Page last updated: 2024-12-11

androstane

Description Research Excerpts Clinical Trials Roles Classes Pathways Study Profile Bioassays Related Drugs Related Conditions Protein Interactions Research Growth Market Indicators

Description

androstane: RN given refers to cpd without isomeric designation [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]

Cross-References

ID Source	ID
PubMed CID	6857536
CHEBI ID	35509
MeSH ID	M0104973

Synonyms (10)

Synonym
1h-cyclopenta[a]phenanthrene, hexadecahydro-10,13-dimethyl-, [8s-(8.alpha.,9.beta.,10.alpha.,13.alpha.,14.beta.)]-
androstane
CHEBI:35509
24887-75-0
androstane (van)
(8s-(8alpha,9beta,10alpha,13alpha,14beta))-hexadecahydro-10,13-dimethyl-1h-cyclopenta(a)phenanthrene
1h-cyclopenta(a)phenanthrene, hexadecahydro-10,13-dimethyl-, (8s-(8alpha,9beta,10alpha,13alpha,14beta))-
QZLYKIGBANMMBK-FZFXZXLVSA-N
DTXSID40179587
Q2846975

Research Excerpts

Dosage Studied

Excerpt	Relevance	Reference
" Our preliminary study has suggested that musk ingestion did not lead to AAFs of doping control with the single dosage of 100 mg."	( Steroid profile and IRMS analysis of musk administration for doping control. He, Y; Liu, X; Wang, J; Yang, W; Yang, Z, 2017)	0.46

[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Drug Classes (1)

Class	Description
steroid fundamental parent
[compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Research

Studies (85)

Timeframe	Studies, This Drug (%)	All Drugs %
pre-1990	37 (43.53)	18.7374
1990's	5 (5.88)	18.2507
2000's	19 (22.35)	29.6817
2010's	22 (25.88)	24.3611
2020's	2 (2.35)	2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Market Indicators

Research Demand Index: 39.39

According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be strong demand-to-supply ratio for research on this compound.

Metric	This Compound (vs All)
Research Demand Index	39.39 (24.57)
Research Supply Index	4.51 (2.92)
Research Growth Index	4.77 (4.65)
Search Engine Demand Index	57.12 (26.88)
Search Engine Supply Index	2.03 (0.95)

This Compound (39.39)

All Compounds (24.57)

