Mouse mammary tumour virus-like env nucleotide and p14 signal peptide are present in feline mammary carcinomas, but not in neoplastic or dysplastic canine mammary lesions. - Civita P; Menicagli M; Scopelliti C; Lessi F; Millanta F; Borsacchi S; Parisi F; Freer G; Pistello M; Mazzanti CM; Poli A (PloS one, 2018)