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Research And Regulatory Status — Quick Reference

By Editorial Desk · published 2025-07-04 · last reviewed 2025-07-19 · Blog

lyophilized powder raises a handful of sensible questions. This page answers them in order, starting with the fundamentals and moving to applications.

This page was last updated on 2025-07-19 and is reviewed periodically as new material appears.

Research and Regulatory Status

Regulatory treatment of AOD-9604 has varied. In sports anti-doping, the peptide became widely discussed during a 2013 investigation into an Australian professional sports club. Authorities at the time debated whether it fell under prohibitions on growth hormone and related substances. Later clarifications and updated lists have addressed the compound in different ways. Anyone seeking current status should consult the latest applicable rules, and commercial supply for human use is not authorized in major markets.

Research interest in AOD-9604 often focuses on whether it can influence lipid metabolism without the growth-promoting or glucose-related effects of full-length hGH. This question remains unresolved, and findings depend on model, dose, and measurement method. Some reviews treat the peptide as a historical obesity candidate rather than an active therapeutic. Others cite it in discussions of peptide fragments, metabolic signaling, and performance-enhancing substances. Clear conclusions are limited by the small number of rigorous, independent human studies.

AOD-9604 has been investigated primarily as a potential treatment for obesity and related metabolic conditions. Early laboratory work examined its effects on fat cells, and later studies moved into animal models and human clinical trials. Some trials reportedly reached Phase II, but the program did not lead to an approved medicine. Published summaries often note that weight-loss results were modest or inconsistent. The full trial data are not all publicly available in detail.

Identity And Research Background

AOD-9604 is prohibited in sport by the World Anti-Doping Agency under the peptide hormone class. Its presence in a sample can be detected through mass spectrometry-based methods, although the exact assay depends on the laboratory. In research settings, material is often supplied as a lyophilized powder for reconstitution. Buyers and researchers should note that products labeled AOD-9604 may vary in purity and actual peptide content. Analytical certificates and independent testing are common ways to verify identity, but no global harmonized standard exists for all commercial lots.

AOD-9604 is a synthetic peptide whose sequence is modeled on the C-terminal region of human growth hormone. Published descriptions commonly place it as a modified fragment corresponding to hGH amino acids 176–191, with a tyrosine residue added or retained at the N-terminus to support detection and handling. It is not intact growth hormone and lacks the full receptor-binding architecture of the parent protein. The molecule was developed as a research candidate for metabolic studies rather than as a replacement for growth hormone therapy. Its identity is defined by its amino acid sequence rather than by any single commercial preparation.

Aod-9604 at a glance

PropertyValueNotes
Primary research areaObesity and metabolic regulationStudied in cell, animal, and human models
Highest reported trial phasePhase IIPublic summaries describe mixed results
Common route in trialsSubcutaneous injectionTypical for peptide therapeutics
Regulatory example2013 Australian anti-doping reviewClassification was debated at the time
Approval statusNot approved as a human medicineStatus can change by jurisdiction

Regulation and Detection Context

Detection of AOD-9604 in biological samples relies on analytical techniques capable of distinguishing a small synthetic peptide from related endogenous sequences. Liquid chromatography coupled with tandem mass spectrometry is commonly used for confirmatory analysis. Sample preparation may involve immunoaffinity enrichment or solid-phase extraction to concentrate the peptide. Because the molecule is small and may be present at low concentrations, assay sensitivity and specificity are ongoing analytical challenges. Laboratories also validate methods against reference materials when available.

Regulatory interest in AOD-9604 increased after high-profile anti-doping cases involving peptide products. In some cases, the substance was supplied under alternative names or in compounded preparations, complicating traceability. Sports tribunals and anti-doping panels have discussed whether the peptide was explicitly banned at the time of use, leading to clarifications by the World Anti-Doping Agency. For consumers and researchers, the legal status can vary by jurisdiction, and products marketed as research chemicals may lack independent quality verification.

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Regulatory and Analytical Context

In laboratory settings, AOD-9604 is commonly supplied as a lyophilized powder and stored cold to limit degradation. Reconstituted solutions are typically kept refrigerated or frozen, depending on the buffer and concentration, and protected from repeated freeze-thaw cycles. Stability can be influenced by pH, temperature, and the presence of proteases. Purity is usually assessed by high-performance liquid chromatography and mass spectrometry. These practices support reproducibility, but they do not imply safety or efficacy for any human use.

