AnatomyOrganismsChemicals and DrugsAnalytical, Diagnostic and Therapeutic Techniques and EquipmentPhenomena and ProcessesInformation Science
alpha-MSHPeptide YYHeterocyclic Compounds, 1-RingPeptide FragmentsPeptidesHormonesThyroid HormonesFollicle Stimulating HormoneLuteinizing HormonePeptide LibraryParathyroid HormoneAntimicrobial Cationic PeptidesGonadotropin-Releasing HormoneGonadal Steroid HormonesPeptides, CyclicReceptors, Thyroid HormoneAdrenocorticotropic HormoneHuman Growth HormoneAmino Acid SequenceOligopeptidesPeptide MappingPituitary HormonesPeptide HormonesMolecular Sequence DataNatriuretic Peptide, BrainTriiodothyronineJuvenile HormonesProtein BindingVasoactive Intestinal PeptideHormone Replacement TherapyGrowth Hormone-Releasing HormoneBase SequenceGastrointestinal HormonesCalcitonin Gene-Related PeptideCorticotropin-Releasing HormoneHypothalamic HormonesKineticsBinding SitesCell-Penetrating PeptidesEstradiolPeptide BiosynthesisCell LineProtein ConformationModels, MolecularNatriuretic PeptidesInvertebrate HormonesThyroxineRNA, MessengerNatriuretic Peptide, C-TypePeptide Nucleic AcidsTestosteronePituitary GlandProtein PrecursorsChromatography, High Pressure LiquidReceptors, PeptideProtein Structure, SecondaryGonadal HormonesAnti-Mullerian HormoneInsect HormonesPituitary Hormones, AnteriorAtrial Natriuretic FactorStructure-Activity RelationshipThyroid Hormone Receptors betaProlactinThyrotropinCattleCells, CulturedGastrin-Releasing PeptideRecombinant ProteinsPeptide PHIPeptide HydrolasesProgesteroneRadioimmunoassayReceptors, Formyl PeptideEpitopesPeptide SynthasesMelanocyte-Stimulating HormonesMass SpectrometrySequence Homology, Amino AcidAmino Acids
HUMAN GROWTHSecretionIpamorelinGhrelinProteinsPituitary glandReceptorsSecretagogueBiologically activeStimulates the releaseDelta Sleep-IParathyroidRegulatory peptidesFollicle-stimulaSupplementsBindsSteroidsGHRPGlucose-dependeNeuroendocrineProlactinNeuropeptidesSecretagoguesTherapySmall peptideSubstancesSyntheticSecretePowerful peptideHypothalamusOpioidWhose moleculesAmino acidVialSynthesisAcetatePTHrPModulateGHRHOxytocinHumansPhysiologicalSermorelinPowderDecreasesTissuesDrugsRegulateIncrease lean muscleSomatostatinMetabolismHPLCSignificantlyGastrointestinalAdipose tissuePotentSerum
HUMAN GROWTH17
Secretion12
  • Peptide Hormone Secretion/Peptide Hormone Action: A Practical Approach. (wikipedia.org)
  • A large group of hormones are stored as amyloid fibrils in acidic secretion vesicles before they are released into the bloodstream and readopt their functional state. (nature.com)
  • Triggered by the secretion signal, the matured granules immediately release the stored hormones into the bloodstream, creating an acute export beyond the biosynthetic capacity 10 . (nature.com)
  • In addition to food intake, ghrelin acetate promotes GI motility, growth hormone release, and gastric acid secretion. (usapeptides.info)
  • Follistatin also suppresses the pituitary gland synthesis and secretion of follicle-stimulating hormone (FSH). (deuspower.shop)
  • The maximum peak in the secretion of their own growth hormone occurs at night, about an hour after falling asleep. (steroidsforsale.click)
  • From the group Growth hormone releasing hormone (GHRH) : (injection into the body causes a wave-like increase in concentration, which will be weak during the hours when the natural secretion of GH is reduced by somatostatin, and high during the natural rise in the concentration of GH (for example, at night). (viagraonlinepharmacy7.com)
  • Research has shown that growth hormone secretagogue peptides (GHRP), as well as other non-peptide secretion-enhancing substances, do affect growth hormone production. (viagraonlinepharmacy7.com)
  • Currently, there is evidence that peptides stimulating the secretion of growth hormones and some non-peptide substances can increase the level of growth hormones, as well as insulin-like growth factor (IGF-1), both at rest and during exercise. (viagraonlinepharmacy7.com)
  • The peptides help to stimulate the secretion. (knowworldnow.com)
  • The single polypeptide chain which is composed of six amino acids is a growth hormone secretion peptide. (99sarms.com)
  • The roles of enteroendocrine cell distribution and gustatory receptor expression in regulating peptide hormone secretion in the midgut of Bombyx mori larvae. (bvsalud.org)
