Regulation of Structure in Complex Systems: Experimental Temporary Pond Communities How to build a baby: II. Conceptual primitives. Direct regulation of ZAP-70 by SHP-1 in T cell antigen receptor signaling. Occupational exposures to metals as risk factors for Parkinson's disease Automatic injection device with reset feature Radiative symmetry breaking in minimal N = 1 supergravity with large Yukawa couplings Temporal and spatial variation of the chemical composition of PM at urban and rural sites in the Basel area, Switzerland Production of metabolites of interest by co-culture of plant cells and non-plant cells Study of organochlorine pollutants in snow at North Pole and comparison to the snow at north, central and south Finland Synthesis of selenocysteine by cysteine synthases from selenium accumulator and non-accumulator plants [peas]