Everything below concerns GRF(1-29). We keep the language plain, cite what the science says, and separate well-supported claims from open questions.
Last reviewed on 2026-06-01. Where a claim depends on a specific study, the study is described rather than over-claimed.
Two related forms circulate in technical discussion under the same family name. The original version carries a drug affinity complex (DAC) that binds covalently to serum albumin after administration, and this linkage substantially extends circulation time. A second form, frequently written as modified GRF(1-29) or CJC-1295 without DAC, lacks that linker and clears much faster. The naming is a frequent source of confusion because the shorthand CJC-1295 can refer to either form depending on the source. Reports sometimes fail to specify which variant was studied.
The peptide backbone includes a D-alanine at position two, which resists cleavage by dipeptidyl peptidase IV, and several other substitutions that reduce degradation. Its molecular weight is roughly 3.4 kDa without the linker and about 3.6 kDa with it. The molecule is water soluble and is normally supplied as a lyophilized powder. Precise sequence and mass values depend on which variant is described, so technical documents usually state the exact form being referenced.
CJC-1295 is a synthetic peptide designed as a long-acting analogue of growth hormone-releasing hormone (GHRH). Its structure derives from the first 29 amino acids of native GHRH, a fragment often called GRF(1-29). Four substitutions were introduced to slow enzymatic breakdown and extend activity relative to the natural sequence. The compound was developed by ConjuChem as part of a broader effort to improve the pharmacokinetic profile of peptide hormones. It is studied in laboratory and clinical research settings rather than appearing as a naturally occurring substance.
CJC-1295 belongs to a family of synthetic peptides modeled on growth hormone-releasing hormone, the hypothalamic signal that prompts the pituitary to release growth hormone. The compound is built from the first twenty-nine amino acids of the natural human sequence, a fragment that retains full receptor binding capacity. Native growth hormone-releasing hormone is degraded quickly in circulation, so the fragment alone has limited practical value. Early work therefore focused on chemical modifications that preserve receptor binding while slowing enzymatic breakdown. The result is a molecule described in the literature as a long-acting analog of the natural hormone.
Two forms circulate under the CJC-1295 name, and they differ by a single appended group. The version without a drug affinity complex carries four substitutions along the peptide chain, including a D-alanine near the amino terminus and replacements at three other positions. These changes block the enzyme dipeptidyl peptidase IV and remove a methionine residue that is prone to oxidation. The modified fragment is frequently labeled MOD GRF 1-29. Naming conventions are inconsistent across informal sources, which is a common source of confusion.
The second form adds a maleimide-bearing linker to the lysine at the carboxyl end. This group reacts with cysteine-34 on circulating serum albumin, forming a covalent bond that keeps the peptide in the bloodstream for far longer. ConjuChem developed the molecule as a way to extend the action of a peptide without frequent administration. The albumin attachment is the defining structural feature of the drug affinity complex version. Whether continuous exposure produces effects distinct from shorter pulses remains an unresolved research question.
| Property | Value | Notes |
|---|---|---|
| Molecular weight (no linker) | ~3.37 kDa | Calculated from peptide sequence |
| Molecular weight (with linker) | ~3.65 kDa | Includes albumin-binding moiety |
| Appearance | White to off-white powder | Typically lyophilized |
| Solubility | Soluble in water | Also dissolves in aqueous buffers |
| Common synonyms | Modified GRF(1-29), DAC:GRF | Usage varies by source |
The albumin-binding version stays in circulation for days, because covalent attachment to serum albumin shields the peptide from rapid filtration and degradation. Reported half-lives for this form fall in the range of several days. The version without the linker is cleared in minutes, with estimates often near thirty minutes in animal work. These figures come from small studies and vary with assay method, species, and route, so they are best read as approximate rather than fixed constants.
Studies in this area generally track growth hormone pulses, insulin-like growth factor 1 concentrations, and occasionally body composition endpoints. Most published human data come from early, small trials, and questions about long-term effects remain open. Whether repeated exposure alters pituitary responsiveness over time is not settled. Analytical work relies on immunoassays for the hormones and on mass spectrometry for the peptide itself, because the two measurements answer different questions.
