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The western Bryansk region in south-western Russia was highly contaminated with 137Cs and 134Cs due to the Chernobyl accident in 1986. In 1990, a joint Nordic-Russian project was initiated in order to make measurements and estimates of the absorbed doses to selected groups of inhabitants in this area. The participating individuals were living in small(More)
In 1990, a joint Nordic-Russian project was initiated in order to make independent estimations of the effective dose to selected groups of inhabitants in a highly contaminated area around the city of Novozybkov in the western Bryansk region of Russia. The inhabitants were living in six villages with initial contamination levels of (137)Cs between 0.9 and(More)
Iron starved dicotyledonous plants undergo several modification aimed at increasing iron assimilation, including enhanced plasma-membrane linked redox activities in roots (1). Monocots are known to regulate their iron requirement mainly by release of phytosiderophores. However a plasma-membrane associated Fe3+-ehelate reduetase activity exists in maize and(More)
Explants from single trees of Abies concolor (Gord. et Glend) Lindl. • Abies grandis (mature embryo), Quercus robur L. (embryonic axis, young stem segments), Quercus rubra L. (young stem segments) and Castanea sativa L. (embryonic axis of mature embryo) were cultured on a callusinducing medium with NAb, or IBA (in Castanea) and BAP. Differentiation of(More)
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