Joint Filing Agreement
Exhibit 1
In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint
filing on behalf of each of them a Statement on Schedule 13D (including amendments thereto) with regard to the common stock of Synthetic Biologics, Inc. and further agree that this Joint Filing Agreement be included as an exhibit to such joint
filings. In evidence thereof, the undersigned, being duly authorized, hereby execute this agreement as of the 3rd day of April, 2019.
/s/ Xxxxxx X. Xxxx
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Xxxxxx X. Xxxx
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THIRD SECURITY, LLC
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By:
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/s/ Xxxxxx X. Xxxx
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Xxxxxx X. Xxxx
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Manager
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NRM VII HOLDINGS I, LLC
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By:
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/s/ Xxxxxx X. Xxxx
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Xxxxxx X. Xxxx
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Manager
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INTREXON CORPORATION
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By:
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/s/ Xxxxxx X. Xxxx
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Xxxxxx X. Xxxx
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Chief Executive Officer
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