A practical reference on WADA prohibited list: what it is, how it behaves, what the literature reports, and where the honest uncertainties sit.
This page was last updated on 2025-10-15 and is reviewed periodically as new material appears.
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 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 drew attention in the 1990s and 2000s as a potential anti-obesity agent. Early work explored both injectable and oral routes, which is unusual for a peptide of this size. Animal studies reported changes in fat metabolism without the growth-promoting or insulin-like effects associated with full-length growth hormone. Subsequent human trials produced mixed or modest results, and the compound did not obtain regulatory approval for weight management in major markets. It remains known mainly through research literature, sports anti-doping listings, and non-approved supplement advertising.
| Property | Value | Notes |
|---|---|---|
| Primary research area | Obesity and metabolic regulation | Studied in cell, animal, and human models |
| Highest reported trial phase | Phase II | Public summaries describe mixed results |
| Common route in trials | Subcutaneous injection | Typical for peptide therapeutics |
| Regulatory example | 2013 Australian anti-doping review | Classification was debated at the time |
| Approval status | Not approved as a human medicine | Status can change by jurisdiction |
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.
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.
All of the lower respiratory tract including the trachea, bronchi, and bronchioles is lined with respiratory epithelium. This is a ciliated epithelium interspersed with goblet cells which produce mucin the main component of mucus, ciliated cells, basal cells, and in the terminal bronchioles–club cells with actions similar to basal cells, and macrophages. The epithelial cells, and the submucosal glands throughout the respiratory tract secrete airway surface liquid (ASL), the composition of which is tightly regulated and determines how well mucociliary clearance works. Pulmonary neuroendocrine cells are found throughout the respiratory epithelium including the alveolar epithelium, though they only account for around 0.5 percent of the total epithelial population. PNECs are innervated airway epithelial cells that are particularly focused at airway junction points. These cells can produce serotonin, dopamine, and norepinephrine, as well as polypeptide products. Cytoplasmic processes from the pulmonary neuroendocrine cells extend into the airway lumen where they may sense the composition of inspired gas.
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== Research == György Kéri was an internationally recognized expert on signal transduction therapy and personalized therapy. His pioneering work focused on the utilization of signal transduction therapy approach in the pharmaceutical research. He achieved outstanding results in the research and development of peptide hormone derivatives and kinase inhibitors as antitumor agents. He was involved in the development of a signal-inhibiting somatostatin peptide compound (TT-232), which reached Phase II clinical trials, and SU101, which reached Phase III clinical trials. Vichem – the company he co-founded in 1999 – developed a kinase inhibitor library, and a hit finding technology called Nested Chemical Library™ technology and an allosteric library for inhibiting protein-protein interactions. He has developed at Vichem the DriverHit Library™ for inhibiting the signaling pathways activated by cancer driver genes or mutated tumor suppressor genes. He also participated with German researchers in the development of a new proteomic technology (Target Fishing technology) which makes it possible to identify unknown targets in the signal transduction network or the interacting enzymes of the metabolome. Over a hundred international patents or patent applications can be linked to his name, while he is a co-author of more than 250 publications in international scientific journals and several book chapters.
The epidermis, "epi" coming from the Greek language meaning "over" or "upon", is the outermost layer of the skin. It forms the waterproof, protective wrap over the body's surface, which also serves as a barrier to infection and is made up of stratified squamous epithelium with an underlying basal lamina.
Van Zeggeren, F.; Storey, S. H. (1970). The Computation of Chemical Equilibria. Cambridge University Press. Mainly concerned with gas-phase equilibria. Leggett, D. J., ed. (1985). Computational Methods for the Determination of Formation Constants. Plenum Press. Martell, A. E.; Motekaitis, R. J. (1992). The Determination and Use of Stability Constants. Wiley-VCH.
