Cancer poses a significant threat to human health. Therefore, it is urgent to develop potent
anti-cancer drugs with excellent inhibitory activity and no toxic side effects. Pyrrole and its …

A series of novel α-methyl-l-DOPA urea derivatives viz., 3-(3, 4-dihydroxyphenyl)-2-methyl-2-
(3-halo/trifluoromethyl substituted phenyl ureido) propanoic acids (6a-e) have been …

Polyphenol oxidase (PPO) enzyme was purified from avocado (Persea americana) by
ammonium sulfate precipitation 0-80%, dialysis and affinity chromatography …

A new series of urea/thiourea derivatives have been efficiently synthesized from the reaction
of L-3-hydroxytyrosine with selective isocyanates/isothiocyanates and characterized by Infra …

Polyphenol oxidase (PPO) was firstly purified from damson plum as a high antioxidant
source. PPO was treated by 0–80% ammonium sulfate precipitation and dialysis …

Simple Summary Opuntia ficus-indica (L.) Mill.(OFI) is a member of the Cactaceae family. Its
fruits are available in a wide range of colors, including orange, lime green, purple, and red …

Abstract A series of 1-(2, 3-dihydro-1H-indan-1-yl)-3-aryl urea/thiourea derivatives (4a-j)
have been synthesized from the reaction of 2, 3-dihydro-1H-inden-1-amine (2) with various …

Thirteen novel compounds in a series of dihydrobenzo [h] quinazolin-2-yl thiourea
compounds (7a–m) were synthesized and characterized using FT-IR, 1H, 13C NMR …

Sažetak In this study,(E)-9-ethyl-N-((1, 3-diphenyl-1H-pyrazol-4-ylmethylene)-9H-carbazol-3-
amine (3a–f) and 1-(9-ethyl-9H-carbazol-6-yl)-3-phenylthiourea (5a–f) derivatives were …

The protection of Cumalic acid (CA), antioxidant, in the biochemical process in nature has
aroused great interest. Polyphenol oxidase (PPO), an enzyme, plays a vital function in aging …