Study Types

Publication Type	This drug (%)	All Drugs (%)
Trials	0 (0.00%)	5.53%
Reviews	1 (1.11%)	6.00%
Case Studies	0 (0.00%)	4.05%
Observational	0 (0.00%)	0.25%
Other	89 (98.89%)	84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Substance	Relationship Strength	Studies	Classes	Roles
acetone methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H).	2.03	1	ketone body; methyl ketone; propanones; volatile organic compound	EC 3.5.1.4 (amidase) inhibitor; human metabolite; polar aprotic solvent
lactic acid Lactic Acid: A normal intermediate in the fermentation (oxidation, metabolism) of sugar. The concentrated form is used internally to prevent gastrointestinal fermentation. (From Stedman, 26th ed). 2-hydroxypropanoic acid : A 2-hydroxy monocarboxylic acid that is propanoic acid in which one of the alpha-hydrogens is replaced by a hydroxy group.	2.17	1	2-hydroxy monocarboxylic acid	algal metabolite; Daphnia magna metabolite
methanol Methanol: A colorless, flammable liquid used in the manufacture of FORMALDEHYDE and ACETIC ACID, in chemical synthesis, antifreeze, and as a solvent. Ingestion of methanol is toxic and may cause blindness.. primary alcohol : A primary alcohol is a compound in which a hydroxy group, -OH, is attached to a saturated carbon atom which has either three hydrogen atoms attached to it or only one other carbon atom and two hydrogen atoms attached to it.. methanol : The primary alcohol that is the simplest aliphatic alcohol, comprising a methyl and an alcohol group.	2.17	1	alkyl alcohol; one-carbon compound; primary alcohol; volatile organic compound	amphiprotic solvent; Escherichia coli metabolite; fuel; human metabolite; mouse metabolite; Mycoplasma genitalium metabolite
hydroxide ion [no description available]	2.05	1	oxygen hydride	mouse metabolite
methadone Methadone: A synthetic opioid that is used as the hydrochloride. It is an opioid analgesic that is primarily a mu-opioid agonist. It has actions and uses similar to those of MORPHINE. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1082-3). methadone : A racemate comprising equimolar amounts of dextromethadone and levomethadone. It is a opioid analgesic which is used as a painkiller and as a substitute for heroin in the treatment of heroin addiction.. 6-(dimethylamino)-4,4-diphenylheptan-3-one : A ketone that is heptan-3-one substituted by a dimethylamino group at position 6 and two phenyl groups at position 4.	2.13	1	benzenes; diarylmethane; ketone; tertiary amino compound
methoxychlor Methoxychlor: An insecticide. Methoxychlor has estrogenic effects in mammals, among other effects.	7	1	organochlorine insecticide
phenobarbital Phenobarbital: A barbituric acid derivative that acts as a nonselective central nervous system depressant. It potentiates GAMMA-AMINOBUTYRIC ACID action on GABA-A RECEPTORS, and modulates chloride currents through receptor channels. It also inhibits glutamate induced depolarizations.. phenobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and phenyl groups.	2.48	2	barbiturates	anticonvulsant; drug allergen; excitatory amino acid antagonist; sedative
corticosterone [no description available]	1.93	1	11beta-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; C21-steroid; glucocorticoid; primary alpha-hydroxy ketone	human metabolite; mouse metabolite
estrone Hydroxyestrones: Estrone derivatives substituted with one or more hydroxyl groups in any position. They are important metabolites of estrone and other estrogens.	2.05	1	17-oxo steroid; 3-hydroxy steroid; phenolic steroid; phenols	antineoplastic agent; bone density conservation agent; estrogen; human metabolite; mouse metabolite
androsterone [no description available]	2.34	2	17-oxo steroid; 3alpha-hydroxy steroid; androstanoid; C19-steroid	androgen; anticonvulsant; human blood serum metabolite; human metabolite; human urinary metabolite; mouse metabolite; pheromone