Reports on this compound commonly follow serum growth hormone and insulin-like growth factor 1 across defined time windows. Protocols differ in sampling frequency, assay platform, and participant characteristics, which makes direct comparison between publications difficult. Some work focuses on pulsatile release patterns instead of average concentrations. Whether repeated exposure alters endogenous hormone rhythms over long periods remains an open question, and the formal literature is thinner than the volume of informal commentary implies.
Once in circulation, the peptide binds the growth hormone-releasing hormone receptor displayed on pituitary somatotroph cells. Receptor activation couples to Gs proteins, elevates intracellular cyclic AMP, and drives protein kinase A signaling inside the cell. That cascade increases discharge of growth hormone into the bloodstream. The analog therefore operates through a receptor pathway that already exists for the body's own releasing hormone, rather than through an engineered artificial target.
Receptor level activity follows the canonical GHRH pathway. The peptide binds the GHRH receptor, a class B G protein coupled receptor on somatotroph cells of the anterior pituitary. Binding raises intracellular cyclic AMP, which promotes calcium entry and the release of growth hormone into the bloodstream. Because the molecule acts at the same receptor as the endogenous hormone, its effect is superimposed on the natural pulsatile rhythm rather than replacing it. Whether sustained receptor occupation leads to desensitization is not fully settled.
CJC-1295 belongs to a class of synthetic peptides modeled on growth hormone releasing hormone, a forty-four amino acid signal produced by the hypothalamus. The compound is built from the first twenty-nine residues of the natural sequence, with four substitutions introduced at positions 2, 8, 15 and 27. These changes were designed to slow enzymatic breakdown while preserving receptor activation. The result is a peptide that is shorter than native GHRH and considerably more resistant to ordinary clearance pathways in circulation.
== Stress response == Small changes in cellular oxidant status can be sensed by specific proteins which regulate a set of genes encoding antioxidant enzymes. Such a global response induces an adaptive metabolism including ROS elimination, the bypass of injured pathways, reparation of oxidative damages and maintenance of reducing power. Peroxide and superoxide are the two major active oxygen species. It is found that the peroxide and superoxide stress responses are distinct in bacteria. The exposure of microorganisms to low sublethal concentrations of oxidants leads to the acquisition of cellular resistance to a subsequent lethal oxidative stress.
=== Viral coat proteins === There are five families of viral coat proteins in which processing occurs at an asparagine residue. These five families are included in three clans: Clan NA (Families N1, N2 and N8), clan NC (Family N7) and clan NE (Family N5). Family N1: The known autolytic cleavage is mediated by the nodavirus endopeptidase, from the C-terminus of the coat protein and only occurs within the assembled virion. Family N2: Includes tetraviruses endopeptidases. The known autolytic cleavage is from the C-terminus of the coat protein. The cleavage occurs during the late stages of virion assembly. Family N8: The known autolytic cleavage is in poliovirus VP0 viral capsid protein into VP2 and Vp4 in the provirion. Family N7: The known autolytic cleavage is from the N-terminus of the coat protein. Family N5: The known autolytic cleavage is from the N-terminus of the coat protein.
Nando's opened their first outlet in New Zealand, at Glenfield in 2000. As of August 2021, there are 20 Nando's outlets throughout New Zealand, located in the regions of Auckland, Bay of Plenty, Christchurch, Hamilton, Wellington, and Dunedin. In New Zealand, Nando's sources its chicken from SPCA Certified free-range farms. However, animal welfare organisation Animals Aotearoa has raised concerns that these chickens are selectively bred to grow abnormally fast, causing chronic pain, lameness, and difficulty accessing food and water. Some reportedly suffer respiratory issues and organ failure within weeks of hatching. The organisation advocates for the Better Chicken Commitment (BCC), which Nando's UK and Ireland have adopted, but Nando's New Zealand has not, meaning unnaturally fast-growing breeds—and associated welfare issues—remain in use.