Regulatory status: AOD-9604 is not approved as a therapeutic drug in the United States, European Union, or other major markets. It is listed by the World Anti-Doping Agency as a prohibited substance in sport, specifically under growth hormone fragments. Many jurisdictions restrict its sale for human consumption. Products marketed online may not meet pharmaceutical quality standards. The legal status varies by country and often depends on whether the material is presented as a research chemical, supplement, or drug.

Handling, Analysis, and Quality Control

Identity and purity are usually assessed with reversed-phase high-performance liquid chromatography and mass spectrometry. Reversed-phase HPLC separates the peptide from related impurities and can estimate purity by ultraviolet absorbance, while mass spectrometry confirms the molecular mass and detects modifications. Peptide mapping, amino acid analysis, and disulfide mapping may be used when the sequence or disulfide arrangement must be verified. Because AOD9604 contains cysteine residues, oxidation and disulfide isomers are possible quality concerns in synthetic batches.

Quality varies among research-grade suppliers, so certificates of analysis and independent testing are important for verification. A typical certificate reports purity by HPLC, identity by mass spectrometry, appearance, and sometimes residual solvents or water content. AOD9604 is often sold as a research chemical not intended for human consumption, and labels can be inaccurate. Common misconceptions include treating the peptide as a form of growth hormone, assuming supplement status, or expecting approved-drug quality from unregulated products.

Background And Research Context

AOD-9604 is a synthetic peptide modeled on the C-terminal region of human growth hormone. It is often described as hGH fragment 176-191. Research interest arose because it was designed to isolate possible effects on fat metabolism from other actions of growth hormone. It is not a full growth hormone molecule. Its development history includes early laboratory and animal studies followed by human trials. The peptide has been examined in laboratory, animal, and limited human studies.

The compound has been studied as a potential treatment for obesity and related metabolic conditions. Published trials have examined changes in body weight, fat mass, and safety markers over limited durations. Results have been mixed or modest, and no large-scale outcome trials are established. Regulatory agencies in several countries have not approved it as a therapeutic drug. Some commercial products have been marketed outside regulated pharmaceutical channels, which raises questions about quality and claims.

Further detail

All over the land of Rus', i.e., among the Cossacks, we have noticed a remarkable feature which made us marvel; all of them, with the exception of only a few among them, even the majority of their wives and daughters, can read and know the order of the church-services as well as the church melodies. Besides that, their priests take care and educate the orphans, not allowing them to wander in the streets ignorant and unattended.

The meridians (经络, jīng-luò) are believed to be channels running from the zàng-fǔ in the interior (里, lǐ) of the body to the limbs and joints ("the surface" [表, biaǒ]), transporting qi and xuĕ. TCM identifies 12 "regular" and 8 "extraordinary" meridians; the Chinese terms being 十二经脉 (shí-èr jīngmài, lit. "the Twelve Vessels") and 奇经八脉 (qí jīng bā mài) respectively. There's also a number of less customary channels branching from the "regular" meridians.

==== Root parsley ==== Another type of parsley is grown as a root vegetable, the Hamburg root parsley (P. crispum Radicosum Group, syn. P. crispum var. tuberosum). This type of parsley produces much thicker roots than types cultivated for their leaves. Although seldom used in Britain and the United States, root parsley is common in central and eastern European cuisine, where it is used in soups and stews, or simply eaten raw, as a snack (similar to carrots). Although root parsley looks similar to the parsnip, which is among its closest relatives in the family Apiaceae, its taste is quite different.

Afterwards, he reinforced this vision by implementing measures such as requiring ministers to declare their assets, limiting land applications to one piece per leader, discouraging conflicts of interest with public-listed companies, and advising against ostentation and visits to nightclubs. Mahathir further emphasized this vision by launching the "Leadership-by-Example" campaign in 1983 at Stadium Tun Razak, Kuala Lumpur, encouraging leaders and civil servants to uphold integrity, professionalism, and ethical behaviour in order to inspire public trust and ensure that national objectives were achieved through exemplary conduct. In 1983, Mahathir undertook one of the first challenges he had with Malaysia's royalty. The position of Yang di-Pertuan Agong, the Malaysian head of state, was due to rotate into either the elderly Idris Shah II of Perak or the controversial Iskandar of Johor, who had only a few years earlier been convicted of manslaughter. Mahathir had grave reservations about the two Sultans, who were both activist rulers of their own states. Mahathir tried to pre-emptively limit the power that the new Agong could wield over his government. He introduced to parliament amendments to the Constitution to deem the Agong to assent to any bill that had not been assented within 15 days of passage by Parliament. The proposal removed the power to declare a state of emergency from the Agong and placed it with the prime minister.