etiocholanolone Etiocholanolone: The 5-beta-reduced isomer of ANDROSTERONE. Etiocholanolone is a major metabolite of TESTOSTERONE and ANDROSTENEDIONE in many mammalian species including humans. It is excreted in the URINE.. 3alpha-hydroxy-5beta-androstan-17-one : An androstanoid that is 5beta-androstane substituted by an alpha-hydroxy group at position 3 and an oxo group at position 17. It is a metabolite of testosterone in mammals.	7.87	4	17-oxo steroid; 3alpha-hydroxy steroid; androstanoid	human metabolite; mouse metabolite
dehydroepiandrosterone Dehydroepiandrosterone: A major C19 steroid produced by the ADRENAL CORTEX. It is also produced in small quantities in the TESTIS and the OVARY. Dehydroepiandrosterone (DHEA) can be converted to TESTOSTERONE; ANDROSTENEDIONE; ESTRADIOL; and ESTRONE. Most of DHEA is sulfated (DEHYDROEPIANDROSTERONE SULFATE) before secretion.. dehydroepiandrosterone : An androstanoid that is androst-5-ene substituted by a beta-hydroxy group at position 3 and an oxo group at position 17. It is a naturally occurring steroid hormone produced by the adrenal glands.	2.02	1	17-oxo steroid; 3beta-hydroxy-Delta(5)-steroid; androstanoid	androgen; human metabolite; mouse metabolite
17-desoxyestradiol estra-1,3,5(10)-trien-3-ol : A 3-hydroxy steroid resulting from deoxygenation at position 17 of estradiol or estrone.	1.93	1	3-hydroxy steroid; phenolic steroid; phenols	estrogen
methyltestosterone Methyltestosterone: A synthetic hormone used for androgen replacement therapy and as an hormonal antineoplastic agent (ANTINEOPLASTIC AGENTS, HORMONAL).. methyltestosterone : A 17beta-hydroxy steroid that is testosterone bearing a methyl group at the 17alpha position.	1.93	1	17beta-hydroxy steroid; 3-oxo-Delta(4) steroid; enone	anabolic agent; androgen; antineoplastic agent
androstenedione Androstenedione: A delta-4 C19 steroid that is produced not only in the TESTIS, but also in the OVARY and the ADRENAL CORTEX. Depending on the tissue type, androstenedione can serve as a precursor to TESTOSTERONE as well as ESTRONE and ESTRADIOL.. androst-4-ene-3,17-dione : A 3-oxo Delta(4)-steroid that is androst-4-ene substituted by oxo groups at positions 3 and 17. It is a steroid hormone synthesized in the adrenal glands and gonads.	2.37	2	17-oxo steroid; 3-oxo-Delta(4) steroid; androstanoid	androgen; Daphnia magna metabolite; human metabolite; mouse metabolite
chloroform Chloroform: A commonly used laboratory solvent. It was previously used as an anesthetic, but was banned from use in the U.S. due to its suspected carcinogenicity.. chloroform : A one-carbon compound that is methane in which three of the hydrogens are replaced by chlorines.	2.03	1	chloromethanes; one-carbon compound	carcinogenic agent; central nervous system drug; inhalation anaesthetic; non-polar solvent; refrigerant
methandrostenolone Methandrostenolone: A synthetic steroid with anabolic properties that are more pronounced than its androgenic effects. It has little progestational activity. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1188)	1.93	1	organic molecular entity
pregnenolone [no description available]	2.02	1	20-oxo steroid; 3beta-hydroxy-Delta(5)-steroid; C21-steroid	human metabolite; mouse metabolite
epitestosterone Epitestosterone: The 17-alpha isomer of TESTOSTERONE, derived from PREGNENOLONE via the delta5-steroid pathway, and via 5-androstene-3-beta,17-alpha-diol. Epitestosterone acts as an antiandrogen in various target tissues. The ratio between testosterone/epitestosterone is used to monitor anabolic drug abuse.. epitestosterone : An androstanoid that is the C-17 epimer of testosterone.	1.94	1	17alpha-hydroxy steroid; 3-oxo-Delta(4) steroid; androstanoid	androgen antagonist; human metabolite
androstenediol Androstenediol: An intermediate in TESTOSTERONE biosynthesis, found in the TESTIS or the ADRENAL GLANDS. Androstenediol, derived from DEHYDROEPIANDROSTERONE by the reduction of the 17-keto group (17-HYDROXYSTEROID DEHYDROGENASES), is converted to TESTOSTERONE by the oxidation of the 3-beta hydroxyl group to a 3-keto group (3-HYDROXYSTEROID DEHYDROGENASES).. androst-5-ene-3beta,17beta-diol : A 3beta-hydroxy-Delta(5)-steroid that is 3beta-hydroxyandrost-5-ene carrying an additional hydroxy group at position 17beta.	2.02	1	17beta-hydroxy steroid; 3beta-hydroxy-Delta(5)-steroid	androgen; human metabolite; mouse metabolite; radiation protective agent
