...and things have only gotten worse. Just imagine what 10 years of scientific socialism could have done with this information. 
Time for some Intersex Fun Facts with Lyudmila! 
The mother in the article described as having cells from two individuals has an intersex condition called 46, XX/46, XY or tetragametic chimerism. The arrangement of the differentiated cells in her body will follow a mosaic pattern, identifiable on the skin level along Blaschko's lines.
Some chimeric individuals may even have a visible striped pattern of two different skin tones, but it's typically only visible under blacklight. Here's an example of a mosaic skin condition which shows one of these patterns in a visually apparent difference of skin tone along Blaschko's lines. The individual photographed may or may not be chimeric, they have a skin condition unrelated to chimerism:
