The Republic of Ireland international is out of contract at the end of the season and reports in the weekend tabloids suggested he is a target of Kevin Blackwell.
Adkins told the Scunthorpe Telegraph: "We have had no contact what so ever from Sheffield United and neither have they been in touch with Joe's agent. End of story
"Anyone can put anything in a newspaper or on a message board somewhere."
Frustratingly for United fans, similar comments were made regarding Andy Keogh and Billy Sharp before they departed Glanford Park.