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Avermectin B1b (Antibiotic C 076B1b)

Avermectin B1b (Antibiotic C 076B1b)

Cat no: A4447-01

Supplier: United States Biological
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Avermectin B1b is the minor component (<20%) of the commerically available anthelmintic marketed as Abamectin(R) used to control parasitic nematodes in livestock. Avermectin B1b contains a isopropyl residue in the 24-position. In vitro and in vivo studies have shown this analogue to be active but less potent than the B1a analogue Purity: >99% by HPLC Solubility: Soluble in ethanol, methanol, DMF or DMSO. Related to: Avermectin B1a, Milbemycin A4, Milbemycin A3, Milbemycin D, Nemadectin
Catalogue number: A4447-01
Size: 1mg
Purity: >99% by HPLC
Alternative names: Antibiotic C 076B1b
References: 1. Avermectin B1a irreversibly blocks postsynaptic potentials at the lobster neuromuscular junction by reducing muscle membrane resistance. Fritz L.C. et al. Proc. Natl Acad. Sci. USA 1979, 76, 2062. 2. Solubilization and characterization of a high affinity ivermectin binding site from Caenorhabditis elegans. Cully D.F. et al. Mol Pharmacol. 1991, 40, 326. 3. Glutamate-gated chloride channels and the mode of action of the avermectin/milbemycin anthelmintics. Wolstenholme A.J. & Rogers A.T. Parasitology 2005, 131, S85-95.

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