dihydrotestosterone Dihydrotestosterone: A potent androgenic metabolite of TESTOSTERONE. It is produced by the action of the enzyme 3-OXO-5-ALPHA-STEROID 4-DEHYDROGENASE.. 17beta-hydroxyandrostan-3-one : A 17beta-hydroxy steroid that is testosterone in which the 4-5 double bond has been reduced to a single bond with unspecified configuration at position 5.. 17beta-hydroxy-5alpha-androstan-3-one : A 17beta-hydroxy steroid that is testosterone in which the 4,5 double bond has been reduced to a single bond with alpha-configuration at position 5.	2.39	2	17beta-hydroxy steroid; 17beta-hydroxyandrostan-3-one; 3-oxo-5alpha-steroid	androgen; Daphnia magna metabolite; human metabolite; mouse metabolite
1,4-androstadiene-3,17-dione 1,4-androstadiene-3,17-dione: structure. androsta-1,4-diene-3,17-dione : A steroid that consists of androstane having double bonds at positions 1 and 4 and two keto groups at positions 3 and 17.	1.97	1	17-oxo steroid; 3-oxo-Delta(1) steroid; 3-oxo-Delta(4) steroid
durapatite Durapatite: The mineral component of bones and teeth; it has been used therapeutically as a prosthetic aid and in the prevention and treatment of osteoporosis.. hydroxylapatite : A phosphate mineral with the formula Ca5(PO4)3(OH).	2.17	1
palladium Palladium: A chemical element having an atomic weight of 106.4, atomic number of 46, and the symbol Pd. It is a white, ductile metal resembling platinum, and following it in abundance and importance of applications. It is used in dentistry in the form of gold, silver, and copper alloys.. palladium : Chemical element (nickel group element atom) with atomic number 46.	7.08	1	metal allergen; nickel group element atom; platinum group metal atom
deuterium Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus.	2.02	1	dihydrogen
ozone Ozone: The unstable triatomic form of oxygen, O3. It is a powerful oxidant that is produced for various chemical and industrial uses. Its production is also catalyzed in the ATMOSPHERE by ULTRAVIOLET RAY irradiation of oxygen or other ozone precursors such as VOLATILE ORGANIC COMPOUNDS and NITROGEN OXIDES. About 90% of the ozone in the atmosphere exists in the stratosphere (STRATOSPHERIC OZONE).. ozone : An elemental molecule with formula O3. An explosive, pale blue gas (b.p. -112degreeC) that has a characteristic, pungent odour, it is continuously produced in the upper atmosphere by the action of solar ultraviolet radiation on atmospheric oxygen. It is an antimicrobial agent used in the production of bottled water, as well as in the treatment of meat, poultry and other foodstuffs.	2.02	1	elemental molecule; gas molecular entity; reactive oxygen species; triatomic oxygen	antiseptic drug; disinfectant; electrophilic reagent; greenhouse gas; mutagen; oxidising agent; tracer
pregnanolone Pregnanolone: A pregnane found in the urine of pregnant women and sows. It has anesthetic, hypnotic, and sedative properties.. 3alpha-hydroxy-5beta-pregnan-20-one : The 3alpha-stereoisomer of 3-hydroxy-5beta-pregnan-20-one.	2.02	1	3-hydroxy-5beta-pregnan-20-one; 3alpha-hydroxy steroid	human metabolite; intravenous anaesthetic; sedative
androstane-3,17-diol Androstane-3,17-diol: The unspecified form of the steroid, normally a major metabolite of TESTOSTERONE with androgenic activity. It has been implicated as a regulator of gonadotropin secretion.	2.93	4	17-hydroxy steroid; 3-hydroxy steroid; androstanoid
glutamic acid Glutamic Acid: A non-essential amino acid naturally occurring in the L-form. Glutamic acid is the most common excitatory neurotransmitter in the CENTRAL NERVOUS SYSTEM.. glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2.	2.21	1	glutamic acid; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid	Escherichia coli metabolite; ferroptosis inducer; micronutrient; mouse metabolite; neurotransmitter; nutraceutical
azides Azides: Organic or inorganic compounds that contain the -N3 group.. azide : Any nitrogen molecular entity containing the group -N3.	2.05	1	pseudohalide anion	mitochondrial respiratory-chain inhibitor
