α-synuclein Aggregation Inhibitor

6PPD-Q (6PPD-Quinone) is an environmental pollutant that can be detected in human urine and is widely present in the environment. 6PPD-Q targets and binds to CNR2, CNR1, AA2AR, LCAT, and TRPA1, with CNR2 exhibiting the highest binding affinity, potentially acting as a CNR2 receptor agonist to activate cannabinoid receptors. 6PPD-Q induces intestinal inflammation and barrier damage by disrupting mitochondrial function, reducing neuronal glycolysis metabolites and TCA cycle intermediates, and exacerbating α-synuclein (α-syn) aggregation. 6PPD-Q is applicable in research on environmental toxicology, neurodegenerative diseases, and inflammation-related disorders.

Fast Green FCF is a sea green triarylmethane food dye, with absorption maximum ranging from 622 to 626 nm. Fast Green FCF inhibits α-synuclein aggregation, as well as Aβ and P2X4 receptor, and TLR4/Myd88/NF-κB. Fast Green FCF is widely used as a staining agent like quantitative stain for histones at alkaline pH after acid extraction of DNA, and as a protein stain in electrophoresis. Fast Green FCF improves cognitive impairment, depression, relieves pain allergies, and promotes reproductive function.

Prasinezumab (PRX 002) is a humanized IgG1 monoclonal antibody directed against aggregated α-synuclein. Prasinezumab has the potential for Parkinson's disease research.

Minzasolmin (UCB0599; (R)-NPT200-11) is an orally active, blood-brain-permeable α-synuclein (α-Syn) inhibitor that selectively binds to α-Syn misfolded intermediates (such as oligomers) and inhibits aggregation and fibril formation by regulating their conformational stability. Minzasolmin can reduce the generation of pathological oligomers and block neurotoxic signaling, thereby reducing the abnormal accumulation of α-Syn in the brain. Minzasolmin significantly improved motor deficits, reduced neuroinflammatory markers, and α-Syn-related pathological deposition in transgenic mouse models.

SynuClean-D (SC-D) is an inhibitor of α-synuclein aggregation, disrupts mature amyloid fibrils, prevents fibril propagation, and abolishes the degeneration of dopaminergic neurons in an animal model of Parkinson’s disease.

Cuminaldehyde is the main component of Cuminum cyminum and has multiple biological activities, including anti-inflammatory, anti-cancer, anti-diabetic, anti-injury, anti-neuropathy and antibacterial effects. Cuminaldehyde is an inhibitor of aldose reductase (IC₅₀= 0.00085 mg/mL), α-glucosidase (IC₅₀=0.5 mg/mL) and lipoxygenase (IC₅₀=1370 μM). Cuminaldehyde also inhibits the fibrillation of α-synuclein and prevents its aggregation. Cuminaldehyde has potential application value in the research of neurodegenerative diseases, cancer, diabetes and neuropathic pain diseases.

PROTAC α-synuclein degrader 5 is a highly selective small-molecule degrader (PROTAC) of α-synuclein aggregates, with a DC₅₀ of 7.51 μM and the highest degradation rate D_max of 89%. PROTAC α-synuclein degrader 5 contains probe molecule sery308 and E3 ligase ligands. PROTAC α-synuclein degrader 5 can be used for neurological disease research.

α-Synuclein aggregate binder 1 (Compound C05-05) is a specific binder for α-synuclein aggregates and can inhibit α-synuclein aggregation. α-Synuclein aggregate binder 1 can be used as a fluorescent probe (excitation wavelength 900 nm, detection wavelength 500-550 nm) for optical imaging, and can also inhibit α-synuclein fibril formation by blocking the aggregation process. α-Synuclein aggregate binder 1 can be used for positron emission tomography (PET) imaging after being labeled with ¹⁸F. α-Synuclein aggregate binder 1 can be used for visual diagnosis of brain lesions and mechanism research of neurodegenerative diseases such as Parkinson's disease and Lewy body dementia.

PBT434 methanesulfonate is a potent, orally active and cross the blood-brain barrier α-synuclein aggregation inhibitor. PBT434 methanesulfonate can be used as a iron chelator and modulates transcellular iron trafficking. PBT434 methanesulfonate inhibits iron-mediated redox activity and iron-mediated aggregation of α-synuclein. PBT434 methanesulfonate prevents the loss of substantia nigra pars compacta neurons (SNpc). PBT434 methanesulfonate has the potential for the research of Parkinson’s disease (PD).

Corynoxine B is an alkaloid-based autophagy inducer and α-synuclein aggregation inhibitor that ameliorates Mn-induced dysregulation of autophagy and enhances α-synuclein (α-syn) clearance in Parkinson's disease mice.

