Chimeras: Organisms possessing cells with distinct genetic compositions.
Natural Examples of Chimeras
In Nature: Animals and humans can exhibit natural chimerism due to various biological phenomena.
Human-Animal Chimeras in Scientific Research
Objective: To generate human-compatible organs for transplants using hybrids like human-pig chimeras.
Methodology: Utilization of cutting-edge techniques such as induced pluripotent stem cells (iPSCs).
Chimerism in Humans: Natural Occurrences
How It Occurs: Human natural chimerism can result from genetic variations in cells, zygote fusion, or the merging of twin pregnancies into a single entity.
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