5506 Results for "

Multivariate statistical analysis

" in MedChemExpress (MCE) Product Catalog:
Products (5506)

5506 Results for "Multivariate statistical analysis" in MCE Product Catalog:

Cat. No.: HY-W013159S
Synonyms: 5′-dGMP-13C10,15N5 disodium
2'-Deoxyguanosine 5'-monophosphate- 13C10, 15N5 (dGMP- 13C10, 15N5) disodium is the 13C and 15N labeled 2'-Deoxyguanosine 5'-monophosphate disodium (HY-W013159). 2'-Deoxyguanosine 5'-monophosphate (5′-dGMP) disodium is a mononucleotide having guanine as the nucleobase. 2'-Deoxyguanosine 5'-monophosphate disodium is a reactant involved in analysis of self-assembling in solution and nucleation/growth of G-qudruplexes, nucleophilic trapping and reductive alkylation. 2'-Deoxyguanosine 5'-monophosphate disodium can be used as an oxidizable target. 2'-Deoxyguanosine 5'-monophosphate disodium is a nucleic acid guanosine triphosphate (GTP) derivative and is a nucleotide precursor used in DNA synthesis .
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Cat. No.: HY-W018781R
CAS No.: 1670-14-0
Research Areas:  

Cancer

Benzamidine hydrochloride (Standard) is the analytical standard of Benzamidine (hydrochloride). This product is intended for research and analytical applications. Benzamidine hydrochloride is a competitive protease inhibitor that blocks the hydrolytic cleavage of glucagon by plasmin, trypsin and thrombin. Benzamidine hydrochloride effectively inhibits the degradation of glucagon by relevant proteases during the collection, storage and analysis of human plasma and blood samples. During in vivo metabolism, Benzamidine hydrochloride undergoes N-hydroxylation and produces multiple metabolites, exhibiting characteristics of delayed excretion or biphasic elimination. Benzamidine hydrochloride only induces slight single-strand DNA breaks at high concentrations and shows no significant genotoxic potential overall. Benzamidine hydrochloride may interfere with the detection of some glucagon antisera, but does not affect key antigen-antibody affinity at specific concentrations. Benzamidine hydrochloride can be used as a stabilizer in glucagon radioimmunoassays to ensure the accuracy and recovery rate of detection results .
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Cat. No.: HY-W020012
CAS No.: 78949-95-8
Synonyms: 22-NBD Cholesterol
Target:  

Fluorescent Dye

Research Areas:  

Inflammation/Immunology

Fluoresterol (22-NBD Cholesterol) is a cholesterol-specific fluorescent probe with cholesterol-mimicking binding properties. Fluoresterol is ineffective orally and does not cross the blood-brain barrier. Fluoresterol specifically binds to cholesterol transport-related proteins (such as ABCA1 and ABCG1) and is primarily used in cholesterol metabolism research, particularly for the visualization and quantitative analysis of cholesterol absorption, efflux, intracellular transport efficiency, and reverse cholesterol transport (RCT) processes. The commonly used concentration of Fluoresterol in in vitro experiments is 0.1-10 μM, and the commonly used dose in in vivo experiments is 5-20 mg/kg (gavage or intraperitoneal injection), with excitation/emission wavelengths of 472/540 nm. Fluoresterol can be applied to the study of cholesterol metabolism mechanisms related to hyperlipidemia, atherosclerosis, and non-alcoholic fatty liver disease (NAFLD) .
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Cat. No.: HY-W115721
CAS No.: 523-21-7
Synonyms: Sodium rhodizonate dibasic
Rhodizonic acid disodium (Sodium rhodizonate dibasic) is a transition metal-dependent pro-oxidant and lead detection agent that induces reactive oxygen species generation, DNA damage, and inhibits Aconitase activity. Rhodizonic acid disodium generates superoxide anion radicals in an iron (II)-dependent manner, leading to aconitase inactivation. Rhodizonic acid disodium also triggers hydroxyl radical-mediated DNA strand breaks and 8-OHdG formation via copper ion reduction. Rhodizonic acid disodium reacts with lead to form a scarlet precipitate, with the color intensity proportional to lead content, enabling qualitative or quantitative analysis of lead. Rhodizonic acid disodium can also be used for real-time visualization of the dynamic process of lead sequestration in the plant rhizosphere and evaluation of the effects of environmental factors such as soil type on the stability of lead-sequestering structures .
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Cat. No.: HY-L078
475 compounds

