Giving blood to a kaafir who is not hostile towards Islam and who is not in a state of war with us

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Is it permissible to donate bone marrow? Will the donor be rewarded even if he donates it to a non-Muslim?
Stem cells: definition, ruling on setting up stem cell banks and using them for medical purposes

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Accepting a gift from a kaafir on the day of his festival
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Is it permissible to donate bone marrow? Will the donor be rewarded even if he donates it to a non-Muslim?
Stem cells: definition, ruling on setting up stem cell banks and using them for medical purposes

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