| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| sperm histone | 0.12 | 0.2 | 1423 | 35 | 13 |
| sperm | 0.21 | 0.8 | 2865 | 71 | 5 |
| histone | 1.03 | 0.1 | 9407 | 37 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| sperm histone | 1.81 | 0.5 | 5533 | 9 |
| sperm histone removal | 1.54 | 0.9 | 9763 | 73 |
| sperm histone exchange | 0.4 | 0.8 | 3551 | 17 |
| sperm histone function | 0.22 | 0.7 | 3520 | 70 |
| sperm histone variants | 1.45 | 0.9 | 3340 | 31 |
| sperm histone retention | 0.69 | 0.4 | 9855 | 75 |
| sperm histone expression | 0.2 | 0.6 | 7044 | 48 |
| sperm histone regulation | 0.92 | 0.3 | 8766 | 98 |
| sperm histone transition | 1.65 | 1 | 5461 | 94 |
| sperm histone acetylation | 0.81 | 0.1 | 5276 | 51 |
| sperm histone epigenetics | 1.84 | 0.7 | 2058 | 25 |
| sperm histone methylation | 0.58 | 0.2 | 1718 | 50 |
| sperm histone replacement | 1.97 | 0.4 | 9809 | 45 |
| sperm histone modification | 1.12 | 0.5 | 2055 | 40 |
| sperm histone gene expression | 1.94 | 0.8 | 2599 | 20 |
| sperm histone phosphorylation | 0.05 | 0.3 | 3222 | 77 |
