A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
This product is an exceptionally efficient transfection reagent based on novel cationic liposomes, specifically designed for the adherent growth of HEK293, HEK293T, HEK293A, 293FT, and other cell lines within the HEK293 series. It is primarily used for high-efficiency transient transfection of plasmids, RNA, and oligonucleotides in the HEK293 cell series. With a transfection efficiency of up to 90% for the HEK293 cell series, it offers the advantages of low cytotoxicity, excellent reproducibility, and simple operation. Please note that it is intended for research purposes only and is not suitable for clinical diagnosis or treatment. Group: Transfection reagents.
Lipofection 293-Susp (Liposome)
This product is a highly efficient transfection reagent, based on cationic liposomes, designed specifically for transfecting plasmids and expressing recombinant proteins at high levels in suspension-cultured HEK293 cells. The transfection efficiency of this product can reach up to 85%, with excellent reproducibility, simple operation, and extremely low cytotoxicity. Please note that it is intended for research purposes only and is not suitable for clinical diagnosis or treatment. Group: Transfection reagents.
Lipofection 293-Susp Pro (Liposome)
This product is a highly efficient transfection reagent, based on cationic liposomes, designed specifically for transfecting plasmids and expressing recombinant proteins at high levels in suspension-cultured HEK293 cells. The transfection efficiency of this product can reach up to 90%, with excellent reproducibility, simple operation, and extremely low cytotoxicity. Please note that it is intended for research purposes only and is not suitable for clinical diagnosis or treatment. Group: Transfection reagents.
Lipofection Reagent Human Immune Cell (LNP)
This product is a universal transfection reagent based on LNPs, specifically designed for short-chain RNA transfection in human immune cells. It has the advantages of high transfection rate, low cytotoxicity, good reproducibility, and simple operation. Please note that it is intended for research purposes only and is not suitable for clinical diagnosis or treatment. Group: Transfection reagents.
Lipofection Reagent Mouse Immune Cell (LNP)
This product is a universal transfection reagent based on LNPs, specifically designed for short-chain RNA transfection in mouse immune cells. It has the advantages of high transfection rate, low cytotoxicity, good reproducibility, and simple operation. Please note that it is intended for research purposes only and is not suitable for clinical diagnosis or treatment. Group: Transfection reagents.
Lipofection Reagent-Universal (Liposome)
This product is an efficient transfection reagent based on liposomes, specifically designed for delivering plasmids, siRNA, or other forms of nucleic acids including DNA, RNA, oligonucleotides, as well as nucleic acid-protein complexes or negatively charged proteins into eukaryotic cells. It can also be used for nucleic acid transfection in live animals. Suitable for both adherent and suspension cells (such as HEK293T, Hela, NIH3T3, HEK293FT, CHO, etc.), it offers the advantages of low cytotoxicity, excellent reproducibility, and easy operation. Please note that it is intended for research purposes only and is not suitable for clinical diagnosis or treatment. Group: Transfection reagents.
Lipofermata
Lipofermata is a fatty acid transport protein 2 (FATP2) inhibitor. Lipofermata shows fatty acid transport inhibition with an IC50 of 4.84 ?M in Caco-2 cells. Lipofermata, an analog of spiro-indoline-thadiazole, shows zinc-specific suppression of antibacterial activity. Lipofermata perturbs zinc homeostasis in E. coli K-12 with a MIC of 16 ?M[1][2][3]. Uses: Scientific research. Group: Signaling pathways. CAS No. 297180-15-5. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-116788.
Lipohexin
It is produced by the strain of Moeszia lindtneri HKI-0054 Paecilomyces sp. HKI-0055 and HKI-0096. It's a peptide antibiotic. It has anti-gram-positive bacterial effect. It had competitive inhibitory effect on human placental proline endopeptidase with IC50 of 3.5 μmol/L. It inhibits the proline endopeptidase from the Flavobacterium meningoseptiu with IC50 of 25 μmol/L. Molecular formula: C39H68N6O9. Mole weight: 764.99.
