-2-ethylhexyl adipate by Bacillus subtilis can be significantly altered by the presence of biosurfactants, such as surfactin, or ...

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  • African Journal of Biotechnology - isolation and ...

    Contamination of soil with heavy metals is one of the major environmental problems in many countries that reach from many sources as power stations, application of metal pesticides, fertilizers, and sewage sludge. In this study, ten Rhizobium leguminosarum bv. viciae isolates were collected from different governorates in Egypt (Menoufia, Kafr El-Sheikh, Qalubia, Fayoum, Ismailia, Sharkya ...

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  • Biodegradation of Naphthalene by Pseudomonas

    ABSTRACT The biodegradation of naphthalene in sea water by freely suspended and alginate-entrapped cells of Pseudomonas stutzeri 19SMN4 has been investigated in batch cultures. The results showed that immobilized cells can be stored at 4°C for 1 month without loss of viability. The biodegradation was highly affected by the availability of nitrogen and phosphorous, so at 30°C a naphthalene ...

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  • Identification of mosquito larvicidal bacterial strains ...

    2012-1-26 · Microorganisms. Two actively marked toxic strains of Bacillus sphaericus (Fathy, 2002), previously isolated from the soil of north Sinai in Egypt, identified morphologically, biochemically and assayed biologically against mosquito larvae (strains are available in Culture collection of Cairo 'MIRCIN' under numbers EMCC 1931 and EMCC 1932, Agric. Faculty, Ain Shams University).

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  • Elham Jahangiri | Helmholtz Centre for Environmental ...

    Using tyrosine as a substrate in OPBS containing 2-propanol (75%), l-DOPA production reached 4.21 ± 0.23 μM/min−1. Development of an entrapping method for mushroom tyrosinase. Studying the combination of one-phase-binary solution and cross-linked polyacrylamide for entrapping enzymes. Changes in the functional and structural properties of ...

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  • MBSP1: a biosurfactant protein derived from a

    2020-1-28 · (A) Comparison of percentage of aliphatic hydrocarbon biodegradation between MBSP1 and empty vector pHis-parallel1. Microorganisms were incubated …

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  • People | aniaulrich

    In 2019 Petr joined Dr. Ulrich's group as a research associate to focus on tailings ponds/end pit lakes water quality improvement. He is also the lab manager of Dr.Ulrich’s research lab. Korris Lee was a student of immunology and infectious diseases at the University of Alberta (BSc) and the …

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  • Application of sodium dodecyl sulfate

    Biodegradation - (XX700) ... Application of sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) for identification of mycoplasma infection in turkeys with special reference to treatment. ... Animal Health Research Institute, Dokki, Giza, Egypt.

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  • drilling polymer polyacrylamide pam anionic

    2021-7-12 · Polyacrylamide, PAM, Anionic Polyacrylamide, Cationic Polyacrylamide. ... Sorption,Additives,Polyacrylamide,Fluids,Biodegradation Abstract Hydraulic... horizontal drilling followed by high-volume fluid injection.(2) These... 5% anionic PAM) was used in these experiments. The other chemicals were used...

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  • Purification and characterisation of thermostable α ...

    2021-7-15 · Larger molecules are eluted earlier than small compounds, as the beads have cross-linked polyacrylamide, agarose, and dextran, where smaller compounds enter the sieves in the matrix of the stationary phase (Duong-Ly and Gabelli 2014a). According to Giridhar et al. (2017), porosity, i.e., pore size, is an important parameter. Because SEC ...

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  • Ahmed A M Shoreit - Academia.edu

    Microbiology, Egypt, Biodegradation, Phylogeny, Bacillus, and 8 more Temperature, ... morphology, and protein expression were investigated in Rhodobacter capsulatus B10 using two-dimensional polyacrylamide gel electrophoresis and a scanning electron microscope with an energy...

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  • The role of Serendipita indica and Lactobacilli

    2020-9-16 · Accumulation of the Municipal Sewage Sludge (MSS) is considered as one of the most harmful renewable ecological and human health problems. MSS is …

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  • Fungal Biodegradation of Agro-Industrial Waste |

    Appearance and disappearance of certain proteins bands analysed by sodium dodecyl sulphate polyacrylamide gel electrophoresis technique indicated a changed pattern of gene expression. An overall intensity of protein bands was shown to be increased due to enhancement of gene expression triggered by growth regulators of the filtrate.

