Ligands organométalliques

Prostaglandin F2α receptor agonist

<p>Autocamtide-2-related inhibitory peptide is a calmodulin-dependent protein kinase II (CaMKII) inhibitor.CAMK represents a class of Ca2+/calmodulin-dependent protein kinase enzymes. CAMKs are activated by increases in the concentration of intracellular calcium ions (Ca2+) and transfers phosphates from ATP to defined serine or threonine residues in other proteins. Activated CAMK is involved in the phosphorylation of transcription factors and therefore, in the regulation of expression of responding genes.</p>

PAC 1 is a small-molecule apoptosis inducer, derived from synthetic sources, with a unique mode of action targeting the apoptotic pathways in cancer cells. PAC 1 functions by selectively activating procaspase-3, an inactive precursor of the caspase enzymes, which play a crucial role in the execution phase of cell apoptosis. By facilitating the conversion of procaspase-3 to its active form, PAC 1 enhances the apoptotic response in cancer cells, promoting cell death and offering potential therapeutic advantages.

<p>KRAS G12C inhibitor</p>

<p>During extraction of lecithin from egg yolk, peptide by-products can be isolated and purified by gel filtration. Within the by-products this has led to the discovery of biologically active value-added products. The egg yolk gel filtration (EFGF) fractions were analysed for their antioxidant and angiotensin converting enzyme (ACE) inhibitory activities. EYGF-56 predominantly contained 3 peptides - SDNRNQGY, IQVPL, and KGLWE. IQVPL in EYGF-56 was found to have minimal antioxidant activity. YPSPV showed some angiotensin converting enzyme (ACE) inhibitory activity.</p>

<p>During extraction of lecithin from egg yolk, peptide by-products can be isolated and purified by gel filtration. Within the by-products this has led to the discovery of biologically active value-added products. The egg yolk gel filtration (EFGF) fractions were analysed for their antioxidant and angiotensin converting enzyme (ACE) inhibitory activities. EYGF-33 predominantly contained 3 peptides - KLSDW, YPSPV, and MPVHTDAD). KLSDW in EYGF-33 was found to have strong antioxidant activity linked to the presence of the tryptophan residue. KLSDW had nearly comparable activity to the synthetic antioxidant BHA. KLSDW did not show any notable angiotensin converting enzyme (ACE) inhibitory activity.</p>

Idelalisib is a pharmaceutical drug that functions as a PI3Kδ inhibitor, developed through synthetic chemical processes. Its mode of action involves selectively targeting and inhibiting phosphatidylinositol 3-kinase delta (PI3Kδ), a lipid kinase that plays a crucial role in the signaling pathways responsible for cell proliferation, survival, and differentiation. By inhibiting this enzyme, Idelalisib effectively impedes pathways that are often hyperactivated in certain hematologic malignancies, thereby exerting antitumor effects.

<p>Bexarotene is a retinoid and antineoplastic agent that is used for the treatment of solid tumours and t-cell lymphomas. It inhibits the growth in vitro of some tumor cell lines of hematopoietic and squamous cell origin and research has shown that it induces tumor regression in vivo in some animal models.</p>

<p>Afatinib is a small molecule that inhibits the activity of cellular kinases that are involved in the progression of cancer. It is an Irreversible inhibitor of three members of the ErbB family. This molecule binds covalently to cysteine 797 residue in HER2 and blocks downstream cellular signalling which inhibits cellular growth and promotes apoptosis. It has been researched for the treatment of non-small cell lung cancer (NSCLC), breast cancer, pancreatic cancer and colorectal cancer.</p>

