Leukocyte

Genetic mismatch identified as major risk factor in cord blood transplantation

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A Japanese study of more than 7,400 patients has identified a genetic mismatch that sharply increases the risk of severe acute graft-versus-host disease (GVHD) following umbilical cord blood transplantation. The specific donor–recipient human leukocyte antigen mismatch triples the likelihood of life-threatening immune complications, and severe acute GVHD itself is associated with significantly worse survival. These … Read more

Vitamin D supplements help preserve telomere length in aging adults

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Results from the VITAL randomized controlled trial reveal that vitamin D supplementation helps maintain telomeres, protective caps at the ends of chromosomes that shorten during aging and are linked to the development of certain diseases. The new report, which is published in The American Journal of Clinical Nutrition, is based on data from a VITAL … Read more