Hi Emma if you need any help in Indiana United States let me know my grandfather was adopted and I was able to get his adoption unsealed I am clueless about DNA here is a link to the adoption records Leora Murphy. I am new to WikiTree so I do not know if I have this page set up right still learning.
Oops forgot the link:
https://www.wikitree.com/wiki/Space:Indiana_Adoption_Resources