CGAS and COVID-19: The study provides an initial understanding of the role of the cGAS-STING pathway, as one of the possible mechanisms that may be contributing to the development of morbidities associated with long COVID, nevertheless the presence of a higher frequency of female individuals, of an older age (40 to 60 years old) and with comorbidities in the group with long COVID constituted a limitation of the study, since these characteristics are considered risk factors for the severity of COVID-19 and can influence the development of symptoms in long COVID.