Journal Abbreviation: IMMUNOL LETT
Journal ISSN: 0165-2478
| Year | Impact Factor (IF) | Total Articles | Total Cites |
| 2025 (2026 update) | 3.2 | - | 6196 |
| 2024 | 2.8 | - | 6089 |
| 2023 | 3.3 | - | - |
| 2022 | 4.4 | - | 6887 |
| 2021 | 4.230 | - | 7623 |
| 2020 | 3.685 | 128 | 6880 |
| 2019 | 3.276 | 116 | 5581 |
| 2018 | 2.552 | 122 | 5281 |
| 2017 | 2.436 | 175 | 5086 |
| 2016 | 2.860 | 124 | 4879 |
| 2015 | 2.483 | 147 | 4504 |
| 2014 | 2.512 | 187 | 4226 |
| 2013 | 2.367 | 129 | 4122 |
| 2012 | 2.337 | 113 | 4256 |