Table 5.

Sugar concentration in the insect hemolymph.

Organism	Trehalose	Glucose	Fructose	Remark	References
A. mori, G. mellonella, T. polyphemus, P. cecropia	2–13 mg/ml	0–2.8 mg/ml	Not tested	Based on chromatography and chemical methods	Wyatt and Kalf, 1957
Several insects	2–50 mg/ml	Generally low amounts, but Apis mellifica 6–32 mg/ml, Phormia regina 7–12.5 mg/ml	Generally low amounts, but Apis mellifica 2–16 mg/ml	Review on hemolymph composition in insects	Jeuniaux, 1971
Apis mellifica	40 mg/ml	10 mg/ml	10 mg/ml	HPLC, trehalose concentration changes depending on metabolic rate	Blatt and Roces, 2001
Drosophila larvae	60 mg/ml	50 mg/ml	Not tested	Commercial kit	Lee and Park, 2004
Drosophila larvae	13.7–17.2 mg/ml	5.4–7.2 mg/ml	Not tested	Commercial kit	Broughton et al., 2008
Drosophila larvae	6 mg/ml	1 mg/ml	Not tested	Commercial kit	Pasco and Léopold, 2012
Drosophila adults	17.2 mg/ml	1.8 mg/ml	Not tested	Commercial kit	Broughton et al., 2008

Trehalose, glucose, and fructose concentrations in the hemolymph of different organisms and developmental stages are listed. Methods for concentration measurements are indicated.