Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has caused millions of
deaths and substantial morbidity worldwide. Intense scientific effort to understand the …

Adaptive immune responses play an important role in the clinical course of SARS-CoV-2
infection. While evaluations of the virus-specific defense often focus on the humoral …

Since the SARS-CoV-2 Omicron variant (B. 1.1. 529) was declared a variant of concern
(VOC) by the WHO on 24 November 2021, it has caused another global surge of cases. With …

Monitoring of SARS-CoV-2 in wastewater (WW) is a promising tool for epidemiological
surveillance, correlating not only viral RNA levels with the infection dynamics within the …

The zoonotic SARS-CoV-2 virus was present before the onset of the pandemic. It undergoes
evolution, adaptation, and selection to develop variants that gain high transmission rates …

During the COVID-19 pandemic, heterologous vaccination strategies were employed to
alleviate the strain on vaccine supplies. The Thailand Ministry of Health adopted these …

The impact of COVID-19 is still felt around the world, and more information is needed
regarding infection risk, vaccination responses, and the timing of booster vaccinations. We …

INTRODUCTION: With the emergence of newer SARS-CoV-2 variants and their substantial
effects on the levels and duration of protection against infection, an understanding of these …

Throughout the COVID-19 pandemic, several variants of concern (VoC) of the severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2) have evolved, affecting the efficacy of the …

SARS-CoV-2 Omicron infections are common among individuals who are vaccinated or
have recovered from prior variant infection, but few reports have immunologically assessed …