Note 13 – Related Party Transactions

On July 26, 2017, Jordan G. Naydenov, a director with the Company, participated in the private placement of convertible promissory notes, as fully described in Note 4. Mr. Naydenov purchased a convertible promissory note, bearing interest of 7%, for $100,000 in aggregate principal and received a warrant covering 66,666 shares of common stock at an exercise price of $1.00. The terms and conditions of Mr. Naydenov’s investment were identical to those offered to all other investors in the offering and his investment was approved by the Audit Committee of the Board of Directors.

On July 28, 2017, Alpha Venture Capital Partners, LP (“AVCP”), participated in the private placement of convertible promissory notes, as fully described in Note 4. Carl C. Dockery, the principal of AVCP, is a director of the Company. AVCP purchased a convertible promissory note, bearing interest of 7%, for $50,000 in aggregate principal and received a warrant covering 33,333 shares of common stock at an exercise price of $1.00. The terms and conditions of the AVCP investment were identical to those offered to all other investors in the offering and his investment was approved by the Audit Committee of the Board of Directors.

On November 8, 2017, in connection with a private equity offering, a limited liability company in which Anthony D. Caracciolo, Executive Chairman of the Company, holds a partial ownership interest purchased $100,000 of common stock and warrants on terms identical to those applicable to the other investors in the private equity offering.

On January 31, 2018 each of Mr. Caracciolo, Mr. Naydenov and AVCP participated with other investors in the offering of common stock and warrants in satisfaction of the payment obligations relating to the convertible promissory notes, as fully described in Note 11 above.

The Audit Committee of the Board of Directors, comprised of independent directors, reviews and approves all related party transactions. The above terms and amounts are not necessarily indicative of the terms and amounts that would have been incurred had comparable transactions been entered into with independent parties.

On July 12, 2018, the Company announced certain leadership changes in connection with the strategic expansion and entry into certain cancer and immunologic indications. In connection with such leadership changes and effective July 11, 2018 Denis R. Burger, Ph.D. and A. Bruce Montgomery, M.D. resigned as members of the Company’s board of directors and Dr. Burger has also resigned as Chief Science Officer of the Company, which is not an executive officer position. In connection with the resignations of Dr. Burger and Dr. Montgomery, on July 10, 2018, the Company’s board of directors determined to accelerate all outstanding unvested stock options held by Dr. Burger and Dr. Montgomery, to vest immediately upon the effectiveness of their resignations and to retain the stock options’ exercise period through their respective expiration date. Stock options covering 500,000 shares held by Dr. Burger and stock options covering 100,000 shares held by Dr. Montgomery were subject to acceleration. The terms of the stock options remained otherwise unchanged.