Table 4. Detection of CNPY2 in selected normal mouse tissues. Detection was graded: −, not detectable; +/−, barely detectable; +, weak detection; ++, moderate detection; +++, strong detection.

Tissues and organs	Cell types	Detection
Male reproductive system	Spermatogonias	++
	Spermatocytes	+
	Sertoli cells	+
	Leydig cells	+
	Tunica albuginea	−
Female reproductive system	Oocytes	++
(non-pregnant)	Follicular epithelium	+++
	Oviduct epithelium	++
	Uterine endometrial stroma	+
	Uterine endometrial epithelium	+++
	Uterine glandular epithelium	+++
	Preputial (clitoral) gland	+++
	Vaginal epithelium (non-cornified)	+
	Vaginal epithelium (cornified)	+/−
Respiratory system	Trachea airway epithelium	+++
	Trachea hyaline cartilage chondrocytes	+++
	Trachea seromucinous glands	+++
	Bronchial epithelium	+++
	Alveolar epithelium	++
	Endothelium	+/−
Muscular tissues	Cardiomyocytes	+
	Skeletal muscle	++
	Smooth muscle	++
Immune system	Thymus	+
	Lymph node	+/−
	Spleen red pulp	−
	Spleen white pulp	+
	Bone marrow	+/−
Skin	Epidermis epithelium (non-cornified)	++
	Epidermis epithelium (cornified)	+/−
	Sebaceous gland epithelium	+++
	Dermis fibroblasts	−
	Subcutaneous adipocytes	−
	Areolar connective tissue macrophage	++
	Subcutaneous skeletal muscle	++
	Mammary gland epithelium (non-pregnant)	+