Independent Order of Sons of Abraham - Founded in 1892 by a group of Jewish men who were already members of the Masons, Sons of Benjamin, and the Order of B'rith Abraham. Membership in 1899 almost exclusively in New York and Brooklyn, numbered about 2,400 divided equally between men and women. Independent Order of Sons of Benjamin - Founded in 1877 in New York by a group of men who were already members of the Brith Abraham. By 1899 it had spread to the "principal cities of the United States and the Dominion of Canada." It authorized the creation of female lodges, of which there were about 20 in 1899. In 1899 there were about 18,000 male members and 2,500 women. In 1918 it had 800 members in 25 lodges, of which 450 were located in New York City with 18 lodges. Its headquarters in 1918 were at 953 Third Avenue. Offered the "usual secret society forms, and privileges". The emblem was a triangle between the letters F and P with an L under it. Offered insurance against death under the Metropolitan Life Insurance Company. Independent Western Star Order - Founded in 1894. The Eastern Division was headquartered at 40 Rivington Street. Had 21,000 members in 1918, with 2000 members in 24 lodges in New York City. Offered accident, death, and burial insurance May or may not be related to an order of the same name operating out of Chicago. Independent Workmens Circle - Founded in 1906 in Boston. Open to working men and women and "those in sympathy with the cause of labor". In 1923 had 77 lodges with 5,726 benefit members. Headquarters 86 Leverett Street, Boston.
Surgical technique – the septal mucosal flap The surgeon cuts the anteriorly based septal mucosal tissue-flap as widely as possible, and then releases it with a low, posterior back-cut; but only as required to allow the rotation of the tissue-flap into the nasal wound.
Sources: en.wikipedia.org
A&W entered the mainland Chinese market in 1996, the franchisee for the country being Aidewei, and had eight restaurants in Beijing. Later, due to arrears of franchise fees since 2000, Aidewei lost the A&W trademark in 2002. The eight restaurants weren't operating well and were plagued by mismanagement. An outlet in Yansha with 140 seats in a crowded, strategic location turned out to have limited business, while the restaurant in Anzhen had few customers. Following the buyout of the parent chain by Yum! Brands in 2002, it was announced in March 2003 that negotiations with Aidewei had broken down, leading to the franchisee's bankruptcy that same year. The restaurants closed successively from October 2002 to September 2003. The "father of American fast food", as dubbed by the Chinese press, didn't convince the local culture and tastes, especially with the rise of local fast food. There were also concerns about the Chinese branch operating without authorization, refusing to pay franchise fees since September 2000. In 1997 a small A&W restaurant opened in Festivalgate in Osaka, offering standard A&W fare. The restaurant closed in 1999. The first Qatari restaurant opened on December 18, 1997 (Qatar's National Day) with Al-Muftah Group as the franchisee. There were also plans to open a second restaurant in the country, as well as two restaurants in Cairo and six more in the UAE during 1998. The fare was similar to most A&W restaurants, with the addition of local items.
Although the number of American teenagers who smoked cigarettes was steadily falling during the 2010s, the prevalence of electronic cigarette use was rising. As of 2019, there is no evidence linking the availability of electronic cigarettes to a decline in traditional smoking among youths. Public opinion has turned against electronic cigarettes and various state and local governments are seeking to restrict use. By the mid-2020s, tobacco product use of all types among teenagers was on the decline, a trend largely driven by falling e-cigarette demand. Bloomberg reported in 2019 that members of Generation Z were twice as likely as an average American to consume cannabis. About 1% of the number of legal marijuana consumers came this demographic cohort, and that number tripled in 2019. Generation Z is the first to be born into a time when the legalization of marijuana at the federal level is being seriously considered. As of 2019, cannabis is legal in 33 U.S. states as well as in Canada and Uruguay. Even though Generation Z may not think of cannabis as anything more than a controversial issue, there is mounting concern on its effects on human health. A survey of literature reveals that marijuana usage is linked to, among other things, impaired driving, higher risks of stroke, testicular cancer, memory loss, and certain mental illnesses, such as psychosis. Compared to those who do not use cannabis or those who start after they reach 16 years, people who start before that age suffer from reduced cognitive functioning and higher levels of impulsivity.
Posters used by the women at Greenham Common Women's Peace Camp often featured the symbol of a spider web, meant to symbolise the fragility as well as the perseverance of the protesters. The Quran uses the fragility of the spider's web as a parable, comparing it to the faith of idolators.