Ipamorelin15
  • Ipamorelin is a new and potent synthetic pentapeptide which has distinct and specific growth hormone (GH)-releasing properties. (nih.gov)
  • Hexarelin is the most potent of all the GHRP's when it comes to growth hormone release but it tends to have a rapid desensitization, in order to avoid this it can be used every other day at dosages of 100mcg 3 times per day while using Ipamorelin, GHRP-2 or GHRP-6. (xstero.com)
  • Other peptides in this category include ghrp-2, hexarelin, and ipamorelin. (onestopslotshop.com)
  • the Ipamorelin peptide will give you the best treatment. (knowworldnow.com)
  • The Ipamorelin peptide is a great solution to stimulate the hormone. (knowworldnow.com)
  • We will discuss in detail the benefit, side effects, and many other facts of the Ipamorelin peptide and its complete overview. (knowworldnow.com)
  • Ipamorelin is a peptide. (knowworldnow.com)
  • Ipamorelin normally works as an effective way to produce the release of growth hormone. (knowworldnow.com)
  • Ipamorelin peptide is completely an anti-aging treatment that can stimulate the body to produce GH. (knowworldnow.com)
  • The peptides contain Ipamorelin. (knowworldnow.com)
  • How does the Ipamorelin & Peptide Work? (knowworldnow.com)
  • The Ipamorelin and peptide are not the same, they are different. (knowworldnow.com)
  • Ipamorelin peptide normally triggers the body to produce natural growth hormones. (knowworldnow.com)
  • The Ipamorelin peptide dosage has two ways to intake. (knowworldnow.com)
  • Ipamorelin is a growth hormone releasing peptide (ghrp) that stimulates the release of growth hormones from the anterior pituitary gland. (kendallwrites.com)
Ghrelin16
  • adrenocorticotropic hormone (ACTH) adropin amylin angiotensin atrial natriuretic peptide (ANP) calcitonin cholecystokinin (CCK) gastrin ghrelin glucagon growth hormone follicle-stimulating hormone (FSH) insulin leptin luteinizing hormone (LH) melanocyte-stimulating hormone (MSH) oxytocin parathyroid hormone (PTH) prolactin renin somatostatin thyroid-stimulating hormone (TSH) thyrotropin-releasing hormone (TRH) vasopressin, also called arginine vasopressin (AVP) or anti-diuretic hormone (ADH) vasoactive intestinal peptide (VIP) Siddle K, Hutton JC (1991). (wikipedia.org)
  • The postprandial response of the orexigenic hormone ghrelin and the anorexigenic peptides peptide YY and glucagon-like peptide-1 over 210 min was assessed. (nih.gov)
  • We supply Peptide Sciences Ghrelin Acetate that is additive and TFA free and 99% pure. (usapeptides.info)
  • Ghrelin is a peptide hormone primarily produced by cells in the stomach and plays a significant role in regulating appetite and energy balance in the body. (usapeptides.info)
  • As with any research peptide, it is crucial to consult with medical professionals and adhere to ethical guidelines when conducting studies involving Ghrelin Acetate or other experimental substances. (usapeptides.info)
  • Ghrelin Acetate is a research peptide that is also called Lenomorelin. (usapeptides.info)
  • Ghrelin acetate comes from the natural peptide hormone produced in the gastrointestinal tract. (usapeptides.info)
  • The primary role of the ghrelin hormone is to promote food intake. (usapeptides.info)
  • In a later paper published in 1994, A. T. Pitavast showed ghrelin could stimulate growth hormone production in humans and suggested that ghrelin may play a role in promoting weight gain in rodents. (usapeptides.info)
  • Ghrelin is a hormone that stimulates hunger for the treatment of cancer patients and loss of appetite and weight. (usapeptides.info)
  • Ghrelin, a hormone that stimulates hunger. (usapeptides.info)
  • Is a potent, synthetic, peptidic, orally-active, centrally-penetrant, and highly selective agonist of the ghrelin/growth hormone secretagogue receptor (GHSR) and a growth hormone secretagogue. (xstero.com)
  • Ghrelin is a hormone that works to maintain the growth hormone release function. (knowworldnow.com)
  • Unlike ghrelin, growth hormone secretagogues it is not specifically used to increase food intake, but it may have subsequent actions that impact hypothalamic neurons. (99sarms.com)
  • Ghrelin, growth hormone-releasing peptide, is a hormone which is secreted by the food-deprived stomach and stimulates food intake during starvation [4]. (researchgate.net)
