This is a working overview of research chemical, written for readers who want more than a one-paragraph summary but less than a textbook.
This page was last updated on 2025-10-28 and is reviewed periodically as new material appears.
REV-ERB proteins help regulate daily cycles in gene expression, including genes tied to lipid and glucose metabolism. SR9009 binds these receptors and alters their activity in cell and animal experiments. Consequences observed in rodents include changes in skeletal muscle oxidative capacity, blood lipid levels, and exercise performance. The precise chain from receptor occupancy to whole-body effects is still an active area of study. Human responses cannot be assumed from rodent data.
Most published work on SR9009 consists of preclinical studies. It is widely sold as a research chemical, a category that does not imply safety, efficacy, or pharmaceutical-grade quality. Sports anti-doping organizations have listed SR9009 as a prohibited substance, and its presence in an athlete sample can lead to sanctions. Legal status differs by country; in several jurisdictions it is not approved for human consumption and may be treated as an unapproved new drug.
Because REV-ERB receptors are core clock components, SR9009 has been examined for effects on daily rhythms as well as metabolism. Research has explored whether the compound can shift or reinforce circadian gene expression in tissues such as liver and muscle. Some studies report improved metabolic markers in obese or diabetic mice, while others show context-dependent responses. Questions remain about which effects are direct, which are secondary to timing, and how they might differ across species.
SR9009 is a synthetic small molecule studied as an agonist of REV-ERB nuclear receptors. REV-ERB alpha and REV-ERB beta help regulate circadian rhythms and metabolic gene expression. In laboratory research, SR9009 has been used to probe how these receptors affect skeletal muscle, liver, and adipose tissue. The compound was identified in academic drug-discovery work and is often described in scientific literature by its chemical name and research code. It is not an approved medicine, and human clinical data remain limited or absent.
| Property | Value | Notes |
|---|---|---|
| Common name | SR9009 | Also referred to as Stenabolic in non-scientific contexts. |
| Chemical class | Synthetic small molecule | Not a steroid or peptide hormone. |
| Receptor target | REV-ERBα and REV-ERBβ | Nuclear receptor agonist in preclinical studies. |
| Development status | Investigational | No approved human therapeutic indication. |
| Regulatory attention | Prohibited in sport | Listed by anti-doping authorities. |
Regulatory treatment of SR9009 varies by country and context. It is not approved as a therapeutic drug by agencies such as the United States Food and Drug Administration or the European Medicines Agency. Sports authorities list it as a prohibited substance; the World Anti-Doping Agency classifies it among hormone and metabolic modulators. Legal status for personal possession or sale differs across jurisdictions, and some countries may restrict it under analog or research chemical laws. Buyers who seek verified material often rely on independent laboratory testing because online product labels may not match contents.
Laboratory samples of SR9009 are typically handled as research chemicals rather than pharmaceuticals. Suppliers usually state that the material is for research use only and not for human or veterinary administration. Storage recommendations generally call for a freezer at approximately −20 °C, protection from light, and a desiccated environment. The solid is often described as a white to off-white powder. Solubility is commonly reported in organic solvents such as dimethyl sulfoxide and ethanol, with low solubility in water.
Storage conditions for research-grade SR9009 generally involve a freezer at approximately minus twenty degrees Celsius, sometimes lower for long-term preservation. Containers should remain tightly closed and protected from light. Desiccants may be used to limit moisture uptake. Solutions are often stored in aliquots to avoid repeated warming and cooling. Stability data for the compound under various conditions are limited, so laboratories typically follow supplier recommendations and verify performance through periodic analytical checks rather than assuming indefinite stability.
Identity and purity testing for SR9009 commonly uses liquid chromatography coupled with tandem mass spectrometry. This method separates the compound from matrix components and detects it by mass-to-charge transitions, providing sensitive and specific confirmation. Nuclear magnetic resonance spectroscopy can support structural identification, while high-performance liquid chromatography with ultraviolet detection may estimate purity. Because online products labeled as SR9009 may contain other substances or no active compound at all, independent verification is important in research settings. Certificates of analysis are useful but not a substitute for in-house testing.
Laboratory samples of SR9009 are typically supplied as a white to off-white powder. The compound dissolves readily in organic solvents such as dimethyl sulfoxide and ethanol, while its solubility in water is low. Because of this solubility profile, researchers often prepare concentrated stock solutions in an organic solvent before diluting them into aqueous assay buffers. Light exposure, moisture, and repeated freeze-thaw cycles can degrade many small molecules, so handling procedures usually aim to minimize these factors. Purity is commonly checked before use.
In laboratory settings, SR9009 is commonly identified by its molecular structure and its interaction with REV-ERB receptors. Vendors may list it under synonyms such as Stenabolic or REV-ERB agonist, but those names do not define purity or identity. Analytical confirmation typically uses high-performance liquid chromatography with ultraviolet detection or liquid chromatography–mass spectrometry. A reference standard is needed to compare retention time and mass spectrum, because the compound can be confused with related research chemicals.
