Adrenal gland

Anal canal, transitional mucosa – Strong mesothelin positivity in superficial mucinous cells of the transitional epithelium (and upper layer of non-keratinizing squamous epithelium) of the anal canel.

Aorta, media

Appendix, mucosa

Breast

Bronchus, mucosa

Cerebellum (molecular layer, Purkinje cell layer, granule cell layer, white matter)

Cerebellum (white matter)

Cerebrum, grey matter

Cerebrum, white matter

Colon descendens, muscular wall

Duodenum, Brunner gland

Duodenum, mucosa

Endocervix – A focal mesothelin staining of variable intensity can be seen in scattered cells and groups of cells in the endocervical mucosa.

Endometrium, proliferation – A focal mesothelin staining of endometrium glands can be seen at variable intensity in the uterus.

Endometrium, proliferation

Epididymis

Esophagus, squamous epithelium

Fallopian tube, mucosa – Moderate intensity mesothelin immunostaining of the apical border and ciliae of epithelial cells of the fallopian tube.

Fat

Heart

Kidney, cortex

Kidney, medulla

Liver

Lung

Ovary, corpus luteum

Ovary, stroma

Pancreas

Parathyroid

Parotid gland

Pituitary gland, anterior lobe

Pregnant uterus (decidua)

Placenta, early

Placenta, mature

Pacenta (amnion and chorion) – Strong mesothelin immunostaining of amnion cells.

Placenta (amnion and chorion)

Prostate

Rectum, mucosa

Seminal vesicle

Skin

Spleen

Stomach, antrum

Stomach, corpus

Striated muscle

Sublingual gland

Testis

Thymus

Thyroid gland

Tonsil, surface epithelium

Tonsil – A strong mesothelin staining of a fraction of squamous epithelial cells is seen in tonsil crypts.

Urinary bladder, muscular wall

Urinary bladder, urothelium

Uterus, myometrium