SEGMENT INFORMATION - Information regarding operations by segment (Details)	3 Months Ended
	Dec. 31, 2022 USD ($) segment	Dec. 31, 2021 USD ($)
SEGMENT INFORMATION
Number of reportable segments | segment	3
Total revenues	$ 5,262,752	$ 4,165,706
Gross profit	2,377,683	1,109,138
(Loss) income from segment operations	(1,218,978)	(4,706,577)
Product revenues
SEGMENT INFORMATION
Total revenues	516,396	826,311
Service revenues
SEGMENT INFORMATION
Total revenues	232,061	139,273
Clinical laboratory service revenues
SEGMENT INFORMATION
Total revenues	4,514,295	3,200,122
Therapeutic DNA Production
SEGMENT INFORMATION
Total revenues	249,249	89,438
Gross profit	170,924	89,438
Therapeutic DNA Production | Product revenues
SEGMENT INFORMATION
Total revenues	127,506
Therapeutic DNA Production | Service revenues
SEGMENT INFORMATION
Total revenues	121,743	89,438
MDx Testing Services
SEGMENT INFORMATION
Total revenues	4,514,295	3,542,943
Gross profit	1,933,219	820,690
MDx Testing Services | Product revenues
SEGMENT INFORMATION
Total revenues		342,821
DNA Tagging and Security Products
SEGMENT INFORMATION
Total revenues	499,208	533,325
Gross profit	273,540	199,010
DNA Tagging and Security Products | Product revenues
SEGMENT INFORMATION
Total revenues	388,890	483,490
DNA Tagging and Security Products | Service revenues
SEGMENT INFORMATION
Total revenues	110,318	49,835
Operating segment
SEGMENT INFORMATION
(Loss) income from segment operations	(217,084)	(2,156,165)
Operating segment | Clinical laboratory service revenues
SEGMENT INFORMATION
Total revenues	4,565,815	3,349,658
Operating segment | Therapeutic DNA Production
SEGMENT INFORMATION
(Loss) income from segment operations	(852,253)	(924,778)
Operating segment | MDx Testing Services
SEGMENT INFORMATION
(Loss) income from segment operations	1,109,884	(334,988)
Operating segment | MDx Testing Services | Clinical laboratory service revenues
SEGMENT INFORMATION
Total revenues	4,565,815	3,349,658
Operating segment | DNA Tagging and Security Products
SEGMENT INFORMATION
(Loss) income from segment operations	(474,715)	(896,399)
Intersegment Elimination
SEGMENT INFORMATION
Total revenues	(51,520)	(149,536)
Intersegment Elimination | MDx Testing Services
SEGMENT INFORMATION
Total revenues	$ (51,520)	$ (149,536)