... in mouse mam-mary tumours induced by ErbB2 or Ras, and trans-genic mice that overexpress this PTP in theirmammary epithelium developed mammary hyperplasia and often solitary mammary tumours ... LeeJY & Yoo NJ (2007) Mutational analysis of PTPRTphosphatase domains in common human cancers.Apmis 115, 47–51.66 Stallings RL, Nair P, Maris JM, Catchpoole D,McDermott M, O’Meara A & ... Schepens JT, Robinson GW, AttemaJ, Oerlemans FT, Fransen JA, Streuli M, Wieringa B,Hennighausen L & Hendriks WJ (1997) Impairedmammary gland development and function in micelacking LAR receptor-like...