Lipoic acid
Lipoic acid ((R)-(+)-α-Lipoic acid) is an antioxidant, which is an essential cofactor of mitochondrial enzyme complexes. (R)-(+)-α-Lipoic acid is more effective than racemic Lipoic acid. Uses: Scientific research. Group: Natural products. Alternative Names: (R)-(+)-α-Lipoic acid; R-(+)-Thioctic acid. CAS No. 1200-22-2. Pack Sizes: 10 mM * 1 mL; 500 mg. Product ID: HY-18733.
Lipoic acid
Lipoic acid is a kind of B vitamins and can be used for the treatment of acute and chronic hepatitis, cirrhosis, hepatic coma, fatty liver, diabetes, etc. Alternative Names: 5-(dithiolan-3-yl)pentanoic acid;R-LIPOIC ACID POTASSIUM COMPOUND;6,8-Thioctic acid;6,8-Thiocticacid;6,8-Thiotic acid;6,8-Thioticacid. CAS No. 62-46-4. Product ID: PIPE-0268. Molecular formula: C8H14O2S2. Mole weight: 206.33. EINECS: 200-534-6. SMILES: C1CSSC1CCCCC(=O)O. Standard: USP. Category: Natural Extract.
Lipoic acid, reduced
Lipoic acid, reduced. Group: Biochemicals. Alternative Names: (±)-6,8-Dimercaptooctanoic acid; (±)-Dihydrolipoic acid. Grades: Highly Purified. CAS No. 462-20-4. Pack Sizes: 50mg, 100mg, 250mg, 500mg, 1g. Molecular Formula: C8H16O2S2. US Biological Life Sciences.
Worldwide
Lipoic Acid (Thioctic Acid, Alpha Lipoic Acid)
Coenzyme in the oxidative decarboxylation reactions of glucose metabolism and the citric acid cycle. Although it is an essential growth factor for various micro-organisms. a-Lipoic acid, is a naturally occuring coenzyme containing a disulfide that has been used to treat polyneuropathies and hepatic disorders. a-Lipoic acid is a potent inhibitor of NFKB activation and HIV-1 tat driven gene expression. Group: Biochemicals. Alternative Names: (+/-)-1,2-Dithiolane-3-pentanoic Acid; (+/-)-1,2-Dithiolane-3-valeric Acid; (+/-)-Thioctic Acid; (RS)-α-Lipoic Acid; DL-Thioctic Acid; Liposan; Lipothion; NSC 628502; NSC 90788; Protogen A; Thioctsan; Tioctacid. Grades: Cell Culture Grade. CAS No. 1077-28-7. Pack Sizes: 10g, 25g, 100g, 500g. Molecular Formula: C8H14O2S2, Molecular Weight: 206.3. US Biological Life Sciences.
Worldwide
Lipomycin α
It is produced by the strain of Str. aureofaciens Tu117. It has strong activity of anti-gram-positive bacterial and no activity against fungi (including yeast). Synonyms: alpha-Lipomycin; 4-[13-[(2,6-Dideoxy-beta-D-ribo-hexopyranosyl)oxy]-10,12,14-trimethyl-1-oxopentadeca-2,4,6,8,10-pentenyl]-2,5-dihydro-3-hydroxy-1-methyl-5-oxo-1H-pyrrole-2-propanoic acid. Grade: >95% by HPLC. CAS No. 51053-40-8. Molecular formula: C32H45NO9. Mole weight: 587.70.
Lipomycin β
It is produced by the strain of Str. aureofaciens Tu117. It has the activity of anti-gram-positive bacterial and no activity against fungi (including yeast). Synonyms: beta-Lipomycin; 2,5-Dihydro-3-hydroxy-4-(13-hydroxy-10,12,14-trimethyl-1-oxo-2,4,6,8,10-pentadecapentenyl)-1-methyl-5-oxo-1H-pyrrole-2-propanoic acid. CAS No. 51053-41-9. Molecular formula: C26H35NO6. Mole weight: 457.56.