== Uses == Fritillaria extracts are used in traditional Chinese medicine under the name chuan bei mu, and in Latin, bulbus fritillariae cirrhosae. The bulbs of Fritillaria roylei have been used as antipyretics and expectorants. Lilium bulbs, particularly Lanzhou lily (Lilium davidii) are used as food in China and other parts of Asia. Calochortus bulbs were eaten by Native Americans and as a famine food by Mormon settlers. During World War II, starvation conditions in the Netherlands (Hongerwinter, hunger winter 1944) led to Tulipa bulbs being used as food. Other members of the family used for food include Clintonia (leaves), Medeola (roots), Erythronium (corms), and Fritillaria (bulbs).

Sources: en.wikipedia.org

Background from the literature

== Awards == Phillips has been honored by Paul Newman and by John F. Kennedy Jr. as one of America's most generous business leaders when EAS was honored in 1999 with a Newman's Own/George Award. The United States Junior Chamber of Commerce honored Phillips in January 2000 as one of the Ten Outstanding Young Americans. Phillips was also chosen to help carry the Olympic torch on its relay across the United States for the 2002 Winter Olympics in Salt Lake City. Bill Phillips has donated over $5 million to the Make-A-Wish Foundation. Over the past 20 years Bill Phillips has granted over 600 wishes to kids facing life-threatening medical conditions through the Make-A-Wish Foundation. All the proceeds that would have gone to Phillips from the sale of his book Body-for-LIFE were donated to the Make-A-Wish Foundation. Phillips was awarded with The Ernst & Young Entrepreneur of the Year Award in 1997. On June 24, 2014, Bill Phillips was inducted into the Fitness Hall of Fame along with Jack LaLanne, Arnold Schwarzenegger, and Jillian Michaels.

March 31, 2004: The Ministry Delegate for Parity and Professional Equality gains its autonomy. May 26, 2004: Law concerning divorce; the protection of the spouse victim of violence is taken into account. July 1, 2004: Decree concerning the conditions for performing voluntary terminations of pregnancy outside healthcare establishments and amending the Public Health Code (second part: Regulatory part). August 6, 2004: Law concerning bioethics. November 24, 2004: Plan to combat violence against women. November 24, 2004: Ordinance concerning the legislative part of the Code on the Entry and Residence of Foreigners and the Right of Asylum. March 23, 2006: Law concerning equal pay between women and men. April 5, 2006: Law on strengthening the prevention and repression of violence within couples or against minors. December 30, 2004: Law establishing the French Equal Opportunities and Anti-Discrimination Commission (HALDE). March 17, 2005: Decree concerning the family reunification of foreigners for the application of Book IV of the Code on the Entry and Residence of Foreigners and the Right of Asylum. April 2, 2005: Orientation and Program Law for the Future of the School, which emphasizes that it must "promote coeducation and equality between men and women." June 2, 2005: Creation of the Ministry Delegate for Social Cohesion and Parity. July 4, 2005: Ordinance reforming filiation. August 2, 2005: Law in favor of small and medium-sized enterprises; it notably includes provisions concerning the status of the collaborating spouse.

== Training and testing == Researchers have attempted to build world models and reinforcement learning environments to train or evaluate AI agents. For example, video games such as Minecraft and No Man's Sky as well as replicas of company websites, have also been used for training such agents.

Animals and plants have evolved to synthesise a vast array of poisonous products including secondary metabolites, peptides and proteins that can act as inhibitors. Natural toxins are usually small organic molecules and are so diverse that there are probably natural inhibitors for most metabolic processes. The metabolic processes targeted by natural poisons encompass more than enzymes in metabolic pathways and can also include the inhibition of receptor, channel and structural protein functions in a cell. For example, paclitaxel (taxol), an organic molecule found in the Pacific yew tree, binds tightly to tubulin dimers and inhibits their assembly into microtubules in the cytoskeleton. Many natural poisons act as neurotoxins that can cause paralysis leading to death and function for defence against predators or in hunting and capturing prey. Some of these natural inhibitors, despite their toxic attributes, are valuable for therapeutic uses at lower doses. An example of a neurotoxin are the glycoalkaloids, from the plant species in the family Solanaceae (includes potato, tomato and eggplant), that are acetylcholinesterase inhibitors. Inhibition of this enzyme causes an uncontrolled increase in the acetylcholine neurotransmitter, muscular paralysis and then death. Neurotoxicity can also result from the inhibition of receptors; for example, atropine from deadly nightshade (Atropa belladonna) that functions as a competitive antagonist of the muscarinic acetylcholine receptors.

