title: Merkel cell carcinoma with cytokeratin 20-negative and thyroid transcription factor-1-positive immunostaining admixed with squamous cell carcinoma.
authors.forename: Shinichi
authors.initials: S
authors.lastname: Koba
authors.forename: Takuya
authors.initials: T
authors.lastname: Inoue
authors.forename: Takeshi
authors.initials: T
authors.lastname: Okawa
authors.forename: Akiko
authors.initials: A
authors.lastname: Tara
authors.forename: Naomi
authors.initials: N
authors.lastname: Yada
authors.forename: Noriyuki
authors.initials: N
authors.lastname: Misago
authors.forename: Yutaka
authors.initials: Y
authors.lastname: Narisawa
mesh_terms: D000369:Aged, 80 and over; D015266:Carcinoma, Merkel Cell / Q000175:diagnosis / Q000378:metabolism*; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis / Q000378:metabolism*; D003593:Cytoplasm / Q000378:metabolism; D005260:Female; D015972:Gene Expression Regulation, Neoplastic; D006801:Humans; D007150:Immunohistochemistry / Q000379:methods; D053554:Keratin-20 / Q000096:biosynthesis*; D008495:Medical Oncology / Q000379:methods; D009687:Nuclear Proteins / Q000096:biosynthesis*; D012878:Skin Neoplasms / Q000175:diagnosis / Q000378:metabolism*; D000074482:Thyroid Nuclear Factor 1; D014157:Transcription Factors / Q000096:biosynthesis*
chemical_list: D053554:Keratin-20; C000614412:NKX2-1 protein, human; D009687:Nuclear Proteins; D000074482:Thyroid Nuclear Factor 1; D014157:Transcription Factors