lipopolysaccharide 3-α-galactosyltransferase
Transfers α-D-galactosyl residues to D-glucose in the partially completed core of lipopolysaccharide [cf. EC 2.4.1.56 (lipopolysaccharide N-acetylglucosaminyltransferase), EC 2.4.1.58 (lipopolysaccharide glucosyltransferase I) and EC 2.4.1.73 (lipopolysaccharide glucosyltransferase II)]. Group: Enzymes. Synonyms: UDP-galactose:lipopolysaccharide α,3-galactosyltransferase; UDP-galactose:polysaccharide galactosyltransferase; uridine diphosphate galactose:lipopolysaccharide α-3-galactosyltransferase; uridine diphosphogalactose-lipopolysaccharide α,3-galactosyltransferase; UDP-galactose:lipopolysaccharide 3-α-D-galactosyltransferase. Enzyme Commission Number: EC 2.4.1.44. CAS No. 9073-98-7. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2590; lipopolysaccharide 3-α-galactosyltransferase; EC 2.4.1.44; 9073-98-7; UDP-galactose:lipopolysaccharide α,3-galactosyltransferase; UDP-galactose:polysaccharide galactosyltransferase; uridine diphosphate galactose:lipopolysaccharide α-3-galactosyltransferase; uridine diphosphogalactose-lipopolysaccharide α,3-galactosyltransferase; UDP-galactose:lipopolysaccharide 3-α-D-galactosyltransferase. Cat No: EXWM-2590.
Lipopolysaccharide from Porphyromonas gingivalis
purified by phenol extraction. Group: Polysaccharide.
Lipopolysaccharide from Porphyromonas gingivalis
Lipopolysaccharide from Porphyromonas gingivalis. Group: Polysaccharide.
lipopolysaccharide glucosyltransferase I
Transfers glucosyl residues to the backbone portion of lipopolysaccharide [cf. EC 2.4.1.44 (lipopolysaccharide 3-α-galactosyltransferase, EC 2.4.1.56 (lipopolysaccharide N-acetylglucosaminyltransferase) and EC 2.4.1.73 (lipopolysaccharide glucosyltransferase II)]. Group: Enzymes. Synonyms: UDP-glucose:lipopolysaccharide glucosyltransferase I; lipopolysaccharide glucosyltransferase; uridine diphosphate glucose:lipopolysaccharide glucosyltransferase I; uridine diphosphoglucose-lipopolysaccharide glucosyltransferase. Enzyme Commission Number: EC 2.4.1.58. CAS No. 9074-00-4. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2603; lipopolysaccharide glucosyltransferase I; EC 2.4.1.58; 9074-00-4; UDP-glucose:lipopolysaccharide glucosyltransferase I; lipopolysaccharide glucosyltransferase; uridine diphosphate glucose:lipopolysaccharide glucosyltransferase I; uridine diphosphoglucose-lipopolysaccharide glucosyltransferase. Cat No: EXWM-2603.
lipopolysaccharide glucosyltransferase II
Transfers glucosyl residues to the D-galactosyl-D-glucosyl side-chains in the partially completed core of lipopolysaccharides. cf. EC 2.4.1.44 (lipopolysaccharide 3-α-galactosyltransferase), EC 2.4.1.56 (lipopolysaccharide N-acetylglucosaminyltransferase) and EC 2.4.1.58 (lipopolysaccharide glucosyltransferase I). Group: Enzymes. Synonyms: uridine diphosphoglucose-galactosylpolysaccharide glucosyltransferase. Enzyme Commission Number: EC 2.4.1.73. CAS No. 51004-27-4. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2616; lipopolysaccharide glucosyltransferase II; EC 2.4.1.73; 51004-27-4; uridine diphosphoglucose-galactosylpolysaccharide glucosyltransferase. Cat No: EXWM-2616.
