Sentences with phrase «triggered severe immune reactions»

Though many early vaccines worked well, side effects were always a concern, sometimes because the virus was still infectious, sometimes because proteins were present that triggered severe immune reactions.

Heartworm larvae can trigger a severe immune reaction called heartworm associated respiratory disease (HARD); this syndrome occurs in an estimated 50 % of heartworm infections in cats.

Not exact matches

This is what causes problems like IBD — it's not the bacteria itself, but the immune system's severe reaction triggered by the protein.

They work best against mild respiratory allergies, such as hay fever, but generally can't be used to counteract severe allergies to certain foods or drugs because of the danger of triggering anaphylaxis, a life - threatening immune reaction.