U.S. flag

An official website of the United States government, Department of Justice.

DNA Analysis and CODIS Searching

Rost9/Have a nice day photo/shutterstock (see reuse policy).

The National Institute of Justice (NIJ), through the NamUs program at the UNT Health Science Center, provides funding and support to the UNT Center for Human Identification’s (UNTCHI’s) Missing Persons Unit to perform nuclear DNA testing, including Y-STR, and mitochondrial DNA analyses for missing and unidentified person cases from across the country.

UNTCHI is a recognized ISO accredited CODIS laboratory, and one of a small number of laboratories capable of developing and uploading mitochondrial DNA profiles to CODIS.

Keep reading below for a list of Frequently Asked Questions related to DNA submissions and analyses.

Submitting DNA samples to UNTCHI

Image of evidence bag and chain of custody documentation
Shutterstock (see reuse policy).

DNA samples related to a missing person or unidentified humans remains case can be submitted to UNTCHI at the mailing address listed below.
UNT Center for Human Identification
Attention: Evidence Custodian
CBH 6th Floor
3500 Camp Bowie Boulevard
Fort Worth, TX 76107


All samples should be submitted with appropriate UNTCHI submission paperwork, which can be downloaded below:


If you have questions or need further assistance with a DNA collection or submission, contact the UNTCHI Missing Persons Unit:

Evidence Custodian Phone Numbers:

Phone: 817-735-0606 | 1-800-763-3147 (toll free)

Fax: 817-735-0553 | 1-800-221-3515 (toll free)

Email Addresses:

Evidence Custodian Email: [email protected]

Missing Persons Email: MissingPerson[email protected]

CODIS Administrator Email: [email protected]

Family Reference Samples

Muestras de restos humanos no identificados