<p>A15 also known as alpha2-Antiplasmin is a serine/protease inhibitor which inactivates plasmin in the blood. To inhibit plasmin in the blood alpha2-Antiplasmin forms a protease serpin complex with plasmin due to interactions of kringle 1 or 3 of plasmin and the lysine residues of alpha2-Antiplasmin's C-terminus. Although synthesised in the Liver A15 is also present within the neurons of the human brain and its expression has been found to be enhanced in Aβ plaques of Alzheimer's disease and during myocardial infarction. A high concentration of alpha2-Antiplasmin in the blood may also contribute to an increased risk of Ischemic strokes. Alternatively its expression appears to be diminished in patients with cirrhosis and acute liver failure. A further function of A15 is its ability to regulate fibrinolysis through crosslinking to fibrin.</p>

<p>Carmustine is a DNA alkylating agent which also cross-links DNA. As a result, Carmustine disrupts the function of DNA, resulting in the arrest the cell cycle and apoptosis. Consequently these properties of Carmustine, in addition to its ability to easily transmit through the blood-brain barrier, means it can be used as a cancer treatment, treating cancers such as, breast, ovarian and pancreatic as well as lymphomas and leukemias. Furthermore Carmustine can contribute to cytotoxic effects through its ability to carbamoylate DNA repair enzymes and proteins.</p>

<p>Vitamin B6 antimetabolite</p>

<p>Antirheumatic; immunosuppressant; neuroprotective; neuroregenerative</p>

<p>A specific inhibitor of Bone Morphogenetic Protein (BMP) type 1 receptors ALK2 and ALK3 (IC50  &lt; 0.5 µM). Dorsomorphin analog that exclusively targets the BMP but not VEGF signaling. It is able to inhibit the BMP-induced Smad1/5/8 activation but not the p38/MAP kinase signaling or Activin A-induced Smad2 activation.</p>

<p>6-OAU is a chemical compound categorized as a cytokinin-like molecule, which is derived from natural plant sources. It functions by modulating gene expression and hormone pathways involved in various plant growth and developmental processes. The mode of action of 6-OAU largely revolves around mimicking the activity of cytokinins, essential plant hormones that regulate cell division, shoot and root growth, as well as delay senescence.</p>

Pamidronic acid is a bisphosphate used in the treatment of Paget’s disease, osteolytic bone lesions and in the treatment of hypercalcemia of malignancy. This drug inhibits farnesyl diphosphate and induces apoptosis of hematopoietic tumor cells.

<p>Carmofur is an antineoplastic agent that is used to treat various cancers such as breast and colorectal cancer. This drug is a derivative of fluorouracil. Carmofur is an inhibitor of the human acid ceramidase, a lysosomal amidase involved in the development of cancer cells.</p>

Inhibits actin polymerization

<p>A metabolite of arachidonic acid, synthesised by COX enzymes and prostaglandin E synthases (PGEs). Binds to EP1, EP2, EP3 and EP4 receptors with high affinity (Kd &lt; 10 nM). Therapeutic potential for analgesia, pain relief and arthritic diseases. Enhances differentiation and expansion of iPSC-derived hematopoietic progenitor cells.</p>

Inhibitor of BACE1 protease

<p>Inhibits P-gp transporters ; modulates P-gp-mediated multidrug resistance</p>

<p>AZD9833 is an oral selective estrogen receptor degrader (SERD), which is a small molecule therapeutic synthesized by AstraZeneca. Its mode of action involves binding to the estrogen receptor, leading to the receptor's conformational change and subsequent degradation. This mechanism significantly downregulates estrogen receptor signaling, which is a crucial pathway in the progression of estrogen receptor-positive breast cancers.</p>

<p>Sorafenib is a drug that belongs to the class of multikinase inhibitors. It inhibits a number of kinases, including the Mcl-1 protein, which is involved in apoptosis along with blocking picolinic acid (PA), an endogenous metabolite involved in apoptosis signal transduction. Sorafenib also binds to epidermal growth factor receptor (EGFR) on the surface of cancer cells, inhibiting the production of proteins that are required for angiogenesis, thus blocking the formation of new blood vessels. Sorafenib may also inhibit P-glycoprotein (Pgp) activity. Overall, these cytotoxic effects give Sorafenib anti-tumor properties, inhibiting angiogenesis and cellular transformation, which are the two main processes of tumor growth and metastasis. Sorafenib tosylate has been shown to be effective against a range of solid tumors such as breast, prostate and lung cancers and is also used for the treatment of metastatic colorectal cancer and renal cell carcinoma. A combination therapy group found that sorafenib was more effective when used with interferon alfa-2b for the treatment of advanced renal cell carcinoma. Sorafenib also has the potential for drug interactions with other drugs that are metabolized by cytochrome P450 enzymes.</p>

