SEGMENT INFORMATION - Information regarding operations by segment (Details)	3 Months Ended
	Dec. 31, 2023 USD ($) segment	Dec. 31, 2022 USD ($)
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Number of reportable segments | segment	3
Total revenues	$ 891,164	$ 5,262,752
Gross profit	231,097	2,377,683
(Loss) income from segment operations	(3,789,066)	(1,218,978)
Product revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	307,317	516,396
Service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	247,147	232,061
Clinical laboratory service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	336,700	4,514,295
Therapeutic DNA Production
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	77,535	249,249
Gross profit	77,535	170,924
MDx Testing Services
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	336,700	4,514,295
Gross profit	(62,958)	1,933,219
MDx Testing Services | Clinical laboratory service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	342,740
DNA Tagging and Security Products
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	476,929	499,208
Gross profit	216,520	273,540
Operating segment
SEGMENT AND GEOGRAPHIC AREA INFORMATION
(Loss) income from segment operations	(2,539,861)	(217,084)
Operating segment | Product revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	307,317	516,396
Operating segment | Service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	247,147	232,061
Operating segment | Therapeutic DNA Production
SEGMENT AND GEOGRAPHIC AREA INFORMATION
(Loss) income from segment operations	(1,259,046)	(852,253)
Operating segment | Therapeutic DNA Production | Product revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues		127,506
Operating segment | Therapeutic DNA Production | Service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	77,535	121,743
Operating segment | MDx Testing Services
SEGMENT AND GEOGRAPHIC AREA INFORMATION
(Loss) income from segment operations	(496,512)	1,109,884
Operating segment | MDx Testing Services | Clinical laboratory service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	342,740	4,565,815
Operating segment | DNA Tagging and Security Products
SEGMENT AND GEOGRAPHIC AREA INFORMATION
(Loss) income from segment operations	(784,303)	(474,715)
Operating segment | DNA Tagging and Security Products | Product revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	307,317	388,890
Operating segment | DNA Tagging and Security Products | Service revenues
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	169,612	110,318
Less intersegment revenues | MDx Testing Services
SEGMENT AND GEOGRAPHIC AREA INFORMATION
Total revenues	$ (6,040)	$ (51,520)