polybasic


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polybasic

 [pol″e-ba´sik]
having several replaceable hydrogen atoms.

pol·y·ba·sic

(pol'ē-bā'sik),
Having more than one replaceable hydrogen atom, denoting an acid with a basicity greater than 1.

pol·y·ba·sic

(pol'ē-bā'sik)
Having more than one replaceable hydrogen atom; denoting an acid with a basicity greater than 1.
References in periodicals archive ?
The material made of the polybasic CTS has a cellular structure (Figure 1(c)).
S.; Somsen, G., 1989, "Heat Capacities and Volumes of Some Polybasic Carboxylic Acids in Water at 298.15 K", J.
Compound 48/80 and other polybasic compounds are shown to activate G proteins (20,21).
Ivanov, "Significance of the putative upstream polybasic nuclear localisation sequence for the biological activity of human interferon-gamma," Biotechnology and Biotechnological Equipment, vol.
The chromosome number in the genus varies in the range of 2n = 10-48 and is polybasic on x = 5, 8, 9, and 17, of which x = 9 is the most dominant number.
Since the swelling properties of polybasic gels are influenced by buffer solution, no additional ions through buffer solution were added to the medium for setting pH.
Tertiary alcohols would lead to optimum hydrolytic stability, but secondary alcohols are commercially available and are more reactive with the polybasic acids used in alkyd polymers.
During winter 2016-17, the H7N9 virus evolved into highly pathogenic avian influenza (HPAI) virus by acquiring a polybasic amino acid motif at the hemagglutinin cleavage site, rendering the virus capable of disseminating systematically and causing high mortality rates among chickens (5,6).
Hemagglutinin-neuraminidase balance influences the virulence phenotype of a recombinant H5N3 influenza A virus possessing a polybasic HA0 cleavage site.
It is comprised of applying an organic acid to a substrate to form a layer and drying the layer, wherein the organic acid has at least two acid groups and is selected from the group consisting of a graft polymer, a polybasic carboxylic acid, a polymer of an unsaturated carboxylic acid and a co-polymer of an unsaturated carboxylic acid.
We did not observe amino acid substitution at position E627K of the polybasic 2 gene in the feline isolates.
Therefore, co-infection with H7N9 and other avian influenza viruses, such as influenza A(H9N2) viruses, could, in theory, lead to insertion of a polybasic cleavage site by nonhomologous recombination.