The B-type cytochrome in endoplasmic reticulum of mammary gland epithelium and milk fat globule membranes consists of two components cytochrome b5 and cytochrome P-420.
D000818:Animals; D001940:Breast / Q000032:analysis / Q000648:ultrastructure*; D002417:Cattle; D003577:Cytochrome P-450 Enzyme System / Q000032:analysis; D003580:Cytochromes / Q000032:analysis*; D004721:Endoplasmic Reticulum / Q000032:analysis*; D005260:Female; D006801:Humans; D007774:Lactation; D008321:Mammary Glands, Animal / Q000032:analysis / Q000648:ultrastructure*; D008566:Membranes / Q000032:analysis; D008892:Milk / Q000032:analysis*; D008895:Milk, Human / Q000032:analysis*; D011247:Pregnancy; D051381:Rats
D003580:Cytochromes; D003577:Cytochrome P-450 Enzyme System