Qualitative and quantitative analyses of chemical constituents and and systematic evaluation of the pharmacological effects of Tibetan medicine Zhixue Zhentong capsules.

Zhixue Zhentong capsules (ZXZTCs) are a Tibetan medicine preparation solely composed of (Benth.) Kudo. is the only species of the genus (family Lamiaceae) that has medicinal constituents derived from the grass or root and rhizome.

Pathogenicity of egg-type duck-origin isolate of Tembusu virus in Pekin ducklings.

Background: Tembusu virus (TMUV) usually affects adult ducks, causing a severe drop of egg production. It has also been shown to be pathogenic in commercial Pekin ducklings below 7 weeks of age. Here, we report a TMUV-caused neurological disease in young egg-type ducklings and the pathogenicity of the egg-type duck-origin TMUV isolates in meat-type Pekin ducklings.

Pattern and related factors of cognitive impairment among chronic methamphetamine users.

Background And Objectives: Methamphetamine (MA) use is increasingly prevalent in East and Southeast Asia and commonly associated with cognitive impairment. The present study estimated the characteristics of cognitive impairment and explored the associated potential factors among chronic MA users.

Methods: The data were from the baseline visit of a longitudinal study among synthetic drug users.