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Table 6 Comparison between the gene expression levels in dried menstrual blood swabs

From: Identification of body fluids—menstrual blood, saliva, and nasal secretions—over different periods of time, using mRNA

Menstrual blood genes (mean ± SD and p values)
  MMP7 B-actin p value MMP10 B-actin p value MMP7 MMP10 p value
1st day 35.08 ± 1.98 26.24 ± 2.25 <0.001** 34.72 ± 2.36 26.24 ± 2.25 <0.001** 35.08 ± 1.98 34.72 ± 2.36 0.511
3rd day 29.78 ± 2.98 26.24 ± 2.25 <0.001** 29.62 ± 1.17 26.24 ± 2.25 <0.001** 29.78 ± 2.98 29.62 ± 1.17 0.822
7th day 25.97 ± 3.16 17.44 ± 2.25 <0.001** 25.70 ± 2.23 17.44 ± 2.25 <0.001** 25.97 ± 3.16 25.70 ± 2.23 0.822
  1. MMP10 Metalloproteinase 10, MMP7 Metalloproteinase 7, SD Standard deviation
  2. Paired t test (*P is significant if < 0.05, **P is highly significant if < 0.01)