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Disinfectants and antiseptics: mechanisms of action and resistance
Chemical biocides are used for the prevention and control of infection in health care, targeted home hygiene or controlling microbial contamination...
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Antimicrobial and bacteriostatic activity of surfactants against B. subtilis for microbial cleaner formulation
Cleaning products containing live bacteria that form spores of Bacillus spp. as active substances are becoming increasingly common in probiotic...
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Commercial Applications of Microbial Enzymes
Enzymes are widely used nowadays in industrial and household catalysis. Enzyme-catalysed conversions occur in minutes or even in seconds. Further,...
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Noninvasive in-vivo tracing and imaging of transplanted stem cells for liver regeneration
Terminal liver disease is a major cause of death globally. The only ultimate therapeutic approach is orthotopic liver transplant. Because of the...
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New Tools in Regenerative Medicine: Gene Therapy
Gene therapy aims to transfer genetic material into cells to provide them with new functions. A gene transfer agent has to be safe, capable of...
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Characterised Reactions in Aerobic and Anaerobic Utilisation of Linear Alkylbenzenesulphonate (LAS)
Commercial linear alkylbenzenesulphonate surfactant (LAS) is known to be fully degradable aerobically, as a carbon and energy source for bacteria,...
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Cleaning and disinfection: methods
The operations of cleaning and disinfection are essential parts of food production and the efficiency with which these operations are performed...
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Complete degradation of xenobiotic surfactants by consortia of aerobic microorganisms
Linear alkylbenzene sulphonates are primarily attacked via a hydroxylation of the alkyl chain from the methyl group followed by β-oxidation. The...
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Irrigation with urban wastewater
With the objective of evaluating the relevance of wastewater use in irrigation, a experiment in pots with Lolium multiflorum Lam. was carried out....
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Fate and Effects of the Surfactant Sodium Dodecyl Sulfate
Surface-active agents, or surfactants, are detersive chemicals characterized by having two different moieties, one polar and the other nonpolar, at...
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Soil Water Repellency
Water repellent soils exhibit hydrophobic properties when dry, resisting or retarding water infiltration into the soil matrix (Brandt, 1969a)....
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Electrochemistry of Drug Interactions and Incompatibilities
Molecular associations involving drugs are of considerable pharmacological importance. Incompatibilities and the binding of “active” drugs to “inert”...
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Eutrophication Processes and Pollution of Freshwater Ecosystems Including Waste Heat
Man’s increasing utilization of aquatic systems as suppliers and recipients of water used for industrial or municipal purposes, combined with...
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Effects of toxic compounds: stimulation, inhibition, injury, and death
The effects of chemical substances on plant cells have been studied extensively, and for several reasons. In the realm of fundamental research their...
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Leaf structure as related to absorption of pesticides and other compounds
Plants are sprayed and dusted with chemicals for numerous reasons. Some of the chemicals applied to plants exert their influence simply by remaining...
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Pretreatment of sewage sludge
1. There is no ideal process for sludge treatment, but an adequate solution can be found for every particular case.
2. The choice of a sludge...
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Leaf structure as related to absorption of pesticides and other compounds
Plants are sprayed and dusted with chemicals for numerous reasons. Some of the chemicals applied to plants exert their influence simply by remaining...