<p>Inhibitor of pan-class I PI3K family of lipid kinases; antineoplastic</p>

Inhibitor of TGF-α, CTGF, ERK1/2, NF-κB and FasL; anti-inflammatory

<p>Melatonin is a neurotransmitter produced by the pineal gland that is involved in the regulation of sleep-wake cycles. It can be used to treat several conditions like shift work disorders, insomnia, jet lag, and alterations of the circadian rhythm. Some authors also proposed the use of melatonin against cognitive disorders. In an interesting research conducted on zebrafish, it was found that memory formation occurs better during daytime compared to nighttime, suggesting a role of melatonin in this process. When melatonin was administered during the daytime it caused reduced memory formation. On the contrary, removing the pineal gland or treating the fish with a melatonin antagonist significantly improves nighttime memory formation.</p>

Ivabradine is a HCN channel blocker that is used to reduce the risk of hospitalization for worsening heart failure and used in the treatment of symptomatic heart failure. This drug acts by inhibiting the “funny” channel pacemaker current (If) which results in a lower heart rate and allows for more blood flow to the myocardium.

<p>GDF-15, or Growth Differentiation Factor 15, is a cytokine, which is a type of signaling protein. It is primarily sourced from macrophages, but can also be secreted by other tissues such as the liver, heart, and adipose tissue. The protein is part of the transforming growth factor beta (TGF-β) superfamily and is involved in regulating inflammatory and apoptotic pathways.</p>

<p>Troxipide is a gastric cytoprotective agent that is used for the treatment of gastroesophageal reflux disease (GERD). It has anti-inflammatory, anti-ulcer and mucus secreting properties. This drug inhibits proinflammatory mediators in order to restore the normal gastric mucosa.</p>

Dual inhibitor of the adaptor protein 2-associated kinase 1 (AAK1) and BMP2-inducible kinase (BMP2K) with IC50 values of 270 nM and 1 μM, respectively. In a recent study, SGC AAK1 1 stabilised β-catenin, inhibited phosphorylation of the AP2 complex subunit mu protein (AP2M1) and activated Wnt signalling in in vitro experiments._x000D_

<p>Inhibits interaction between small GTPase Rab27a and its effector JFC1 (synaptotagmin-like protein1, Slp1). These proteins regulate neutrophil exocytosis, decrease neutrophil infiltration in liver and kidneys and reduce extracellular ROS production by NAPDH oxidase. Thus, nexinhibib20 suppresses systemic inflammation.</p>

Selective inhibitor of the platelet derived growth factor receptor PDGFRβ with IC50 value of 4.2 nM. JNJ 10198409 inhibits the PDGFRβ kinase activity and its downstream signalling leading to anti-proliferative and anti-angiogenic effects, which were confirmed in various tumoral cell lines.

<p>Pan-tyrosine kinase inhibitor (VEGFR2, c-MET, RET, KIT); anti-neoplastic</p>

H1-receptor antagonist

Brimonidine-D-tartrate is a selective alpha-2 adrenergic agonist, which is a pharmacological compound derived synthetically, targeting specific receptor subtypes in the adrenergic receptor family. Its mode of action involves reducing aqueous humor production and increasing uveoscleral outflow in the eye, thereby lowering intraocular pressure. Additionally, it induces peripheral vasoconstriction, playing a role in reducing redness in rosacea.

