Table 1 Type I collagen expression at the injection site of filler in each group at different time points (\({\overline{\text{x}}} \pm {\text{s}}\)).

From: Mechanism of remodeling and local effects in vivo of a new injectable cosmetic filler

Groups

1 week

4 weeks

13 weeks

52 weeks

Test sample

20.69 ± 1.72

27.26 ± 1.30

31.73 ± 2.55

55.62 ± 1.88a

Control

44.13 ± 3.45

54.11 ± 3.48

64.86 ± 1.57

81.22 ± 2.41b

  1. aRepresents a significant difference between the sample group at 52 weeks and 13 weeks (p < 0.05) .
  2. bRepresents a significant difference between the control group at 52 weeks and 13 weeks (p < 0.05) .
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