He did not "claim" anything to be present. He says it may be or that it looks like. I think you have a problem understanding magnification and the actual size we're looking at. If this was a circuit of some kind it would not be something that you know about because believe it or not there's lots you don't know. The entire premise is far fetched but so was the radio before it was invented. Flat earth has nothing in common with this because it can be easily disproven. Your false understanding of the size of this sample and the size of syringe required is what's comical. In fact there has been some breakthroughs on self forming simple circuits that could be injected into the human body.