Examples of 'polyanion' in a sentence
Meaning of "polyanion"
Polyanion is a chemical compound that contains multiple anionic functional groups. Polyanions are commonly found in various industries such as pharmaceuticals, materials science, and environmental science
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- Any anion having more than one negative charge.
- Any compound having multiple anion moieties, especially one based on a polymer.
How to use "polyanion" in a sentence
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polyanion
Polyanion for improved nucleic acid amplification.
The polyoxometalate is composed of a cation and a polyanion.
The preferred polyanion for use herein is alginate.
Polyphosphate is an especially preferred polyanion for use herein.
The pH of the polyanion and of the polycation may be adjusted.
Dextransulfate is listed as one example of a natural macromolecular polyanion.
The polyanion comprised an alkali metal salt of carboxymethyl cellulose.
Competing polyanion used.
This polyanion reagent consists of phenylboronic acid coupled to polyacrylic acid.
The polyion segment encompasses polycation segments and polyanion segments.
The polyanion used in the present invention is dextran sulfate or a salt thereof.
Aggregation can be overcome by the presence of an excess of the polycation or polyanion.
The coupling of antibody to the polyanion can be achieved in one of two ways.
The reaction mixture is transferred to a polycation matrix where the polyanion is caught.
In this situation the nucleic acid is a polyanion and the formed polymer is a polycation.
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An effective amount of such a polycation is that amount necessary to reduce inhibition by a polyanion.
The layer can be a molecular layer of polyanion on the core particle surface.
Half decay term in plasma concentration can be greatly extended by anionized by polyanion.
Most preferably the polyanion is a polyacrylic acid or a copolymer of acrylic acid and maleic acid.
This method prevents having to directly link the binding protein to the polyanion.
The antibodies act as linkers between the polyanion and the folate binding protein.
Examples such as those described above can be given for a polycation and a polyanion.
Moreover HA is the only polyanion leading to such antimicrobial multilayer.
Repeating the application and washing steps for successive layers of polycation or polyanion or polyzwitterion.
Thus, heparin is a polyanion exhibiting a strong negative charge at neutral pH.
During this process metal ions freed from the substrate enhance the precipitation of the polyanion.
The polyanion is an oligonucleotide, or a polynucleotide.
Modification occurs through association of the oligocationic viral inactivating agent with the nucleic acid polyanion.
The polyanion may then be cross-linked as described hereinbefore.
The capture technique employed utilizes a polyanion such as CMA.
A preferred polyanion is gelatin, which is capable of forming complexes with a variety of polyanions.
In a preferred embodiment of the invention, the polyanion is an antisense oligonucleotide.
When these acid groups are ionized, the polysaccharide becomes a polyanion.
In another preferred embodiment, the polyanion is a polyanionized polyol or a polyanionized sugar.
In particular, the therapeutic molecule can form the polyanion layer.
A polyanion is a polymer containing a net negative charge, for example polyglutamic acid.
Furthermore, hydrogen can bind covalently to the polyanion polyanionic hydride.
The polyanion is a polymer comprising neutralized acid groups, also named anionic polymer.
Among the possibilities, a combination of a polyanion and a divalent metal ion is preferred.
The polyanion is preferably cross-linked to bind the polyanion to the carrier layer.
The chromatography assay device of claim 1, wherein said polyanion is dextran sulfate.
The polyanion for use according to claim 1, wherein the polyanionic oligosaccharide is cellobiose sulfate.
In the present invention, two or more kinds of polyanion may be used in combination.
According to another feature of the present invention, it provides a composition of liposomes containing a polyanion.
The polymerization process may yield polyanion compositions having exposed and reactive Si-OH groups.
The product is initially polycationic and binding, but hydrolyses to a non-binding polyanion.
This phenomenon is apparently due to cationic surfactant-polyanion interactions which enable precipitation of the polyanion.
The multi-layer polymeric material is formed by the ionic interactions of a polycation and a polyanion.
The wound dressing of claim 7 wherein the polyanion moiety has anchored thereto a cell adhesion protein.
In another embodiment, the liposome composition contains one or more substituted ammonium polyanion salts.
