Helpful guidelines

What do androgen receptors do?

What do androgen receptors do?

Androgen receptors allow the body to respond appropriately to these hormones. The receptors are present in many of the body’s tissues, where they attach (bind) to androgens. The resulting androgen-receptor complex then binds to DNA and regulates the activity of androgen-responsive genes.

What do progesterone receptors do?

The progesterone receptor (PR) is a member of the nuclear receptor superfamily, which specifically regulates the expression of target genes in response to the hormonal stimulus.

What is androgen receptor positive?

Listen to pronunciation. (AN-droh-jen reh-SEP-ter PAH-zih-tiv) Describes cells that have a protein that binds to androgens (male hormones). Cancer cells that are androgen receptor positive may need androgens to grow.

What does progesterone receptor positive mean?

Describes cells that have a protein that binds to the hormone progesterone. Cancer cells that are progesterone receptor positive may need progesterone to grow. These cells may stop growing or die when treated with substances that block the binding and actions of progesterone. Also called PR positive.

Can you be ER-positive and PR negative?

PR is an estrogen-regulated gene; ER-positive (ER+) tumors are usually also PR positive (PR+), whereas ER-negative (ER-) tumors are usually PR negative (PR-). Therefore, single HR+ (i.e., ER+/PR- or ER-/PR+) tumors represent a minority of breast cancers.

Why do people take nandrolone?

Nandrolone is a testosterone derivative, known as one of the most commonly used androgens and anabolic steroids (AAS) to improve athletes physical performance exhibiting strong anabolic effects and weak androgenic effects.

What food contains nandrolone?

Pig organ meat (offal) has the highest levels of nandrolone.

What does progestin and estrogen do?

Combinations of estrogen and progestin work by preventing ovulation (the release of eggs from the ovaries). They also change the lining of the uterus (womb) to prevent pregnancy from developing and change the mucus at the cervix (opening of the uterus) to prevent sperm (male reproductive cells) from entering.

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