Genome-wide association study of long COVID.

Authors

Vilma Lammi, Tomoko Nakanishi, Samuel E Jones, Shea J Andrews, Juha Karjalainen, Beatriz Cortés, Heath E O’Brien, Ana Ochoa-Guzman, Brian E Fulton-Howard, Martin Broberg, Hele H Haapaniemi, Masahiro Kanai, Matti Pirinen, Axel Schmidt, Ruth E Mitchell, Abdou Mousas, Massimo Mangino, Alicia Huerta-Chagoya, Nasa Sinnott-Armstrong, Elizabeth T Cirulli, Marc Vaudel, Alex S F Kwong, Amit K Maiti, Minttu M Marttila, Daniel C Posner, Alexis A Rodriguez, Chiara Batini, Francesca Minnai, Anna R Dearman, C A Robert Warmerdam, Celia B Sequeros, Thomas W Winkler, Daniel M Jordan, Raimonds Rešcenko, Lorenzo Miano, Jacqueline M Lane, Ryan K Chung, Beatriz Guillen-Guio, Olivia C Leavy, Laura Carvajal-Silva, Kevin Aguilar-Valdés, Erika Frangione, Lindsay Guare, Ekaterina Vergasova, Eirini Marouli, Pasquale Striano, Ummu Afeera Zainulabid, Ashutosh Kumar, Hajar Fauzan Ahmad, Ryuya Edahiro, Shuhei Azekawa, Shiuh-Wen Luoh, Christian Erikstrup, Ole B V Pedersen, Jordan Lerner-Ellis, Alicia Colombo, Joseph J Grzymski, Makoto Ishii, Yukinori Okada, Noam D Beckmann, Meena Kumari, Ralf Wagner, Iris M Heid, Catherine John, Patrick J Short, Per Magnus, Laura Ansone, Luca V C Valenti, Sulggi A Lee, Louise V Wain, Ricardo A Verdugo, Karina Banasik, Frank Geller, Lude H Franke, Alexander Rakitko, Emma L Duncan, Alessandra Renieri, Konstantinos K Tsilidis, Rafael de Cid, Ahmadreza Niavarani, Erik Abner, Teresa Tusié-Luna, Shefali S Verma, George Davey Smith, Nicholas J Timpson, Ravi K Madduri, Kelly Cho, Mark J Daly, Andrea Ganna, Eva C Schulte, J Brent Richards, Kerstin U Ludwig, Michael Marks-Hultström, Hugo Zeberg, Hanna M Ollila

Year of publication

2025

Journal

NAT GENET

Volume

57

Issue

6

ISSN

1061-4036

Impact factor

31.7

Abstract

Infections can lead to persistent symptoms and diseases such as shingles after varicella zoster or rheumatic fever after streptococcal infections. Similarly, severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2) infection can result in long coronavirus disease (COVID), typically manifesting as fatigue, pulmonary symptoms and cognitive dysfunction. The biological mechanisms behind long COVID remain unclear. We performed a genome-wide association study for long COVID including up to 6,450 long COVID cases and 1,093,995 population controls from 24 studies across 16 countries. We discovered an association of FOXP4 with long COVID, independent of its previously identified association with severe COVID-19. The signal was replicated in 9,500 long COVID cases and 798,835 population controls. Given the transcription factor FOXP4’s role in lung physiology and pathology, our findings highlight the importance of lung function in the pathophysiology of long COVID.