Introduction. The CD8αα are present in a subset of T cells and NK cells, but its function is
mostly unknown, as well as the role of CD8+ and CD8-NK cell subsets in physiological and …

Background: The infection and negative effects of the SARS-CoV-2 (severe acute respiratory
syndrome coronavirus) virus are mitigated by vaccines. It is unknown whether vaccination …

The aim of the study was to evaluate the dynamic changes of the total Natural Killer (NK)
cells and different NK subpopulations according to their differentiated expression of …

The effectiveness of the antiviral immune response largely depends on the activation of
cytotoxic T cells. The heterogeneous group of functionally active T cells expressing the …

Background: As other European countries, Italy launched its SARS-CoV-2 vaccination
campaign on 27 December 2020 (1). The analysis of SARS-CoV-2 vaccination impact on …

Innate immunity, as the first line of defense of our immune system, plays a crucial role in
defending against SARS-CoV-2 infection and also its immunopathogenesis. We aim to …

With the alarming surge in COVID-19 cases globally, vaccination must be prioritised to
achieve herd immunity. Immune dysfunction is detected in the majority of patients with …

The emergence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has
caused a tremendous burden on public health and world economies. An efficient host …

SARS CoV-2 has caused a global pandemic leading to significant morbidity and mortality.
There is a need to elucidate and further understand the implications of COVID-19 disease …

Introduction Natural killer (NK) cells plays a pivotal role in the control of viral infections, and
their function depend on the balance between their activating and inhibitory receptors. The …