Transfers N-acetylglucosaminyl residues to a D-galactose residue in the partially completed lipopolysaccharide core [cf. EC 2.4.1.44 (lipopolysaccharide 3-α-galactosyltransferase), EC 2.4.1.58 (lipopolysaccharide glucosyltransferase I) and EC 2.4.1.73 (lipopolysaccharide glucosyltransferase II)]. Group: Enzymes. Synonyms: UDP-N-acetylglucosamine-lipopolysaccharide N-acetylglucosaminyltransferase; uridine diphosphoacetylglucosamine-lipopolysaccharide acetylglucosaminyltransferase; UDP-N-acetyl-D-glucosamine:lipopolysaccharide N-acetyl-D-glucosaminyltransferase. Enzyme Commission Number: EC 2.4.1.56. CAS No. 37277-64-8. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2601; lipopolysaccharide N-acetylglucosaminyltransferase; EC 2.4.1.56; 37277-64-8; UDP-N-acetylglucosamine-lipopolysaccharide N-acetylglucosaminyltransferase; uridine diphosphoacetylglucosamine-lipopolysaccharide acetylglucosaminyltransferase; UDP-N-acetyl-D-glucosamine:lipopolysaccharide N-acetyl-D-glucosaminyltransferase. Cat No: EXWM-2601.
Involved in the biosynthesis of common antigen in Enterobacteriaceae. Group: Enzymes. Synonyms: ManNAcA transferase; uridine diphosphoacetyl mannosaminuronate-acetyl glucosaminyl pyrophosphoryl undecaprenol acetylmannosaminuronosyltransferase; UDP-N-acetyl-β-D-mannosaminouronate:lipid I N-acetyl-β-D-mannosaminouronosyltransferase (incorrect). Enzyme Commission Number: EC 2.4.1.180. CAS No. 113478-30-1. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-2406; lipopolysaccharide N-acetyl mannosaminouronosyl transferase; EC 2.4.1.180; 113478-30-1; ManNAcA transferase; uridine diphosphoacetyl mannosaminuronate-acetyl glucosaminyl pyrophosphoryl undecaprenol acetylmannosaminuronosyltransferase; UDP-N-acetyl-β-D-mannosaminouronate:lipid I N-acetyl-β-D-mannosaminouronosyltransferase (incorrect). Cat No: EXWM-2406.
Lipopolysaccharides
Lipopolysaccharides Inhibitor. Uses: Scientific use. Product Category: T11855. CAS No.:
Lipopolysaccharides, from E. coli O111:B4
Lipopolysaccharides, from E. coli O111:B4 (LPS, from Escherichia coli (O111:B4)) are endotoxins and TLR4 activators extracted from Escherichia coli (E. coli O111:B4) and are classified as S (smooth) type LPS. Lipopolysaccharides (LPS), from E. coli O111:B4 possess the typical three-part structure: O-antigen, R3-type core oligosaccharide, and lipid A. Lipopolysaccharides (LPS), from E. coli O111:B4 activate TLR-4 in immune cells and can cause significant gastric diseases. Lipopolysaccharides (LPS), from E. coli O111:B4 can be used to induce cellular inflammation and establish animal models related to inflammation[1][2][3][4][5][6][7][8][9].It is recommended to prepare a stock solution of ?2 mg/mL and ensure that it is fully mixed and dissolved. Due to the adsorption characteristics of LPS, low adsorption centrifuge tubes should be used for aliquoting and storage. Uses: Scientific research. Group: Biochemical assay reagents. Alternative Names: LPS, from Escherichia coli (O111:B4). Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg. Product ID: HY-D1056A1.
Lipopolysaccharides, from E. coli O55:B5
Lipopolysaccharides, from E. coli O55:B5 (LPS, from Escherichia coli (O55:B5)) are endotoxins and TLR4 activators extracted from Escherichia coli (E. coli O55:B5) and are classified as S (smooth) type LPS. Lipopolysaccharides, from E. coli O55:B5 possess the typical three-part structure: O-antigen, core oligosaccharide, and lipid A. Lipopolysaccharides, from E. coli O55:B5 activate TLR-4 in immune cells, exhibit high pyrogenicity, and demonstrate dose and serotype specificity. Lipopolysaccharides, from E. coli O55:B5 can be used to induce cellular inflammation and establish animal models related to inflammation[1][2][3][4][5][6][7]. It is recommended to prepare a stock solution of ?2 mg/mL. Vortex thoroughly for more than 10 minutes. Due to the adsorption characteristics of LPS, low adsorption centrifuge tubes should be used for aliquoting and storage. Uses: Scientific research. Group: Natural products. Alternative Names: LPS. Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-D1056.
