Immunological and hematological outcomes following protracted low dose/low dose rate ionizing radiation and simulated microgravity
Gene Expression & Molecular Biology
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beyond, earth, orbit, characterizing, immune, microrna, differentials, following, simulated, deep
immune, function, cell, study, examining, beyond, earth, orbit, characterizing, microrna
immune, cell, study, examining, beyond, earth, orbit, characterizing, microrna, differentials
Study examining beyond low-earth orbit: characterizing immune and microrna differentials. Space travel significantly compromises immune function through impaired T-cell activity, reduced NK cell function, and inflammatory cytokine dysregulation. Latent viruses frequently reactivate, and wound healing is delayed. These findings raise concerns about infection risk and vaccine effectiveness during long missions.
Study examining beyond low-earth orbit: characterizing immune and microrna differentials. Spaceflight induced significant immune system dysregulation. T-cell function was impaired with reduced proliferation capacity. Natural killer cell activity decreased substantially. Cytokine profiles shifted toward pro-inflammatory states. Latent viral reactivation occurred in 60% of crew members. Wound healing processes were delayed. Vaccine efficacy may be compromised in space environments.