poly(glutamic acid)

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pol·y(glu·tam·ic ac·id)

(pol'ē-glū-tam'ik as'id),
A polymer of glutamic acid residues in the usual peptide linkage (α-carboxyl to α-amino). See: poly- (2).
See also: poly (γ-glutamic acid).
Synonym(s): polyglutamate
References in periodicals archive ?
2003), and polyglutamic acid is capable of calcium solubilization.
The moisturizer contains an amino acid called polyglutamic acid that increases moisture and prevents water loss for softer skin; it also contains evening primrose and lavender oils.
Values for the endpoint biuret method were ~30% lower than expected for gelatin, possibly reflecting decreased reactivity of a proline-rich protein, and were ~30%-40% lower than the expected value for weighed peptide content for polylysine and polyglutamic acid (both poly amino acids ~10-30 residues in length).
The polypeptides polylysine and polyglutamic acid yielded measured values severalfold below their peptide content.
The functional ingredients used in the products to demonstrate clinical efficacy included casein phosphopeptide, calcium citrate malate, polyglutamic acid, heme iron and specific oligosaccharides.
cti) (Nasdaq: CTIC) today announced that it has licensed the rights to polyglutamic acid paclitaxel (PG-TXL), a water soluble form of Bristol-Myers Squibb's well known cancer drug, Taxol(R) (paclitaxel).
Both are based on polyglutamic acid (PGA), a naturally occurring amino acid polymer originally found in an Asian fermented soybean product called natto.
New ingredients used for the first time in approved FOSHU products in 2003 included polyglutamic acid for calcium absorption, phospho-oligosaccharide calcium ("Pos-Ca"), which "remineralizes teeth," bunaharitake (a tree fungus) extract for "people beginning to be concerned about hypertension and touichi extract for people beginning to be concerned about blood sugar levels.
0 (Betaine, urea, potassium lactate, polyglutamic acid, hydrolyzed sclerotium gum) Preservative, Partum q.
Gamma Polyglutamic acid is a naturally occurring biopolymer present in fermented soybean.
INCI name: Polyglutamic Acid Suggested use levels: 2-3%