Table 1. Comparison of the molecular weight and diameter of some of the molecules used in the analysis of symplasmic communication.

Chemicals	Molecular weight [Da]	Molecule diameter [nm]	Ref.
5-(and-6)-Carboxyfluorescein Diacetate (CFDA)	376.21	1.3	35
8-Hydroxypyrene-1,3,6-trisulfonic acid (HPTS)	524.39	0.9	33
Green fluorescent protein (GFP)	27 000	2.8	34
Dextran	10 000	2.3	32