Table 1.

Quantification of competing gradients of CCL19 and CCL21 for the cases studied in Fig. 4.

Case	∇C (nM/mm)
	CCL19	CCL21 soluble	CCL21 bound	Total Ligand	Preference
i	50	50	10	10	CCL21
ii	100	101	6	7	CCL21
iii	100	50	10	−40	Neutral
iv	50	50	0	0	CCL21