  • Nonfunctioning tumors do not secrete hormone, or they may release hormonally inactive peptides such as pancreatic polypeptide (PP), chromogranin A, neurotensin, neuro-specific enolase, or ghrelin. (medscape.com)
Proteins4
  • Peptides are long chains of proteins, and growth hormone is thought to play an important role in the body's response to stress and physical activity. (thewatchers.us)
  • The action of hormones are transduced by regulating the synthesis of proteins (5% of proteins in the body are regulated by thyroid hormone). (cdc.gov)
  • The use of amino acids, proteins and peptides is not considered to have any environmental impact. (janusinfo.se)
  • According to the European Medicines Agency guideline on environmental risk assessments for pharmaceuticals (EMA/CHMP/SWP/4447/00), vitamins, electrolytes, amino acids, peptides, proteins, carbohydrates, lipids proteins, vaccines and herbal medicinal products are exempted because they are unlikely to result in significant risk to the environment. (janusinfo.se)
Pituitary gland8
Receptors10
  • Mature peptide hormones then travel through the blood to all of the cells of the body, where they interact with specific receptors on the surfaces of their target cells. (wikipedia.org)
  • Some peptides (angiotensin II, basic fibroblast growth factor-2, parathyroid hormone-related protein) also interact with intracellular receptors located in the cytoplasm or nucleus by an intracrine mechanism. (wikipedia.org)
  • This effect on longevity is apparently correlated with the midgut senescence phenotypes as a result of direct hormone action through both hormone receptors expressed in the enteroblasts or other midgut cell types. (bioone.org)
  • However, gut senescence does not appear to be the direct cause for longevity regulation, as knockdown of both hormone receptors did not affect adult lifespan. (bioone.org)
  • This sequence pattern is conserved among diverse plant peptides, suggesting that plant peptide hormone receptors may share a common ligand binding mode and activation mechanism. (elifesciences.org)
  • GH has been classified as a steroid because it binds to androgen receptors, but it also has peptide-like properties. (thewatchers.us)
  • In this study, the distributions of enteroendocrine cells (EECs) producing five peptide hormones and EECs expressing gustatory receptors (Grs), as candidate receptors for luminal food substances and nutrients , were examined via immunostaining in B. mori larvae . (bvsalud.org)
  • Camilleri, who is an associate editor of Gut , coauthored an invited article about the effects of GLP-1 and other gut hormone receptors on the GI tract that was published online in the American Journal of Gastroenterology . (medscape.com)
  • The iodine hormone exerts its action on receptors on the nucleus in cells. (cdc.gov)
  • Neuroendocrine peptide hormones and their receptors in the immune system, production, processing and action. (bvsalud.org)
Secretagogue4
  • WHAT IS GROWTH HORMONE-RELEASING PEPTIDE 2: GHRP-2 is a growth hormone secretagogue (GHS), it is a second generation peptide and is considered safer than GHRP-6 with a more intense release of GH, without affecting gastric motility and with less effect on the hunger. (deuspower.shop)
  • WHAT IS GROWTH HORMONE-RELEASING PEPTIDE 6: It is a growth hormone secretagogue (GHS), it is a first generation peptide, apart from releasing growth hormone it produces intense hunger combined with an improvement in gastric motility. (deuspower.shop)
  • It is responsible for growth hormone secretagogue. (knowworldnow.com)
  • GHRP-2 (Growth Hormone Releasing Peptide-2) is a hexapeptide which is considered a hormone secretagogue. (99sarms.com)
Biologically active3
  • With these studies, an understanding may be gained of the coordinate activation of multiple signals, "neuro or immuno", that may be essential for the generation of biologically active peptide hormones in the immune system and in the neuroendocrine system. (grantome.com)
  • KS-V is continuously expanding and updating its extensive range of biologically active peptides in different applications, especially on development of disease-related scientific peptide products. (ks-vpeptide.com)
  • Even though biomolecules, such as vaccines and hormones, are exempted they should still be regarded as biologically active. (janusinfo.se)
Stimulates the release2
