title: Environmental selenium and its significance.
abstract: Selenium occupies a unique position in regards to continuing conflicting aspects of its toxicological and nutritional significance. This review focuses on the environmental sources and sinks, transport and alterations of selenium. Both natural and anthropogenic sources of selenium are considered with primary emphasis on the occurrence and significance of selenium in soils, air, water, plants and foods. The patterns and trends of application of selenium are also highlighted in order to focus on the the potential populations at risk.
mesh_terms: D000388:Air / Q000032:analysis; D004785:Environmental Pollutants / Q000032:analysis*; D005504:Food Analysis; D012643:Selenium / Q000032:analysis* / Q000378:metabolism / Q000494:pharmacology; D012987:Soil / Q000032:analysis; D014867:Water / Q000032:analysis
chemical_list: D004785:Environmental Pollutants; D012987:Soil; D014867:Water; D012643:Selenium