Accumulating evidence has revealed that intestinal microbiota play an important role in human health and disease, including cardiovascular diseases, inflammatory bowel disease, diabetes, obesity, cancer, and depression, etc. Changes in the composition of gut microbiota associated with disease, referred to as dysbiosis, have been linked to pathologies. Indeed, the gut microbiome functions like an endocrine organ, generating bioactive metabolites which play important roles in human metabolism, health, and disease. Gut microbiome has become a novel therapeutic target for many diseases. Analysis and identification of gut microbial metabolite will contribute to the development of therapeutic methods.

In order to meet the need of gut microbiome research, MCE carefully selected a unique collection of 475 gut microbial metabolites. MCE gut microbial metabolite library is a powerful tool for gut microbiome research and gut microbiome -related drug discovery.

Cat. No.: HY-137276
CAS No.: 97753-82-7
Purity:  99.73%
Synonyms: Bluo-Gal
Research Areas:  

Others

5-Bromo-3-indolyl β-D-galactopyranoside (Bluo-Gal) is a chromogenic substrate for β-galactosidase. 5-Bromo-3-indolyl β-D-galactopyranoside is hydrolyzed by the enzyme to generate a 5-bromoindole intermediate, which is further oxidized to form an insoluble blue precipitate. 5-Bromo-3-indolyl β-D-galactopyranoside can specifically recognize bacterial β-galactosidases (such as the product of the Escherichia coli lacZ gene) and reacts at pH 7.4, making it suitable for light and electron microscopic observations. 5-Bromo-3-indolyl β-D-galactopyranoside can be used in histochemical detection of reporter gene expression in transgenic organisms, such as the localization analysis of β-galactosidase activity in mouse embryos or muscle tissues .
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Cat. No.: HY-D1072
CAS No.: 53213-81-3
Synonyms: 3,3′-Dipentyloxacarbocyanine iodide
DiOC5(3) (3,3′-Dipentyloxacarbocyanine iodide) is a mitochondrial Fluorescent dye that alters membrane potential, and it also acts as an inhibitor of NADH-ubiquinone reductase (respiratory complex I). DiOC5(3) increases the NADH/NAD ratio and induces excessive production of ROS. DiOC5(3) induces Apoptosis. DiOC5(3) accumulates in the mitochondria of leukemia stem-like cells via organic anion-transporting polypeptides, specifically labels these cells, and inhibits their proliferation. DiOC5(3) enhances the cellular uptake of Hoechst 33342 (HY-15559), reduces Hoechst 33342-associated cytotoxicity, and improves the resolution of DNA content analysis by flow cytometry. DiOC5(3) shows no detectable fluorescence signal when excited in the 400-500 nm ultraviolet light range. DiOC5(3) is applicable to leukemia-related research .
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Cat. No.: HY-D3276
Target:  

Fluorescent Dye

Research Areas:  

