Collagen-Based Films Containing Liposome-Loaded Usnic Acid as Dressing for Dermal Burn Healing

Table 1

Assessment of the intensity of the inflammatory infiltrate in the COL (collagen group), PHO (collagen/liposome group), and UAL (collagen/liposome/usnic acid group), in 7, 14, and 14 days after burning procedures.

Time	Animals	Inflammatory reaction intensity
		COL	LIP	UAL
	R1	+	++	+++
	R2	++	+	+++
7th	R3	++	+	++
	R4	+	++	+++
	R5	+	+	+++
	R1	++	+++	+++
	R2	+++	+++	++
14th	R3	++	+++	++
	R4	+++	+++	++
	R5	+++	++	++
	R1	++	++	+
	R2	++	++	+
21st	R3	+	++	+
	R4	+	+	++
	R5	+	+	+

+ = mild inflammatory infiltrate, representing less than 10%; ++ = moderate inflammatory infiltrate, representing between 10 and 50%; +++ = intense inflammatory infiltrate, representing more than 50%.