Handling practices for SR9009 focus on minimizing degradation and contamination. The solid is generally stored desiccated at or below -20 °C, protected from light and moisture. Stock solutions are often prepared in dimethyl sulfoxide or ethanol, then aliquoted to avoid repeated freeze–thaw cycles. Aqueous solubility is low, so formulations for animal studies may require cosolvents or suspending agents. Personnel should follow institutional chemical safety procedures, because toxicological data for humans are incomplete.
Analytical solution methods for non-adhesive contact problem can be classified into two types based on the geometry of the area of contact. A conforming contact is one in which the two bodies touch at multiple points before any deformation takes place (i.e., they just "fit together"). A non-conforming contact is one in which the shapes of the bodies are dissimilar enough that, under zero load, they only touch at a point (or possibly along a line). In the non-conforming case, the contact area is small compared to the sizes of the objects and the stresses are highly concentrated in this area. Such a contact is called concentrated, otherwise it is called diversified. A common approach in linear elasticity is to superpose a number of solutions each of which corresponds to a point load acting over the area of contact. For example, in the case of loading of a half-plane, the Flamant solution is often used as a starting point and then generalized to various shapes of the area of contact. The force and moment balances between the two bodies in contact act as additional constraints to the solution.
Canada's economic integration with the United States has increased significantly since the Second World War. The Canada – United States Free Trade Agreement (FTA) of 1988 eliminated tariffs between the two countries, while the North American Free Trade Agreement (NAFTA) expanded the free-trade zone to include Mexico in 1994 (later replaced by the Canada–United States–Mexico Agreement). As of 2023, Canada is a signatory to 15 free trade agreements with 51 different countries. Canada is one of the few developed nations that are net exporters of energy. Atlantic Canada possess vast offshore deposits of natural gas, and Alberta hosts the fourth-largest oil reserves in the world. The vast Athabasca oil sands and other oil reserves give Canada 13 percent of global oil reserves, constituting the world's third- or fourth-largest. Canada is additionally one of the world's largest suppliers of agricultural products; the Canadian Prairies region is one of the most important global producers of wheat, canola, and other grains. Canada's main exports are zinc, uranium, gold, nickel, platinoids, aluminum, steel, iron ore, coking coal, lead, copper, molybdenum, cobalt, and cadmium. Canada has a sizeable manufacturing sector centred in southern Ontario and Quebec, with automobiles and aeronautics representing particularly important industries. The country's fishing and tourism industries are also a key contributor to the economy.
Diclofenac, sold under the brand name Voltaren among others, is a nonsteroidal anti-inflammatory drug (NSAID) used to treat pain and inflammatory diseases such as gout. It can be taken orally (swallowed by mouth), inserted rectally as a suppository, injected intramuscularly, injected intravenously, applied to the skin topically, or through eye drops. Improvements in pain last up to eight hours. It is also available as the fixed-dose combination diclofenac/misoprostol (Arthrotec) to help protect the stomach; however, proton pump inhibitors such as omeprazole are typically first-line since they are at least as effective as misoprostol, but with better tolerability. Common side effects include abdominal pain, gastrointestinal bleeding, nausea, dizziness, headache, and swelling. Serious side effects may include heart disease, stroke, kidney problems, and stomach ulceration. Use is not recommended in the third trimester of pregnancy. It is likely safe during breastfeeding. Diclofenac is believed to work by decreasing the production of prostaglandins, like other drugs in this class. In 2023, it was the 73rd most commonly prescribed medication in the United States, with more than 9 million prescriptions. It is available as its acid or in two salts, as either diclofenac sodium or potassium.
Mepsy (formerly Policy Analysis Modeling System (PAMS)) Based on the Policy Analysis Modeling System created by CLASP and the Lawrence Berkeley National Laboratory (LBNL), Mepsy is as an easy-to-use software tool to help local policymakers assess the benefit of standards and labeling programs, and to identify the most attractive targets for appliances and efficiency levels. CLASP Policy Resource Center (CPRC) (formerly Global S&L Database) The CLASP Policy Resource Center is an online resource that allows policy makers and S&L practitioners to compare appliance, lighting, and equipment efficiency policies and regulations across countries and by product; to explore specific information about those policies; and to view and understand the legislative framework and history of S&L by country and economic region. VeraSol (formerly Lighting Global Quality Assurance) VeraSol evolved from Lighting Global Quality Assurance, a quality assurance initiative for off-grid solar products supported by the World Bank. Products in the database display technical information that can be compared across appliance categories and have been undergone testing in certified laboratories.
=== Solvent interface trapping method (SITM) === As reported by a group led by D. H. Adamson, graphene can be produced from natural graphite while preserving the integrity of the sheets using the solvent interface trapping method (SITM). SITM uses a high-energy interface, such as oil and water, to exfoliate graphite to graphene. Stacked graphite delaminates, or spreads, at the oil/water interface to produce few-layer graphene in a thermodynamically favorable process in much the same way as small molecule surfactants spread to minimize the interfacial energy. In this way, graphene behaves like a 2D surfactant. SITM has been reported for a variety of applications such conductive polymer-graphene foams, conductive polymer-graphene microspheres, conductive thin films and conductive inks.
