iGluR Agonist

BPAM344 is a kainate receptor (KAR) subunits GluK1b, GluK2a, and GluK3a positive allosteric modulator (PAM).

Zelquistinel (AGN-241751) is the orally active N-methyl-D-aspartate (NMDA) receptor partial agonist used for the research of depression, anxiety and other related psychiatric disorders.

Cis-piperidine-2,3-dicarboxylic acid is a non-specific antagonist of NMDA, AMPA and kainate ionotropic receptors and a partial agonist for NMDA receptors. Cis-piperidine-2,3-dicarboxylic acid can be used in blocking general excitatory synaptic transmissions.

L-Glutamic acid-1-¹³C is the ¹³C-labeled L-Glutamic acid. L-Glutamic acid acts as an excitatory transmitter and an agonist at all subtypes of glutamate receptors (metabotropic, kainate, NMDA, and AMPA). L-Glutamic acid shows a direct activating effect on the release of DA from dopaminergic terminals.

L-Aspartic acid-¹³C₄,¹⁵N is the ¹⁵N, ¹³C-labeled L-Aspartic acid (HY-N0666). L-Aspartic acid is a NMDA receptor agonist and acidic amino acid. L-Aspartic acid has no independent analgesic activity. L-Aspartic acid can antagonize the analgesic effects of D-Aspartic acid and Morphine. L-Aspartic acid regulates polymorph transformation, crystal growth/aggregation and nucleation processes of calcium carbonate, and can serve as a biomineralization template. L-Aspartic acid promotes burst firing of central neurons. L-Aspartic acid can be used in studies related to cerebral ischemia and epilepsy.

SYM 2081 is a kainate receptor agonist. SYM 2081 is a substrate of EAAT1 (K_m of 54 μM). SYM 2081 inhibits EAAT2-mediated glutamate transport (K_b is 3.4 μM in Xenopus oocytes), modulates Apoptotic signaling pathways (increases Bcl-2 and decreases Bax/caspase-3 expression). SYM 2081 exhibits neuroprotective activity. SYM 2081 can be used in the study of hypoxic-ischemic brain damage and inflammatory or neuropathic pain.

D-Serine-d₃ ((R)-Serine-d₃) is a deuterium labeled D-Serine (HY-100808). D-Serine ((R)-Serine), an endogenous amino acid involved in glia-synapse interactions that has unique neurotransmitter characteristics, is a potent co-agonist at the NMDA glutamate receptor. D-Serinee has a cardinal modulatory role in major NMDAR-dependent processes including NMDAR-mediated neurotransmission, neurotoxicity, synaptic plasticity, and cell migration.

ATPA is a selective glutamate receptor GluR5 activator with EC₅₀s of 0.66, 9.5, 1.4, 23, 32, 18, and 14 μM for GluR5wt, GluR5(S741M), GluR5(S721T), GluR5(S721T, S741M), GluR5(S741A), GluR5(S741L), and GluR5(S741V), respectively.

Tulrampator (S-47445) is an orally active selective AMPA receptor modulator. Tulrampator possesses procognitive, enhancing synaptic plasticity, anti-depressant-anxiolytic-like, procognitive and potential neuroprotective properties. Tulrampator can be used for research of alzheimer’s disease and in major depressive disorder.

(S)-(-)-5-Fluorowillardiine ((5S)-Fluorowillardiine; (S)-5-Fluorowillardiine) hydrochloride is a potent, highly selective non-NMDA ionotropic glutamate receptor (iGluR, AMPA/Kainate receptor) agonist. (S)-(-)-5-Fluorowillardiine hydrochloride activates high-affinity AMPA-preferring receptors (EC₅₀ = 0.70 μM) and low-affinity kainate-preferring receptors (EC₅₀ = 170 μM), thereby inducing biphasic dose-dependent neurotoxicity/excitotoxicity. (S)-(-)-5-Fluorowillardiine hydrochloride is applicable to research related to schizophrenia, temporal lobe epilepsy, and bipolar disorder.

