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SEGMENT INFORMATION - Information regarding operations by segment (Details)
 3 Months Ended 9 Months Ended
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Jun. 30, 2025
USD ($)
segment
Jun. 26, 2025
segment
Jun. 30, 2024
USD ($)
SEGMENT INFORMATION          
Number of reportable segments | segment     2 3  
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues $ 304,393 $ 472,789 $ 1,937,506   $ 1,625,863
Gross profit 5,130 242,601 1,006,887   772,829
Segment Reporting Information, Additional Information [Abstract]          
Selling, general and administrative 2,930,627 2,635,863 8,423,602   8,440,919
Research and development 768,563 913,031 2,632,931   2,762,040
Total operating expenses 3,699,190 3,548,894 11,056,533   11,202,959
(Loss) income from segment operations (a) (3,694,060) (3,306,293) (10,049,646)   (10,430,130)
Product revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues 195,262 246,644 1,239,747   947,086
Service revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues 109,131 226,145 697,759   678,777
Therapeutic DNA Production          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Gross profit 41,528 194,341 428,187   462,464
MDx Testing Services          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Gross profit   (12,260)     (56,703)
DNA Tagging and Security Products          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Gross profit (36,398) 60,520 578,700   366,219
Operating segment          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues 304,393 797,519 1,937,506   2,618,313
Segment Reporting Information, Additional Information [Abstract]          
Selling, general and administrative 1,194,353 1,623,857 4,086,903   4,901,312
Research and development 662,144 865,581 2,284,719   2,618,827
Total operating expenses 1,856,497 2,489,438 6,371,622   7,520,139
(Loss) income from segment operations (a) (1,851,367) (2,244,206) (5,364,735)   (6,748,159)
Operating segment | Product revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues 195,262 246,644 1,239,747   947,086
Operating segment | Service revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues 109,131 226,145 697,759   678,777
Operating segment | Clinical laboratory service revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues   325,930     1,004,250
Operating segment | Therapeutic DNA Production          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues 213,069 278,759 827,719   679,645
Segment Reporting Information, Additional Information [Abstract]          
Selling, general and administrative 1,074,583 852,919 2,931,352   2,371,501
Research and development 705,053 660,515 2,146,426   1,834,551
Total operating expenses 1,779,636 1,513,434 5,077,778   4,206,052
(Loss) income from segment operations (a) (1,738,108) (1,319,093) (4,649,591)   (3,743,588)
Operating segment | Therapeutic DNA Production | Product revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues 160,999 218,858 668,407   477,010
Operating segment | Therapeutic DNA Production | Service revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues 52,070 59,901 159,312   202,635
Operating segment | MDx Testing Services          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues   324,730     992,450
Segment Reporting Information, Additional Information [Abstract]          
Selling, general and administrative   165,983     771,499
Research and development   52,917     198,061
Total operating expenses   218,900     969,560
(Loss) income from segment operations (a)   (231,160)     (1,026,263)
Operating segment | MDx Testing Services | Clinical laboratory service revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues   325,930     1,004,250
Operating segment | DNA Tagging and Security Products          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues 91,324 194,030 1,109,787   946,218
Segment Reporting Information, Additional Information [Abstract]          
Selling, general and administrative 119,770 604,955 1,155,551   1,758,312
Research and development (42,909) 152,149 138,293   586,215
Total operating expenses 76,861 757,104 1,293,844   2,344,527
(Loss) income from segment operations (a) (113,259) (693,953) (715,144)   (1,978,308)
Operating segment | DNA Tagging and Security Products | Product revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues 34,263 27,786 571,340   470,076
Operating segment | DNA Tagging and Security Products | Service revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues $ 57,061 166,244 $ 538,447   476,142
Less intersegment revenues          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues   (1,200)     (11,800)
Less intersegment revenues | MDx Testing Services          
Segment Reporting Information, Revenue for Reportable Segment [Abstract]          
Total revenues   $ (1,200)     $ (11,800)