  • It slightly and dose-dependently stimulates the release of prolactin, adrenocorticotropic hormone (ACTH), and cortisol in humans. (xstero.com)
  • GHRP-2 stimulates the release of an endogenous growth hormone (GH) within the somatotrophs of the anterior pituitary in the animal and human body. (99sarms.com)
Delta Sleep-I2
  • Delta Sleep-Inducing Peptide (DSIP), also known as Sleep-Promoting Peptide, is a neuropeptide that has been the subject of extensive research due to its potential role in sleep regulation, stress response, and neuroprotection. (prospecbio.com)
  • WHAT IS DELTA SLEEP-INDUCING PEPTIDE: DSIP is a neuromodulator and natural somnogenic nonapeptide with a lot of interesting physiological functions. (deuspower.shop)
Parathyroid8
  • No detectable (or minimal) parathyroid hormone-related protein (PTHrP) is normal. (medscape.com)
  • Parathyroid hormone-related protein: an update. (medscape.com)
  • Moseley JM, Gillespie MT. Parathyroid hormone-related protein. (medscape.com)
  • Identification of a novel parathyroid hormone-like peptide. (medscape.com)
  • Hypercalcemia secondary to gastrointestinal stromal tumors: parathyroid hormone-related protein independent mechanism? (medscape.com)
  • The parathyroid hormone-related protein (PTH-rP) test measures the level of a hormone in the blood, called parathyroid hormone-related protein. (medlineplus.gov)
  • Primary hyperparathyroidism in MEN1 can have a long-term asymptomatic course and is usually diagnosed by the incidental finding of elevated serum parathyroid hormone level in a patient with hypercalcemia or, in some cases, with normocalcemia. (medscape.com)
  • Evaluation of bone mineral status will utilize an evaluation of vitamin D status based on two analytes: serum 25-hydroxyvitamin D and parathyroid hormone (PTH). (cdc.gov)
Regulatory peptides2
  • Projects that span chemistry or bioinformatics or plant physiology and the mechanisms underpinning regulatory peptides are also welcomed. (edu.au)
  • The C-terminally Encoded Peptide (CEP) family of regulatory peptides controls root development in vascular plants. (edu.au)
Follicle-stimula1
Supplements5
  • They come in different forms, including liquid peptides and collagen peptides, and can be administered through injections or as oral supplements. (deuspower.shop)
  • Many health supplements contain peptide hormones due to their potentiality. (aging-matters.com)
  • These observations served as the basis for the development of nutritional supplements - growth hormone stimulants (for example, amino acids , pituitary peptides, Macuna pruriens, horse beans, choline alfoscerate, etc. (viagraonlinepharmacy7.com)
  • Cutting cycle peptides, hgh growth hormone supplements This acidification can cause severe fatigue, decrease muscle performance, and shorten the time to muscular failure, cutting cycle peptides. (onestopslotshop.com)
  • You will determine the need for peptide supplements in your body through the theory of Dr. Cabrera. (knowworldnow.com)
Binds2
  • When a peptide hormone binds to a receptor on the surface of the cell, a second messenger appears in the cytoplasm, which triggers signal transduction leading to the cellular responses. (wikipedia.org)
  • GHRP-2 binds to the hypothalamus and pituitary causing outrageous growth hormone release naturally. (99sarms.com)
Steroids3
GHRP3
  • We also know that GHRP-2 & Mod can continue to be used at this dose, long-term, without ever depleting pituitary stores of this hormone. (ironmagazine.com)
  • GHRP-2 is one of the few peptides that offer intranasal application. (99sarms.com)
  • Although GHRP-2 increases the release of growth hormone significantly. (99sarms.com)
Glucose-depende1
Neuroendocrine2
  • It stimulates the production of IGF-1 in the liver and increases pituitary preserve, thus preserving the hormone neuroendocrine axis and youthful physiology [1]. (elementsarms.com)
  • Furthermore, neuropeptides and in particular opiate peptides are known to activate lymphocytes to secrete Interleukins, and Interleukins have been found to specifically modulate the biosynthesis and release of peptide hormones by the cells of the neuroendocrine system. (grantome.com)
Prolactin1
Neuropeptides1
  • Some neurotransmitters are secreted and released in a similar fashion to peptide hormones, and some "neuropeptides" may be used as neurotransmitters in the nervous system in addition to acting as hormones when released into the blood. (wikipedia.org)