Dapoxetine is a drug that belongs to the group of selective serotonin reuptake inhibitors (SSRIs). It is used to treat premature ejaculation. This drug inhibits the serotonin transporter allowing for an increased action of serotonin at the postsynaptic cleft, thus promoting ejaculatory delay.

<p>Vipivotide tetraxetan is a radioactive therapeutic agent, which is a radioligand conjugate composed of a DOTA chelator linked to a targeting moiety. The source of this compound lies in its synthesis, where the DOTA ligand is conjugated to a peptide or small molecule that targets specific cell surface antigens expressed on cancer cells.</p>

Ziprasidone is an atypical antipsychotic drug that is used to manage schizophrenia, bipolar mania, and agitation. This drug binds to serotonin and dopamine receptors. As a result it enhances modulation of mood and improves overall cognition.

<p>Inhibitor of stearoyl-CoA desaturase SCD1 with IC50 of 6.3 nM, as measured in the SCD1-expressing human microsomes.  A 939572 exhibited anticancer activity as it reduced cell proliferation and triggered cell killing in human non-small cell lung carcinoma cells. A 939572 inhibited tumour growth in an in vivo model for gastric carcinoma and reduced the oleic acid:stearic acid ratio in mouse liver and plasma.</p>

<p>Ebselen is a non-toxic organoselenium compound with antioxidant, anti-inflammatory and cytoprotective properties. Ebselen is an inhibitor of lipoxygenases, nitric oxide (NO) synthases, protein kinase C, H+/K+-ATPase, thioredoxin reductase and NADPH oxidase. Recently, ebselen has been identified by several studies as a covalent inhibitor of the main protease Mpro from coronaviruses. For the SARS-CoV-2 main protease Mpro, the IC50 value is 0.67 μM and EC50 is 4.57 μM.</p>

Inhibits mTORC1 and mTORC2 serine/threonine kinases

<p>Piracetam analog; AMPA receptor allosteric modulator</p>

Lestaurtinib is a multitarget tyrosine kinase inhibitor of the JAK, FLT-3 and TrkA families of tyrosine kinases at nanomolar concentrations. It inhibits proliferation and induces apoptosis in vitro. Lestaurtinib is a FDA approved orphan drug for acute myeloid leukemia.

<p>Clomipramine is a tricyclic antidepressant drug that inhibits the reuptake of serotonin, norepinephrine, and dopamine. It is used to treat obsessive compulsive disorder, panic disorders and cataplexy. Additionally, Clomipramine is shown to modulate immune activation and shows constant anti-inflammatory properties at therapeutic concentrations by consistently decreasing pro-inflammatory cytokines.</p>

<p>Inhibitor of glucose uptake via GLUT1 and GLUT4 transporters, promoting intracellular glucose deprivation. The compound is a chemical sensitizer to the FAS cell death receptor and is able to break down the resistance of caspase activation. It has potential for anti-cancer therapy as it modulates the Warburg effect in cancer cell lines.</p>

Endothelin A receptor antagonist

<p>Modulator of RBP protein; activator of sphingomyelinase; pro-apoptotic</p>

Prodrug of 5-aminosalicylic acid; anti-inflammatory

Inhibitor of Aurora kinases A, B and C

<p>Inhibitor of PDE4 enzyme</p>

<p>(2R)-Arimoclomol maleate is an investigational pharmaceutical compound, which is an orally bioavailable small molecule with pharmacological activity primarily targeting cellular protein homeostasis mechanisms. This therapeutic agent is derived from molecular chaperones and operates by selectively enhancing the expression of heat shock proteins (HSPs). The mechanism of action involves the modulation of the heat shock response, wherein (2R)-Arimoclomol maleate amplifies the natural cellular defense pathways against protein misfolding and aggregation.</p>