finasteride Finasteride: An orally active 3-OXO-5-ALPHA-STEROID 4-DEHYDROGENASE inhibitor. It is used as a surgical alternative for treatment of benign PROSTATIC HYPERPLASIA.. finasteride : An aza-steroid that is a synthetic drug for the treatment of benign prostatic hyperplasia.	2.06	1	3-oxo steroid; aza-steroid; delta-lactam	androgen antagonist; antihyperplasia drug; EC 1.3.1.22 [3-oxo-5alpha-steroid 4-dehydrogenase (NADP(+))] inhibitor
triazoles Triazoles: Heterocyclic compounds containing a five-membered ring with two carbon atoms and three nitrogen atoms with the molecular formula C2H3N3.. triazoles : An azole in which the five-membered heterocyclic aromatic skeleton contains three N atoms and two C atoms.	2.1	1	1,2,3-triazole
androstan-3-ol [no description available]	2.4	2	3-hydroxy steroid	androgen
diosgenin [no description available]	2.06	1	3beta-sterol; hexacyclic triterpenoid; sapogenin; spiroketal	antineoplastic agent; antiviral agent; apoptosis inducer; metabolite
androst-16-en-3-ol [no description available]	1.99	1	3alpha-sterol	pheromone
pregnenolone sulfate pregnenolone sulfate: RN given refers to (3 beta)-isomer	2.02	1	steroid sulfate	EC 2.7.1.33 (pantothenate kinase) inhibitor; human metabolite
androstane-3,17-dione, (5alpha)-isomer androstane-3,17-dione: RN given refers to cpd without isomeric designation. androstane-3,17-dione : An androstanoid that is androstane substituted by oxo groups at positions 3 and 17.. 5alpha-androstane-3,17-dione : The 5alpha-stereoisomer of androstane-3,17-dione.	1.94	1	3-oxo-5alpha-steroid; androstane-3,17-dione	mouse metabolite
ergosterol [no description available]	2.02	1	3beta-hydroxy-Delta(5)-steroid; 3beta-sterol; ergostanoid; phytosterols	fungal metabolite; Saccharomyces cerevisiae metabolite
tretinoin Tretinoin: An important regulator of GENE EXPRESSION during growth and development, and in NEOPLASMS. Tretinoin, also known as retinoic acid and derived from maternal VITAMIN A, is essential for normal GROWTH; and EMBRYONIC DEVELOPMENT. An excess of tretinoin can be teratogenic. It is used in the treatment of PSORIASIS; ACNE VULGARIS; and several other SKIN DISEASES. It has also been approved for use in promyelocytic leukemia (LEUKEMIA, PROMYELOCYTIC, ACUTE).. retinoic acid : A retinoid consisting of 3,7-dimethylnona-2,4,6,8-tetraenoic acid substituted at position 9 by a 2,6,6-trimethylcyclohex-1-en-1-yl group (geometry of the four exocyclic double bonds is not specified).. all-trans-retinoic acid : A retinoic acid in which all four exocyclic double bonds have E- (trans-) geometry.	2.05	1	retinoic acid; vitamin A	anti-inflammatory agent; antineoplastic agent; antioxidant; AP-1 antagonist; human metabolite; keratolytic drug; retinoic acid receptor agonist; retinoid X receptor agonist; signalling molecule
cerivastatin cerivastatin: cerivastatin is the ((E)-(+))-isomer; structure given in first source. cerivastatin : (3R,5S)-3,5-dihydroxyhept-6-enoic acid in which the (7E)-hydrogen is substituted by a 4-(4-fluorophenyl)-2,6-diisopropyl-5-(methoxymethyl)pyridin-3-yl group. Formerly used (as its sodium salt) to lower cholesterol and prevent cardiovascular disease, it was withdrawn from the market worldwide in 2001 following reports of a severe form of muscle toxicity.	2.02	1	dihydroxy monocarboxylic acid; pyridines; statin (synthetic)
glycosides [no description available]	7	1
17-ketosteroids 17-Ketosteroids: Steroids that contain a ketone group at position 17.. 17-oxo steroid : Any oxo steroid carrying the oxo group at position 17.	2.85	4
calcitriol dihydroxy-vitamin D3: as a major in vitro metabolite of 1alpha,25-dihydroxyvitamin D3, produced in primary cultures of neonatal human keratinocytes	7.02	1	D3 vitamins; hydroxycalciol; triol	antineoplastic agent; antipsoriatic; bone density conservation agent; calcium channel agonist; calcium channel modulator; hormone; human metabolite; immunomodulator; metabolite; mouse metabolite; nutraceutical
