A key advantage of this approach is that it doesn't need a competent immune system for it to be effective in preventing COVID-19.
The study, while still under peer-review, is the most comprehensive and long-ranging study of immune memory to the coronavirus to date.
The study said a 25-year old male patient was infected with two distinct SARS-CoV-2 variants within a 48-day time frame, while testing negative in between the infections
COVID-19 immunity: Declining and pre-existing antibodies, the concept of T-cell immunity and what reinfection could mean
Several studies have indicated the presence of robust T-cell immunity against the COVID-19 causing virus in people even after their antibodies were depleted
No fever or chills. No loss of smell or taste. No breathing difficulties. They don’t feel a thing.
Confirmed cases of COVID-19 reinfection in Hong Kong, EU, India don't change vaccine agenda, experts say
The intensity and duration of the immune response against SARS-CoV-2 is a crucial in determining how long vaccines will be effective for, and how frequently a booster is needed.
A typical day at the Siddha treatment centre involves salt water gargling, Yoga, pranayama and mudra practices, as well as counselling.
Adjuvants are substances that are used in combination with a vaccine to produce a more robust immune response than what the vaccine alone would provide
A widely-distributed vaccine, according to many in the medical fraternity, is the only way to immunize those vulnerable, like older adults and those with underlying conditions.