Article
Sibling chimerism among microglia in marmosets.
eLife - 14 Aug 2026
Del Rosario Ricardo C H, Krienen Fenna M, Zhang Qiangge, Goldman Melissa, Mello Curtis, Lutservitz Alyssa, Ichihara Kiku, Wysoker Alec, Nemesh James, Feng Guoping, McCarroll Steven A
Abstract excerpt
Chimerism happens rarely among most mammals, but is common in marmosets and tamarins, a result of fraternal twin or triplet birth patterns in which in utero connected circulatory systems (through which stem cells transit) lead to persistent blood chimerism (12-80%) throughout life. The presence of Y-chromosome DNA sequences in organs of female marmosets has long suggested that chimerism might also affect these...
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