morphine Meconium: The thick green-to-black mucilaginous material found in the intestines of a full-term fetus. It consists of secretions of the INTESTINAL GLANDS; BILE PIGMENTS; FATTY ACIDS; AMNIOTIC FLUID; and intrauterine debris. It constitutes the first stools passed by a newborn.	6.93	1	morphinane alkaloid; organic heteropentacyclic compound; tertiary amino compound	anaesthetic; drug allergen; environmental contaminant; geroprotector; mu-opioid receptor agonist; opioid analgesic; plant metabolite; vasodilator agent; xenobiotic
musk musk: pure essence from secretion of preputial follicles of Moschus moschiferus L.	2.15	1	macrolide
ecdysterone Ecdysterone: A steroid hormone that regulates the processes of MOLTING or ecdysis in insects. Ecdysterone is the 20-hydroxylated ECDYSONE.. 20-hydroxyecdysone : An ecdysteroid that is ecdysone substituted by a hydroxy group at position 20.	2.21	1	14alpha-hydroxy steroid; 20-hydroxy steroid; 22-hydroxy steroid; 25-hydroxy steroid; 2beta-hydroxy steroid; 3beta-sterol; ecdysteroid; phytoecdysteroid	animal metabolite; plant metabolite
heroin Heroin: A narcotic analgesic that may be habit-forming. It is a controlled substance (opium derivative) listed in the U.S. Code of Federal Regulations, Title 21 Parts 329.1, 1308.11 (1987). Sale is forbidden in the United States by Federal statute. (Merck Index, 11th ed). heroin : A morphinane alkaloid that is morphine bearing two acetyl substituents on the O-3 and O-6 positions. As with other opioids, heroin is used as both an analgesic and a recreational drug. Frequent and regular administration is associated with tolerance and physical dependence, which may develop into addiction. Its use includes treatment for acute pain, such as in severe physical trauma, myocardial infarction, post-surgical pain, and chronic pain, including end-stage cancer and other terminal illnesses.	2.13	1	morphinane alkaloid	mu-opioid receptor agonist; opioid analgesic; prodrug
pregnanediol [no description available]	1.93	1
cyclosporine metabolite m17 cyclosporin A metabolite M17 : A cyclosporin A derivative that is cyclosporin A in which residue 1 [(2S,3R,4R,6E)-3-hydroxy-4-methyl-2-(methylamino)oct-6-enoic acid] has undergone allylic oxidation to give the corresponding primary allylic alcohol. It specifically inhibits growth of renal cells in culture.	2.34	2	cyclosporin A derivative; primary allylic alcohol	drug metabolite
androstan-17-one [no description available]	6.94	1
phosphatidylcholines Phosphatidylcholines: Derivatives of PHOSPHATIDIC ACIDS in which the phosphoric acid is bound in ester linkage to a CHOLINE moiety.	2.4	2	1,2-diacyl-sn-glycero-3-phosphocholine
chitosan [no description available]	7.17	1
ascorbic acid Ascorbic Acid: A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant.. L-ascorbic acid : The L-enantiomer of ascorbic acid and conjugate acid of L-ascorbate.. L-ascorbate : The L-enantiomer of ascorbate and conjugate base of L-ascorbic acid, arising from selective deprotonation of the 3-hydroxy group. Required for a range of essential metabolic reactions in all animals and plants.. vitamin C : Any member of a group of vitamers that belong to the chemical structural class called butenolides that exhibit biological activity against vitamin C deficiency in animals. The vitamers include L-ascorbic acid and its salt, ionized and oxidized forms.	2.01	1	ascorbic acid; vitamin C	coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening agent
transforming growth factor beta Transforming Growth Factor beta: A factor synthesized in a wide variety of tissues. It acts synergistically with TGF-alpha in inducing phenotypic transformation and can also act as a negative autocrine growth factor. TGF-beta has a potential role in embryonal development, cellular differentiation, hormone secretion, and immune function. TGF-beta is found mostly as homodimer forms of separate gene products TGF-beta1, TGF-beta2 or TGF-beta3. Heterodimers composed of TGF-beta1 and 2 (TGF-beta1.2) or of TGF-beta2 and 3 (TGF-beta2.3) have been isolated. The TGF-beta proteins are synthesized as precursor proteins.	2.13	1
pyrethrins [no description available]	2.15	1

