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Table 2.

Amounts of polyols, sugars and cuticular lipids in field-collected populations of Culex pipiens collected from Columbus, Ohio, USA

Date of collection
ConcentrationNov. 2005Feb. 2006July 2006
Polyols (ng g-1 mosquito)    
   Glycerol 52.1±6.3 49.3±9.2 56.5±6.9 
   Sorbitol 31.5±5.2 28.9±0.6 36.6±5.2 
Sugar (mg g-1 mosquito)    
   Trehalose 1.21±0.15 0.96±0.10 1.22±0.16 
   Total sugar 5.34±0.29 4.72±0.31 4.83±0.41 
Cuticular lipids (ng/mosquito)    
   Hydrocarbons 440±65 412±62 220±42a 
   Polar components 1310±120 1160±215 1310±192 
Date of collection
ConcentrationNov. 2005Feb. 2006July 2006
Polyols (ng g-1 mosquito)    
   Glycerol 52.1±6.3 49.3±9.2 56.5±6.9 
   Sorbitol 31.5±5.2 28.9±0.6 36.6±5.2 
Sugar (mg g-1 mosquito)    
   Trehalose 1.21±0.15 0.96±0.10 1.22±0.16 
   Total sugar 5.34±0.29 4.72±0.31 4.83±0.41 
Cuticular lipids (ng/mosquito)    
   Hydrocarbons 440±65 412±62 220±42a 
   Polar components 1310±120 1160±215 1310±192 

Values are means ± s.e.m. of 10 determinations. A superscript letter indicates the value is significantly different than others in the row

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