Lipopolysaccharides from Escherichia coli
Lipopolysaccharides produced by Escherichia coli are endotoxins. Synonyms: Lipopolysaccharide E. Coli; Escherichia coli lipopolysaccharides; Lipopolysaccharides, Escherichiacoli; Citopyros; Escherichia coli lipopolysaccharide; Lipopolysaccharide, Escherichia coli; Lipopolysaccharides, Escherichia coli. CAS No. 93572-42-0.
Lipopolysaccharides from Escherichia coli K-235
Lipopolysaccharides from Escherichia coli K-235. Group: Polysaccharide.
ABC-type (ATP-binding cassette-type) ATPase, characterized by the presence of two similar ATP-binding domains. Does not undergo phosphorylation during the transport process. Enzymes of Gram-negative bacteria that export lipo-oligosaccharides and lipopolysaccharides. Group: Enzymes. Enzyme Commission Number: EC 7.5.2.5 (Formerly EC 3.6.3.39). Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-4677; lipopolysaccharide-transporting ATPase; EC 3.6.3.39. Cat No: EXWM-4677.
It is produced by the strain of Str. sp. RS-28. It's a macrolide antibiotic. It is resistant to plant pathogenic fungi and algae. Molecular formula: C78H138O30. Mole weight: 1555.91.
Liposidomycin A
It is produced by the strain of Str. sp. SN-1061M. It has antibacterial effect, but the antibacterial activity is weak. It has strong inhibition of mycobacteria (MIC is 0.16 μg/mL). It has the function of inhibiting glycopeptide biosynthesis, and can inhibit the glycopeptide biosynthesis of Escherichia coli with IC50 of 0.03 μg/mL. Molecular formula: C44H67N5O21S. Mole weight: 1034.09.
Liposidomycin B
It is produced by the strain of Str. sp. SN-1061M. It has antibacterial effect, but the antibacterial activity is weak. It has strong inhibition of mycobacteria (MIC is 0.16 μg/mL). It has the function of inhibiting glycopeptide biosynthesis, and can inhibit the glycopeptide biosynthesis of Escherichia coli with IC50 of 0.03 μg/mL. Molecular formula: C42H67N5O21S. Mole weight: 1010.06.
Liposidomycin C
It is produced by the strain of Str. sp. SN-1061M. It has antibacterial effect, but the antibacterial activity is weak. It has strong inhibition of mycobacteria (MIC is 0.16 μg/mL). It has the function of inhibiting glycopeptide biosynthesis, and can inhibit the glycopeptide biosynthesis of Escherichia coli with IC50 of 0.03 μg/mL. Molecular formula: C42H67N5O21S. Mole weight: 1010.06.
Lipoteichoic acid
Lipoteichoic acid is an orally effect anti-inflammatory and antitumor agent. Lipoteichoic acid is a crucial immune molecule in Gram-positive bacteria that activates the complement system by inducing C3 and inhibiting CD55. Lipoteichoic acid regulates macrophage autophagy through the PI3K/Akt/mTOR pathway. Lipoteichoic acid induces lung damage in mice. Lipoteichoic acid inhibits the production of melanin [1] [2] [3] [4] [5] [6] [7]. Uses: Scientific research. Group: Natural products. CAS No. 56411-57-5. Pack Sizes: 1 mg; 5 mg; 10 mg. Product ID: HY-N9481.
100mg Pack Size. Group: Biochemicals, Research Organics & Inorganics. Formula: N/A. CAS No. 9029-60-1. Prepack ID 14946502-100mg. See USA prepack pricing.
Lipoxin A4 (LXA4), an endogenous lipoxygenase-derived eicosanoid mediator, has potent dual pro-resolving and anti-inflammatory properties [1]. Lipoxin A4 inhibits proliferation and inflammatory cytokine/chemokine production of human epidermal keratinocytes (NHEKs) associated with the ERK1/2 and NF-kB pathways [2]. Lipoxin A4 inhibits serum amyloid A (SAA)-mediated IL-8 release with an IC 50 value of 25.74 nM [3]. Uses: Scientific research. Group: Natural products. Alternative Names: LXA4. CAS No. 89663-86-5. Pack Sizes: 25 μg (283.71 μM * 250 μL in Ethanol). Product ID: HY-113509.