As filed with the Securities and Exchange Commission on May 14, 2024 Registration No. 333-278890 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Applied DNA Sciences, Inc. (Exact name of registrant as specified in its charter) (I.R.S. Employer Identification Number) 50 Health Sciences Drive Stony Brook, New York 11790 631-240-8800 (Address, including zip code, and telephone number, including area code ...

As filed with the Securities and Exchange Commission on April 23, 2024 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 (primary standard industrial classification code number) (I.R.S. Employer Identification Number) 50 Health Sciences Drive Stony Brook, New York 11790 631-240-8800 (Address, including zip code, and telephone number, including area code, of registrant's principal executive offices) J ...