Sources: en.wikipedia.org
=== Rafts === The Lower Paleolithic Homo erectus possibly invented rafts (c. 840,000 – c. 800,000 BP) to travel over large bodies of water, which may have allowed a group of Homo erectus to reach the island of Flores and evolve into the small hominin Homo floresiensis. However, this hypothesis is disputed within the anthropological community. The possible use of rafts during the Lower Paleolithic may indicate that Lower Paleolithic hominins such as Homo erectus were more advanced than previously believed, and may have even spoken an early form of modern language. Supplementary evidence from Neanderthal and modern human sites located around the Mediterranean Sea, such as Coa de sa Multa (c. 300,000 BP), has also indicated that both Middle and Upper Paleolithic humans used rafts to travel over large bodies of water (i.e. the Mediterranean Sea) for the purpose of colonizing other bodies of land.
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If anti-TPO is not positive, treatment for subclinical hypothyroidism is not currently recommended. It has been suggested that many of the aforementioned recommendations could lead to unnecessary treatment, in the sense that the TSH cutoff levels may be too restrictive in some ethnic groups; there may be little benefit from treatment of subclinical hypothyroidism in certain cases. Treatment for subclinical hypothyroidism in pregnancy is not conclusively shown to decrease the incidence of miscarriage.
== Side effects == The most common side effects in studies were decreased blood cell counts, mainly neutropenia (in 75% of patients, as compared to 5% under placebo), but also anemia (18% vs. 5%). Gastrointestinal disorders were also common, for example nausea (52% vs. 29%) and diarrhea (35% vs. 22%), as was alopecia (33% vs. 16%). The drug also increases the QT interval and liver enzymes (alanine transaminase, aspartate transaminase). The most common side effects include infections, low levels of white blood cells, headache, cough, nausea, vomiting, diarrhoea, constipation, tiredness, hair loss and rash. The most common severe side effects include infections, low levels of red and white blood cells, vomiting, abnormal blood tests for liver function and low levels of phosphate in the blood (hypophosphataemia).
Sources: en.wikipedia.org
According to the first option, the spent nuclear fuel is considered complete waste. After an interim storage (wet and dry), all the used fuel is directly disposed of in a deep geological repository. Several geological media and repository designs are being studied according to different natures of fuel and their burnup, radioactive inventory and decay heat generation. The assessment of a geological disposal is based on the multi-barrier approach, which combines multiple effects of engineered and natural barriers in order to delay potential long-lived radionuclide migrations to the biosphere over time. Reprocessing is the alternative option for the spent fuel after a long interim storage. The used fuel is not considered waste anymore but a future energy resource. A large amount of fertile uranium (
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=== Arjo === Arjo was founded in 1957 by Arne Johansson in the Swedish town of Eslöv. The company name consists of the first two letters of the first and last name of the company founder. Arjo initially functioned as a supplier of components and machine parts to medical device manufacturers. In 1972, the company developed the first height-adjustable bathtub and introduced it to the market. In 1993, the company's shares are listed on the Stockholm Stock Exchange and the London Stock Exchange. In 1995, the company merged with the Swedish Getinge Group, in whose "Extended Care" business area it continued to operate under its brand name. In 2004, Arjo took over the company BHM Medical and rounded off its range of passenger lifts with its Ceiling Lifts.
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== Research == More than 160 faculty members at the University of Texas Health Science Center at San Antonio are actively involved in biomedical and clinical research and educational activities that range from the molecular genetics of aging to issues of health care for the elderly population. Research at the Barshop Institute spans the continuum from basic discovery science to translational and clinical research aimed at extending healthspan and improving quality of life in older adults. Investigators study the fundamental biological processes that drive aging—including cellular senescence, mitochondrial dysfunction, metabolism, inflammation, genomic instability, and impaired tissue regeneration—and apply these discoveries to develop strategies for preventing or treating age-related diseases. Major areas of investigation include Alzheimer's disease and related dementias, cardiovascular disease, type 2 diabetes and metabolic disorders, cancer, frailty, sarcopenia, osteoporosis, and age-associated liver disease. Through the integration of laboratory research, animal models, clinical trials, and population-based studies, Barshop Institute scientists are advancing new therapeutic approaches that target the underlying mechanisms of aging to delay the onset of chronic disease, preserve physical and cognitive function, and promote healthy longevity.
Sources: en.wikipedia.org
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.
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.
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.
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.