"Chimeric embryos" refers to embryos that are created by combining cells or genes from different organisms, resulting in an organism that carries traits or characteristics from both. Full definition
In a study published online in Genome Research, researchers have discovered errors during the earliest stages of embryonic development can lead to entire sets of maternal and paternal chromosomes segregating into different cells, resulting in chimeric embryos. (sciencedaily.com)
The pluripotent properties of ES cells can be demonstrated by in vitro differentiation or by reintroduction of these cells back into chimeric embryos by blastocyst injection or morula aggregation. (journals.plos.org)
Japan took a step last week toward lifting a ban on experiments that could pave the way for the use of human - pig chimeric embryos in generating human organs for transplantation. (science.sciencemag.org)