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  • A review on possible elicitor molecules of

    2016-3-4 · Silver nanoparticles of various sizes were prepared at room temperature using silver nitrate as a precursor, various molar ratios of sodium citrate as a surfactant stabilizing material and sodium borohydride as a reducing agent. The morphology, distribution and sphericity of the particles were assessed in images from a transmission electron microscope (TEM).

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  • Preparation and Characterization of Silver

    1999-8-13 · Motor vehicles are a significant source of polycyclic aromatic hydrocarbon (PAH) emissions. Improved understanding of the relationship between fuel composition and PAH emissions is needed to determine whether fuel reformulation is a viable approach for reducing PAH emissions. PAH concentrations were quantified in gasoline and diesel fuel samples collected in summer 1997 in …

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  • Characterization of Polycyclic Aromatic

    Graft polymerization of acrylic acid (AA) onto rice starch using postassium permanganate/acid redox system as initiator was investigated. When starch was reacted with KMnO 4 solution, MnO 2 was deposited onto starch. The dependence of MnO 2 amount deposited was directly related to KMnO 4 concentration. Subjecting the MnO 2 ‐containing starch to a solution consisting of monomer (AA) and …

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  • Recent advances in biocatalysts engineering for ...

    2020-10-1 · challenges facing the PET biodegradation process were also summarized in this review. We also detailed the biodegradation mechanism using these biocatalysts, as the major hurdle in PET degradation is the initial cleavage of the insoluble macromolecule into smaller ones to facilitate its uptake by microorganisms for further utilization. 2.

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  • drilling polymer polyacrylamide pam anionic

    2021-7-12 · Polyacrylamide, PAM, Anionic Polyacrylamide, Cationic Polyacrylamide. ... Sorption,Additives,Polyacrylamide,Fluids,Biodegradation Abstract Hydraulic... horizontal drilling followed by high-volume fluid injection.(2) These... 5% anionic PAM) was used in these experiments. The other chemicals were used...

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  • Witte, P. and Medina-Escobar, N. (2001) In-gel

    Article citations More>>. Witte, P. and Medina-Escobar, N. (2001) In-gel detection of urease with nitroblue tetrazolium and quantification of the enzyme from different crop plants using the indophenol reaction.

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  • (PDF) Identification of mosquito larvicidal bacterial ...

    In the present study, two of the most toxic bacterial strains of Bacillus sphaericus against mosquito were identified with the most recent genetic techniques. The PCR product profiles indicated the presence of genes encoding Bin A, Bin B and Mtx1 in

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  • Vol 15, No 4 (2020) - NCSU

    7330-7341. Simultaneous Removal of Methyl Orange and Cr (VI) Using Polyethyleneimine-modified Corncob-derived Carbon Material. Yang Liu, Song Wang, Huan Zhou, Xinshu Li, Lin Duan, Shuang Chen, Sanxi Li, Linnan Zhang, Ailing Zhang. PDF.

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  • (DOC) Cellulase: Types and Action, Mechanism, and

    Mycobiology 36(2) : 121-133 (2008) Tanta University Faculty of Science ‫جامعة طنطا‬ Tanta, Egypt ‫كلية لعلـــوم‬ 50-Abdel Aziz A.Brr and Yehia A.G.Mahmoud (2008): Incidence of lipolytic fungi contaminating marketed butter in Tanta, Egypt.

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  • Taha Zaghloul - Academia.edu

    Phosphopentomutase (PPM) catalyzes the interconversion of α-D-(deoxy)-ribose 1-phosphate and α-D-(deoxy)-ribose 5-phosphate. We developed a coupled or uncoupled enzymatic assay with an enzyme nucleoside phosphorylase for determining PPM activities on D-ribose 5-phosphate at a broad temperature range from 30 to 90 °C.

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  • Biosurfactants and Its Application in Oil Recovery ...

    2021-6-20 · Abstract. This chapter discusses about the application and potential role of biosurfactants in oil recovery technology. The mechanism of mobilizing of trapped crude oil within the pores of reservoir rocks has been discussed on the basis of reduction of interfacial tension (IFT), wettability alteration, emulsion formation, and biodegradation of oil.