Others

PE-Cy7 is a tandem dye conjugate based on fluorescence resonance energy transfer (FRET). Composed of phycoerythrin (PE) as the donor and Cy7 as the acceptor fluorescent dye, PE-Cy7 is suitable for multicolor flow cytometry, laser scanning cytometry and immunofluorescence applications. PE-Cy7 can be conjugated to antibodies or used in the biotin-streptavidin system to label cell surface antigens in immunophenotyping and multiparametric cell analysis. PE-Cy7 undergoes photon-induced oxidative degradation, whose rate depends on light intensity and storage conditions, leading to reduced FRET efficiency and increased PE leakage. PE-Cy7 can be excited at wavelengths of 488 nm, 532 nm or ~760 nm, and its emission signal can be detected using 780/60 nm, 810/90 nm or 785/50 nm bandpass filters, with a Stokes shift of 300 nm .
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Cat. No.: HY-N10159
CAS No.: 60941-76-6
1-Benzyl-I3C is a NEDD4-1 inhibitor with significant anticancer activity. 1-Benzyl-I3C can directly inhibit the ubiquitination activity of NEDD4-1 with an IC50 of 12.3μM, which is significantly better than its precursor compound I3C of 284μM. 1-Benzyl-I3C and its analogs showed good effects in inhibiting the proliferation of human melanoma cells, which is roughly related to their potency as NEDD4-1 enzyme inhibitors. By combining in vitro ubiquitination experiments and thermal stability analysis, 1-Benzyl-I3C was shown to be able to bind to the catalytic HECT domain of NEDD4-1 .
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Cat. No.: HY-P5325
CAS No.: 505070-05-3
Target:  

Bcl-2 Family

Research Areas:  

Others

Bid BH3 (80-99) is a biological active peptide. (BID is a pro-apoptotic member of the 'BH3-only' (BOPS) subset of the BCL-2 family of proteins that constitute a critical control point in apoptosis. Bid is the first of the BOPs reported to bind and activate Bcl-2, Bax, and Bak. Bid serves as a death-inducing ligand that moves from the cytosol to the mitochondrial membrane to inactivate Bcl-2 or to activate Bax.Pyroglutamyl (pGlu) peptides may spontaneously form when either Glutamine (Q) or Glutamic acid (E) is located at the sequence N-terminus. The conversion of Q or E to pGlu is a natural occurrence and in general it is believed that the hydrophobic γ-lactam ring of pGlu may play a role in peptide stability against gastrointestinal proteases. Pyroglutamyl peptides are therefore considered a normal subset of such peptides and are included as part of the peptide purity during HPLC analysis.)
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Cat. No.: HY-P5325A
Target:  

Bcl-2 Family

Research Areas:  

Others

Bid BH3 (80-99) acetate is a biological active peptide. (BID is a pro-apoptotic member of the 'BH3-only' (BOPS) subset of the BCL-2 family of proteins that constitute a critical control point in apoptosis. Bid is the first of the BOPs reported to bind and activate Bcl-2, Bax, and Bak. Bid serves as a death-inducing ligand that moves from the cytosol to the mitochondrial membrane to inactivate Bcl-2 or to activate Bax.Pyroglutamyl (pGlu) peptides may spontaneously form when either Glutamine (Q) or Glutamic acid (E) is located at the sequence N-terminus. The conversion of Q or E to pGlu is a natural occurrence and in general it is believed that the hydrophobic γ-lactam ring of pGlu may play a role in peptide stability against gastrointestinal proteases. Pyroglutamyl peptides are therefore considered a normal subset of such peptides and are included as part of the peptide purity during HPLC analysis.)
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Cat. No.: HY-L920
24,816 compounds
With the aging population and increasing competitive pressures, neurodegenerative diseases of the central nervous system (CNS) have become a serious medical challenge in modern society, including Parkinson's disease, Alzheimer's disease, brain tumors, and multiple sclerosis. The CNS MPO (Multi-Parameter Optimization) score is a widely recognized algorithm in medicinal chemistry. Developed by Pfizer, this method is based on an analysis of approved CNS drugs and their interior CNS drug candidates, establishing the CNS MPO rules. It incorporates six key physicochemical properties (ClogP, ClogD, MW, TPSA, HBD, and pKa) to prospectively optimize CNS drug attributes—such as high blood-brain barrier (BBB) permeability, low P-gp efflux liability, low metabolic clearance, and high safety—thereby improving the clinical success rate of CNS drug candidates. The CNS MPO compound library is a collection of compounds with CNS MPO scores greater than 5, specifically designed for CNS drug discovery.
Cat. No.: HY-L245
2,256 compounds

At the forefront of innovative drug discovery, every medicinal chemist faces the challenge of rapidly identifying high-quality hit compounds from vast repositories of chemical resources.