Inhibitor of VEGFR, PDGR, c-Kit and Ret; inhibitor of angiogenesis

<p>5-Fluoro-1-(tetrahydro-2-furyl)uracil is a chemotherapeutic agent, which is a synthetic derivative of uracil. This compound is developed from modified nucleosides with the aim of enhancing antitumor efficacy. Its mechanism of action involves the inhibition of thymidylate synthase, leading to a disruption in DNA synthesis. By integrating into RNA and DNA, it ultimately impedes tumor cell proliferation due to RNA processing interference and DNA damage.</p>

<p>Diphenidol is an antiemetic agent used for the treatment and prevention of nausea and vomiting associated with various conditions. Its mechanism of action is not well known but it is thought to diminish vestibular stimulation and depress labyrinthine function.</p>

Inhibitor of EIF2AK3/PERK kinases

Wee1 inhibitor with an IC50 of 5.2 nM

AZD-7648 is a selective inhibitor of DNA-dependent protein kinase (DNA-PK), which is a pivotal enzyme involved in the non-homologous end joining (NHEJ) pathway of DNA repair. This product is derived from extensive chemical synthesis and optimization, designed for its specificity and efficacy in inhibiting DNA-PK activity. The mode of action involves binding to the ATP-binding site of DNA-PK, thereby obstructing its ability to facilitate the repair of double-strand DNA breaks.

Venlafaxine is an antidepressant drug used in the treatment of major depression, anxiety disorder and panic disorder. It is classed as an SNRI drug meaning it inhibits the reuptake of serotonin and norepinephrine so that there is an increased level of the neurotransmitters in the synaptic cleft.

<p>Agomelatine is a potent agonist at melatonin receptors and an antagonist at serotonin receptors. It was designed to treat mood disorders, such as depression. It has been shown to improve mood by increasing the levels of certain neurotransmitters in the brain such as dopamine and noradrenaline. Agomelatine has beneficial phase-shifting effects in humans; it causes a sleep phase advance, a drop in body temperature, and an initial release of melatonin. According to controlled human studies, Agomelatine is equally effective at treating severe depression as the SSRI antidepressants paroxetine and sertraline.</p>

<p>Inhibits non-receptor tyrosine kinase BTK; antineoplastic</p>

Inhibits p38 MAP kinase; anti-inflammatory; neuroprotective

Inhibitor of AKR1C3 (type 5 17β-hydroxysteroid dehydrogenase)

Zileuton is an inhibitor of the 5-lipoxygenase enzyme, thus preventing the leukotrienes LTE4, LDT4, LTB4 and LTC4 from being formed. This in turn reduces inflammation, bronchoconstriction and mucus secretion in the airways. As a result, Zileuton can be used in the treatment and management of asthma and allergic rhinitis. Studies have shown that Zileuton has the potential to reverse dementia-related brain damage.

<p>Vasopressin analog; vasoactive agent</p>

<p>17:0-20:4Pi (4) P is a synthetic phosphoinositide, which is a type of phospholipid. It is typically sourced from laboratory synthesis, often incorporating stable isotopes or specific fatty acid chains to mimic natural compounds found in cell membranes. This product functions primarily as a probe in biochemical experiments, particularly for studying lipid signaling pathways within cells.</p>

<p>Fexofenadine is a selective histamine-1 receptor antagonist that is used to treat the symptoms of seasonal allergies. It does not cross the blood-brain barrier and carries little-to-no activity at off targets. This drug binds to the inactive form of the H1 receptor and inhibits its activation and downstream effects.</p>

Agonist of μ opioid receptor; irritable bowel disease treatment

Tulobuterol is a drug used as a bronchodilator for the treatment and management of asthma and COPD. This drug is a long acting beta-2 adrenergic receptor agonist.

Antagonist of cardiac potassium channel HERG; anti-psychotic

Ondansetron is a serotonin 5-HT3 receptor antagonist that has been shown to inhibit the effects of serotonin in the gastrointestinal tract, thereby preventing nausea and vomiting that is caused by cancer chemotherapy. Chemotherapy and radiotherapy are associated with the release of serotonin (5-HT) from enterochromaffin cells of the small intestine, initiating a vomiting reflex through stimulation of 5-HT3 receptors located on vagal afferents. Ondansetron blocks the initiation of this reflex. The drug binds to receptors on cells in the gastrointestinal tract that are normally activated by serotonin, thereby blocking its effect.