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  • Advanced Polymeric Materials

    2 天前 · Part III - Biodegradation of thermoformed rigid PLA packaging under industrial composting conditions Waste Manag. 2016 Jun;52:69-76. doi: 10.1016/j.wasman.2016.04.016. Epub 2016 …

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  • Advanced Polymeric Materials

    1 天前 · Download Free Advanced Polymeric Materials Advanced Polymeric Materials Thank you for reading advanced polymeric materials.As you may know, people have look numerous times for their favorite novels like this advanced polymeric materials, but end up in infectious downloads.

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  • Acrylamide (EHC 49, 1985)

    2020-12-10 · Acrylamide readily undergoes polymerization, resulting in a highly cross-linked insoluble gel of polyacrylamide. Commercial polyacrylamide contains 0.05 - 5.0% acrylamide. Hydroquinone monomethylether, t-butylpyrocatechol, N-phenyl-2-naphthylamine, and copper (ion) may be used as stabilizers. Acrylamide is mainly used in the production of ...

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  • Fungal Biodegradation of Agro-Industrial Waste |

    341 Aerobic biodegradation, 386 Petrochemical wastewater treatment Structure-activity relationships 386 Triclosan Inhibitory (toxic) effects. 367 Substrate concentration effect 367 2,3.5-Triphenyltetrazolmm chloride Inhibitory (toxic) effects, 53 Tntox-50 Aerobic biodegradation, 346 Urea and derivatives Inhibitory (to.xic) effects, 150 ...

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  • Literature Study Of The Biodegradability Of

    1999-8-13 · Motor vehicles are a significant source of polycyclic aromatic hydrocarbon (PAH) emissions. Improved understanding of the relationship between fuel composition and PAH emissions is needed to determine whether fuel reformulation is a viable approach for reducing PAH emissions. PAH concentrations were quantified in gasoline and diesel fuel samples collected in summer 1997 in …

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  • Characterization of Polycyclic Aromatic

    About. International Biodeterioration and Biodegradation publishes original research papers and reviews on the biological causes of deterioration or degradation.â The causes may be macroâ or microbiological, whose origins may be aerial, aquatic, or terrestrial.â The effects may include corrosion, fouling, rotting, decay, infection, disfigurement, toxification, weakening or processes that ...

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  • International Biodeterioration and Biodegradation ...

    by noha sorour. •. 1. Biodegradation of crude oil by Anabaena oryzae, Chlorella kessleri and its consortium under mixotrophic condition. 2. Trichosporon jirovecii–mediated synthesis of cadmium sulfide nanoparticles. more. by noha sorour. •. Enzymatic synthesis of phenolic lipids in solvent-free medium using flaxseed oil and 3,4 ...

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  • noha sorour | McGill University - Academia.edu

    2016-3-4 · Silver nanoparticles of various sizes were prepared at room temperature using silver nitrate as a precursor, various molar ratios of sodium citrate as a surfactant stabilizing material and sodium borohydride as a reducing agent. The morphology, distribution and sphericity of the particles were assessed in images from a transmission electron microscope (TEM).

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  • Preparation and Characterization of Silver

    The Grand Egyptian Museum, Egypt . ... Separation of Urinary Proteins with Sodium Dodecyl Sulphate Polyacrylamide Gel Electrophoresis in Patients with Secondary Nephropathies. ... A Process for Complete Biodegradation of Shrimp Waste by a Marine Isolate Paenibacillus SP. Ad with Simultaneous Production of Chitinase Oligosaccharides

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  • New York - panel.waset.org

    Find link is a tool written by Edward Betts.. Longer titles found: Polyacrylamide gel electrophoresis (), Polyacrylamides () searching for Polyacrylamide 139 found (255 total) alternate case: polyacrylamide Silver staining (1,393 words) exact match in snippet view article find links to article

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  • Polyacrylamide - Find link - Edward Betts

    Forty yeast strains isolated from soils taken from different locations in Egypt were tested for their P-solubilizing activities on the basis of analyzing the clear zone around colonies growing on a tricalcium phosphate medium after incubation for 5 days at 25degreesC, denoted as the solubilization index (SI).

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