Four are currently working alongside Dutch inspectors, developing risk profiles and screening procedures to turn up possible shipments of radioactive substances, biological agents or chemical weapons.
Natural environment, including human health: wastes and ecologically incompatible by-products are continuously reduced, eliminated, or recycled; chemical substances, physical agents, technologies, and work practices that present hazards to human health or the environment are also continuously reduced or eliminated.
The remarkable inhibition of the growth of penicillin-resistant staphylococci makes these substances promising agents also for the treatment of infections caused by microorganisms resistant to currently available drugs.
Of particular significance are substances, or agents, that act on the central nervous system (CNS) and are taken for years or decades on a sustained basis, on the basis of a doctor's prescription, in response to medical advice, or, perhaps most often, to self-medicate.
Many drugs, chemical substances and agents are potentially toxic to the human auditory system.
Based on PEG + Asc, AJG522 was developed to appeal to the Japanese population by altering the macrogol content, flavoring substances, and agents.
Such development of drug resistance in human pathogens against commonly used antibiotics has necessitated a search for new antimicrobial substances, chemotherapeutic agents, and agrochemicals that combine antimicrobial efficacy with low toxicity, and minor environmental impact.
Although the mechanism of action of essential oils is still unknown, these two reports are an example of the use of natural substances as agents for the destruction of the most resistant structure of the parasite, the oocyst.
Petroleum jelly is undoubtedly the most effective occlusive substance but agents with film-forming properties also exist such as lipophilic (silicones and silicone elastomers) and hydrophilic film-forming agents.
Despite genome and genetics, PCR and other modern techniques, the unambiguous classification is extremely important for substance or agent research.