Condition	Relationship Strength	Studies
Cancer of Liver [description not available]	3.05	4
Liver Neoplasms Tumors or cancer of the LIVER.	3.05	4
Cell Transformation, Neoplastic Cell changes manifested by escape from control mechanisms, increased growth potential, alterations in the cell surface, karyotypic abnormalities, morphological and biochemical deviations from the norm, and other attributes conferring the ability to invade, metastasize, and kill.	2.15	1
Hepatocellular Carcinoma [description not available]	2.49	2
Carcinoma, Hepatocellular A primary malignant neoplasm of epithelial liver cells. It ranges from a well-differentiated tumor with EPITHELIAL CELLS indistinguishable from normal HEPATOCYTES to a poorly differentiated neoplasm. The cells may be uniform or markedly pleomorphic, or form GIANT CELLS. Several classification schemes have been suggested.	2.49	2
Cancer of Lung [description not available]	2.17	1
Lung Neoplasms Tumors or cancer of the LUNG.	2.17	1
Cancer of Prostate [description not available]	2.48	2
Prostatic Neoplasms Tumors or cancer of the PROSTATE.	2.48	2
Breast Cancer [description not available]	2.65	3
Breast Neoplasms Tumors or cancer of the human BREAST.	2.65	3
Heroin Abuse [description not available]	2.13	1
Heroin Dependence Strong dependence or addiction, both physiological and emotional, upon HEROIN.	2.13	1
Adenoma, Prostatic [description not available]	2.05	1
Prostatic Hyperplasia Increase in constituent cells in the PROSTATE, leading to enlargement of the organ (hypertrophy) and adverse impact on the lower urinary tract function. This can be caused by increased rate of cell proliferation, reduced rate of cell death, or both.	2.05	1
HIV Coinfection [description not available]	2.97	1
HIV Infections Includes the spectrum of human immunodeficiency virus infections that range from asymptomatic seropositivity, thru AIDS-related complex (ARC), to acquired immunodeficiency syndrome (AIDS).	2.97	1
Disease A definite pathologic process with a characteristic set of signs and symptoms. It may affect the whole body or any of its parts, and its etiology, pathology, and prognosis may be known or unknown.	1.92	1
Benign Neoplasms [description not available]	1.92	1
Hyperplasia An increase in the number of cells in a tissue or organ without tumor formation. It differs from HYPERTROPHY, which is an increase in bulk without an increase in the number of cells.	6.92	1
Neoplasms New abnormal growth of tissue. Malignant neoplasms show a greater degree of anaplasia and have the properties of invasion and metastasis, compared to benign neoplasms.	1.92	1
Pregnancy The status during which female mammals carry their developing young (EMBRYOS or FETUSES) in utero before birth, beginning from FERTILIZATION to BIRTH.	1.93	1
Auricular Fibrillation [description not available]	1.93	1
Atrial Fibrillation Abnormal cardiac rhythm that is characterized by rapid, uncoordinated firing of electrical impulses in the upper chambers of the heart (HEART ATRIA). In such case, blood cannot be effectively pumped into the lower chambers of the heart (HEART VENTRICLES). It is caused by abnormal impulse generation.	1.93	1
Fibroadenoma An adenoma containing fibrous tissue. It should be differentiated from ADENOFIBROMA which is a tumor composed of connective tissue (fibroma) containing glandular (adeno-) structures. (From Dorland, 27th ed)	6.93	1
Blood Diseases [description not available]	1.93	1
Hematologic Diseases Disorders of the blood and blood forming tissues.	1.93	1
Lipid Metabolism Disorders Pathological conditions resulting from abnormal anabolism or catabolism of lipids in the body.	1.93	1
Leucocythaemia [description not available]	1.94	1
Thalassemias [description not available]	1.94	1
Leukemia A progressive, malignant disease of the blood-forming organs, characterized by distorted proliferation and development of leukocytes and their precursors in the blood and bone marrow. Leukemias were originally termed acute or chronic based on life expectancy but now are classified according to cellular maturity. Acute leukemias consist of predominately immature cells; chronic leukemias are composed of more mature cells. (From The Merck Manual, 2006)	1.94	1
Thalassemia A group of hereditary hemolytic anemias in which there is decreased synthesis of one or more hemoglobin polypeptide chains. There are several genetic types with clinical pictures ranging from barely detectable hematologic abnormality to severe and fatal anemia.	1.94	1
Endometrioma An enlarged area of ENDOMETRIOSIS that resembles a tumor. It is usually found in the OVARY. When it is filled with old blood, it is known as a chocolate cyst.	1.99	1
Endometriosis A condition in which functional endometrial tissue is present outside the UTERUS. It is often confined to the PELVIS involving the OVARY, the ligaments, cul-de-sac, and the uterovesical peritoneum.	1.99	1
Menopause The last menstrual period. Permanent cessation of menses (MENSTRUATION) is usually defined after 6 to 12 months of AMENORRHEA in a woman over 45 years of age. In the United States, menopause generally occurs in women between 48 and 55 years of age.	1.99	1
Chronic Illness [description not available]	1.97	1
Anemia, Hypoplastic [description not available]	1.97	1
Acute Disease Disease having a short and relatively severe course.	1.97	1
Anemia, Aplastic A form of anemia in which the bone marrow fails to produce adequate numbers of peripheral blood elements.	1.97	1
Chronic Disease Diseases which have one or more of the following characteristics: they are permanent, leave residual disability, are caused by nonreversible pathological alteration, require special training of the patient for rehabilitation, or may be expected to require a long period of supervision, observation, or care (Dictionary of Health Services Management, 2d ed). For epidemiological studies chronic disease often includes HEART DISEASES; STROKE; CANCER; and diabetes (DIABETES MELLITUS, TYPE 2).	1.97	1

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