نتایج جستجو برای: toxic compounds
تعداد نتایج: 294368 فیلتر نتایج به سال:
polycyclic aromatic hydrocarbons (pahs) are toxic pollutants released by various urban combustion sources. tehran is the largest city in iran with a population of about 8 million and it is faced with serious air quality problems. the gas phase samples collected from 21 sites in tehran area throughout year 2005. the samples‘ pahs were collected using a skc trapping consisting of glass cartridg...
daily, organophosphorus compounds (ops) in human life, has found wide applications. although ops have biodegradability potential, they induce clinical problems in humans and other organism. different methods are used to detoxify these compounds. in the meantime, biodegradation is preferred as a compatible way to the environment since it produces less toxic compounds. enzymes capable to degrade ...
Background and objectives: Heracleum persicum (Golpar)is a native medicinal plant of Iran which belongs to Apiaceae family. The fruits of the plant have been used as spice for flavoring. They have also showed carminative, antioxidant, anticonvulsant, analgesic, anti-inflammatory, immunomodulatory and cytotoxic properties. In this study, toxicity of different fractions ...
Within our everyday life, we are confronted with a variety of toxic substances of natural or artificial origin. Toxins are already used, e.g. in medicine, but there is still an increasing number of toxic compounds, representing a tremendous potential to extract new substances. Since predictive toxicology gains in importance, the careful and extensive investigation of known toxins is the basis t...
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