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Integral distribution of cell-chip distances and sheet resistances for HEK293 cells on fibronectin in physiological electrolyte and in high resistivity electrolyte. (a) Cell-chip distance 
at a bath resistivity 
(n = 60) fitted with an average 
and 
. (b) Cell-chip distance at a bath resistivity 
(n = 122) fitted with 
and 
. (c) Extracellular sheet resistance 
. The data (n = 9) at 
are fitted with an average 
and with 
. The data (n = 14) at 
are fitted with 
and 
.
