AGREEMENT

EXHIBIT 99.1

AGREEMENT

In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that this Statement on Schedule 13D relating to the Common Stock, $0.00000002 par value, of MEI Pharma, Inc. is being filed with the Securities and Exchange Commission on behalf of each of them.

November 13, 2012

	XXXXX BROS. ADVISORS, LLC
	By:	/s/ Xxxxx X. Xxxxxxx
		Name: Xxxxx X. Xxxxxxx Title: President

/s/ Xxxxxx X. Xxxxx

Xxxxxx X. Xxxxx

/s/ Xxxxx X. Xxxxx

Xxxxx X. Xxxxx