136k views
2 votes
When a virus invades the body, some B cells recognize it as nonself and produce plasma cells that release a substance to kill the virus. What is this substance called?

User Candre
by
8.4k points

2 Answers

4 votes
Plasma cells are designed to churn out Antibodies. These are proteins that have a variable region which is complementary ( perfect shape fit) for the virus' antigen and can therefore bind to the antigen, making the virus harmless or tagging it to be consumed by a phagocyte.
User Akhil Soman
by
8.6k points
5 votes
When a virus invades the body, some B cells recognize it as non-self and produce plasma cells that release a substance to kill the virus. These plasma cells are called antibodies. This substance is also called as immunoglobulins.
User David Perfors
by
7.6k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.