The MCE Natural Product Diversity Scaffold Library is the result of a streamlined optimization process built upon our existing natural product collection. Adhering to the rigorous selection principle of "retaining only one representative compound per BMS scaffold", we have concentrated the diversity of thousands of compounds into a high-value, low-redundancy core set containing 2,256 compounds. All compounds are derived from natural sources, inheriting their inherent advantages of structural complexity and drug-likeness. By eliminating redundancy, the library size is significantly reduced without any compromise to chemical diversity. This approach effectively lowers the cost and time required for primary screening while simplifying downstream data analysis and structure-activity relationship (SAR) studies.

Cat. No.: HY-139938S
Synonyms: 11,12-EET methyl ester-d11; (±)11,12-EpETrE methyl ester-d11
(±)11(12)-EET-d11 methyl ester (11,12-EET methyl ester-d11) is the deuterium labeled (±)11(12)-EET methyl ester (HY-139938). (±)11(12)-EET methyl ester (11,12-EET-methyl ester) is a methylated derivative of 11,12-epoxyeicosatrienoic acid (11,12-EET) (HY-130494). (±)11(12)-EET methyl ester cannot induce β-arrestin recruitment of the G protein-coupled receptor GPR132. (±)11(12)-EET methyl ester fails to enhance the expression of hematopoietic stem and progenitor cell (HSPC) markers. (±)11(12)-EET methyl ester can be used as a negative control molecule to study the structure-function relationship of 11,12-EET, facilitating the analysis of the role of the oxygenated fatty acid-GPR132 signaling axis in hematopoiesis .
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Cat. No.: HY-DY1114
CAS No.: 53213-81-3
DiOC5(3) (solution) is a mitochondrial Fluorescent dye that alters membrane potential, and it also acts as an inhibitor of NADH-ubiquinone reductase (respiratory complex I). DiOC5(3) (solution) increases the NADH/NAD ratio and induces excessive production of ROS. DiOC5(3) (solution) induces Apoptosis. DiOC5(3) accumulates in the mitochondria of leukemia stem-like cells via organic anion-transporting polypeptides, specifically labels these cells, and inhibits their proliferation. DiOC5(3) (solution) enhances the cellular uptake of Hoechst 33342 (HY-15559), reduces Hoechst 33342-associated cytotoxicity, and improves the resolution of DNA content analysis by flow cytometry. DiOC5(3) (solution) shows no detectable fluorescence signal when excited in the 400-500 nm ultraviolet light range. DiOC5(3) (solution) is applicable to leukemia-related research .
Solvent and concentration: DMSO: 10 mM
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Cat. No.: HY-W001952
CAS No.: 15231-91-1
6-Bromo-2-naphthol is an RTP (real-time polymerase chain reaction) probe that forms a 1:1 or 2:1 complex with β-cyclodextrin (β-CD). 6-Bromo-2-naphthol is capable of real-time monitoring of PCR reactions and quantification of specific nucleic acid sequences. RTP probes are a class of small DNA or RNA sequences labeled with fluorescent dyes and quencher molecules, which can be widely used in gene expression analysis, SNP genotyping, and pathogen detection. 6-Bromo-2-naphthol embeds into the cyclodextrin cavity through hydrophobic interactions, inhibits the oxygen quenching effect, and emits a phosphorescent signal at room temperature. 6-Bromo-2-naphthol can also be used as an intermediate for the synthesis of antibacterial azo dyes, and its derivatives show antibacterial activity against Staphylococcus aureus, Escherichia coli and other bacteria .
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Cat. No.: HY-169798
CAS No.: 23481-50-7
Target:  

Fluorescent Dye VSV

Research Areas:  