Secretagogues2
Therapy5
  • Peptide therapy is used to promote cellular regrowth systems within the body to help improve overall health and address issues such as weight loss, anti-aging, hair growth, building muscle, sexual function, and much more. (trillionhealthandhormone.com)
  • Peptide therapy can be used in conjunction with other therapies such as hormone therapy to enhance and increase results. (trillionhealthandhormone.com)
  • peptide therapy is an exciting, cutting-edge medical science that uses specific amino acid sequences called. (onestopslotshop.com)
  • However, there is one very serious side effect of growth hormone therapy that should be discussed with your doctor. (thewatchers.us)
  • Growth hormone therapy can cause high blood pressure. (thewatchers.us)
Small peptide3
  • Custom synthesis and commercial manufacturing variety of new and small peptide, specially for Cosmetic Peptides. (honorbiotech.com)
  • Honorbiotech is a global peptide company specialized in providing top quality peptide related products and small peptide custom manufacturing service. (honorbiotech.com)
  • The hypothalamus secretes a small peptide called Thyroid Releasing Hormone. (cdc.gov)
Substances3
  • Peptides (Greek πεπτος - nutritious) are a family of substances whose molecules are built from α-amino acid residues linked into a chain by peptide (amide) bonds. (viagraonlinepharmacy7.com)
  • Oxytocin hormone supplementation allegedly reduces tolerance to addictive substances and alcohol. (mypeptides.net)
  • To regulate physiological homeostasis and behavior in Bombyx mori , more than 20 peptide hormones in the midgut of larvae are secreted upon detection of food substances at the lumen. (bvsalud.org)
Synthetic4
  • WHAT IS BPC-157 PENTADECAPEPTIDE BPC-157 also known as Body Protection Compound 157 is a synthetic 15 amino acid peptide as it does not exist in nature, but it is derived from a peptide that is involved in protecting the stomach and many people use it to help recover myotendinous injuri. (deuspower.shop)
  • Sermorelin is a synthetic peptide analog of growth hormone-releasing hormone (GHRH). (elementsarms.com)
  • In fact, it is preferred over the administration of synthetic growth hormone (GH). (elementsarms.com)
  • Peptide for scientific research refers to a customized synthetic peptide can screen preclinical candidate compounds. (ks-vpeptide.com)
Secrete1
Powerful peptide1
  • This has led to a lot of confusion and debate around this powerful peptide. (thewatchers.us)
Hypothalamus1
  • One of the most common and well-known neuropeptide hormones produced by the hypothalamus is oxytocin. (mypeptides.net)
Opioid2
  • The peptide lacks opioid activity but is still a stimulator of GH release. (99sarms.com)
  • In some brain areas, amidorphin is extensively further reduced into smaller fragments, such as the non-opioid peptide amidorphin-(8-26) , or in humans, amidorphin-8-27. (wikipedia.org)
Whose molecules1
Amino acid3
  • Peptide hormones have shorter amino acid chain lengths than protein hormones. (wikipedia.org)
  • Most hormones can be classified as either amino acid-based hormones (amine, peptide, or protein) or steroid hormones. (wikipedia.org)
  • These prohormones often contain superfluous amino acid residues that were needed to direct folding of the hormone molecule into its active configuration but have no function once the hormone folds. (wikipedia.org)
Vial1
  • 13. Packing: plastic vial(dedicated for peptide packing) or glass vial, quantity according to customer's detail requirement. (aibonet.com)
Synthesis1
  • The thyroid hormone regulates energy and fat metabolism and protein synthesis by regulating different enzymes that are involved in those processes. (cdc.gov)
Acetate2
  • 11. Usage : Secretin acetate is a hormone that is responsible for controlling the environment of a duodenum by regulating pancreatic and stomach secretions while regulating the water homeostasis throughout an animal's body. (aibonet.com)
  • Secretin Acetate, also called secretin, has recently been in the brain and purified, therefore also joined the ranks of brain gut peptide. (aibonet.com)
PTHrP1
  • Twenty-five years of PTHrP progress: from cancer hormone to multifunctional cytokine. (medscape.com)
Modulate1
