1				2		3		4					5
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		15													16				17
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		19	20
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														26			27
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		29													30
													31

Across 1. abbr. for hematopoietic progenitor cells 4. abbr. for percentage of blood volume occupied by rbc's 6. help in clotting 8. low calcium 11. to separate, remove 12. abbr. for automated interface management 14. abbr. for American Society For Apheresis 15. positive is universal recipient 16. an alternate form of a gene 18. donates to self 19. a parasite 24. matches donors and recipients 26. small proteins released by cells 29. a chimeria monoclonal antibody 31. donor cells from one's twin

Down 1. a state of decreased blood volume 2. cell mobilizer 3. liquid portion of blood 4. iron overload 5. removal of substances from a mixture by washing and decanting 7. acute lung injury occuring during or within 6 hours of blood transfusion 8. blood cell development 9. an anticoagulant 10. separates blood by density 13. prevents ice crystal formation during stem cell storage 17. ace inhibitor 20. donor cells from someone else 21. abbr. for polymorphonuclear cell collection 22. returning machine contents after apheresis 23. leukapheresis removes these 25. erythrocytapheresis 27. negative is universal donor 28. abbr. for American Association of Blood Banks 30. abbr. for mononuclear cell collection