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The parent compound of a series of plant pigments. All are flavonoids and typically colored yellow to orange.
Synonym(s): benzalacetophenone
References in periodicals archive ?
Next, chalcone derivatives were synthesized and assayed for their antimicrobial activity against several bacterial strains in combination with penicillin antibiotics.
lactiflora, including phenylalanine ammonialyase gene (PAL), chalcone synthase gene (CHS), chalcone isomerase gene (CHI), F3H, flavonoid 3'-hydroxylase gene (F3'H), dihydroflavonol 4-reductase gene (DFR), ANS, UDP-glucoside (UGT): flavonoid 3-O-glucosyltransferase gene (F3GT) as well as flavonoid 5-O-glucosyltransferase gene (F5GT) and methyl transferase gene (MT).
The induction of chalcone synthase and phenylalanine ammonia-lyase by salicylic acid application which results in the synthesis of certein phenolic compounds that play an important role in conferring resistance against various abiotic stresses including temperature stress (Campos et al, 2003) further supports our results.
Another report demonstrated that aspalathin, a chalcone found in Aspalathus linearis, increases GLUT4 translocation to the plasma membrane via AMPK activation to exert a hypoglycaemic effect in L6 myocytes and R1N-5F cells (Son et al.
Reactivity and pH dependence of thiol conjugation to N-ethylmaleimide: detection of a conformational change in chalcone isomerase.
Isolation and analysis of bioactive isoflavonoids and chalcone from a new type of Brazilian propolis.
Sang's research on flavanols in tea, chalcone from apples and isoflavone from soy.
Introduction of a chimeric chalcone synthase gene into petunia results in reversible co-suppression of homologous genes in trans.
Other key ingredients include hesperidin methyl chalcone to promote stronger blood vessel walls, and dextra sulfate to help reduce the appearance of swelling.
The scientists were able to significantly increase the total flavonol content in both the peel and flesh using the onion chalcone isomerase (CHI) gene.