Arrayit (ARYC) 8-K Changes in Registrant's Certifying Accountant

Exhibit 16.1

August 17, 2010

Securities and Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

RE: ARRAYIT CORPORATION

We have read the statements that ARRAYIT CORPORATION included under Item 4.01 of the Form 8-K report it filed regarding the recent change of auditors. We agree with such statements made regarding our firm.

We have no basis to agree or disagree with other statements made under Item 4.01.

Yours truly,

/s/ Berman Hopkins Wright & LaHam, CPAs and Associates, LLP