Sources: en.wikipedia.org
== Weapons == Nuclear proliferation, the spread of nuclear weapons, material, and technology Chemical weapon proliferation, the spread of chemical weapons, material, and technology Missile proliferation, the spread of long range heavy payload missiles Small arms proliferation, the spread of small weapons
== Legacy == Since his retirement in 2003, Austin has been widely regarded and cited as one of the greatest and most influential professional wrestlers of all time. Sports Illustrated ranked him third on their top 101 greatest wrestlers of all-time list. In 2020, SPORTbible ranked Austin as the greatest wrestler of all time, and the following year in 2021 Bleacher Report also named him the greatest WWE wrestler of all time. He has been described as the most influential wrestler in Raw history, and the poster boy for the Attitude Era. Several former world champions have named Austin as part of their "Mount Rushmore" of wrestling, including The Rock, The Undertaker, Hulk Hogan, Ric Flair, and John Cena, and a 2012 poll conducted by WWE saw Austin picked second on a fan voted version of the concept. When Vince McMahon inducted Austin into the WWE Hall of Fame in 2009, he referred to Austin as "the greatest WWE superstar of all time". Austin was the biggest box office draw in WWE since Hulk Hogan. His contributions in saving the WWF and winning the Monday Night Wars against WCW helped future superstars like John Cena, who would go onto establish WWE as a global brand. He headlined WrestleMania X-Seven, the first WrestleMania to achieve over 1 million buys. The event was universally acclaimed and is often regarded as the greatest pay-per-view in professional wrestling history. It is also noted as the pinnacle of the Attitude Era, occurring just a week after the WWF bought out their competition, WCW. During his early years as a wrestler, Austin was a technical wrestler.
So much so that it was considered an aphrodisiac and given to the Inca soldiers during campaigns to make them forget about their spouses. Other roots that could be found in the Inca cuisine were the maka (Lepidium meyenii) and the yacón (Polymnia sonchifolia). Maka was capable of surviving in the coldest and highest areas of the Andes, thus giving it high value. Yacón was documented to be similar to a turnip in texture but was very sweet and kept well, making them popular on sea voyages. The insipid, starchy root ullucu, and arracacha, something like a cross between carrot and celery, were, like potatoes, used in stews and soup. Achira, a species of Canna, was a sweet, starchy root that was baked in earth ovens. Since it had to be transported up to the power center of Cuzco, it is considered to have been food eaten as part of a tradition. Although the roots and tubers provided the staples of the Inca, they were still considered lower in rank than maize (Zea mays). It has been found that the Inca-conquered lands were often transitioned from potato fields to maize fields, more than likely due to maize being the main ingredient of chicha. Several species of seaweed, such as Porphyra, Durvillaea antarctica, and Ulva lactuca were part of the Inca diet and could be eaten fresh or dried. Some freshwater algae and blue algae of the genus Nostoc were eaten raw or processed for storage. In post-colonial times it has been used to make a dessert by boiling it in sugar.
=== Bribing providers for prescriptions === In August 2025, Texas sued Lilly for allegedly "bribing" providers to prescribe Mounjaro and Zepbound. Lilly allegedly offered illegal incentives to medical providers in Texas, including "free nurses" and reimbursement support services, while the costs of the drugs were covered by Medicaid.
The sensors send messages via sensory nerves to the medulla oblongata of the brain indicating whether the blood pressure has fallen or risen, and by how much. The medulla oblongata then distributes messages along motor or efferent nerves belonging to the autonomic nervous system to a wide variety of effector organs, whose activity is consequently changed to reverse the error in the blood pressure. One of the effector organs is the heart whose rate is stimulated to rise (tachycardia) when the arterial blood pressure falls, or to slow down (bradycardia) when the pressure rises above the set point. Thus the heart rate (for which there is no sensor in the body) is not homeostatically controlled but is one of the effector responses to errors in arterial blood pressure. Another example is the rate of sweating. This is one of the effectors in the homeostatic control of body temperature, and therefore highly variable in rough proportion to the heat load that threatens to destabilize the body's core temperature, for which there is a sensor in the hypothalamus of the brain.
Sources: en.wikipedia.org
It is a synthetic compound studied as an agonist of REV-ERB nuclear receptors. It is not an approved medicine and has mainly been examined in laboratory and animal research.
No. It is a small molecule that binds nuclear receptors involved in circadian regulation. Its classification differs from anabolic steroids or peptide hormones.
Published human clinical trial data are lacking. Most safety and activity information comes from preclinical models, so effects in people remain uncertain.
SR9009 is a synthetic research compound that acts on REV-ERB nuclear receptors. It is not approved for human use and is sold only as a research chemical. Its effects have been studied mainly in cells and rodents.