Allergies move from patient to patient through blood transfusions

Anecdotal evidence has shown that allergies can sometimes be transferred between patients through blood and plasma transfusions. Researchers believe transfusions can temporarily cause food-based allergies in recipients, however they are so rare they do not believe that individuals with existing allergies should be excluded as donors. As a recent example, an eight-year-old boy in Toronto […]

‘Stem cell factory’ could help treat blood disorders

Researchers have identified a molecule that causes the stem cells found in cord blood to multiply into more stem cells. Umbilical cord blood can be used to treat genetic and blood cell formation disorders, including leukemia, but the small number of blood stem cells in this kind of blood limits its widespread use. Researchers have […]

Clot-busting drugs could be used more widely

A new study suggests that while administering clot-busting drugs as quickly as possible to stroke victims is important, they can help even when administered late or in high-risk groups. The study, which followed 6,700 stroke patients, found that those who received treatment with clot-busting drugs such as alteplase within 3 hours of the onset of […]

Common blood thinner ineffective for pregnant women

  A new study indicates that daily injections of a blood thinner does not effectively decrease the risk of pregnancy complications in women with a tendency to develop blood clots.  A large-scale, randomized trial was never conducted and until now it’s effectiveness has been unknown. The new study followed 292 women over 12 years and […]

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