Defence against diseases

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Across
  1. 1. The immune system's garbage collector and messenger, engulfing invaders and presenting their antigens for further action
  2. 9. A sneaky shield evolved by bacteria to counter once-potent treatments
  3. 11. The vital blueprint that ferries instructions for a protein's creation
  4. 12. A sticky patch that forms when your body springs a leak
  5. 13. The body's first armour, forming a protective shield against pathogens
  6. 15. A keeper of experience, ensuring swifter response in future battles
  7. 16. The immune system captain, coordinating the troops to take action
  8. 18. The enzyme that initiates the weave, binding fibrin into a clot
  9. 19. The chemical warrior for fighting off bacterial invaders
  10. 20. An intricate immune manoeuvre, where cells engulf and digest pathogens, breaking them down step-by-step
  11. 22. A personalised defence that learns and evolves with each new foe
Down
  1. 2. The immune system's megaphone, calling for reinforcements to fight infection
  2. 3. Diseases that leap across species lines, finding new hosts through unexpected pathways
  3. 4. The sticky threads that weave the blood's patchwork, sealing the wound
  4. 5. The superpower to fend off a previously defeated foe
  5. 6. A specialised defender that locks onto invaders, neutralising or marking them for destruction
  6. 7. A tiny responder, always ready to patch up when a leak appears
  7. 8. A specialised soldier forging unique weapons against specific threats
  8. 10. The recognisable flag that signals the immune forces to attack
  9. 14. A community force field, protecting individuals through collective resilience
  10. 17. A silent saboteur that cripples your immune defences
  11. 21. A microscopic invader that sparks an immune battle