L-Glutamic acid-5-¹³C is the ¹³C-labeled L-Glutamic acid. L-Glutamic acid acts as an excitatory transmitter and an agonist at all subtypes of glutamate receptors (metabotropic, kainate, NMDA, and AMPA). L-Glutamic acid shows a direct activating effect on the release of DA from dopaminergic terminals.

CMPDA is a positive allosteric modulator of AMPA receptors with EC50s of 45.4 ± 4.2 nM/63.4 ± 5.6 nM for GluA2i/GluA2o receptor.

S 18986 is a selective, orally active, brain penetrant positive allosteric modulator of AMPA-type receptors. S 18986 shows cognitive enhancing properties in rodents. S 18986 activates the release of noradrenaline and acetylcholine in rat hippocampus and enhances rat memory in object-recognition tests.

(S)-Willardiine ((-)-Willardiine) is a subtype-selective glutamate receptor agonist and the active isomer of Willardiine. Willardiine binds to and activates hGluR1, hGluR2, hGluR4 and hGluR5, with K_i values of 3.6 nM and 0.24 nM for hGluR4 and hGluR5, respectively. (S)-Willardiine is used to investigate the distribution and physiological functions of glutamate receptor subunits in the central nervous system.

Sunifiram (DM-235) is an ampakine-like compound and an agonist of AMPA receptor with oral activity. Sunifiram can increase the release of acetylcholine in the rat cerebral cortex and exhibits potent cognitive enhancement effects with better nootropic activity compared to piracetam (HY-B0585). Sunifiram is promising for research in neurodegenerative diseases such as mild cognitive impairment (MCI) and Alzheimer's disease (AD).

N,N-Dimethylglycine (Dimethylglycine) hydrochloride, a natural N-methylated glycine, is a nutrient supplement and acts as an NMDAR glycine site partial agonist. N,N-Dimethylglycine hydrochloride is a methyl donor that can improve immunity, act as an antioxidant to prevent oxidative stress, and scavenge excess free radicals. N,N-Dimethylglycine hydrochloride has antidepressant-like and surfactant effects.

L-Aspartic acid disodium (disodium L-aspartate) is a NMDA receptor agonist and acidic amino acid. L-Aspartic acid disodium has no independent analgesic activity. L-Aspartic acid disodium can antagonize the analgesic effects of D-Aspartic acid and Morphine. L-Aspartic acid disodium regulates polymorph transformation, crystal growth/aggregation and nucleation processes of calcium carbonate, and can serve as a biomineralization template. L-Aspartic acid disodium promotes burst firing of central neurons. L-Aspartic acid disodium can be used in studies related to cerebral ischemia and epilepsy.

L-Aspartic acid-1,4-¹³C₂ is the ¹³C-labeled L-Aspartic acid (HY-N0666). L-Aspartic acid is a NMDA receptor agonist and acidic amino acid. L-Aspartic acid has no independent analgesic activity. L-Aspartic acid can antagonize the analgesic effects of D-Aspartic acid and Morphine. L-Aspartic acid regulates polymorph transformation, crystal growth/aggregation and nucleation processes of calcium carbonate, and can serve as a biomineralization template. L-Aspartic acid promotes burst firing of central neurons. L-Aspartic acid can be used in studies related to cerebral ischemia and epilepsy.

L-Glutamic acid-¹³C₅,¹⁵N,d₅ is the deuterium, ¹³C-, and 15-labeled L-Glutamic acid. L-Glutamic acid acts as an excitatory transmitter and an agonist at all subtypes of glutamate receptors (metabotropic, kainate, NMDA, and AMPA). L-Glutamic acid shows a direct activating effect on the release of DA from dopaminergic terminals.

L-Aspartic acid-¹³C is the ¹³C-labeled L-Aspartic acid (HY-N0666). L-Aspartic acid is a NMDA receptor agonist and acidic amino acid. L-Aspartic acid has no independent analgesic activity. L-Aspartic acid can antagonize the analgesic effects of D-Aspartic acid and Morphine. L-Aspartic acid regulates polymorph transformation, crystal growth/aggregation and nucleation processes of calcium carbonate, and can serve as a biomineralization template. L-Aspartic acid promotes burst firing of central neurons. L-Aspartic acid can be used in studies related to cerebral ischemia and epilepsy.