Montelukast is a leukotriene receptor antagonist that blocks the binding of leukotrienes to their receptors. It is used for the treatment of chronic cough, as well as for the relief of symptoms of seasonal and perennial allergic rhinitis. Montelukast binds to leukotriene receptors on cells in the airways, preventing them from attaching to leukotrienes and triggering an inflammatory response. This drug has been shown to be effective in controlling asthma symptoms by reducing bronchial hyperresponsiveness and relieving respiratory obstruction due to inflammation. Montelukast also has anti-inflammatory properties, which are thought to be due to its ability to inhibit production of pro-inflammatory cytokines such as IL-6.

<p>Agonist of β3-adrenoreceptors with thermogenic properties and potential to control diet-induced obesity. The compound reversed obesity in adult rats and was effective even in animals that continued to feed on high-fat food. It caused the enlarged white adipocytes to shrink and triggered remodelling of the white adipose tissue.</p>

Inhibitor of ABC transporters; oral bioenhancer for anti-cancer therapy

<p>Potent and selective inhibitor of histone deacetylase 6 (HDAC6) with IC50 of 2.4 nM. Its anti-inflammatory activity was examined in a mouse model for acute colitis. The compound protected from intestinal inflammation by prevention of infiltration of CD19+ B-cells into the lamina propria of colonic epithelium and attenuated neutrophil activation. Its broad anti-inflammatory response involved decrease in 24 inflammatory chemokines and cytokines. Also, it is a potent inhibitor of cell proliferation in pancreatic cancer cell lines.</p>

<p>Inhibits multiple receptor tyrosine kinases (RTKs), including c-Kit, PDGFRβ, PDGFRα, c-Met, and Axl. Sitravatinib inhibits proliferation of sarcoma cells and reduced tumor growth in vivo. Promotes immune response in tumor microenvironment and enhances sensitivity to immune checkpoint inhibitors. This compound is undergoing several clinical trials as a potential anti-cancer therapeutic agent.</p>

<p>O6-Benzylguanine is a guanine analog that is an antineoplastic agent. It works by acting as a suicide inhibitor of the enzyme O6-alkylguanine-DNA alkyltransferase. This results to an interruption of DNA repair so that damage can occur to local tumor targets.</p>

<p>Inhibitor of 3β-hydroxysteroid dehydrogenase in steroid biosynthesis</p>

<p>Ranitidine is classified as a histamine antagonist that reduces gastric acid section by blocking the H2- receptor. It decreases the amount of acid in the stomach. It is used to treat conditions such as ulcers, Zollinger-Ellison syndrome and GERD.</p>

Potent and selective positive allosteric modulator (PAM) of metabotropic glutamate receptor mGlu4. Valiglurax is orally bioavailable and CNS-penetrant mGlu4 PAM in preclinical development for the Parkinson’s disease therapy and alleviation of the motor symptoms.

Ifosfamide is an alkylating agent and immunosuppressive drug used in chemotherapy for the treatment of various cancers such as ovarian, testicular, cervical and bladder. This drug interferes with the normal process of DNA replication causing damage to the DNA in cancer cells hence preventing them from growing and dividing.

Prostaglandin E1 analog; agonist of EP2, EP3 and EP4 receptors

Oxybutynin is an antimuscarinic agent that is used to aid the bladder in relaxing and preventing the urge to void. This drug is used in the treatment of an overactive bladder and reduces detrusor muscle activity. Oxybutynin works by inhibiting the action of acetylcholine on smooth muscle.

Competitive antagonist of ionotropic glutamate receptors of AMPA and kainate subfamilies. Reported anti-convulsant activity in seizures models induced by electrostimulation, drugs or genetic predisposition. Pro-convulsant effects in Theiler's murine encephalomyelitis virus-induced (TMEV) seizure model.