== History == Yo-Chi's first store opened in September 2012, in the inner Melbourne suburb of Balaclava. In 2018, Yo-Chi was sold to chef and television personality George Calombaris, under his company MAdE Establishment Group. In 2020, following Calombaris' establishment going into voluntary administration, where Yo-Chi was the only part to survive, it was then sold to Oliver & Riley Allis, sons of Boost Juice founder Janine Allis. The brothers were just 23 and 21 years old respectively at the time of the sale. There were only four locations at the time. Under the Allis family, the number of stores have rapidly increased, opening their 30th store in June 2024, having 43 locations by March 2025, 53 by June 2025, 56 by August 2025, and opening their 70th store in March 2026. In August 2025, Yo-Chi began their international expansion, opening a store in Singapore and their first UK store in London's Notting Hill in 2026.
Sources: en.wikipedia.org
== Research == A number of agents are currently being investigated in Phase II clinical trials for IPF, including the monoclonal antibodies simtuzumab, tralokinumab, lebrikizumab and FG-3019, a lysophosphatidic acid receptor antagonist (BMS-986020). A Phase II study of STX-100 is also ongoing. These molecules are directed against several growth factors and cytokines that are known to play a role in the proliferation, activation, differentiation or inappropriate survival of fibroblasts. mir-29 microRNA precursor investigations in mice have produced reversal of induced IPF. MRG-201 is currently being tested as-of 2016, but not in IPF patients yet, and no human trials for IPF use have been scheduled as of January 2016. Stem cell therapies for IPF are an area of research. A machine learning algorithm has been proposed that discovers subtle patterns in individual history of medical encounters to reliably estimate the risk of a future IPF diagnosis, up to four years before current medical practice. The algorithm outputs a score (ZCoR) using medical history on file with no new tests, and might be deployable as a universal IPF screening tool in primary care. ZCoR has been trained and validated on nearly 3 million patients across multiple databases, achieving high predictive performance in out-of-sample data (positive likelihood ratio > 30 with 99% specificity).
As with their sister chain, Twin Peaks, they promote the 29 °F (−2 °C) temperature of their beer, which is the coldest temperature possible before ice crystals begin to form in the beer they serve. Ojos Locos restaurants feature numerous large screen televisions (including one in each booth) showing Spanish-language sports broadcasts (especially soccer, boxing, and UFC matches).
This is a list of Ice Age species preserved as permafrost mummies during the Late Pleistocene. It includes all known species that have had their tissues partially preserved within the permafrost layer of the Arctic and Subarctic. Most went extinct during the Late Pleistocene extinctions while some are still extant today. They have been listed to the most specific known taxonomic rank.
This list contains a list of EC numbers for the second group, EC 2, transferases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology. All official information is tabulated at the website of the committee. The database is developed and maintained by Andrew McDonald.
=== James Ashford === James Ashford (Tom Stourton) is the CEO of Ashford Asset Management, and one of Lumi's primary investors. The day of the company's IPO, he confronts Henry about Lumi's inflated quarterly earnings reports and asks whether Pierpoint overvalued the company; Henry dismisses Ashford's concerns and returns his shares, forcing Pierpoint to scramble to find new investors. Harper later runs into Ashford in the park and learns from him that most banks are backtracking on their ESG investments, corroborating what she overheard Sweetpea telling Yasmin about Pierpoint's impending debt crisis. Harper uses what Ashford told her as legal cover for shorting Pierpoint. In series 4, Ashford, who invested in Harper's short-only fund at Otto Mostyn's asset management firm, angrily confronts her about denying investors' redemption requests following her controversial short of porn aggregator Siren. He is revealed to have been in a sexual relationship with Harper, and tips her off that Otto is restricting her from jeopardizing his political connections in hopes of obtaining a peerage. Ashford suddenly collapses from a minor stroke and is removed from the office by paramedics.
Sources: en.wikipedia.org
No. It is a synthetic analogue modeled on the first 29 residues of human GHRH. The substitutions and any linker are laboratory modifications rather than features of the endogenous peptide.
Early development used the albumin-binding form, and a shorter variant was later discussed under the same label. Because the two differ in half-life and handling, ambiguity arises whenever a source omits the variant designation.
The compound derives from that fragment but is not identical to it. The parent fragment lacks the stabilizing substitutions, so its degradation rate and duration of action differ noticeably.
Reported values cluster in the range of several days, reflecting slow release from the albumin complex. Estimates differ across species and assay platforms. The figure describes circulation time in study settings rather than a fixed property.