T CYTOTOXIC CELLS

• WHAT DO T CYTOTOXIC CELLS DO?

  destroy abnormal or infected cells leading to cell death
• HOW DO T CYTOTOXIC CELLS CAUSE CELL DEATH?

  release perforin
• WHAT IS PERFORIN?

  a protein
• WHAT DOES PERFORIN DO?

  embeds in cell-surface membrane and creates a pore allowing any substances to enter or leave
• WHEN ARE T CYTOTOXIC CELLS MOST COMMONLY USED?

  in viral infections (body cells sacrificed)