1.   As there is no current evidence that the disease is transmitted by blood, none of the patients were told about the diagnosis.

2.   Dr. Sandra Allaire, medical director for the Red Cross here, said Friday it has not been proven that Creutzfeldt-Jacob disease can be transmitted by blood.

3.   Scientists have never found a case of CJ transmitted by blood, but it can be transmitted through tissue as in corneal transplants.

4.   Whereas transfused blood can effectively transmit oxygen for about a month, Hemopure loses its effectiveness in a day or two, requiring far more transfusions.