Mosaic ImmunoEngineering is a nanotechnology-based immunotherapy company developing therapeutics and vaccines to positively impact the lives of patients and their families.

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Message: No one is in a hurry to buy it, even at $.055 a share! Not until they see some

If I was a new investor doing my DD I wouldn't touch PTSC with a ten foot pole. Years ago it looked like it had a great future and a chance for investors to make a huge profit. Now it looks to be the complete opposite. Just my opinion.

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