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Any of a subset of biological molecules known as lipids that share a specific, fused four-ring structure comprising three rings of six carbon atoms...
Steroid hormones (in 'Adrenal gland' article)
In broad terms, most steroids secreted by adrenal steroidogenic cells are glucocorticoids, mineralocorticoids, or sex hormone precursors. However, the
Sterols and steroids (in 'Liver' article)
Cholesterol is also synthesized by the liver, although small amounts are ingested. High levels of cholesterol are believed to be associated with ather
Steroid synthesis (in 'Ovary' article)
Several endocrine organs (ovary, testis, adrenal gland, and placenta) have the ability to produce various steroid hormones. The main biosynthetic pat
Ovarian steroid action (in 'Ovary' article)
Organs such as the uterus and mammary glands are dependent upon ovarian estrogens and progesterone for their functional status. These tissues contain



= Encyclopedia Article; = Research Update
Structures of some important steroids.
From Encyclopedia article 'Steroid'