(Rac)-Minzasolmin ((Rac)-UCB0599; NPT200-11) is a blood-brain barrier penetrated alpha-synuclein (ASYN) misfolding inhibitor. (Rac)-Minzasolmin acts on the early stage of ASYN aggregation process, by replacing the membrane-bound oligomers ASYN, allowing them to revert to the monomeric form, while preventing pathological aggregation. (Rac)-Minzasolmin effectively improves the ASYN deposition in the retina and the neuro-pathological indicators in two α-synuclein transgenic mouse models. (Rac)-Minzasolmin can be used for the studies of Parkinson's disease (PD) and dementia with Lewy bodies (DLB).

PQQ-trimethylester (PQQ-TME) is a synthetic compound that is a trimethylester derivative of pyrroloquinoline quinone (PQQ). PQQ-trimethylester has twice the blood-brain barrier permeability of PQQ (HY-100196) in vitro. In addition, PQQ-trimethylester shows strong inhibitory activity against α-synuclein, amyloid β1-42 (Aβ1-42) and prion protein fibrillation. PQQ-trimethylester can be used in the study of neurodegenerative diseases.

PBT434 is a potent, orally active and cross the blood-brain barrier α-synuclein aggregation inhibitor. PBT434 can be used as a iron chelator and modulates transcellular iron trafficking. PBT434 inhibits iron-mediated redox activity and iron-mediated aggregation of α-synuclein. PBT434 prevents the loss of substantia nigra pars compacta neurons (SNpc). PBT434 has the potential for the research of Parkinson’s disease (PD).

α-Synuclein inhibitor 10 (compound a8) inhibits the activity of α-Syn aggregation with low IC₅₀ value (1.08 μM). α-Synuclein inhibitor 10 exhibits good binding affinity to α-Syn residues. α-Synuclein inhibitor 10 can be used in the research of Parkinson's disease (PD).

α-Synuclein inhibitor 11 (compound 1) is a selective α-synuclein (α-syn) oligomer formation inhibitor. α-Synuclein inhibitor 11 does not inhibits tau 4R (isoforms 0N4R, 2N4R) or p-tau (isoform 1N4R). α-Synuclein inhibitor 11 can be used for Parkinson's disease (PD) research.

Cuminaldehyde Standard is the analytical standard of Cuminaldehyde. This product is intended for research and analytical applications. Cuminaldehyde is the main component of Cuminum cyminum and has multiple biological activities, including anti-inflammatory, anti-cancer, anti-diabetic, anti-injury, anti-neuropathy and antibacterial effects. Cuminaldehyde is an inhibitor of aldose reductase (IC₅₀= 0.00085 mg/mL) and α-glucosidase (IC₅₀=0.5 mg/mL). Cuminaldehyde also inhibits the fibrillation of α-synuclein and prevents its aggregation Cuminaldehyde can induce apoptosis in colon adenocarcinoma cells by targeting topoisomerase I and II. In addition, Cuminaldehyde also exerts anti-inflammatory activity by inhibiting lipoxygenase. Cuminaldehyde has a strong inhibitory effect on the growth of Aspergillus flavus and the biosynthesis of aflatoxin B1 (AFB1). Cuminaldehyde can exert anti-injury and anti-neuropathy effects by participating in opioid receptors, L-arginine/NO/cGMP pathways and anti-inflammatory effects. Cuminaldehyde has potential application value in the research of neurodegenerative diseases, cancer, diabetes and neuropathic pain diseases.

LETC is an orally active α-synuclein (α-Syn) aggregation inhibitor with an EC₅₀ of 66 nM in transfected DH60.21 neuroblastoma cells. LETC can cross the blood-brain barrier. LETC can be used for the study of synucleinopathies.

tau protein/α-synuclein-IN-1 is a dual inhibitor of tau protein and α-synuclein. tau protein/α-synuclein-IN-1 reduces α-syn inclusions development in M17D neuroblastoma cells. tau protein/α-synuclein-IN-1 can be used in study Alzheimer’s disease.

α-Synuclein 4554W is an inhibitor of α-Synuclein (aSyn) aggregation with associated toxicity. α-Synuclein 4554W consists of GIVNGVKA sequences, previously identified through intracellular library screening. α-Synuclein 4554W reduces fibril formation of aSyn mutants assocaited with Parkinson’s disease.

Peucedanocoumarin III is an α-synuclein fiber depolymerizer with blood-brain barrier permeability. Peucedanocoumarin III depolymerizes β-sheet aggregate structures, promotes aggregate clearance, inhibits β23-induced cytotoxicity, blocks the formation of Lewy body-like inclusions, and prevents dopaminergic neuron loss. Peucedanocoumarin III can be used in studies related to Parkinson's disease.