Tag: immune system
Super immunity and Covid-19: when antibodies are much more powerful in fighting the virus
Being vaccinated and then contaminated would offer an exceptional level of immunity, called “super immunity”. What is it exactly? Does it also work the other way around, i.e. getting infected…
SARS-CoV-2 variants: “Our T cells are reason for optimism! »
Our immune system works a bit like trench warfare where the first line of defense is that of antibodies and the second is that of T lymphocytes. If the first…
A gene that protects against severe forms of Covid-19 has been identified
Why do young and healthy people end up in intensive care after contamination by SARS-CoV-2 while other people, who are a priori more fragile, get by with a simple cold?…
Common cold coronavirus immune cells confer protection against SARS-CoV-2
Immunity keeps track of past infections. Everyone has had a cold, a mild infection sometimes caused by coronavirus. According to a recent study, immune cells formed during a cold may…
Is immunity better after a vaccine or after a natural infection?
A Covid-19 infection produces a different immunization than the vaccine, the latter appearing to be more effective in protecting against a new infection. How to explain this superiority of the…
“It is highly probable that a new variant will find itself on the front of the stage in the coming months”
The year 2021 made it possible to verify that the SARS-CoV-2 mutations were mainly due to increased transmissibility, one of the normal strategies for a virus to survive. Two researchers…
Vaccine: is being overly vaccinated dangerous?
You will also be interested We receive, from childhood, a little less than ten vaccines different. Without counting those which can be prescribed to us, during a trip abroad for…
Immunosuppression: what is it?
Congenital or acquired immunosuppression is the condition in which a person’s immune responses are weakened. This situation increases the sensitivity to infectious agents and the probability of acquiring a pathology…
Coronavirus: smaller than llama antibodies, shark antibodies to SARS-CoV-2 attack
We had already spoken of llama antibodies, an original lead to neutralize SARS-CoV-2. Today, it is the immune system of another animal that is at the heart of the work…
Is a third dose against the Omicron variant sufficient?
Still 6 million unvaccinated in France! The government is trying at all costs to encourage vaccination. The booster dose can now be taken as early as 4 months after the…