Blood transfusions may worsen brain inflammation and long-term development in anemic newborns

RBC transfusion exacerbates brain inflammation in anemic murine neonates and causes long term neurodevelopment impairment

['FUNDING_R01'] · UT SOUTHWESTERN MEDICAL CENTER · NIH-11248755

This research checks if red blood cell transfusions given to anemic newborns trigger brain inflammation that harms their long-term development.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorUT SOUTHWESTERN MEDICAL CENTER (nih funded)
Locations1 site (DALLAS, UNITED STATES)
Trial IDNIH-11248755 on ClinicalTrials.gov

What this research studies

From a parent's view, researchers use a newborn mouse model of anemia and transfusion to understand how severe anemia and subsequent red blood cell transfusions can cause a “leaky gut,” letting bacterial toxins into the bloodstream and activating immune cells in the brain. They measure brain inflammation, microglial activation, and later behavioral and developmental outcomes to link early inflammation with long-term effects. The team will test whether aspects of the transfusion process or targeted treatments reduce the inflammatory response and protect brain development. Results are intended to suggest safer transfusion practices or therapies that could be tested in babies.

Who could benefit from this research

Good fit: This line of work is most relevant to parents of premature or critically ill newborns who develop severe anemia and receive red blood cell transfusions.

Not a fit: Children and adults without anemia, or infants whose developmental problems are caused by other conditions, are unlikely to benefit directly from this research.

Why it matters

Potential benefit: If successful, the work could lead to safer transfusion approaches or treatments that protect premature infants' brains and improve long-term development.

How similar studies have performed: Clinical trials and animal studies have suggested a link between transfusions and worse neurodevelopment in extremely preterm infants, but the exact inflammatory mechanisms are still being worked out and remain novel.

Where this research is happening

DALLAS, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.

View on NIH RePORTER →

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.