SEGMENT AND GEOGRAPHIC AREA INFORMATION - Information regarding operations by segment (Details)	12 Months Ended
	Sep. 30, 2023 USD ($) segment	Sep. 30, 2022 USD ($)
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Number of reportable segments | segment	3
Total revenues	$ 13,367,443	$ 18,168,677
Gross profit	5,533,432	5,053,640
(Loss) income from segment operations	(10,953,290)	(13,969,763)
Product revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	1,218,185	1,882,804
Service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	996,866	759,138
Clinical laboratory service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	11,152,392	15,526,735
Therapeutic DNA Production
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Gross profit	748,940	439,355
MDx Testing Services
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	11,152,392	16,155,021
Gross profit	4,409,186	4,827,672
DNA Tagging and Security Products
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Gross profit	375,306	(213,387)
Operating segment
SEGMENT AND GEOGRAPHIC AREA INFORMATION
(Loss) income from segment operations	(6,137,013)	(9,615,379)
Operating segment | Product revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	1,218,185	1,882,804
Operating segment | Service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	996,866	759,138
Operating segment | Clinical laboratory service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	11,253,312	15,979,631
Operating segment | Therapeutic DNA Production
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	1,066,285	439,355
(Loss) income from segment operations	(3,792,871)	(4,497,699)
Operating segment | Therapeutic DNA Production | Product revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	560,000
Operating segment | Therapeutic DNA Production | Service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	506,285	439,355
Operating segment | MDx Testing Services
SEGMENT AND GEOGRAPHIC AREA INFORMATION
(Loss) income from segment operations	1,206,652	(464,894)
Operating segment | MDx Testing Services | Product revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues		628,286
Operating segment | MDx Testing Services | Clinical laboratory service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	11,253,312	15,979,631
Operating segment | DNA Tagging and Security Products
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	1,148,766	1,574,301
(Loss) income from segment operations	(3,550,794)	(4,652,786)
Operating segment | DNA Tagging and Security Products | Product revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	658,185	1,254,518
Operating segment | DNA Tagging and Security Products | Service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	490,581	319,783
Less intersegment revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	(100,920)	(452,896)
Less intersegment revenues | MDx Testing Services
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	$ (100,920)	$ (452,896)