Authors | Sample type | Sample size | Normal tissue samples | Storage temperature |
Yao and Lin, 2012 [34] | Tumour/lesion tissue | 126 | Adjacent samples collected 1 cm away from tumour/lesion tissue | - |
Xie et al., 2012 [20] | Snap-frozen tissue | 30 | - | −80˚C |
Wang et al., 2014 [35] | Cervical biopsy | - | - | −70˚C |
Zhang et.al., 2013 [21] | Snap-frozen tissue | 92 | - | - |
Wen et al., 2017 [22] | Snap-Frozen tissue | 40 | Healthy controls | −80˚C |
Han et al., 2015 [17] | Tumour/lesion tissue | 30 | Adjacent samples collected 5 cm away from tumour/lesion tissue | −80˚C |
Cheung et al., 2012 [36] | Tumour/lesion tissue embedded in OCT compound | 48 | Healthy controls | −80˚C |
Jiminez-Wences et al., 2016 [37] | Biopsy samples | 49 | - | - |
Villegas-Ruiz et al., 2014 [25] | Biopsy samples (one part in RNA later the other embedded in paraffin wax—FFPE) | 45 | - | −70˚C (RNA later samples) |
Gozce et al., 2015 [26] | Tumour/lesion tissue—FFPE | 98 | - | n.a. |
Deftereos et al., 2011 [27] | Tumour/lesion tissue—FFPE | 104 | 23 healthy controls | n.a. |
Bumrungthai et al., 2016 [28] | Fresh tumour/lesion tissue and FFPE samples | 79 | no | - |
Shishodia et.al., 2015 [38] | Tumour/lesion tissue samples in 1X PBS | 102 | 23 healthy controls | - |
Zeng et al., 2015 [29] | Lesion tissues—FFPE | 103 | 13 normal tissues | - |
Zheng et al., 2015 [30] | FFPE cervical tissue samples | 140 | 15 normal tissue samples | - |
Li et al., 2011 [22] | Snap-frozen tissue samples | 125 | 20 normal | −70˚C |
Bierkens et al., 2012 [31] | FFPE samples | 75 | 6 frozen HPV+ normal samples | - |
Chen et al., 2013 [39] | Tumour/lesion tissue and matched serum samples | - | - | −80˚C |
Ma et al., 2014 [40] | Tumour/lesion tissue and matched serum samples | 60 | 6 healthy controls | −80˚C |
Zhang et al., 2016 [45] | Whole blood samples—serum | 89 | 20 healthy controls | - |
Ye et al., 2019 [48] | Exfoliated cells | 177 | - | - |
Ribeiro et al., 2015 [49] | Exfoliated cells | 65 | 49 healthy controls | Room temperature |
Malta et al., 2019 [50] | Exfoliated cells | 73 | 38 normal controls | - |
Hou et al., 2014 [44] | Fresh tissue samples | 10 | 10 normal controls | - |
Huang et al., 2016 [24] | Snap-frozen tissue samples | 126 | 64 normal controls | −80˚C |
Ma et al., 2015 [32] | FFPE samples | 412 | 208 cervicitis cases used as controls | - |
Zhang et al., 2017 [41] | Fresh tissue samples | 105 | - | - |
Kawai et al., 2017 [51] | Exfoliated cells from cervical mucus | 230 (total number including normal samples) | N/A | −80˚C |
Lukic et al., 2018 [33] | FFPE samples | 40 | 10 | - |
Shen et al., 2013 [52] | Fresh tissue samples frozen in liquid nitrogen | 126 | 126 (adjacent healthy samples) | - |
Luo et al., 2015 [53] | Fresh tissue samples frozen in liquid nitrogen | 88 | 88 (adjacent healthy tissues) | −70˚C |
Jiang et al., 2017 [46] | Serum samples | 182 | 12 | −80˚C |
Leitao et al., 2014 [42] | Biopsy samples stored in RNAlater | 46 | 19 | −80˚C |
Babion et al., 2018 [43] | Frozen fresh cervical tissue samples cervical scrape samples in ThinPrep Medium | 51
187 | 8
- |
−80˚C |
Wei et al., 2017 [18] | Plasma samples | 120 | 120 | −80˚C |
Zhang et al., 2019 [54] | Fresh tissue samples frozen in liquid nitrogen | 67 | 20 | - |
Xin et al., 2016 [47] | Serum samples | 126 | 60 | −80˚C |