Sources: en.wikipedia.org

Reference notes

After a memorable 90th birthday, at which she was surrounded by her now vast family, Zita's habitually-robust health began to fail. She developed inoperable cataracts in both eyes. Her last major family gathering took place at Zizers, in 1987, when her children and grandchildren joined in celebrating her 95th birthday. While visiting her daughter, in summer 1988, she developed pneumonia and spent most of the autumn and winter bedridden. Finally, she called Otto in early March 1989 and told him she was dying. He and the rest of the family travelled to her bedside and took turns keeping her company until she died in the early hours of 14 March 1989. She was 96 years old, and was the last surviving child of Robert, Duke of Parma from both his marriages. Her funeral was held in Vienna on 1 April. The government allowed it to take place on Austrian soil if the cost was borne by the Habsburgs themselves. Zita's body was carried to the Imperial Crypt under Capuchin Church in the same funeral coach she had walked behind during the funeral of Emperor Franz Joseph in 1916. It was attended by over 200 members of the Habsburg and Bourbon-Parma families, and the service had 6,000 attendees including leading politicians, state officials and international representatives, including a representative of Pope John Paul II. Following an ancient custom, the Empress had asked that her heart, which was placed in an urn, stay behind at Muri Abbey, in Switzerland, where the Emperor's heart had rested for decades.

=== Free content work === This article incorporates text from a free content work. Licensed under CC BY-SA 3.0 IGO (license statement/permission). Text taken from In brief, The State of World Fisheries and Aquaculture, 2018​, FAO, FAO. This article incorporates text from a free content work. Licensed under Cc BY-SA 3.0 IGO (license statement/permission). Text taken from Drowning in Plastics – Marine Litter and Plastic Waste Vital Graphics​, United Nations Environment Programme.

== Function == As well as C. maenas, CCAP has cardioacceleratory properties in Manduca sexta and Drosophila melanogaster; it is a highly conserved protein found in species as diverse as moths and fruit flies in addition to the crustacean it was originally identified in. Under specific conditions, CCAP has also been shown to induce cardiac reversal in M. sexta and D. melanogaster. Since CCAP was first identified and its possible role suggested, it has been proven it serves many other functions. It regulates release of adipokinetic hormone during sustained flight in L. migratoria. It is also important in metabolism and digestion in other species; CCAP is involved as a hormone in the cockroach Periplaneta americana by upregulating digestive hormones after the insect has fed on nutritional matter. In the crab Cancer borealis CCAP controls passage of food through the foregut by modulating the stomatogastric ganglion's pyloric rhythm. This suggests CCAP is involved primarily in movement of food along the gut, facilitating digestion by secretion of digestive hormones and increasing flow of blood. The effects of CCAP on the reproductive organs of females of the species L. migratoria have also been studied. The peptide stimulates the contraction of the oviducts and spermatheca. There is no CCAP or CCAP-like immunoreactivity shown in the oviduct or the nerves innervating the oviduct so it is probable that CCAP acts as a neurohormone to perform these functions. CCAP is one of several peptides and hormones to be involved in the moulting process of crustaceans and insects.

A variety of esters of nandrolone have been marketed and used medically. The most commonly used esters are nandrolone decanoate and to a lesser extent nandrolone phenylpropionate. Examples of other nandrolone esters that have been marketed and used medically include nandrolone cyclohexylpropionate, nandrolone cypionate, nandrolone hexyloxyphenylpropionate, nandrolone laurate, nandrolone sulfate, and nandrolone undecanoate.

Oxytocin administered orally produces different effects on human behaviour and brain function than when given intranasally, possibly due to variations in the molecular transport and binding mechanisms.

Sources: en.wikipedia.org

Frequently asked questions

Has AOD-9604 been approved as a medicine?

No major medicines regulator appears to have approved AOD-9604 for human therapeutic use. It has been studied in clinical trials, but those programs did not result in a marketed drug.

Why is AOD-9604 discussed in anti-doping?

It became prominent during a 2013 Australian sports investigation that examined whether it was a prohibited growth-hormone-related substance. Subsequent interpretations and list updates have varied, so current rules should be checked directly.

What did human trials of AOD-9604 find?

Published summaries generally report limited or inconsistent weight-loss effects, and complete trial data are not widely available. The studies were not sufficient to establish it as an effective obesity treatment.

Is AOD-9604 the same as human growth hormone?

No. It is a synthetic peptide fragment modeled on part of human growth hormone, not the full hormone. It does not contain the complete sequence or receptor-binding regions of hGH.

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