<p>Cetirizine is a selective histamine-1 antagonist drug used for the treatment of allergies. One of the common uses is for a condition called allergic rhinitis. As Cetirizine is an antihistamine, its main mode of action is by selectively inhibiting H1 receptors. In vivo and ex vivo animal models have shown insignificant anticholinergic and antiserotonergic effects.</p>

<p>Topoisomerase II inhibitor; chemotherapeutic drug</p>

FP receptor ligand; activator of PGF2αR

<p>CMX 001 is an antiviral medication that is a prodrug of cidofovir, which is derived from nucleoside analogs with direct inhibition of viral DNA polymerase. This mechanism of action allows CMX 001 to effectively disrupt viral replication by integrating into viral DNA and halting its synthesis. Designed to target a broad range of DNA viruses, this drug offers a robust means of controlling viral infections.</p>

<p>Crizotinib is a drug that belongs to the group of tyrosine kinase inhibitors. It is used in the treatment of cancers, including non-small cell lung cancer, small cell lung cancer, and other types of solid tumours. Crizotinib inhibits the activity of the tyrosine kinase ALK or anaplastic lymphoma kinase, which is involved in many signalling pathways and biological processes. The inhibition of this enzyme leads to decreased energy metabolism, reduced mitochondrial membrane potential and increased susceptibility to apoptosis.</p>

<p>Bicuculline is a phthalide-isoquinoline compound and is a competitive GABA receptor antagonist. It blocks GABA’s inhibitory action, mimicking epilepsy. This compound is used in research to better study epilepsy.</p>

<p>Inhibits urate anion exchanger 1 (URAT1); therapeutic use in gout</p>

<p>Eplerenone is a drug known as an aldosterone antagonist. It is a type of potassium-sparing diuretic that is used to treat chronic heart failure and high blood pressure, particularly for patients with resistant hypertension due to elevated aldosterone. It does this by blocking the activity of the enzyme that produces aldosterone, which increases levels of sodium and water in the body. This leads to a decrease in blood pressure.</p>

Etodolac is a non-steroidal anti-inflammatory drug (NSAID) used to treat osteoarthritis and rheumatoid arthritis. It is also used to treat acute pain. This drug works by inhibiting prostaglandin synthesis from the inhibition of the enzyme cyclooxygenase.

Agonist of ghrelin receptor; growth hormone secretagog

<p>Inhibitor of protein kinase CK2</p>

Selective and potent inhibitor of 8-oxoguanine DNA glycosylase OGG1 with IC50 of 0.6 μM. OGG1 is a key enzyme in DNA repair mechanism called base excision repair (BER). The compound inhibits the hydrolysis of glycosidic bond required for the excision of 8-oxoguanine from double stranded DNA, which leads to accumulation of mutations. It has been proposed as monotherapy for certain types of cancers as well as adjuvant for cancer therapy with DNA damaging agents. It has potential to sensitize tumours for chemotherapy and inhibit development of drug resistance mechanisms.

<p>NAP is a neuroprotective peptide, which is derived from activity-dependent neuroprotective protein (ADNP), with a mechanism involving microtubule stabilization and neuronal protection. It exhibits the ability to protect neurons from various types of damage, including oxidative stress and conditions mimicking neurodegenerative diseases. NAP enhances axonal transport and increases the resilience of neurons to insults that would typically result in cell death. This peptide has shown promise in preclinical studies for its potential to halt or reverse cognitive decline, making it a focal point for research into therapeutic strategies for disorders like Alzheimer's disease and other tauopathies. The peptide operates by binding to microtubules, promoting stability, and facilitating efficient transport of cellular components. Studies have highlighted its role in traversing the blood-brain barrier, which makes it a viable candidate for central nervous system-targeted therapies. Researchers continue to explore its efficacy and possible applications in improving cognitive function and providing neuroprotection in aging populations.</p>