Various species of common box (Buxus) are cultivated in the Arboretum of the Slovak Academy of Sciences in Mlyňany under the same soil and climatic conditions; consequently, the examination of alkaloids produced by those plants is of chemotaxonomical importance. From this locality we investigated so far alkaloids from Buxus sempervirens L.[l,2], B. microphylla SIEB, et ZUCC. var. sinica REHD. e...

Objective(s) The aim of this study was to search for new antiviral agents from herbal medicines. Ethanol extracts of C. semipervirens, C. semipervirens var. horizontalis and C. semipervirens cv. Cereiformis were used in experiments to test their influence on herpes viruses (HSV-1). Materials and Methods HeLa cells monolayers were infected with herpes viruses (HSV-1). Antiviral activity of th...

Solanum elaeagnifolium Cav. is one of the most invasive plant species worldwide that colonizes crops and human disturbed lands, while it appears at edge forest ecosystems. Its control still remains an unsolved problem around world. Understanding its distribution under predicted climate change, could contribute to effective management conservation ecosystems in future. This research was conducte...

La contaminación con metales pesados es un problema grave a nivel mundial y en algunas regiones de México. En las ciudades, esto se debe principalmente residuos o desechos la industria al flujo vehicular principalmente. El presente estudio está enfocado determinar concentración (Cd, Cr, Pb V) hojas especies arbóreas (Pinus halepensis Mill., Cupressus sempervirens L. Prosopis spp.). Estas fueron...