Isolation and Identification of Condensed Tannins from Ziziphus jujuba Leaves and Their Inhibition Mechanism for Melanogenesis

Objective: To explore the structural characteristics of condensed tannins from Ziziphus jujuba leaves and their effect on tyrosinase and the inhibition mechanism for melanogenesis.Methods: The condensed tannins from Z.jujuba leaves were isolated and purified on the basis of Sephadex LH-20 gel column chromatography, and their structural features wer

read more


Contact Effect Contribution to the High Efficiency of Lithium Chloride Against the Mite Parasite of the Honey Bee

Lithium chemicals have been proven to be very effective in eradicating Varroa destructor, the detrimental parasite of the honey bee; however, little is known about the Fridge Dairy Cover Pins side effects on brood and long term consequences on the colony.Earlier, it was proposed that the action mechanisms of lithium chloride do not include the cont

read more

Effect of supplementation of lecithin and carnitine on growth performance and nutrient digestibility in pigs fed high-fat diet

Aim: To study the effect of dietary supplementation of lecithin Vanity and Mirror and carnitine on growth performance and nutrient digestibility in pigs fed high-fat diet.Materials and Methods: A total of 30 weaned female large white Yorkshire piglets of 2 months of age were selected and randomly divided into three groups allotted to three dietary

read more

Microwave Bone Imaging: Reconstruction of Anthropomorphic Numerical Calcaneus Phantoms for Bone Diseases Diagnosis

Microwave Tomography (MWT) is emerging as a potential imaging technique for monitoring bone health due to its ability to determine the Personal Care dielectric properties of tissues under investigation.Studies have demonstrated a significant dielectric contrast between healthy and diseased human trabecular bones, which suggests that MWT has the pot

read more