Infection

1,9-Dimethylmethylene blue is a photosensitizer, virus inactivator and hemoglobin oxidant derived from methylene blue. When activated, 1,9-Dimethylmethylene blue generates reactive oxygen species including singlet oxygen, and acts as a metachromatic dye. When activated in monomeric or dimeric form, 1,9-Dimethylmethylene blue induces photoinactivation of R17 phage and vesicular stomatitis virus and oxidizes hemoglobin via non-singlet oxygen reactive oxygen species or singlet oxygen-mediated pathways, respectively. The monomeric form, with higher nucleic acid affinity, achieves virus inactivation under specific conditions without forming methemoglobin. 1,9-Dimethylmethylene blue binds to substances such as glycosaminoglycans to produce color changes. Although it is susceptible to interference from non-glycosaminoglycan components in urine, it is still applicable to spectrophotometric analysis for glycosaminoglycan quantification. With these unique photochemical and binding properties, 1,9-Dimethylmethylene blue is widely used in studies of viral infections and related biochemical analyses .
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Cat. No.: HY-L942
1,626 compounds

Unlike highly conserved orthosteric sites, allosteric sites exhibit low conservation, high hydrophobicity, weak polarity, confined geometry, and dynamic cryptic properties. Rather than rigid keyhole-like cavities, they typically appear as flexible grooves, subunit interface clefts, or shallow depressions formed by protein conformational changes.

Based on the dynamic, hydrophobic, and elongated nature of allosteric pockets, MCE has carried out targeted fragment modification and screening under strict physicochemical criteria: MW 120–280 Da, HBD ≤ 2, HBA ≤ 3, PSA 30–80 Ų, rotatable bonds ≤ 2, cLogP 1–3.5. High 3D diversity was further ensured by PMI analysis, yielding fragments with excellent shape complementarity to allosteric pockets.

This library contains 1,800 structurally diverse, drug-like fragments, this library supports allosteric drug development and pocket optimization. It significantly improves screening hit rates and enables efficient, precise early-stage R&D of allosteric drugs.

Cat. No.: HY-W010736A
CAS No.: 40290-32-2
1,2-Dipalmitoyl-rac-glycerol is a diacylglycerol containing palmitic acid at the sn-1 and sn-2 positions (Cat. No. 10006627). It is found in a variety of vegetable oils, including palm, soybean, canola, and corn. 1 \n 1,2-Dipalmitoyl-rac-glycerol MaxSpec Standard is a quantitative grade standard of 1,2-dipalmitoyl-rac-glycerol prepared for mass spectrometry and related applications requiring quantitative reproducibility . The solution has been prepared gravimetrically and contained in argon-sealed deactivated glass ampoules. Concentrations were verified by comparison to independently prepared calibration standards. This 1,2-dipalmitoyl-rac-glycerol MaxSpec Standard is guaranteed to meet specifications for identity, purity, stability, and concentration and is supplied with a batch-specific Certificate of Analysis. Ongoing stability testing is performed to ensure concentrations remain accurate throughout the shelf life of the product. Note: Add more solution to the vial than listed. Therefore, accurate volume measurements are necessary to prepare calibration standards. Follow recommended storage and handling conditions to maintain product quality.
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Cat. No.: HY-121708
CAS No.: 930089-25-1
Target:  

c-Kit

Research Areas:  

Cancer

KI-328 is a novel inhibitor targeting KIT kinase that has selective activity against some KIT mutant kinases commonly found in acute myeloid leukemia (AML). KI-328 showed specificity for KIT kinase in in vitro kinase assays and inhibited the growth of wild-type (Wt) and mutant KIT-expressing cells, but had lower activity against D816V-KIT. Comparative analysis of the inhibitory effects of several potent KIT inhibitors on the growth of multiple mutant KIT-expressing cells showed that the multi-kinase inhibitors had comparable activity against D816V-KIT as against other mutant KITs; however, heat shock protein 90 (HSP90) inhibitors showed significant activity against D816V-KIT, inhibiting the growth of D816V-KIT-expressing cells at concentrations that did not affect the growth of other mutant KIT-expressing cells. These results suggest that potent KIT inhibitors have different activities against different types of KIT mutant kinases. Therefore, in clinical development, KIT inhibitors need to validate their activity against multiple types of KIT mutant kinases.
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