. 2014 Jul 8;9(7):e101572. doi: 10.1371/journal.pone.0101572

Table 3. The effects of silica nanoparticles on the sperm fertility of epididymis sperms in male mice.

Group	Number of fertilized ouvm	Number of non-fertilized ouvm	Total number of ouvm	Rate of fertilization (%)	P vaule of Chi Square test
15days control	18	21	39	46	0.486
15days Nano-Sio₂	19	30	49	38
35days control	16	11	27	59	0.068
35days Nano-Sio₂	13	23	36	35
60days control	9	20	29	31	0.931
60days Nano-Sio₂	9	21	30	31