Antibodies are the warriors inside our body. They are part of our immune system, recognising and fighting against bad foreign invaders, called antigens. Antibodies can bind to a broad range of antigens, and are produced by cells of the immune system, known as B-cells. To learn more about antibodies
Vaccination can help against viruses. In an active vaccination, parts of the viruses are injected. In passive vaccination, antibodies obtained in the laboratory are injected. Author: 3sat nano/ Raketenfilm/Titus Gust/Konstantin Fuchs Translation and dubbing: alugha Click here to see more videos:
Human Defence Systems Against Pathogens | Health | Biology | FuseSchool Pathogens are disease causing microorganisms, that our body has many defence mechanisms against. The skin is the first physical barrier, providing a protective layer that is hard to penetrate. We also have sebaceous glands tha
All living organisms are made up of cells - they are the basic building blocks of life. There are two important categories of cells: plant cells and animal cells. In this video we look at animal cells in more detail. Animal cells are the type of cell that make up our bodies... and the bodies of al
