this compound b

Barbaloin-related compound B is a useful organic compound for research related to life sciences and the catalog number is T124814.

D-Sedoheptulose 7-phosphate is a common precursor of heptaic acid (group III) and the heptasaccharide of hygromycin B (group IV). This compound can be converted to NDP-heptose via similar biosynthetic pathways present in these substances.

Dihydroisoalantolactone is found in herbs and spices. Dihydroisoalantolactone is isolated from roots of Inula helenium (elecampane). This compound Aliphatic heteropolycyclic, belongs to the class of organic compounds known as eudesmanolides, secoeudesmano

Epothilone B (EPO 906) is a compound isolated from the myxobacterium Sorangium cellulosum. Similar to paclitaxel, patupilone induces microtubule polymerization and stabilizes microtubules against depolymerization conditions. In addition to promoting tubulin polymerization and stabilization of microtubules, this agent is cytotoxic for cells overexpressing P-glycoprotein, a characteristic that distinguishes it from the taxanes. Patupilone may cause complete cell-cycle arrest.

Justicidin B, a potent lignan, exhibits anticancer and proapoptotic properties, additionally serving as a bone resorption inhibitor. This compound demonstrates robust antiviral, fungicidal, and antiprotozoal effects, along with a significant inhibition of platelet aggregation.

Asperglaucin B, an alkylated salicylaldehyde derivative isolated from the fungus Aspergillus chevalieri SQ-8, exhibits significant antibacterial properties. This compound demonstrates potent activity against the plant pathogens Pseudomonas syringae pv actinidae (Psa) and Bacillus cereus, achieving a minimum inhibitory concentration (MIC) value of 6.25 μM [1].

Foenumoside B, a triterpene saponin extracted from Lysimachia foenum-graecum, stimulates AMPK signaling, suppresses PPARγ-induced adipogenesis, and promotes lipolysis, shifting lipid metabolism. This compound is utilized in researching obesity and associated metabolic disorders [1].

Dihydrodehydrodiconiferyl alcohol 9-O-β-D-xylopyranoside serves as an anti-hepatitis B virus (anti-HBV) agent, effectively inhibiting the secretion of HBV surface antigen (HBsAg) and HBV e antigen (HBeAg) in the Hep G2.2.15 cell line, with IC50 values of 1.67 mM for HBsAg and over 2.15 mM for HBeAg [1].

Multiflorin B (compound 5), a kaempferol glycoside, can be extracted from the root of Neocheiropteris palmatopedata. This compound demonstrates the ability to inhibit nitric oxide production, achieving a 52% inhibition at a concentration of 20 μg/ml [1].

Shishijimicin B, an enediyne class compound, exhibits extremely potent cytotoxicity, with IC50 values ranging from 2.0-3.3 nM. This compound has been noted for its antitumor activity, making it valuable for cancer research [1]. Additionally, Shishijimicin B serves as a click chemistry reagent due to its Alkyne group, allowing for copper-catalyzed azide-alkyne cycloaddition (CuAAc) with Azide-containing molecules.

Sartorypyrone B, a 2β-acetoxyl analogue of chevalone C, is derived from the ethyl acetate extract of the culture of Neosartorya tsunodae (KUFC 9213), a fungus associated with marine sponges. This compound demonstrates potent growth inhibitory activity against MCF-7, NCI-H460, and A375-C5 cancer cell lines with GI50 values of 17.8, 20.5, and 25.0 μM, respectively, indicating its potential in the study of breast adenocarcinoma, non-small cell lung cancer, and melanoma [1].

Erinacine P (compound 1), a precursor metabolite of luteolin, is derived from the mycelia of the basidiomycete Hericium erinaceum YB4-6237. This compound can undergo mild chemical conversion to Erinacine B, followed by transformation into Erinacine A [1].

Polymyxin B2, a significant component of polymyxin B, is an antibiotic cationic lipopeptide initially derived from B. polymyxa. This compound effectively inhibits P. aeruginosa, A. baumannii, K. pneumoniae, and E. cloacae strains, exhibiting minimum inhibitory concentrations (MICs) of 1-2, 0.5-1, 0.25-0.5, and 0.25-1 µg/ml, respectively. Notably, in a mouse model of P. aeruginosa bloodstream infection, administration of polymyxin B2 at a dosage of 4 mg/kg has been shown to decrease the number of colony-forming units (CFUs) in the blood.