  • These gut peptides modulate glucose metabolism by stimulating insulin release after eating and by inhibiting the release of glucagon by pancreatic cells. (medscape.com)
GHRH3
  • WHAT IS CJC-1295 DAC: This peptide is from the GHRH class, DAC stands for Drug Affinity Complex, with this modification, it is possible to significantly increase the half-life of the compound, so that with just one application, it is possible to maintain high levels of GH and IGF-1 for several da. (deuspower.shop)
  • Levels of growth hormone and GHRH decline with advancing age. (elementsarms.com)
  • The GHRH-arginine provocative test is also effective to measure hormone levels. (knowworldnow.com)
Oxytocin2
  • Oxytocin is a little peptide hormone with nine amino acids and a sulphur bridge between the two cysteines. (mypeptides.net)
  • In addition, the hormone oxytocin lessens these cravings. (mypeptides.net)
Humans2
  • These hormones have an effect on the endocrine system of animals, including humans. (wikipedia.org)
  • in humans and most other species, the peptide is 1 residue longer and is not amidated. (wikipedia.org)
Physiological2
  • b Primary sequences of the (human) secretin-like hormone polypeptides share high similarity despite their distinct physiological roles. (nature.com)
  • Peptides affect many physiological factors: muscle growth, performance, endurance and overall fitness, effectively burning body fat regenerate all tissues and organs, aging rate (peptides can significantly slow down the aging), wound healing, regeneration of joints and tendons, fresh feeling. (steroid-seller.net)
Sermorelin3
  • IFDA approved Sermorelin in 1997 for the treatment of growth hormone deficiency in children. (elementsarms.com)
  • Also, sermorelin is subject to the negative feedback mechanism which involves somatostatin, an inhibitor of growth hormone, to prevent unwanted side effects associated with improper dosing. (elementsarms.com)
  • Sermorelin can be effectively used to treat growth hormone deficiency in adults. (elementsarms.com)
Powder1
Decreases2
Tissues1
Drugs1
  • Therefore, athletes often require an additional dose of the hormone, which they derive from special drugs. (steroidsforsale.click)
Regulate2
  • These results indicate that the two intestinal secretory peptides antagonistically regulate adult lifespan and intestinal senescence through multiple pathways, irrespective of insulin, which implicates a complementary gradient distribution of each of the hormone-producing EEs, consistent with local requirements for cell activity along the posterior midgut. (bioone.org)
  • It also works to regulate and correct production of low-level growth hormone in test subjects. (99sarms.com)
Increase lean muscle1
  • The main goal of taking growth hormone is to increase lean muscle mass and the formation of relief on the body. (steroidsforsale.click)
Somatostatin1
  • The peptide also limits the ability of somatostatin to reduce the limit of growth hormone levels, allowing more growth to be exerted during its biological half-life of 2.5 hours. (99sarms.com)
Metabolism2
  • Peptides positive impact on a lot of factors that are essential for good health: to strengthen immunity, increase metabolism, lower cholesterol, promote healthy heart, blood vessels, brain, liver and other internal organs, increase bone density, stimulates the production of red blood cells, cleanses the body - peptides can have a strong antioxidant etc. (steroid-seller.net)
  • Hormones and disorders of mineral metabolism. (medlineplus.gov)
HPLC1
  • We have a complete customer service system and technical team, each peptide product purified by HPLC, more stable quality, more timely delivery. (ks-vpeptide.com)
Significantly2
Gastrointestinal1
  • Here, we identify an evolutionarily conserved hexapeptide sequence as the major aggregation-prone region (APR) of gastrointestinal peptides of the glucagon family: xFxxWL. (nature.com)
Adipose tissue1
  • Leptin, the protein product of the ob gene, is a hormone that is secreted principally by adipose tissue (adipocyte-derived hormone). (researchgate.net)
Potent1
Serum1
  • However, due to differing pharmacodynamic profiles between exogenous growth hormone and the various peptides/peptide combinations, testing for peak GH levels (such as with GH serum testing) provides an inaccurate comparison. (ironmagazine.com)