"The possibility of reinfections could have significant implications for our understanding of Covid-19 immunity, especially in the absence of an effective vaccine."
While all serum samples reacted strongly with the S and S2 proteins, they reacted more weakly with the S1 and RBD proteins.
The study, published in the journal Mammal Review, noted that if SARS-CoV-2 were to infect and spread among wild mammals, it could potentially cause disease in some populations, in turn further endangering already threatened species.
The study, published in the Journal of Clinical Investigation, however, also demonstrated that the immunity built up from previous non-SARS-CoV-2 coronavirus infections does not prevent individuals from getting Covid-19.
Hyderabad-headquartered company is currently conducting Phase II human trials of Covaxin after receiving Drug Controller General of India nod
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