Cuevaene B can be isolated from the Streptomyces genus gdmAI-disrupted LZ35 strain. This compound exhibits moderate activity against Gram-positive bacteria, such as Bacillus subtilis (strain ATCC 11060), and shows moderate activity against fungi, including Fusarium verticillioides (strain S68) and Rhizoctonia solani (strain GXE4).

Harzianoside B is a diterpene aminoglycoside compound identified from Trichoderma sp. SCSIOW21. This compound shows activity in inhibiting NO production, with an IC50 value near the maximum tested concentration of 100 µM in RAW 264.7 macrophage cell assays. It is applicable in anti-inflammatory research.

1-Hydroxysulfurmycin B is an anthracycline antibiotic. This compound exhibits activity against Gram-positive bacteria and possesses antitumor properties.

Oganomycin GB is derived from the bacterium Streptomyces (Streptomyces str. oganonensis YG 19Z). When sodium para-hydroxycinnamate is added to the fermentation medium, Oganomycin A is produced. This compound is converted into its glutaric acid derivative, Oganomycin GA, via the action of D-amino acid oxidase. After the removal of sulfate ester through acidic hydrolysis, both A and GA yield Oganomycin B and Oganomycin GB. The effectiveness of Oganomycin GB is greater against Gram-negative bacteria compared to Gram-positive bacteria.

2,3-Dihydrocalodenin B (Compound 6) is a compound isolated from the small, red-glowing Knema tree (Knema globularia). It acts as a potent, non-competitive inhibitor of α-glucosidase and α-amylase, with IC50 values of 1.1 and 2.6 μM, respectively. This compound is applicable in diabetes research.

Ecdysoside B (compound 6b) is a pregnane glycoside isolated from the plant Ecdysanthera rosea. This compound and its derivatives and isomers exhibit anticancer, immunosuppressive, and anti-inflammatory activities. Ecdysoside B demonstrates cytotoxicity against various human tumor cell lines, including PANC-1 (human pancreatic cancer cells), A375 (human melanoma cells), and U87 (glioblastoma U87 cells). It is a valuable compound for research in cancer, immunomodulation, and anti-inflammation.

Gentamicin B (SCH-14342) is an aminoglycoside antibiotic isolated from Micromonospora echinospora. This compound is utilized in studies investigating ataxia potential and nephrotoxicity.

Curculigoside B is a naturally occurring phenolic compound traditionally used in Asian to protect against osteoporosis and maintaining skeletal integrity. Curculigoside B exerts antioxidant, anti-aging, immunomodulatory, and anti-inflammatory functions, while effectively preventing pathological bone loss, establishing this compound as a validated osteoprotective therapeutic candidate of increasing interest in research.

1-Methyl-2-undecyl-4(1H)-quinolone, along with dihydroevocarpine and evodiamine, should serve as chemical markers for the quality control of Evodia rutaecarpa (Juss.) Benth. This compound selectively inhibits type B MAO (MAO-B) activity with an IC(50) value of 15.3 microM using the substrate kynuramine, while not inhibiting type A MAO (MAO-A) activity. It can mitigate high phosphate-induced calcification in human aortic valve interstitial cells (HAVICs) by inhibiting phosphate cotransporter (PiT-1) gene expression and exhibits moderate antiangiogenic activity against human tumor cells.

1-Isothiocyanato-6-(methylsulfenyl)-hexane, identified in wasabi (W. japonica), exhibits multifaceted biological activities. This isothiocyanate compound demonstrates antibacterial properties by inhibiting B. subtilis growth in an agar diffusion assay at 25 µmol/disc, and antifungal effectiveness against T. mentagrophytes with a minimum inhibitory concentration (MIC) of 25 µg/ml. Additionally, it acts as a repellent in the blue mussel (M. edulis) assay and shows antifouling capabilities on polyvinyl chloride (PVC) plates at a concentration of 50 µmol/cm^2, underscoring its potential in biotechnological applications.

Bostrycin, an anthraquinone derived from B. alpestre, exhibits a broad spectrum of biological activities including antibacterial, antiproliferative, and phytotoxic effects. This compound demonstrates efficacy against Gram-positive bacteria like methicillin-resistant S. aureus (MRSA), M. tuberculosis, and C. botulinum. Additionally, Bostrycin shows antiproliferative action against A549 lung adenocarcinoma cells, particularly by arresting the cell cycle at the G0/G1 phase and triggering apoptosis within a concentration range of 10 to 30 µM. As a phytotoxin, it causes necrosis in water hyacinth leaves at approximately 7 µg/ml. Furthermore, Bostrycin serves as a protein immobilization cross-linking agent, managing to preserve its bacteriostatic properties when affixed to nonwoven polypropylene fabric.